Mercurial > hg > th-libs
annotate th_string.c @ 389:0e5511015bd2
10L.
author | Matti Hamalainen <ccr@tnsp.org> |
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date | Thu, 03 Mar 2016 13:45:11 +0200 |
parents | 3f878ae15050 |
children | eb79d11d8d40 |
rev | line source |
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1 /* |
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2 * Miscellaneous string-handling related utility-functions |
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3 * Programmed and designed by Matti 'ccr' Hamalainen |
231 | 4 * (C) Copyright 2002-2016 Tecnic Software productions (TNSP) |
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5 * |
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6 * Please read file 'COPYING' for information on license and distribution. |
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7 */ |
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8 #include "th_util.h" |
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9 #include "th_string.h" |
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10 |
80 | 11 |
12 /* Implementation of strdup() with a NULL check | |
8 | 13 */ |
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14 char *th_strdup(const char *src) |
8 | 15 { |
10 | 16 char *res; |
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17 if (src == NULL) |
10 | 18 return NULL; |
44 | 19 |
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20 if ((res = th_malloc(strlen(src) + 1)) == NULL) |
10 | 21 return NULL; |
44 | 22 |
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23 strcpy(res, src); |
10 | 24 return res; |
8 | 25 } |
26 | |
27 | |
81 | 28 /* Implementation of strndup() with NULL check |
29 */ | |
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30 char *th_strndup(const char *src, const size_t n) |
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31 { |
81 | 32 char *res; |
33 size_t len; | |
79 | 34 |
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35 if (src == NULL) |
81 | 36 return NULL; |
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37 |
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38 len = strlen(src); |
81 | 39 if (len > n) |
40 len = n; | |
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41 |
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42 if ((res = th_malloc(len + 1)) == NULL) |
81 | 43 return NULL; |
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44 |
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45 memcpy(res, src, len); |
81 | 46 res[len] = 0; |
47 | |
48 return res; | |
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49 } |
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50 |
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51 |
223 | 52 /* Like strdup, but trims whitespace from the string according to specified flags. |
53 * See TH_TRIM_* in th_string.h. If the resulting string would be empty (length 0), | |
54 * NULL is returned. | |
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55 */ |
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56 static char * th_strdup_trim_do(const char *src, size_t len, const int flags) |
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57 { |
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58 char *res; |
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59 size_t start, end; |
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60 |
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61 if (len == 0) |
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62 return NULL; |
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63 |
174 | 64 // Trim start: find first non-whitespace character |
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65 if (flags & TH_TRIM_START) |
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66 for (start = 0; start < len && th_isspace(src[start]); start++); |
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67 else |
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68 start = 0; |
174 | 69 |
70 // Trim end: find last non-whitespace character | |
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71 if (flags & TH_TRIM_END) |
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72 for (end = len - 1; end > start && th_isspace(src[end]); end--); |
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73 else |
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74 end = len; |
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75 |
174 | 76 // Allocate memory for result |
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77 if (src[end] == 0 || th_isspace(src[end])) |
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78 return NULL; |
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79 |
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80 len = end - start + 1; |
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81 if ((res = th_malloc(len + 1)) == NULL) |
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82 return NULL; |
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83 |
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84 memcpy(res, src + start, len); |
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85 res[len] = 0; |
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86 return res; |
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87 } |
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88 |
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89 |
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90 char *th_strdup_trim(const char *src, const int flags) |
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91 { |
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92 if (src == NULL) |
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93 return NULL; |
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94 |
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95 return th_strdup_trim_do(src, strlen(src), flags); |
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96 } |
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97 |
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98 |
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99 char *th_strndup_trim(const char *src, const size_t n, const int flags) |
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100 { |
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101 size_t len; |
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102 if (src == NULL || n == 0) |
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103 return NULL; |
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104 |
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105 for (len = 0; len < n && src[len]; len++); |
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106 |
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107 return th_strdup_trim_do(src, len, flags); |
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108 } |
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109 |
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110 |
236
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111 // |
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112 // Simple implementations of printf() type functions |
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113 // |
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114 static int th_vprintf_put_pstr(th_vprintf_ctx *ctx, th_vprintf_putch vputch, const char *str) |
336
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115 { |
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116 while (*str) |
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117 { |
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118 int ret; |
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119 if ((ret = vputch(ctx, *str++)) == EOF) |
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120 return ret; |
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121 } |
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122 return 0; |
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123 } |
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124 |
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125 |
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126 static int th_vprintf_put_repch(th_vprintf_ctx *ctx, th_vprintf_putch vputch, int count, const char ch) |
336
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127 { |
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128 while (count-- > 0) |
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129 { |
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130 int ret; |
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131 if ((ret = vputch(ctx, ch)) == EOF) |
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132 return ret; |
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133 } |
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134 return 0; |
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135 } |
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136 |
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137 |
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138 static int th_printf_pad_pre(th_vprintf_ctx *ctx, th_vprintf_putch vputch, |
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139 int f_width, const int f_flags) |
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140 { |
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141 if (f_width > 0 && (f_flags & TH_PF_LEFT) == 0) |
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142 return th_vprintf_put_repch(ctx, vputch, f_width, ' '); |
336
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143 else |
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144 return 0; |
299
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145 } |
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146 |
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147 |
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148 static int th_printf_pad_post(th_vprintf_ctx *ctx, th_vprintf_putch vputch, |
368
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149 int f_width, const int f_flags) |
299
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150 { |
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151 if (f_width > 0 && (f_flags & TH_PF_LEFT)) |
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152 return th_vprintf_put_repch(ctx, vputch, f_width, ' '); |
336
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153 else |
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154 return 0; |
280
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155 } |
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156 |
284 | 157 |
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158 #define TH_PFUNC_NAME th_vprintf_buf_int |
336
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159 #define TH_PFUNC_TYPE_S int |
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160 #define TH_PFUNC_TYPE_U unsigned int |
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161 #include "th_printf1.c" |
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162 |
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163 |
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164 #define TH_PFUNC_NAME th_vprintf_buf_int64 |
336
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165 #define TH_PFUNC_TYPE_S int64_t |
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166 #define TH_PFUNC_TYPE_U uint64_t |
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167 #include "th_printf1.c" |
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168 |
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169 |
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170 #ifdef TH_PRINTF_DEBUG |
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171 static void pflag(char *buf, const char *str, const int sep, const int flags, const int flg) |
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172 { |
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173 strcat(buf, (flags & flg) ? str : " "); |
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174 if (sep) |
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175 strcat(buf, "|"); |
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176 } |
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177 |
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178 |
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179 static const char *get_flags(const int flags) |
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180 { |
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181 static char buf[256]; |
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182 |
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183 buf[0] = 0; |
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184 |
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185 pflag(buf, "ALT", 1, flags, TH_PF_ALT); |
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186 pflag(buf, "SGN", 1, flags, TH_PF_SIGN); |
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187 pflag(buf, "SPC", 1, flags, TH_PF_SPACE); |
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188 pflag(buf, "GRP", 1, flags, TH_PF_GROUP); |
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189 pflag(buf, "ZER", 1, flags, TH_PF_ZERO); |
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190 pflag(buf, "LFT", 0, flags, TH_PF_LEFT); |
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191 |
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192 return buf; |
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193 } |
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194 #endif |
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195 |
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196 |
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197 static int th_vprintf_put_int(th_vprintf_ctx *ctx, th_vprintf_putch vputch, |
341 | 198 va_list ap, const int f_radix, int f_flags, int f_width, int f_prec, |
376
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199 const BOOL f_unsig, char *(f_alt)(const char *buf, const int vret, const int flags)) |
228
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200 { |
336
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201 char buf[64]; |
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202 int f_len = 0, ret = 0, vret, nwidth; |
336
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203 char f_sign, *f_altstr; |
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204 BOOL f_neg = FALSE; |
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205 |
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206 if (f_flags & TH_PF_LONGLONG) |
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207 { |
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208 vret = th_vprintf_buf_int64(buf, sizeof(buf), &f_len, va_arg(ap, int64_t), |
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209 f_radix, f_flags & TH_PF_UPCASE, f_unsig, &f_neg); |
336
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210 } |
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211 else |
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212 { |
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213 vret = th_vprintf_buf_int(buf, sizeof(buf), &f_len, va_arg(ap, unsigned int), |
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214 f_radix, f_flags & TH_PF_UPCASE, f_unsig, &f_neg); |
336
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215 } |
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216 |
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217 #ifdef TH_PRINTF_DEBUG |
385 | 218 printf("W1: vret=%3d, f_flags=[%s], f_width=%3d, f_prec=%3d, f_unsig=%d, f_neg=%d\n", |
219 vret, get_flags(f_flags), f_width, f_prec, f_unsig, f_neg); | |
383
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220 #endif |
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221 |
361
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222 if (vret == EOF) |
354
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223 return ret; |
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224 |
361
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225 // Special case for value of 0 |
370
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226 if (vret == 0) |
361
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227 { |
370
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228 if (f_flags & TH_PF_POINTER) |
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229 { |
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230 strcpy(buf, ")lin("); |
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231 f_len = 5; |
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232 f_flags &= ~TH_PF_ZERO; |
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233 } |
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234 else |
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235 if (f_prec != 0) |
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236 { |
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237 buf[f_len++] = '0'; |
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238 buf[f_len] = 0; |
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239 } |
361
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240 } |
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241 |
387 | 242 // Get alternative format string, if needed and available |
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243 f_altstr = vret != 0 && (f_flags & TH_PF_ALT) && f_alt != NULL ? f_alt(buf, vret, f_flags) : NULL; |
336
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244 |
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245 // Are we using a sign prefix? |
341 | 246 f_sign = f_unsig ? 0 : ((f_flags & TH_PF_SIGN) ? |
247 (f_neg ? '-' : '+') : | |
248 (f_neg ? '-' : ((f_flags & TH_PF_SPACE) ? ' ' : 0))); | |
336
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249 |
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250 // Calculate necessary padding, etc |
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251 if (f_sign) |
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252 f_width--; |
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253 |
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254 if ((f_flags & TH_PF_ZERO) && f_prec < 0 && (f_flags & TH_PF_LEFT) == 0) |
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255 f_prec = f_width; |
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256 |
324
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257 f_prec = (f_prec > f_len) ? f_prec - f_len : 0; |
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258 nwidth = f_width - f_len - f_prec - (f_altstr ? strlen(f_altstr) : 0); |
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259 #ifdef TH_PRINTF_DEBUG |
386 | 260 printf("W2: vret=%3d, f_flags=[%s], f_width=%3d, f_prec=%3d, f_sign='%c', nwidth=%d\n", |
261 vret, get_flags(f_flags), f_width, f_prec, f_unsig, f_neg, f_sign, nwidth); | |
383
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262 #endif |
317
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263 |
387 | 264 // Prefix padding |
368
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Some cleanup work on th_printf_vput_int(). Passes more tests, but it's not perfect.
Matti Hamalainen <ccr@tnsp.org>
parents:
367
diff
changeset
|
265 if ((ret = th_printf_pad_pre(ctx, vputch, nwidth, f_flags)) == EOF) |
324
0084618812ee
Fix th_printf_vput_intstr() so that most tests pass. Not certain how
Matti Hamalainen <ccr@tnsp.org>
parents:
323
diff
changeset
|
266 return ret; |
0084618812ee
Fix th_printf_vput_intstr() so that most tests pass. Not certain how
Matti Hamalainen <ccr@tnsp.org>
parents:
323
diff
changeset
|
267 |
387 | 268 // Sign prefix |
368
51a04243a5f6
Some cleanup work on th_printf_vput_int(). Passes more tests, but it's not perfect.
Matti Hamalainen <ccr@tnsp.org>
parents:
367
diff
changeset
|
269 if (f_sign && (ret = vputch(ctx, f_sign)) == EOF) |
310
11cba47777ec
Split some things to a template file th_printf1.c
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parents:
299
diff
changeset
|
270 return ret; |
228
ca9cd98dbcff
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|
271 |
387 | 272 // Alternative format string |
369
f26290f8d35e
Rename some internal functions.
Matti Hamalainen <ccr@tnsp.org>
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368
diff
changeset
|
273 if (f_altstr && (ret = th_vprintf_put_pstr(ctx, vputch, f_altstr)) == EOF) |
336
cda5a2aebbb6
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335
diff
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|
274 return ret; |
cda5a2aebbb6
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335
diff
changeset
|
275 |
387 | 276 // Zero padding |
369
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368
diff
changeset
|
277 if (f_prec > 0 && (ret = th_vprintf_put_repch(ctx, vputch, f_prec, '0')) == EOF) |
357
77201824790c
Use th_printf_vput_repch() where appropriate.
Matti Hamalainen <ccr@tnsp.org>
parents:
355
diff
changeset
|
278 return ret; |
317
c532088b4f05
Fix float tests (type was int) :D
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314
diff
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|
279 |
229 | 280 // Output the value |
324
0084618812ee
Fix th_printf_vput_intstr() so that most tests pass. Not certain how
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323
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|
281 while (f_len-- > 0) |
228
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|
282 { |
323 | 283 if ((ret = vputch(ctx, buf[f_len])) == EOF) |
310
11cba47777ec
Split some things to a template file th_printf1.c
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299
diff
changeset
|
284 return ret; |
228
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Initial work on printf() style function family implementation.
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|
285 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
286 |
229 | 287 // Postfix padding? |
368
51a04243a5f6
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367
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|
288 return th_printf_pad_post(ctx, vputch, nwidth, f_flags); |
310
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299
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changeset
|
289 } |
11cba47777ec
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299
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changeset
|
290 |
11cba47777ec
Split some things to a template file th_printf1.c
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299
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changeset
|
291 |
374
1d8ae82304ec
Rename s/th_printf_ctx/th_vprintf_cts/g.
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373
diff
changeset
|
292 static int th_vprintf_put_str(th_vprintf_ctx *ctx, th_vprintf_putch vputch, |
314
7bce1e9fa397
Add f_prec arguments to helpers and call points.
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313
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|
293 const char *str, int f_flags, const int f_width, const int f_prec) |
228
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|
294 { |
322 | 295 int nwidth, f_len, ret = 0; |
317
c532088b4f05
Fix float tests (type was int) :D
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314
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changeset
|
296 |
248
3a2a29f801ed
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|
297 // Check for null strings |
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|
298 if (str == NULL) |
3a2a29f801ed
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|
299 str = "(null)"; |
3a2a29f801ed
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247
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|
300 |
322 | 301 f_len = strlen(str); |
302 if (f_prec >= 0 && f_len > f_prec) | |
303 f_len = f_prec; | |
335 | 304 |
322 | 305 nwidth = f_width - f_len; |
228
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|
306 |
241 | 307 // Prefix padding? |
368
51a04243a5f6
Some cleanup work on th_printf_vput_int(). Passes more tests, but it's not perfect.
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|
308 if ((ret = th_printf_pad_pre(ctx, vputch, nwidth, f_flags)) == EOF) |
335 | 309 return ret; |
228
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|
310 |
322 | 311 while (*str && f_len--) |
228
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Initial work on printf() style function family implementation.
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diff
changeset
|
312 { |
ca9cd98dbcff
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|
313 if ((ret = vputch(ctx, *str++)) == EOF) |
335 | 314 return ret; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
315 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
316 |
241 | 317 // Postfix padding? |
368
51a04243a5f6
Some cleanup work on th_printf_vput_int(). Passes more tests, but it's not perfect.
Matti Hamalainen <ccr@tnsp.org>
parents:
367
diff
changeset
|
318 return th_printf_pad_post(ctx, vputch, nwidth, f_flags); |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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parents:
224
diff
changeset
|
319 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
320 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
321 |
375
04a273cce4fa
Initial th_vprintf_put_float() stub.
Matti Hamalainen <ccr@tnsp.org>
parents:
374
diff
changeset
|
322 static int th_vprintf_put_float(th_vprintf_ctx *ctx, th_vprintf_putch vputch, |
04a273cce4fa
Initial th_vprintf_put_float() stub.
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parents:
374
diff
changeset
|
323 va_list ap, int f_flags, int f_width, int f_prec) |
04a273cce4fa
Initial th_vprintf_put_float() stub.
Matti Hamalainen <ccr@tnsp.org>
parents:
374
diff
changeset
|
324 { |
04a273cce4fa
Initial th_vprintf_put_float() stub.
Matti Hamalainen <ccr@tnsp.org>
parents:
374
diff
changeset
|
325 double pval = va_arg(ap, double); // This needs to be double for type promotion to occur |
04a273cce4fa
Initial th_vprintf_put_float() stub.
Matti Hamalainen <ccr@tnsp.org>
parents:
374
diff
changeset
|
326 int64_t val; |
04a273cce4fa
Initial th_vprintf_put_float() stub.
Matti Hamalainen <ccr@tnsp.org>
parents:
374
diff
changeset
|
327 |
04a273cce4fa
Initial th_vprintf_put_float() stub.
Matti Hamalainen <ccr@tnsp.org>
parents:
374
diff
changeset
|
328 // This is a hack, trying to avoid dereferencing a type-punned |
04a273cce4fa
Initial th_vprintf_put_float() stub.
Matti Hamalainen <ccr@tnsp.org>
parents:
374
diff
changeset
|
329 // pointer and all that stuff related to strict aliasing (although |
04a273cce4fa
Initial th_vprintf_put_float() stub.
Matti Hamalainen <ccr@tnsp.org>
parents:
374
diff
changeset
|
330 // double and int64_t should be same size and have same aliasing rules.) |
04a273cce4fa
Initial th_vprintf_put_float() stub.
Matti Hamalainen <ccr@tnsp.org>
parents:
374
diff
changeset
|
331 memcpy(&val, &pval, sizeof(int64_t)); |
04a273cce4fa
Initial th_vprintf_put_float() stub.
Matti Hamalainen <ccr@tnsp.org>
parents:
374
diff
changeset
|
332 |
04a273cce4fa
Initial th_vprintf_put_float() stub.
Matti Hamalainen <ccr@tnsp.org>
parents:
374
diff
changeset
|
333 // We have sign, exponent and mantissa |
04a273cce4fa
Initial th_vprintf_put_float() stub.
Matti Hamalainen <ccr@tnsp.org>
parents:
374
diff
changeset
|
334 BOOL f_sign = (val >> 63) & 0x01; |
04a273cce4fa
Initial th_vprintf_put_float() stub.
Matti Hamalainen <ccr@tnsp.org>
parents:
374
diff
changeset
|
335 int64_t d_exp = (val >> 52) & 0x7ff; |
04a273cce4fa
Initial th_vprintf_put_float() stub.
Matti Hamalainen <ccr@tnsp.org>
parents:
374
diff
changeset
|
336 uint64_t d_man = val & 0x0fffffffffffff; |
04a273cce4fa
Initial th_vprintf_put_float() stub.
Matti Hamalainen <ccr@tnsp.org>
parents:
374
diff
changeset
|
337 |
04a273cce4fa
Initial th_vprintf_put_float() stub.
Matti Hamalainen <ccr@tnsp.org>
parents:
374
diff
changeset
|
338 return 0; |
04a273cce4fa
Initial th_vprintf_put_float() stub.
Matti Hamalainen <ccr@tnsp.org>
parents:
374
diff
changeset
|
339 } |
04a273cce4fa
Initial th_vprintf_put_float() stub.
Matti Hamalainen <ccr@tnsp.org>
parents:
374
diff
changeset
|
340 |
04a273cce4fa
Initial th_vprintf_put_float() stub.
Matti Hamalainen <ccr@tnsp.org>
parents:
374
diff
changeset
|
341 |
376
ff8a991fdb2d
Pass also numeric buffer and return value from th_printf_vbuf_int*() to altfmt helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
375
diff
changeset
|
342 static char * th_printf_altfmt_oct(const char *buf, const int vret, const int flags) |
336
cda5a2aebbb6
Refactor things to be simpler.
Matti Hamalainen <ccr@tnsp.org>
parents:
335
diff
changeset
|
343 { |
376
ff8a991fdb2d
Pass also numeric buffer and return value from th_printf_vbuf_int*() to altfmt helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
375
diff
changeset
|
344 (void) vret; |
337 | 345 (void) flags; |
376
ff8a991fdb2d
Pass also numeric buffer and return value from th_printf_vbuf_int*() to altfmt helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
375
diff
changeset
|
346 return (buf[0] != '0') ? "0" : ""; |
ff8a991fdb2d
Pass also numeric buffer and return value from th_printf_vbuf_int*() to altfmt helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
375
diff
changeset
|
347 ; |
336
cda5a2aebbb6
Refactor things to be simpler.
Matti Hamalainen <ccr@tnsp.org>
parents:
335
diff
changeset
|
348 } |
cda5a2aebbb6
Refactor things to be simpler.
Matti Hamalainen <ccr@tnsp.org>
parents:
335
diff
changeset
|
349 |
cda5a2aebbb6
Refactor things to be simpler.
Matti Hamalainen <ccr@tnsp.org>
parents:
335
diff
changeset
|
350 |
376
ff8a991fdb2d
Pass also numeric buffer and return value from th_printf_vbuf_int*() to altfmt helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
375
diff
changeset
|
351 static char * th_printf_altfmt_hex(const char *buf, const int vret, const int flags) |
336
cda5a2aebbb6
Refactor things to be simpler.
Matti Hamalainen <ccr@tnsp.org>
parents:
335
diff
changeset
|
352 { |
376
ff8a991fdb2d
Pass also numeric buffer and return value from th_printf_vbuf_int*() to altfmt helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
375
diff
changeset
|
353 (void) buf; |
ff8a991fdb2d
Pass also numeric buffer and return value from th_printf_vbuf_int*() to altfmt helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
375
diff
changeset
|
354 (void) vret; |
336
cda5a2aebbb6
Refactor things to be simpler.
Matti Hamalainen <ccr@tnsp.org>
parents:
335
diff
changeset
|
355 return (flags & TH_PF_UPCASE) ? "0X" : "0x"; |
cda5a2aebbb6
Refactor things to be simpler.
Matti Hamalainen <ccr@tnsp.org>
parents:
335
diff
changeset
|
356 } |
cda5a2aebbb6
Refactor things to be simpler.
Matti Hamalainen <ccr@tnsp.org>
parents:
335
diff
changeset
|
357 |
cda5a2aebbb6
Refactor things to be simpler.
Matti Hamalainen <ccr@tnsp.org>
parents:
335
diff
changeset
|
358 |
374
1d8ae82304ec
Rename s/th_printf_ctx/th_vprintf_cts/g.
Matti Hamalainen <ccr@tnsp.org>
parents:
373
diff
changeset
|
359 int th_vprintf_do(th_vprintf_ctx *ctx, th_vprintf_putch vputch, const char *fmt, va_list ap) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
360 { |
238
d3ab9d263409
Initialize return value variable.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
361 int ret = 0; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
362 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
363 while (*fmt) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
364 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
365 if (*fmt != '%') |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
366 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
367 if ((ret = vputch(ctx, *fmt)) == EOF) |
247
2fc282c365a8
Use special error codes for syntax errors in format string.
Matti Hamalainen <ccr@tnsp.org>
parents:
246
diff
changeset
|
368 goto out; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
369 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
370 else |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
371 { |
314
7bce1e9fa397
Add f_prec arguments to helpers and call points.
Matti Hamalainen <ccr@tnsp.org>
parents:
313
diff
changeset
|
372 int f_width = 0, f_prec = -1, f_flags = 0; |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
373 BOOL end = FALSE; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
374 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
375 fmt++; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
376 |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
377 // Check for flags |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
378 while (!end) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
379 { |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
380 switch (*fmt) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
381 { |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
382 case '#': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
383 f_flags |= TH_PF_ALT; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
384 break; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
385 |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
386 case '+': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
387 f_flags |= TH_PF_SIGN; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
388 break; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
389 |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
390 case '0': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
391 f_flags |= TH_PF_ZERO; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
392 break; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
393 |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
394 case '-': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
395 f_flags |= TH_PF_LEFT; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
396 break; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
397 |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
398 case ' ': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
399 f_flags |= TH_PF_SPACE; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
400 break; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
401 |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
402 case '\'': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
403 f_flags |= TH_PF_GROUP; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
404 break; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
405 |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
406 default: |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
407 end = TRUE; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
408 break; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
409 } |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
410 if (!end) fmt++; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
411 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
412 |
284 | 413 // Get field width |
388
3f878ae15050
Prepare to handle variable width and precision given as arguments.
Matti Hamalainen <ccr@tnsp.org>
parents:
387
diff
changeset
|
414 if (*fmt == '*') |
3f878ae15050
Prepare to handle variable width and precision given as arguments.
Matti Hamalainen <ccr@tnsp.org>
parents:
387
diff
changeset
|
415 { |
389 | 416 fmt++; |
388
3f878ae15050
Prepare to handle variable width and precision given as arguments.
Matti Hamalainen <ccr@tnsp.org>
parents:
387
diff
changeset
|
417 f_width = va_arg(ap, int); |
3f878ae15050
Prepare to handle variable width and precision given as arguments.
Matti Hamalainen <ccr@tnsp.org>
parents:
387
diff
changeset
|
418 if (f_width < 0) |
3f878ae15050
Prepare to handle variable width and precision given as arguments.
Matti Hamalainen <ccr@tnsp.org>
parents:
387
diff
changeset
|
419 { |
3f878ae15050
Prepare to handle variable width and precision given as arguments.
Matti Hamalainen <ccr@tnsp.org>
parents:
387
diff
changeset
|
420 f_flags |= TH_PF_LEFT; |
3f878ae15050
Prepare to handle variable width and precision given as arguments.
Matti Hamalainen <ccr@tnsp.org>
parents:
387
diff
changeset
|
421 f_width = -f_width; |
3f878ae15050
Prepare to handle variable width and precision given as arguments.
Matti Hamalainen <ccr@tnsp.org>
parents:
387
diff
changeset
|
422 } |
3f878ae15050
Prepare to handle variable width and precision given as arguments.
Matti Hamalainen <ccr@tnsp.org>
parents:
387
diff
changeset
|
423 } |
3f878ae15050
Prepare to handle variable width and precision given as arguments.
Matti Hamalainen <ccr@tnsp.org>
parents:
387
diff
changeset
|
424 else |
3f878ae15050
Prepare to handle variable width and precision given as arguments.
Matti Hamalainen <ccr@tnsp.org>
parents:
387
diff
changeset
|
425 { |
3f878ae15050
Prepare to handle variable width and precision given as arguments.
Matti Hamalainen <ccr@tnsp.org>
parents:
387
diff
changeset
|
426 while (th_isdigit(*fmt)) |
3f878ae15050
Prepare to handle variable width and precision given as arguments.
Matti Hamalainen <ccr@tnsp.org>
parents:
387
diff
changeset
|
427 f_width = f_width * 10 + (*fmt++ - '0'); |
3f878ae15050
Prepare to handle variable width and precision given as arguments.
Matti Hamalainen <ccr@tnsp.org>
parents:
387
diff
changeset
|
428 } |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
429 |
298 | 430 // Check for field precision |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
431 if (*fmt == '.') |
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
432 { |
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
433 fmt++; |
388
3f878ae15050
Prepare to handle variable width and precision given as arguments.
Matti Hamalainen <ccr@tnsp.org>
parents:
387
diff
changeset
|
434 if (*fmt == '*') |
3f878ae15050
Prepare to handle variable width and precision given as arguments.
Matti Hamalainen <ccr@tnsp.org>
parents:
387
diff
changeset
|
435 { |
389 | 436 fmt++; |
388
3f878ae15050
Prepare to handle variable width and precision given as arguments.
Matti Hamalainen <ccr@tnsp.org>
parents:
387
diff
changeset
|
437 f_prec = va_arg(ap, int); |
3f878ae15050
Prepare to handle variable width and precision given as arguments.
Matti Hamalainen <ccr@tnsp.org>
parents:
387
diff
changeset
|
438 } |
3f878ae15050
Prepare to handle variable width and precision given as arguments.
Matti Hamalainen <ccr@tnsp.org>
parents:
387
diff
changeset
|
439 else |
3f878ae15050
Prepare to handle variable width and precision given as arguments.
Matti Hamalainen <ccr@tnsp.org>
parents:
387
diff
changeset
|
440 { |
3f878ae15050
Prepare to handle variable width and precision given as arguments.
Matti Hamalainen <ccr@tnsp.org>
parents:
387
diff
changeset
|
441 // If no digit after '.', precision is to be 0 |
3f878ae15050
Prepare to handle variable width and precision given as arguments.
Matti Hamalainen <ccr@tnsp.org>
parents:
387
diff
changeset
|
442 f_prec = 0; |
3f878ae15050
Prepare to handle variable width and precision given as arguments.
Matti Hamalainen <ccr@tnsp.org>
parents:
387
diff
changeset
|
443 while (th_isdigit(*fmt)) |
3f878ae15050
Prepare to handle variable width and precision given as arguments.
Matti Hamalainen <ccr@tnsp.org>
parents:
387
diff
changeset
|
444 f_prec = f_prec * 10 + (*fmt++ - '0'); |
3f878ae15050
Prepare to handle variable width and precision given as arguments.
Matti Hamalainen <ccr@tnsp.org>
parents:
387
diff
changeset
|
445 } |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
446 } |
298 | 447 |
287
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
448 // Check for length modifiers (NOT SUPPORTED CURRENTLY) |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
449 switch (*fmt) |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
450 { |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
451 case 'l': |
330
b2c4b0b4d44f
Add initial support for ll and L printf modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
329
diff
changeset
|
452 if (*++fmt == 'l') |
b2c4b0b4d44f
Add initial support for ll and L printf modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
329
diff
changeset
|
453 { |
b2c4b0b4d44f
Add initial support for ll and L printf modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
329
diff
changeset
|
454 f_flags |= TH_PF_LONGLONG; |
b2c4b0b4d44f
Add initial support for ll and L printf modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
329
diff
changeset
|
455 fmt++; |
b2c4b0b4d44f
Add initial support for ll and L printf modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
329
diff
changeset
|
456 } |
b2c4b0b4d44f
Add initial support for ll and L printf modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
329
diff
changeset
|
457 else |
b2c4b0b4d44f
Add initial support for ll and L printf modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
329
diff
changeset
|
458 f_flags |= TH_PF_LONG; |
b2c4b0b4d44f
Add initial support for ll and L printf modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
329
diff
changeset
|
459 break; |
b2c4b0b4d44f
Add initial support for ll and L printf modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
329
diff
changeset
|
460 |
287
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
461 case 'L': |
330
b2c4b0b4d44f
Add initial support for ll and L printf modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
329
diff
changeset
|
462 fmt++; |
b2c4b0b4d44f
Add initial support for ll and L printf modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
329
diff
changeset
|
463 f_flags |= TH_PF_LONGLONG; |
b2c4b0b4d44f
Add initial support for ll and L printf modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
329
diff
changeset
|
464 break; |
b2c4b0b4d44f
Add initial support for ll and L printf modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
329
diff
changeset
|
465 |
287
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
466 case 'h': |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
467 case 'j': |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
468 case 'z': |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
469 case 't': |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
470 return -202; |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
471 } |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
472 |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
473 switch (*fmt) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
474 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
475 case 0: |
247
2fc282c365a8
Use special error codes for syntax errors in format string.
Matti Hamalainen <ccr@tnsp.org>
parents:
246
diff
changeset
|
476 return -104; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
477 |
249 | 478 case 'c': |
368
51a04243a5f6
Some cleanup work on th_printf_vput_int(). Passes more tests, but it's not perfect.
Matti Hamalainen <ccr@tnsp.org>
parents:
367
diff
changeset
|
479 if ((ret = th_printf_pad_pre(ctx, vputch, f_width - 1, f_flags)) == EOF) |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
480 goto out; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
481 if ((ret = vputch(ctx, va_arg(ap, int))) == EOF) |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
482 goto out; |
368
51a04243a5f6
Some cleanup work on th_printf_vput_int(). Passes more tests, but it's not perfect.
Matti Hamalainen <ccr@tnsp.org>
parents:
367
diff
changeset
|
483 if ((ret = th_printf_pad_post(ctx, vputch, f_width - 1, f_flags)) == EOF) |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
484 goto out; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
485 break; |
250 | 486 |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
487 case 'o': |
369
f26290f8d35e
Rename some internal functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
368
diff
changeset
|
488 if ((ret = th_vprintf_put_int(ctx, vputch, ap, 8, f_flags, f_width, f_prec, TRUE, th_printf_altfmt_oct)) == EOF) |
336
cda5a2aebbb6
Refactor things to be simpler.
Matti Hamalainen <ccr@tnsp.org>
parents:
335
diff
changeset
|
489 goto out; |
249 | 490 break; |
491 | |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
492 case 'u': |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
493 case 'i': |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
494 case 'd': |
369
f26290f8d35e
Rename some internal functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
368
diff
changeset
|
495 if ((ret = th_vprintf_put_int(ctx, vputch, ap, 10, f_flags, f_width, f_prec, *fmt == 'u', NULL)) == EOF) |
336
cda5a2aebbb6
Refactor things to be simpler.
Matti Hamalainen <ccr@tnsp.org>
parents:
335
diff
changeset
|
496 goto out; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
497 break; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
498 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
499 case 'x': |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
500 case 'X': |
336
cda5a2aebbb6
Refactor things to be simpler.
Matti Hamalainen <ccr@tnsp.org>
parents:
335
diff
changeset
|
501 if (*fmt == 'X') |
cda5a2aebbb6
Refactor things to be simpler.
Matti Hamalainen <ccr@tnsp.org>
parents:
335
diff
changeset
|
502 f_flags |= TH_PF_UPCASE; |
369
f26290f8d35e
Rename some internal functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
368
diff
changeset
|
503 if ((ret = th_vprintf_put_int(ctx, vputch, ap, 16, f_flags, f_width, f_prec, TRUE, th_printf_altfmt_hex)) == EOF) |
336
cda5a2aebbb6
Refactor things to be simpler.
Matti Hamalainen <ccr@tnsp.org>
parents:
335
diff
changeset
|
504 goto out; |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
505 break; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
506 |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
507 case 'p': |
371
bc5567f5e305
Check %p for ll and L modifiers and error out on them.
Matti Hamalainen <ccr@tnsp.org>
parents:
370
diff
changeset
|
508 if (f_flags & (TH_PF_LONG | TH_PF_LONGLONG)) |
bc5567f5e305
Check %p for ll and L modifiers and error out on them.
Matti Hamalainen <ccr@tnsp.org>
parents:
370
diff
changeset
|
509 return -120; |
bc5567f5e305
Check %p for ll and L modifiers and error out on them.
Matti Hamalainen <ccr@tnsp.org>
parents:
370
diff
changeset
|
510 |
310
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
511 #if (TH_PTRSIZE == 32) |
360
b1984383aaac
We should OR to the flags instead of forcing them for %p. :S
Matti Hamalainen <ccr@tnsp.org>
parents:
358
diff
changeset
|
512 f_flags |= TH_PF_LONG; |
310
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
513 #elif (TH_PTRSIZE == 64) |
360
b1984383aaac
We should OR to the flags instead of forcing them for %p. :S
Matti Hamalainen <ccr@tnsp.org>
parents:
358
diff
changeset
|
514 f_flags |= TH_PF_LONGLONG; |
336
cda5a2aebbb6
Refactor things to be simpler.
Matti Hamalainen <ccr@tnsp.org>
parents:
335
diff
changeset
|
515 #endif |
370
f6b9991d76ed
Some work on pointer formatter %p.
Matti Hamalainen <ccr@tnsp.org>
parents:
369
diff
changeset
|
516 f_flags |= TH_PF_ALT | TH_PF_POINTER; |
369
f26290f8d35e
Rename some internal functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
368
diff
changeset
|
517 if ((ret = th_vprintf_put_int(ctx, vputch, ap, 16, f_flags, f_width, f_prec, TRUE, th_printf_altfmt_hex)) == EOF) |
310
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
518 goto out; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
519 break; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
520 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
521 case 'f': |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
522 case 'F': |
373
22fb23dc8c9b
Rename functions s/th_printf_vput/th_vprintf_put/g.
Matti Hamalainen <ccr@tnsp.org>
parents:
371
diff
changeset
|
523 if ((ret = th_vprintf_put_float(ctx, vputch, ap, |
317
c532088b4f05
Fix float tests (type was int) :D
Matti Hamalainen <ccr@tnsp.org>
parents:
314
diff
changeset
|
524 f_flags, f_width, f_prec)) == EOF) |
c532088b4f05
Fix float tests (type was int) :D
Matti Hamalainen <ccr@tnsp.org>
parents:
314
diff
changeset
|
525 goto out; |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
526 break; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
527 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
528 case 's': |
369
f26290f8d35e
Rename some internal functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
368
diff
changeset
|
529 if ((ret = th_vprintf_put_str(ctx, vputch, va_arg(ap, char *), |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
530 f_flags, f_width, f_prec)) == EOF) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
531 goto out; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
532 break; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
533 |
278
a6088507317b
Comment out case '%', it's superfluous here.
Matti Hamalainen <ccr@tnsp.org>
parents:
277
diff
changeset
|
534 //case '%': |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
535 default: |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
536 if ((ret = vputch(ctx, *fmt)) == EOF) |
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
537 goto out; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
538 break; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
539 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
540 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
541 fmt++; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
542 } |
243 | 543 |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
544 out: |
279
15e2ee6c7bfc
Add th_printf_ctx.ipos and use it for return values. It's a hack. :S
Matti Hamalainen <ccr@tnsp.org>
parents:
278
diff
changeset
|
545 return ret == EOF ? ret : ctx->ipos; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
546 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
547 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
548 |
239
10f596441e75
Silence unused function warning when not using internal implementations.
Matti Hamalainen <ccr@tnsp.org>
parents:
238
diff
changeset
|
549 #ifdef TH_USE_INTERNAL_SPRINTF |
374
1d8ae82304ec
Rename s/th_printf_ctx/th_vprintf_cts/g.
Matti Hamalainen <ccr@tnsp.org>
parents:
373
diff
changeset
|
550 static int th_pbuf_vputch(th_vprintf_ctx *ctx, const char ch) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
551 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
552 if (ctx->pos < ctx->size) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
553 ctx->buf[ctx->pos] = ch; |
283 | 554 |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
555 ctx->pos++; |
279
15e2ee6c7bfc
Add th_printf_ctx.ipos and use it for return values. It's a hack. :S
Matti Hamalainen <ccr@tnsp.org>
parents:
278
diff
changeset
|
556 ctx->ipos++; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
557 return ch; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
558 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
559 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
560 |
374
1d8ae82304ec
Rename s/th_printf_ctx/th_vprintf_cts/g.
Matti Hamalainen <ccr@tnsp.org>
parents:
373
diff
changeset
|
561 static int th_stdio_vputch(th_vprintf_ctx *ctx, const char ch) |
239
10f596441e75
Silence unused function warning when not using internal implementations.
Matti Hamalainen <ccr@tnsp.org>
parents:
238
diff
changeset
|
562 { |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
563 ctx->pos++; |
279
15e2ee6c7bfc
Add th_printf_ctx.ipos and use it for return values. It's a hack. :S
Matti Hamalainen <ccr@tnsp.org>
parents:
278
diff
changeset
|
564 ctx->ipos++; |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
565 return fputc(ch, (FILE *) ctx->data); |
239
10f596441e75
Silence unused function warning when not using internal implementations.
Matti Hamalainen <ccr@tnsp.org>
parents:
238
diff
changeset
|
566 } |
10f596441e75
Silence unused function warning when not using internal implementations.
Matti Hamalainen <ccr@tnsp.org>
parents:
238
diff
changeset
|
567 #endif |
10f596441e75
Silence unused function warning when not using internal implementations.
Matti Hamalainen <ccr@tnsp.org>
parents:
238
diff
changeset
|
568 |
10f596441e75
Silence unused function warning when not using internal implementations.
Matti Hamalainen <ccr@tnsp.org>
parents:
238
diff
changeset
|
569 |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
570 int th_vsnprintf(char *buf, size_t size, const char *fmt, va_list ap) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
571 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
572 #ifdef TH_USE_INTERNAL_SPRINTF |
252 | 573 int ret; |
374
1d8ae82304ec
Rename s/th_printf_ctx/th_vprintf_cts/g.
Matti Hamalainen <ccr@tnsp.org>
parents:
373
diff
changeset
|
574 th_vprintf_ctx ctx; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
575 ctx.buf = buf; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
576 ctx.size = size; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
577 ctx.pos = 0; |
281
0c70dcfb6796
Remember to initialize th_printf_ctx.ipos to 0!
Matti Hamalainen <ccr@tnsp.org>
parents:
280
diff
changeset
|
578 ctx.ipos = 0; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
579 |
252 | 580 ret = th_vprintf_do(&ctx, th_pbuf_vputch, fmt, ap); |
581 | |
582 if (ctx.pos < size) | |
583 buf[ctx.pos] = 0; | |
584 else | |
585 if (size > 0) | |
586 buf[size - 1] = 0; | |
587 | |
588 return ret; | |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
589 #else |
237
c55ebc438243
Oops, s/vsnpintf/vsnprintf/.
Matti Hamalainen <ccr@tnsp.org>
parents:
236
diff
changeset
|
590 return vsnprintf(buf, size, fmt, ap); |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
591 #endif |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
592 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
593 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
594 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
595 int th_snprintf(char *buf, size_t size, const char *fmt, ...) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
596 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
597 int n; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
598 va_list ap; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
599 va_start(ap, fmt); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
600 #ifdef TH_USE_INTERNAL_SPRINTF |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
601 n = th_vsnprintf(buf, size, fmt, ap); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
602 #else |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
603 n = vsnprintf(buf, size, fmt, ap); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
604 #endif |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
605 va_end(ap); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
606 return n; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
607 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
608 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
609 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
610 int th_vfprintf(FILE *fh, const char *fmt, va_list ap) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
611 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
612 #ifdef TH_USE_INTERNAL_SPRINTF |
374
1d8ae82304ec
Rename s/th_printf_ctx/th_vprintf_cts/g.
Matti Hamalainen <ccr@tnsp.org>
parents:
373
diff
changeset
|
613 th_vprintf_ctx ctx; |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
614 ctx.data = (void *) fh; |
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
615 ctx.pos = 0; |
281
0c70dcfb6796
Remember to initialize th_printf_ctx.ipos to 0!
Matti Hamalainen <ccr@tnsp.org>
parents:
280
diff
changeset
|
616 ctx.ipos = 0; |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
617 |
252 | 618 return th_vprintf_do(&ctx, th_stdio_vputch, fmt, ap); |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
619 #else |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
620 return vfprintf(fh, fmt, ap); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
621 #endif |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
622 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
623 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
624 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
625 int th_fprintf(FILE *fh, const char *fmt, ...) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
626 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
627 int ret; |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
628 #ifdef TH_USE_INTERNAL_SPRINTF |
374
1d8ae82304ec
Rename s/th_printf_ctx/th_vprintf_cts/g.
Matti Hamalainen <ccr@tnsp.org>
parents:
373
diff
changeset
|
629 th_vprintf_ctx ctx; |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
630 #endif |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
631 va_list ap; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
632 va_start(ap, fmt); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
633 #ifdef TH_USE_INTERNAL_SPRINTF |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
634 ctx.data = (void *) fh; |
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
635 ctx.pos = 0; |
281
0c70dcfb6796
Remember to initialize th_printf_ctx.ipos to 0!
Matti Hamalainen <ccr@tnsp.org>
parents:
280
diff
changeset
|
636 ctx.ipos = 0; |
0c70dcfb6796
Remember to initialize th_printf_ctx.ipos to 0!
Matti Hamalainen <ccr@tnsp.org>
parents:
280
diff
changeset
|
637 |
252 | 638 ret = th_vprintf_do(&ctx, th_stdio_vputch, fmt, ap); |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
639 #else |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
640 ret = fprintf(fh, fmt, ap); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
641 #endif |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
642 va_end(ap); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
643 return ret; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
644 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
645 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
646 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
647 /* Simulate a sprintf() that allocates memory |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
648 */ |
43 | 649 char *th_strdup_vprintf(const char *fmt, va_list args) |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
650 { |
133 | 651 int size = 64; |
652 char *buf, *tmp; | |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
653 |
260 | 654 if (fmt == NULL) |
655 return NULL; | |
656 | |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
657 if ((buf = th_malloc(size)) == NULL) |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
658 return NULL; |
44 | 659 |
39 | 660 while (1) |
661 { | |
37
3986b139bbbd
Fix th_strdup_vprintf(), another misuse of va_list without making a copy of it... :(
Matti Hamalainen <ccr@tnsp.org>
parents:
36
diff
changeset
|
662 int n; |
3986b139bbbd
Fix th_strdup_vprintf(), another misuse of va_list without making a copy of it... :(
Matti Hamalainen <ccr@tnsp.org>
parents:
36
diff
changeset
|
663 va_list ap; |
3986b139bbbd
Fix th_strdup_vprintf(), another misuse of va_list without making a copy of it... :(
Matti Hamalainen <ccr@tnsp.org>
parents:
36
diff
changeset
|
664 va_copy(ap, args); |
3986b139bbbd
Fix th_strdup_vprintf(), another misuse of va_list without making a copy of it... :(
Matti Hamalainen <ccr@tnsp.org>
parents:
36
diff
changeset
|
665 n = vsnprintf(buf, size, fmt, ap); |
3986b139bbbd
Fix th_strdup_vprintf(), another misuse of va_list without making a copy of it... :(
Matti Hamalainen <ccr@tnsp.org>
parents:
36
diff
changeset
|
666 va_end(ap); |
3986b139bbbd
Fix th_strdup_vprintf(), another misuse of va_list without making a copy of it... :(
Matti Hamalainen <ccr@tnsp.org>
parents:
36
diff
changeset
|
667 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
668 if (n > -1 && n < size) |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
669 return buf; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
670 if (n > -1) |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
671 size = n + 1; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
672 else |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
673 size *= 2; |
37
3986b139bbbd
Fix th_strdup_vprintf(), another misuse of va_list without making a copy of it... :(
Matti Hamalainen <ccr@tnsp.org>
parents:
36
diff
changeset
|
674 |
133 | 675 if ((tmp = th_realloc(buf, size)) == NULL) |
676 { | |
677 th_free(buf); | |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
678 return NULL; |
133 | 679 } |
680 else | |
681 buf = tmp; | |
10 | 682 } |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
683 } |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
684 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
685 |
43 | 686 char *th_strdup_printf(const char *fmt, ...) |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
687 { |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
688 char *res; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
689 va_list ap; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
690 |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
691 va_start(ap, fmt); |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
692 res = th_strdup_vprintf(fmt, ap); |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
693 va_end(ap); |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
694 |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
695 return res; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
696 } |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
697 |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
698 |
30
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
699 void th_pstr_vprintf(char **buf, const char *fmt, va_list ap) |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
700 { |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
701 char *tmp = th_strdup_vprintf(fmt, ap); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
702 th_free(*buf); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
703 *buf = tmp; |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
704 } |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
705 |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
706 |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
707 void th_pstr_printf(char **buf, const char *fmt, ...) |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
708 { |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
709 char *tmp; |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
710 va_list ap; |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
711 |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
712 va_start(ap, fmt); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
713 tmp = th_strdup_vprintf(fmt, ap); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
714 va_end(ap); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
715 |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
716 th_free(*buf); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
717 *buf = tmp; |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
718 } |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
719 |
88 | 720 |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
721 /* Compare two strings ignoring case [strcasecmp, strncasecmp] |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
722 */ |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
723 int th_strcasecmp(const char *haystack, const char *needle) |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
724 { |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
725 const char *s1 = haystack, *s2 = needle; |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
726 assert(haystack != NULL); |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
727 assert(needle != NULL); |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
728 |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
729 if (haystack == needle) |
10 | 730 return 0; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
731 |
262
e459a28ee1be
Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
Matti Hamalainen <ccr@tnsp.org>
parents:
260
diff
changeset
|
732 while (*s1 && *s2) |
39 | 733 { |
262
e459a28ee1be
Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
Matti Hamalainen <ccr@tnsp.org>
parents:
260
diff
changeset
|
734 int k = th_tolower(*s1) - th_tolower(*s2); |
e459a28ee1be
Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
Matti Hamalainen <ccr@tnsp.org>
parents:
260
diff
changeset
|
735 if (k != 0) |
283 | 736 return k; |
10 | 737 s1++; |
738 s2++; | |
739 } | |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
740 |
262
e459a28ee1be
Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
Matti Hamalainen <ccr@tnsp.org>
parents:
260
diff
changeset
|
741 return 0; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
742 } |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
743 |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
744 |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
745 int th_strncasecmp(const char *haystack, const char *needle, size_t n) |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
746 { |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
747 const char *s1 = haystack, *s2 = needle; |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
748 assert(haystack != NULL); |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
749 assert(needle != NULL); |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
750 |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
751 if (haystack == needle) |
10 | 752 return 0; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
753 |
262
e459a28ee1be
Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
Matti Hamalainen <ccr@tnsp.org>
parents:
260
diff
changeset
|
754 while (n > 0 && *s1 && *s2) |
39 | 755 { |
262
e459a28ee1be
Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
Matti Hamalainen <ccr@tnsp.org>
parents:
260
diff
changeset
|
756 int k = th_tolower(*s1) - th_tolower(*s2); |
e459a28ee1be
Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
Matti Hamalainen <ccr@tnsp.org>
parents:
260
diff
changeset
|
757 if (k != 0) |
283 | 758 return k; |
10 | 759 s1++; |
760 s2++; | |
761 n--; | |
762 } | |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
763 |
262
e459a28ee1be
Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
Matti Hamalainen <ccr@tnsp.org>
parents:
260
diff
changeset
|
764 return 0; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
765 } |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
766 |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
767 |
89
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
768 /* Check if end of the given string str matches needle |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
769 * case-insensitively, return pointer to start of the match, |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
770 * if found, NULL otherwise. |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
771 */ |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
772 char *th_strrcasecmp(char *str, const char *needle) |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
773 { |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
774 if (str == NULL || needle == NULL) |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
775 return NULL; |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
776 |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
777 const size_t |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
778 slen = strlen(str), |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
779 nlen = strlen(needle); |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
780 |
89
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
781 if (slen < nlen) |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
782 return NULL; |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
783 |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
784 if (th_strcasecmp(str - nlen - 1, needle) == 0) |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
785 return str - nlen - 1; |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
786 else |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
787 return NULL; |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
788 } |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
789 |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
790 |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
791 /* Remove all occurences of control characters, in-place. |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
792 * Resulting string is always shorter or same length than original. |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
793 */ |
43 | 794 void th_strip_ctrlchars(char *str) |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
795 { |
10 | 796 char *i, *j; |
797 assert(str != NULL); | |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
798 |
10 | 799 i = str; |
800 j = str; | |
39 | 801 while (*i) |
802 { | |
10 | 803 if (!th_iscntrl(*i)) |
804 *(j++) = *i; | |
805 i++; | |
806 } | |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
807 |
10 | 808 *j = 0; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
809 } |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
810 |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
811 |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
812 /* Copy a given string over in *pdst. |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
813 */ |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
814 int th_pstrcpy(char **pdst, const char *src) |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
815 { |
186
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Clean up the code, add argument identifiers to function prototypes and
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816 assert(pdst != NULL); |
0
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|
817 |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
818 if (src == NULL) |
10 | 819 return -1; |
0
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parents:
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|
820 |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
821 th_free(*pdst); |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
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175
diff
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|
822 if ((*pdst = th_malloc(strlen(src) + 1)) == NULL) |
10 | 823 return -2; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
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|
824 |
186
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Clean up the code, add argument identifiers to function prototypes and
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diff
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|
825 strcpy(*pdst, src); |
10 | 826 return 0; |
0
bd61a80a6c54
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff
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|
827 } |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
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|
828 |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
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changeset
|
829 |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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diff
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|
830 /* Concatenates a given string into string pointed by *pdst. |
0
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parents:
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|
831 */ |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
832 int th_pstrcat(char **pdst, const char *src) |
0
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|
833 { |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
834 assert(pdst != NULL); |
0
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parents:
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|
835 |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
836 if (src == NULL) |
10 | 837 return -1; |
0
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|
838 |
186
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|
839 if (*pdst != NULL) |
39 | 840 { |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
841 *pdst = th_realloc(*pdst, strlen(*pdst) + strlen(src) + 1); |
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Clean up the code, add argument identifiers to function prototypes and
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|
842 if (*pdst == NULL) |
10 | 843 return -1; |
0
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844 |
186
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|
845 strcat(*pdst, src); |
39 | 846 } |
847 else | |
848 { | |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
849 *pdst = th_malloc(strlen(src) + 1); |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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diff
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|
850 if (*pdst == NULL) |
10 | 851 return -1; |
0
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852 |
186
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|
853 strcpy(*pdst, src); |
10 | 854 } |
0
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parents:
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|
855 |
10 | 856 return 0; |
0
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changeset
|
857 } |
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|
858 |
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859 |
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|
860 /* Find next non-whitespace character in string. |
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parents:
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changeset
|
861 * Updates iPos into the position of such character and |
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parents:
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862 * returns pointer to the string. |
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parents:
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|
863 */ |
43 | 864 const char *th_findnext(const char *str, size_t *pos) |
0
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parents:
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865 { |
10 | 866 assert(str != NULL); |
0
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867 |
129 | 868 // Terminating NULL-character is not whitespace! |
14
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|
869 while (th_isspace(str[*pos])) |
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diff
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870 (*pos)++; |
39 | 871 |
14
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Various cleanups, additions and removals.
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diff
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|
872 return &str[*pos]; |
0
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873 } |
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|
874 |
bd61a80a6c54
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875 |
14
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Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
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diff
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|
876 /* Find next sep-character from string |
0
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|
877 */ |
43 | 878 const char *th_findsep(const char *str, size_t *pos, char sep) |
0
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|
879 { |
10 | 880 assert(str != NULL); |
0
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|
881 |
14
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diff
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|
882 while (str[*pos] && str[*pos] != sep) |
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|
883 (*pos)++; |
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|
884 |
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diff
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|
885 return &str[*pos]; |
0
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886 } |
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887 |
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888 |
14
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diff
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|
889 /* Find next sep- or whitespace from string |
0
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890 */ |
43 | 891 const char *th_findseporspace(const char *str, size_t *pos, char sep) |
0
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|
892 { |
10 | 893 assert(str != NULL); |
0
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changeset
|
894 |
14
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diff
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895 while (!th_isspace(str[*pos]) && str[*pos] != sep) |
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Matti Hamalainen <ccr@tnsp.org>
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896 (*pos)++; |
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diff
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|
897 |
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parents:
10
diff
changeset
|
898 return &str[*pos]; |
0
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899 } |
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900 |
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901 |
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902 /* Compare a string to a pattern. Case-SENSITIVE version. |
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903 * The matching pattern can consist of any normal characters plus |
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904 * wildcards ? and *. "?" matches any character and "*" matches |
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905 * any number of characters. |
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|
906 */ |
186
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907 BOOL th_strmatch(const char *haystack, const char *pattern) |
0
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|
908 { |
175 | 909 BOOL matched = TRUE, any = FALSE, end = FALSE; |
910 const char *tmp = NULL; | |
0
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|
911 |
129 | 912 // Check given pattern and string |
186
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913 if (haystack == NULL || pattern == NULL) |
10 | 914 return FALSE; |
0
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|
915 |
129 | 916 // Start comparision |
10 | 917 do { |
175 | 918 matched = FALSE; |
39 | 919 switch (*pattern) |
920 { | |
10 | 921 case '?': |
129 | 922 // Any single character matches |
186
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923 if (*haystack) |
39 | 924 { |
175 | 925 matched = TRUE; |
10 | 926 pattern++; |
186
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|
927 haystack++; |
10 | 928 } |
929 break; | |
0
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|
930 |
10 | 931 case '*': |
175 | 932 matched = TRUE; |
10 | 933 pattern++; |
934 if (!*pattern) | |
175 | 935 end = TRUE; |
936 any = TRUE; | |
937 tmp = pattern; | |
10 | 938 break; |
0
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|
939 |
10 | 940 case 0: |
175 | 941 if (any) |
39 | 942 { |
186
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943 if (*haystack) |
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|
944 haystack++; |
10 | 945 else |
175 | 946 end = TRUE; |
39 | 947 } |
948 else | |
949 { | |
186
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|
950 if (*haystack) |
39 | 951 { |
175 | 952 if (tmp) |
39 | 953 { |
175 | 954 any = TRUE; |
955 pattern = tmp; | |
39 | 956 } |
957 else | |
175 | 958 matched = FALSE; |
44 | 959 } |
960 else | |
175 | 961 end = TRUE; |
10 | 962 } |
963 break; | |
175 | 964 |
10 | 965 default: |
175 | 966 if (any) |
39 | 967 { |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
968 if (*pattern == *haystack) |
39 | 969 { |
175 | 970 any = FALSE; |
971 matched = TRUE; | |
39 | 972 } |
973 else | |
974 { | |
186
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|
975 if (*haystack) |
39 | 976 { |
175 | 977 matched = TRUE; |
186
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|
978 haystack++; |
10 | 979 } |
980 } | |
39 | 981 } |
982 else | |
983 { | |
186
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|
984 if (*pattern == *haystack) |
39 | 985 { |
175 | 986 matched = TRUE; |
10 | 987 if (*pattern) |
988 pattern++; | |
186
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989 if (*haystack) |
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diff
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|
990 haystack++; |
39 | 991 } |
992 else | |
993 { | |
175 | 994 if (tmp) |
39 | 995 { |
175 | 996 matched = TRUE; |
997 any = TRUE; | |
998 pattern = tmp; | |
10 | 999 } |
1000 } | |
1001 } | |
0
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1002 |
186
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|
1003 if (!*haystack && !*pattern) |
175 | 1004 end = TRUE; |
10 | 1005 break; |
0
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|
1006 |
129 | 1007 } // switch |
175 | 1008 } while (matched && !end); |
0
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|
1009 |
175 | 1010 return matched; |
0
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|
1011 } |
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|
1012 |
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|
1013 |
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|
1014 /* Compare a string to a pattern. Case-INSENSITIVE version. |
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1015 */ |
186
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1016 BOOL th_strcasematch(const char *haystack, const char *pattern) |
0
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|
1017 { |
175 | 1018 BOOL matched = TRUE, any = FALSE, end = FALSE; |
1019 const char *tmp = NULL; | |
0
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|
1020 |
129 | 1021 // Check given pattern and string |
186
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diff
changeset
|
1022 if (haystack == NULL || pattern == NULL) |
10 | 1023 return FALSE; |
0
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parents:
diff
changeset
|
1024 |
129 | 1025 // Start comparision |
10 | 1026 do { |
1027 switch (*pattern) { | |
1028 case '?': | |
129 | 1029 // Any single character matches |
186
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Clean up the code, add argument identifiers to function prototypes and
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1030 if (*haystack) |
39 | 1031 { |
10 | 1032 pattern++; |
186
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|
1033 haystack++; |
44 | 1034 } |
1035 else | |
175 | 1036 matched = FALSE; |
10 | 1037 break; |
0
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Matti Hamalainen <ccr@tnsp.org>
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diff
changeset
|
1038 |
10 | 1039 case '*': |
1040 pattern++; | |
1041 if (!*pattern || *pattern == '?') | |
175 | 1042 end = TRUE; |
1043 any = TRUE; | |
1044 tmp = pattern; | |
10 | 1045 break; |
0
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Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
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|
1046 |
10 | 1047 case 0: |
175 | 1048 if (any) |
39 | 1049 { |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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175
diff
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|
1050 if (*haystack) |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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175
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|
1051 haystack++; |
10 | 1052 else |
175 | 1053 end = TRUE; |
39 | 1054 } |
1055 else | |
1056 { | |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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175
diff
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|
1057 if (*haystack) |
39 | 1058 { |
175 | 1059 if (tmp) |
39 | 1060 { |
175 | 1061 any = TRUE; |
1062 pattern = tmp; | |
39 | 1063 } |
1064 else | |
175 | 1065 matched = FALSE; |
44 | 1066 } |
1067 else | |
175 | 1068 end = TRUE; |
10 | 1069 } |
1070 break; | |
0
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Matti Hamalainen <ccr@tnsp.org>
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diff
changeset
|
1071 |
10 | 1072 default: |
175 | 1073 if (any) |
39 | 1074 { |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
1075 if (th_tolower(*pattern) == th_tolower(*haystack)) |
39 | 1076 { |
175 | 1077 any = FALSE; |
39 | 1078 } |
1079 else | |
1080 { | |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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diff
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|
1081 if (*haystack) |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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175
diff
changeset
|
1082 haystack++; |
10 | 1083 else |
175 | 1084 matched = FALSE; |
10 | 1085 } |
39 | 1086 } |
1087 else | |
1088 { | |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
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175
diff
changeset
|
1089 if (th_tolower(*pattern) == th_tolower(*haystack)) |
39 | 1090 { |
10 | 1091 if (*pattern) |
1092 pattern++; | |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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|
1093 if (*haystack) |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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175
diff
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|
1094 haystack++; |
39 | 1095 } |
1096 else | |
1097 { | |
175 | 1098 if (tmp) |
39 | 1099 { |
175 | 1100 any = TRUE; |
1101 pattern = tmp; | |
39 | 1102 } |
1103 else | |
175 | 1104 matched = FALSE; |
10 | 1105 } |
1106 } | |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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|
1107 |
186
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Clean up the code, add argument identifiers to function prototypes and
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175
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|
1108 if (!*haystack && !*pattern) |
175 | 1109 end = TRUE; |
39 | 1110 |
10 | 1111 break; |
0
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Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1112 |
129 | 1113 } // switch |
175 | 1114 } while (matched && !end); |
0
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
1115 |
175 | 1116 return matched; |
0
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Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
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|
1117 } |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
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diff
changeset
|
1118 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
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10
diff
changeset
|
1119 |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
1120 int th_get_hex_triplet(const char *str) |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
1121 { |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
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10
diff
changeset
|
1122 const char *p = str; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
1123 int len, val = 0; |
44 | 1124 |
39 | 1125 for (len = 0; *p && len < 6; p++, len++) |
1126 { | |
1127 if (*p >= '0' && *p <= '9') | |
1128 { | |
1129 val *= 16; | |
1130 val += (*p - '0'); | |
1131 } | |
174 | 1132 else |
1133 if (*p >= 'A' && *p <= 'F') | |
39 | 1134 { |
1135 val *= 16; | |
1136 val += (*p - 'A') + 10; | |
1137 } | |
174 | 1138 else |
1139 if (*p >= 'a' && *p <= 'f') | |
39 | 1140 { |
1141 val *= 16; | |
1142 val += (*p - 'a') + 10; | |
1143 } | |
1144 else | |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
1145 return -1; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
1146 } |
44 | 1147 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
1148 return (len == 6) ? val : -1; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
1149 } |
162
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
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144
diff
changeset
|
1150 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
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parents:
144
diff
changeset
|
1151 |
167
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1152 BOOL th_get_boolean(const char *str, BOOL *value) |
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Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
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162
diff
changeset
|
1153 { |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
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162
diff
changeset
|
1154 if (!th_strcasecmp(str, "yes") || |
169
a06a87b771ce
Add on/off to valid boolean values.
Matti Hamalainen <ccr@tnsp.org>
parents:
167
diff
changeset
|
1155 !th_strcasecmp(str, "on") || |
167
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1156 !th_strcasecmp(str, "true") || |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1157 !th_strcasecmp(str, "1")) |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1158 { |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1159 *value = TRUE; |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1160 return TRUE; |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1161 } |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1162 else |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1163 if (!th_strcasecmp(str, "no") || |
169
a06a87b771ce
Add on/off to valid boolean values.
Matti Hamalainen <ccr@tnsp.org>
parents:
167
diff
changeset
|
1164 !th_strcasecmp(str, "off") || |
167
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1165 !th_strcasecmp(str, "false") || |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1166 !th_strcasecmp(str, "0")) |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1167 { |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1168 *value = FALSE; |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1169 return TRUE; |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1170 } |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1171 else |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1172 return FALSE; |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1173 } |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1174 |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1175 |
162
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1176 static void th_pad(FILE *outFile, int count) |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1177 { |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1178 while (count--) |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1179 fputc(' ', outFile); |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1180 } |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1181 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1182 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1183 void th_print_wrap(FILE *fh, const char *str, int spad, int rpad, int width) |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1184 { |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1185 size_t pos = 0; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1186 BOOL first = TRUE; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1187 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1188 while (str[pos]) |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1189 { |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1190 // Pre-pad line |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1191 int linelen = first ? spad : rpad; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1192 th_pad(fh, first ? 0 : rpad); |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1193 first = FALSE; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1194 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1195 // Skip whitespace at line start |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1196 while (th_isspace(str[pos]) || str[pos] == '\n') pos++; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1197 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1198 // Handle each word |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1199 while (str[pos] && str[pos] != '\n') |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1200 { |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1201 size_t next; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1202 int wlen; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1203 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1204 // Find word length and next break |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1205 for (wlen = 0, next = pos; str[next] && !th_isspace(str[next]) && str[next] != '\n'; next++, wlen++); |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1206 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1207 // Check if we have too much of text? |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
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144
diff
changeset
|
1208 if (linelen + wlen >= width) |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
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144
diff
changeset
|
1209 break; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
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144
diff
changeset
|
1210 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
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144
diff
changeset
|
1211 // Print what we have |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
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parents:
144
diff
changeset
|
1212 for (;pos < next; pos++, linelen++) |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
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144
diff
changeset
|
1213 fputc(str[pos], fh); |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
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144
diff
changeset
|
1214 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
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144
diff
changeset
|
1215 // Check if we are at end of input or hard linefeed |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
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144
diff
changeset
|
1216 if (str[next] == '\n' || str[next] == 0) |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
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144
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changeset
|
1217 break; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
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changeset
|
1218 else |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
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144
diff
changeset
|
1219 { |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
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144
diff
changeset
|
1220 fputc(str[pos], fh); |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
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144
diff
changeset
|
1221 pos++; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
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144
diff
changeset
|
1222 linelen++; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
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144
diff
changeset
|
1223 } |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
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144
diff
changeset
|
1224 } |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
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144
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changeset
|
1225 fprintf(fh, "\n"); |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
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144
diff
changeset
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1226 } |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
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1227 } |