Mercurial > hg > th-libs
annotate th_string.c @ 375:04a273cce4fa
Initial th_vprintf_put_float() stub.
author | Matti Hamalainen <ccr@tnsp.org> |
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date | Mon, 29 Feb 2016 16:35:05 +0200 |
parents | 1d8ae82304ec |
children | ff8a991fdb2d |
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])) |
222
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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, ' '); |
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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 |
336
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158 #define TH_PFUNC_NAME th_printf_vbuf_int |
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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_printf_vbuf_int64 |
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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 static int th_vprintf_put_int(th_vprintf_ctx *ctx, th_vprintf_putch vputch, |
341 | 171 va_list ap, const int f_radix, int f_flags, int f_width, int f_prec, |
336
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172 const BOOL f_unsig, char *(f_alt)(const int flags)) |
228
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173 { |
336
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174 char buf[64]; |
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175 int f_len = 0, ret = 0, vret, nwidth; |
336
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176 char f_sign, *f_altstr; |
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177 BOOL f_neg = FALSE; |
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178 |
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179 if (f_flags & TH_PF_LONGLONG) |
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180 { |
361
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181 vret = th_printf_vbuf_int64(buf, sizeof(buf), &f_len, va_arg(ap, int64_t), |
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182 f_radix, f_flags & TH_PF_UPCASE, f_unsig, &f_neg); |
336
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183 } |
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184 else |
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185 { |
361
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186 vret = th_printf_vbuf_int(buf, sizeof(buf), &f_len, va_arg(ap, unsigned int), |
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187 f_radix, f_flags & TH_PF_UPCASE, f_unsig, &f_neg); |
336
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188 } |
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189 |
361
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190 if (vret == EOF) |
354
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191 return ret; |
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192 |
361
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193 // Special case for value of 0 |
370
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194 if (vret == 0) |
361
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195 { |
370
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196 if (f_flags & TH_PF_POINTER) |
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197 { |
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198 strcpy(buf, ")lin("); |
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199 f_len = 5; |
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200 f_flags &= ~TH_PF_ZERO; |
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201 } |
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202 else |
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203 if (f_prec != 0) |
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204 { |
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205 buf[f_len++] = '0'; |
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206 buf[f_len] = 0; |
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207 } |
361
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208 } |
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209 |
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210 f_altstr = vret != 0 && (f_flags & TH_PF_ALT) && f_alt != NULL ? f_alt(f_flags) : NULL; |
336
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211 |
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212 // Are we using a sign prefix? |
341 | 213 f_sign = f_unsig ? 0 : ((f_flags & TH_PF_SIGN) ? |
214 (f_neg ? '-' : '+') : | |
215 (f_neg ? '-' : ((f_flags & TH_PF_SPACE) ? ' ' : 0))); | |
336
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216 |
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217 // Calculate necessary padding, etc |
368
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218 if (f_sign) |
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219 f_width--; |
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220 |
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221 if ((f_flags & TH_PF_ZERO) && f_prec < 0 && (f_flags & TH_PF_LEFT) == 0) |
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222 f_prec = f_width; |
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223 |
324
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224 f_prec = (f_prec > f_len) ? f_prec - f_len : 0; |
368
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225 nwidth = f_width - f_len - f_prec - (f_altstr ? strlen(f_altstr) : 0); |
317
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226 |
241 | 227 // Prefix padding? |
368
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228 if ((ret = th_printf_pad_pre(ctx, vputch, nwidth, f_flags)) == EOF) |
324
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229 return ret; |
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230 |
368
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231 // Do we want a sign prefix? Not for unsigned values |
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232 if (f_sign && (ret = vputch(ctx, f_sign)) == EOF) |
310
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233 return ret; |
228
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234 |
369
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235 if (f_altstr && (ret = th_vprintf_put_pstr(ctx, vputch, f_altstr)) == EOF) |
336
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236 return ret; |
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237 |
369
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238 if (f_prec > 0 && (ret = th_vprintf_put_repch(ctx, vputch, f_prec, '0')) == EOF) |
357
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239 return ret; |
317
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240 |
229 | 241 // Output the value |
324
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242 while (f_len-- > 0) |
228
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243 { |
323 | 244 if ((ret = vputch(ctx, buf[f_len])) == EOF) |
310
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245 return ret; |
228
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246 } |
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247 |
229 | 248 // Postfix padding? |
368
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249 return th_printf_pad_post(ctx, vputch, nwidth, f_flags); |
310
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250 } |
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251 |
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252 |
374
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253 static int th_vprintf_put_str(th_vprintf_ctx *ctx, th_vprintf_putch vputch, |
314
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254 const char *str, int f_flags, const int f_width, const int f_prec) |
228
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255 { |
322 | 256 int nwidth, f_len, ret = 0; |
317
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257 |
248
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258 // Check for null strings |
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259 if (str == NULL) |
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260 str = "(null)"; |
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261 |
322 | 262 f_len = strlen(str); |
263 if (f_prec >= 0 && f_len > f_prec) | |
264 f_len = f_prec; | |
335 | 265 |
322 | 266 nwidth = f_width - f_len; |
228
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267 |
241 | 268 // Prefix padding? |
368
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|
269 if ((ret = th_printf_pad_pre(ctx, vputch, nwidth, f_flags)) == EOF) |
335 | 270 return ret; |
228
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|
271 |
322 | 272 while (*str && f_len--) |
228
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|
273 { |
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|
274 if ((ret = vputch(ctx, *str++)) == EOF) |
335 | 275 return ret; |
228
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|
276 } |
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|
277 |
241 | 278 // Postfix padding? |
368
51a04243a5f6
Some cleanup work on th_printf_vput_int(). Passes more tests, but it's not perfect.
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parents:
367
diff
changeset
|
279 return th_printf_pad_post(ctx, vputch, nwidth, f_flags); |
228
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|
280 } |
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changeset
|
281 |
ca9cd98dbcff
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diff
changeset
|
282 |
375
04a273cce4fa
Initial th_vprintf_put_float() stub.
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374
diff
changeset
|
283 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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changeset
|
284 va_list ap, int f_flags, int f_width, int f_prec) |
04a273cce4fa
Initial th_vprintf_put_float() stub.
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diff
changeset
|
285 { |
04a273cce4fa
Initial th_vprintf_put_float() stub.
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|
286 double pval = va_arg(ap, double); // This needs to be double for type promotion to occur |
04a273cce4fa
Initial th_vprintf_put_float() stub.
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|
287 int64_t val; |
04a273cce4fa
Initial th_vprintf_put_float() stub.
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|
288 |
04a273cce4fa
Initial th_vprintf_put_float() stub.
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|
289 // This is a hack, trying to avoid dereferencing a type-punned |
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Initial th_vprintf_put_float() stub.
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|
290 // pointer and all that stuff related to strict aliasing (although |
04a273cce4fa
Initial th_vprintf_put_float() stub.
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|
291 // double and int64_t should be same size and have same aliasing rules.) |
04a273cce4fa
Initial th_vprintf_put_float() stub.
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|
292 memcpy(&val, &pval, sizeof(int64_t)); |
04a273cce4fa
Initial th_vprintf_put_float() stub.
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|
293 |
04a273cce4fa
Initial th_vprintf_put_float() stub.
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|
294 // We have sign, exponent and mantissa |
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Initial th_vprintf_put_float() stub.
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|
295 BOOL f_sign = (val >> 63) & 0x01; |
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Initial th_vprintf_put_float() stub.
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|
296 int64_t d_exp = (val >> 52) & 0x7ff; |
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Initial th_vprintf_put_float() stub.
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|
297 uint64_t d_man = val & 0x0fffffffffffff; |
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Initial th_vprintf_put_float() stub.
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|
298 |
04a273cce4fa
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|
299 return 0; |
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Initial th_vprintf_put_float() stub.
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|
300 } |
04a273cce4fa
Initial th_vprintf_put_float() stub.
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|
301 |
04a273cce4fa
Initial th_vprintf_put_float() stub.
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|
302 |
351
b040dc0f77cf
Rename internal helper functions th_printf_altfmt_{x,o} to th_printf_altfmt_{hex,oct}
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346
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|
303 static char * th_printf_altfmt_oct(const int flags) |
336
cda5a2aebbb6
Refactor things to be simpler.
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335
diff
changeset
|
304 { |
337 | 305 (void) flags; |
336
cda5a2aebbb6
Refactor things to be simpler.
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335
diff
changeset
|
306 return "0"; |
cda5a2aebbb6
Refactor things to be simpler.
Matti Hamalainen <ccr@tnsp.org>
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335
diff
changeset
|
307 } |
cda5a2aebbb6
Refactor things to be simpler.
Matti Hamalainen <ccr@tnsp.org>
parents:
335
diff
changeset
|
308 |
cda5a2aebbb6
Refactor things to be simpler.
Matti Hamalainen <ccr@tnsp.org>
parents:
335
diff
changeset
|
309 |
351
b040dc0f77cf
Rename internal helper functions th_printf_altfmt_{x,o} to th_printf_altfmt_{hex,oct}
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346
diff
changeset
|
310 static char * th_printf_altfmt_hex(const int flags) |
336
cda5a2aebbb6
Refactor things to be simpler.
Matti Hamalainen <ccr@tnsp.org>
parents:
335
diff
changeset
|
311 { |
cda5a2aebbb6
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335
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changeset
|
312 return (flags & TH_PF_UPCASE) ? "0X" : "0x"; |
cda5a2aebbb6
Refactor things to be simpler.
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parents:
335
diff
changeset
|
313 } |
cda5a2aebbb6
Refactor things to be simpler.
Matti Hamalainen <ccr@tnsp.org>
parents:
335
diff
changeset
|
314 |
cda5a2aebbb6
Refactor things to be simpler.
Matti Hamalainen <ccr@tnsp.org>
parents:
335
diff
changeset
|
315 |
374
1d8ae82304ec
Rename s/th_printf_ctx/th_vprintf_cts/g.
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373
diff
changeset
|
316 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.
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diff
changeset
|
317 { |
238
d3ab9d263409
Initialize return value variable.
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237
diff
changeset
|
318 int ret = 0; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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diff
changeset
|
319 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
320 while (*fmt) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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parents:
224
diff
changeset
|
321 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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parents:
224
diff
changeset
|
322 if (*fmt != '%') |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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parents:
224
diff
changeset
|
323 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
324 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
|
325 goto out; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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parents:
224
diff
changeset
|
326 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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parents:
224
diff
changeset
|
327 else |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
328 { |
314
7bce1e9fa397
Add f_prec arguments to helpers and call points.
Matti Hamalainen <ccr@tnsp.org>
parents:
313
diff
changeset
|
329 int f_width = 0, f_prec = -1, f_flags = 0; |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
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parents:
298
diff
changeset
|
330 BOOL end = FALSE; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
331 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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parents:
224
diff
changeset
|
332 fmt++; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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parents:
224
diff
changeset
|
333 |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
334 // Check for flags |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
335 while (!end) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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parents:
224
diff
changeset
|
336 { |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
337 switch (*fmt) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
338 { |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
339 case '#': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
340 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
|
341 break; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
342 |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
343 case '+': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
344 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
|
345 break; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
346 |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
347 case '0': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
348 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
|
349 break; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
350 |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
351 case '-': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
352 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
|
353 break; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
354 |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
355 case ' ': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
356 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
|
357 break; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
358 |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
359 case '\'': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
360 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
|
361 break; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
362 |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
363 default: |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
364 end = TRUE; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
365 break; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
366 } |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
367 if (!end) fmt++; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
368 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
369 |
284 | 370 // Get field width |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
371 while (th_isdigit(*fmt)) |
285
e1414cf8fef8
Rename some function arguments and variables.
Matti Hamalainen <ccr@tnsp.org>
parents:
284
diff
changeset
|
372 f_width = f_width * 10 + (*fmt++ - '0'); |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
373 |
298 | 374 // Check for field precision |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
375 if (*fmt == '.') |
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
376 { |
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
377 fmt++; |
298 | 378 // If no digit after '.', precision is to be 0 |
285
e1414cf8fef8
Rename some function arguments and variables.
Matti Hamalainen <ccr@tnsp.org>
parents:
284
diff
changeset
|
379 f_prec = 0; |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
380 while (th_isdigit(*fmt)) |
285
e1414cf8fef8
Rename some function arguments and variables.
Matti Hamalainen <ccr@tnsp.org>
parents:
284
diff
changeset
|
381 f_prec = f_prec * 10 + (*fmt++ - '0'); |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
382 } |
298 | 383 |
287
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
384 // Check for length modifiers (NOT SUPPORTED CURRENTLY) |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
385 switch (*fmt) |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
386 { |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
387 case 'l': |
330
b2c4b0b4d44f
Add initial support for ll and L printf modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
329
diff
changeset
|
388 if (*++fmt == 'l') |
b2c4b0b4d44f
Add initial support for ll and L printf modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
329
diff
changeset
|
389 { |
b2c4b0b4d44f
Add initial support for ll and L printf modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
329
diff
changeset
|
390 f_flags |= TH_PF_LONGLONG; |
b2c4b0b4d44f
Add initial support for ll and L printf modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
329
diff
changeset
|
391 fmt++; |
b2c4b0b4d44f
Add initial support for ll and L printf modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
329
diff
changeset
|
392 } |
b2c4b0b4d44f
Add initial support for ll and L printf modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
329
diff
changeset
|
393 else |
b2c4b0b4d44f
Add initial support for ll and L printf modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
329
diff
changeset
|
394 f_flags |= TH_PF_LONG; |
b2c4b0b4d44f
Add initial support for ll and L printf modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
329
diff
changeset
|
395 break; |
b2c4b0b4d44f
Add initial support for ll and L printf modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
329
diff
changeset
|
396 |
287
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
397 case 'L': |
330
b2c4b0b4d44f
Add initial support for ll and L printf modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
329
diff
changeset
|
398 fmt++; |
b2c4b0b4d44f
Add initial support for ll and L printf modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
329
diff
changeset
|
399 f_flags |= TH_PF_LONGLONG; |
b2c4b0b4d44f
Add initial support for ll and L printf modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
329
diff
changeset
|
400 break; |
b2c4b0b4d44f
Add initial support for ll and L printf modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
329
diff
changeset
|
401 |
287
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
402 case 'h': |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
403 case 'j': |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
404 case 'z': |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
405 case 't': |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
406 return -202; |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
407 } |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
408 |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
409 switch (*fmt) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
410 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
411 case 0: |
247
2fc282c365a8
Use special error codes for syntax errors in format string.
Matti Hamalainen <ccr@tnsp.org>
parents:
246
diff
changeset
|
412 return -104; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
413 |
249 | 414 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
|
415 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
|
416 goto out; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
417 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
|
418 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
|
419 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
|
420 goto out; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
421 break; |
250 | 422 |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
423 case 'o': |
369
f26290f8d35e
Rename some internal functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
368
diff
changeset
|
424 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
|
425 goto out; |
249 | 426 break; |
427 | |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
428 case 'u': |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
429 case 'i': |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
430 case 'd': |
369
f26290f8d35e
Rename some internal functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
368
diff
changeset
|
431 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
|
432 goto out; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
433 break; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
434 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
435 case 'x': |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
436 case 'X': |
336
cda5a2aebbb6
Refactor things to be simpler.
Matti Hamalainen <ccr@tnsp.org>
parents:
335
diff
changeset
|
437 if (*fmt == 'X') |
cda5a2aebbb6
Refactor things to be simpler.
Matti Hamalainen <ccr@tnsp.org>
parents:
335
diff
changeset
|
438 f_flags |= TH_PF_UPCASE; |
369
f26290f8d35e
Rename some internal functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
368
diff
changeset
|
439 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
|
440 goto out; |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
441 break; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
442 |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
443 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
|
444 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
|
445 return -120; |
bc5567f5e305
Check %p for ll and L modifiers and error out on them.
Matti Hamalainen <ccr@tnsp.org>
parents:
370
diff
changeset
|
446 |
310
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
447 #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
|
448 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
|
449 #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
|
450 f_flags |= TH_PF_LONGLONG; |
336
cda5a2aebbb6
Refactor things to be simpler.
Matti Hamalainen <ccr@tnsp.org>
parents:
335
diff
changeset
|
451 #endif |
370
f6b9991d76ed
Some work on pointer formatter %p.
Matti Hamalainen <ccr@tnsp.org>
parents:
369
diff
changeset
|
452 f_flags |= TH_PF_ALT | TH_PF_POINTER; |
369
f26290f8d35e
Rename some internal functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
368
diff
changeset
|
453 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
|
454 goto out; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
455 break; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
456 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
457 case 'f': |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
458 case 'F': |
373
22fb23dc8c9b
Rename functions s/th_printf_vput/th_vprintf_put/g.
Matti Hamalainen <ccr@tnsp.org>
parents:
371
diff
changeset
|
459 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
|
460 f_flags, f_width, f_prec)) == EOF) |
c532088b4f05
Fix float tests (type was int) :D
Matti Hamalainen <ccr@tnsp.org>
parents:
314
diff
changeset
|
461 goto out; |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
462 break; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
463 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
464 case 's': |
369
f26290f8d35e
Rename some internal functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
368
diff
changeset
|
465 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
|
466 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
|
467 goto out; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
468 break; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
469 |
278
a6088507317b
Comment out case '%', it's superfluous here.
Matti Hamalainen <ccr@tnsp.org>
parents:
277
diff
changeset
|
470 //case '%': |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
471 default: |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
472 if ((ret = vputch(ctx, *fmt)) == EOF) |
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
473 goto out; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
474 break; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
475 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
476 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
477 fmt++; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
478 } |
243 | 479 |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
480 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
|
481 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
|
482 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
483 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
484 |
239
10f596441e75
Silence unused function warning when not using internal implementations.
Matti Hamalainen <ccr@tnsp.org>
parents:
238
diff
changeset
|
485 #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
|
486 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
|
487 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
488 if (ctx->pos < ctx->size) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
489 ctx->buf[ctx->pos] = ch; |
283 | 490 |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
491 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
|
492 ctx->ipos++; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
493 return ch; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
494 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
495 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
496 |
374
1d8ae82304ec
Rename s/th_printf_ctx/th_vprintf_cts/g.
Matti Hamalainen <ccr@tnsp.org>
parents:
373
diff
changeset
|
497 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
|
498 { |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
499 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
|
500 ctx->ipos++; |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
501 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
|
502 } |
10f596441e75
Silence unused function warning when not using internal implementations.
Matti Hamalainen <ccr@tnsp.org>
parents:
238
diff
changeset
|
503 #endif |
10f596441e75
Silence unused function warning when not using internal implementations.
Matti Hamalainen <ccr@tnsp.org>
parents:
238
diff
changeset
|
504 |
10f596441e75
Silence unused function warning when not using internal implementations.
Matti Hamalainen <ccr@tnsp.org>
parents:
238
diff
changeset
|
505 |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
506 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
|
507 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
508 #ifdef TH_USE_INTERNAL_SPRINTF |
252 | 509 int ret; |
374
1d8ae82304ec
Rename s/th_printf_ctx/th_vprintf_cts/g.
Matti Hamalainen <ccr@tnsp.org>
parents:
373
diff
changeset
|
510 th_vprintf_ctx ctx; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
511 ctx.buf = buf; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
512 ctx.size = size; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
513 ctx.pos = 0; |
281
0c70dcfb6796
Remember to initialize th_printf_ctx.ipos to 0!
Matti Hamalainen <ccr@tnsp.org>
parents:
280
diff
changeset
|
514 ctx.ipos = 0; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
515 |
252 | 516 ret = th_vprintf_do(&ctx, th_pbuf_vputch, fmt, ap); |
517 | |
518 if (ctx.pos < size) | |
519 buf[ctx.pos] = 0; | |
520 else | |
521 if (size > 0) | |
522 buf[size - 1] = 0; | |
523 | |
524 return ret; | |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
525 #else |
237
c55ebc438243
Oops, s/vsnpintf/vsnprintf/.
Matti Hamalainen <ccr@tnsp.org>
parents:
236
diff
changeset
|
526 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
|
527 #endif |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
528 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
529 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
530 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
531 int th_snprintf(char *buf, size_t size, const char *fmt, ...) |
ca9cd98dbcff
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532 { |
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533 int n; |
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534 va_list ap; |
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535 va_start(ap, fmt); |
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536 #ifdef TH_USE_INTERNAL_SPRINTF |
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537 n = th_vsnprintf(buf, size, fmt, ap); |
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538 #else |
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539 n = vsnprintf(buf, size, fmt, ap); |
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|
540 #endif |
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|
541 va_end(ap); |
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|
542 return n; |
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Initial work on printf() style function family implementation.
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|
543 } |
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Initial work on printf() style function family implementation.
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|
544 |
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Initial work on printf() style function family implementation.
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|
545 |
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Initial work on printf() style function family implementation.
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|
546 int th_vfprintf(FILE *fh, const char *fmt, va_list ap) |
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547 { |
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Initial work on printf() style function family implementation.
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|
548 #ifdef TH_USE_INTERNAL_SPRINTF |
374
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Rename s/th_printf_ctx/th_vprintf_cts/g.
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|
549 th_vprintf_ctx ctx; |
251
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More work on printing functions.
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|
550 ctx.data = (void *) fh; |
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More work on printing functions.
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|
551 ctx.pos = 0; |
281
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Remember to initialize th_printf_ctx.ipos to 0!
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|
552 ctx.ipos = 0; |
251
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More work on printing functions.
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|
553 |
252 | 554 return th_vprintf_do(&ctx, th_stdio_vputch, fmt, ap); |
228
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555 #else |
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556 return vfprintf(fh, fmt, ap); |
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|
557 #endif |
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|
558 } |
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Initial work on printf() style function family implementation.
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|
559 |
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diff
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|
560 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
561 int th_fprintf(FILE *fh, const char *fmt, ...) |
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|
562 { |
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diff
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|
563 int ret; |
251
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250
diff
changeset
|
564 #ifdef TH_USE_INTERNAL_SPRINTF |
374
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Rename s/th_printf_ctx/th_vprintf_cts/g.
Matti Hamalainen <ccr@tnsp.org>
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|
565 th_vprintf_ctx ctx; |
251
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More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
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|
566 #endif |
228
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Initial work on printf() style function family implementation.
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|
567 va_list ap; |
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Initial work on printf() style function family implementation.
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|
568 va_start(ap, fmt); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
569 #ifdef TH_USE_INTERNAL_SPRINTF |
251
7b76108248e9
More work on printing functions.
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250
diff
changeset
|
570 ctx.data = (void *) fh; |
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More work on printing functions.
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250
diff
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|
571 ctx.pos = 0; |
281
0c70dcfb6796
Remember to initialize th_printf_ctx.ipos to 0!
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280
diff
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|
572 ctx.ipos = 0; |
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Remember to initialize th_printf_ctx.ipos to 0!
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|
573 |
252 | 574 ret = th_vprintf_do(&ctx, th_stdio_vputch, fmt, ap); |
228
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|
575 #else |
ca9cd98dbcff
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|
576 ret = fprintf(fh, fmt, ap); |
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|
577 #endif |
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|
578 va_end(ap); |
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|
579 return ret; |
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Initial work on printf() style function family implementation.
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|
580 } |
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224
diff
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|
581 |
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Initial work on printf() style function family implementation.
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224
diff
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|
582 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
583 /* Simulate a sprintf() that allocates memory |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
584 */ |
43 | 585 char *th_strdup_vprintf(const char *fmt, va_list args) |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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changeset
|
586 { |
133 | 587 int size = 64; |
588 char *buf, *tmp; | |
0
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Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
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|
589 |
260 | 590 if (fmt == NULL) |
591 return NULL; | |
592 | |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
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10
diff
changeset
|
593 if ((buf = th_malloc(size)) == NULL) |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
594 return NULL; |
44 | 595 |
39 | 596 while (1) |
597 { | |
37
3986b139bbbd
Fix th_strdup_vprintf(), another misuse of va_list without making a copy of it... :(
Matti Hamalainen <ccr@tnsp.org>
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36
diff
changeset
|
598 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
|
599 va_list ap; |
3986b139bbbd
Fix th_strdup_vprintf(), another misuse of va_list without making a copy of it... :(
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parents:
36
diff
changeset
|
600 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>
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36
diff
changeset
|
601 n = vsnprintf(buf, size, fmt, ap); |
3986b139bbbd
Fix th_strdup_vprintf(), another misuse of va_list without making a copy of it... :(
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parents:
36
diff
changeset
|
602 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
|
603 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
604 if (n > -1 && n < size) |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
605 return buf; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
606 if (n > -1) |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
607 size = n + 1; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
608 else |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
609 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
|
610 |
133 | 611 if ((tmp = th_realloc(buf, size)) == NULL) |
612 { | |
613 th_free(buf); | |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
614 return NULL; |
133 | 615 } |
616 else | |
617 buf = tmp; | |
10 | 618 } |
14
e5e6370217ef
Various cleanups, additions and removals.
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parents:
10
diff
changeset
|
619 } |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
620 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
621 |
43 | 622 char *th_strdup_printf(const char *fmt, ...) |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
623 { |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
624 char *res; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
625 va_list ap; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
626 |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
627 va_start(ap, fmt); |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
628 res = th_strdup_vprintf(fmt, ap); |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
629 va_end(ap); |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
630 |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
631 return res; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
diff
changeset
|
632 } |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
diff
changeset
|
633 |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
634 |
30
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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parents:
29
diff
changeset
|
635 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
|
636 { |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
637 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
|
638 th_free(*buf); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
639 *buf = tmp; |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
640 } |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
641 |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
642 |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
643 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
|
644 { |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
645 char *tmp; |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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parents:
29
diff
changeset
|
646 va_list ap; |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
647 |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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parents:
29
diff
changeset
|
648 va_start(ap, fmt); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
649 tmp = th_strdup_vprintf(fmt, ap); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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parents:
29
diff
changeset
|
650 va_end(ap); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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parents:
29
diff
changeset
|
651 |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
652 th_free(*buf); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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parents:
29
diff
changeset
|
653 *buf = tmp; |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
654 } |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
655 |
88 | 656 |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
diff
changeset
|
657 /* Compare two strings ignoring case [strcasecmp, strncasecmp] |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
diff
changeset
|
658 */ |
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
|
659 int th_strcasecmp(const char *haystack, const char *needle) |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
diff
changeset
|
660 { |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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175
diff
changeset
|
661 const char *s1 = haystack, *s2 = needle; |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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changeset
|
662 assert(haystack != NULL); |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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changeset
|
663 assert(needle != NULL); |
0
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Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
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changeset
|
664 |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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175
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changeset
|
665 if (haystack == needle) |
10 | 666 return 0; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
667 |
262
e459a28ee1be
Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
Matti Hamalainen <ccr@tnsp.org>
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260
diff
changeset
|
668 while (*s1 && *s2) |
39 | 669 { |
262
e459a28ee1be
Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
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260
diff
changeset
|
670 int k = th_tolower(*s1) - th_tolower(*s2); |
e459a28ee1be
Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
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671 if (k != 0) |
283 | 672 return k; |
10 | 673 s1++; |
674 s2++; | |
675 } | |
0
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676 |
262
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Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
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677 return 0; |
0
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|
678 } |
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|
679 |
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680 |
186
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681 int th_strncasecmp(const char *haystack, const char *needle, size_t n) |
0
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682 { |
186
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683 const char *s1 = haystack, *s2 = needle; |
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684 assert(haystack != NULL); |
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685 assert(needle != NULL); |
0
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686 |
186
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687 if (haystack == needle) |
10 | 688 return 0; |
0
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|
689 |
262
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Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
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|
690 while (n > 0 && *s1 && *s2) |
39 | 691 { |
262
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Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
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|
692 int k = th_tolower(*s1) - th_tolower(*s2); |
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|
693 if (k != 0) |
283 | 694 return k; |
10 | 695 s1++; |
696 s2++; | |
697 n--; | |
698 } | |
0
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699 |
262
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700 return 0; |
0
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|
701 } |
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|
702 |
bd61a80a6c54
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|
703 |
89
30690f5c4cae
Add new function th_strrcasecmp().
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|
704 /* Check if end of the given string str matches needle |
30690f5c4cae
Add new function th_strrcasecmp().
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88
diff
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|
705 * case-insensitively, return pointer to start of the match, |
30690f5c4cae
Add new function th_strrcasecmp().
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parents:
88
diff
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|
706 * if found, NULL otherwise. |
30690f5c4cae
Add new function th_strrcasecmp().
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|
707 */ |
30690f5c4cae
Add new function th_strrcasecmp().
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|
708 char *th_strrcasecmp(char *str, const char *needle) |
30690f5c4cae
Add new function th_strrcasecmp().
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|
709 { |
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Add new function th_strrcasecmp().
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|
710 if (str == NULL || needle == NULL) |
30690f5c4cae
Add new function th_strrcasecmp().
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diff
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|
711 return NULL; |
30690f5c4cae
Add new function th_strrcasecmp().
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parents:
88
diff
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|
712 |
30690f5c4cae
Add new function th_strrcasecmp().
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parents:
88
diff
changeset
|
713 const size_t |
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Add new function th_strrcasecmp().
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diff
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|
714 slen = strlen(str), |
30690f5c4cae
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88
diff
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|
715 nlen = strlen(needle); |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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716 |
89
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Add new function th_strrcasecmp().
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|
717 if (slen < nlen) |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
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88
diff
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|
718 return NULL; |
30690f5c4cae
Add new function th_strrcasecmp().
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parents:
88
diff
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|
719 |
30690f5c4cae
Add new function th_strrcasecmp().
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parents:
88
diff
changeset
|
720 if (th_strcasecmp(str - nlen - 1, needle) == 0) |
30690f5c4cae
Add new function th_strrcasecmp().
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parents:
88
diff
changeset
|
721 return str - nlen - 1; |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
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|
722 else |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
723 return NULL; |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
724 } |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
725 |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
726 |
0
bd61a80a6c54
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parents:
diff
changeset
|
727 /* Remove all occurences of control characters, in-place. |
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Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
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|
728 * Resulting string is always shorter or same length than original. |
bd61a80a6c54
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parents:
diff
changeset
|
729 */ |
43 | 730 void th_strip_ctrlchars(char *str) |
0
bd61a80a6c54
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parents:
diff
changeset
|
731 { |
10 | 732 char *i, *j; |
733 assert(str != NULL); | |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
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changeset
|
734 |
10 | 735 i = str; |
736 j = str; | |
39 | 737 while (*i) |
738 { | |
10 | 739 if (!th_iscntrl(*i)) |
740 *(j++) = *i; | |
741 i++; | |
742 } | |
0
bd61a80a6c54
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
743 |
10 | 744 *j = 0; |
0
bd61a80a6c54
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parents:
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|
745 } |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
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changeset
|
746 |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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747 |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
748 /* Copy a given string over in *pdst. |
0
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|
749 */ |
186
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|
750 int th_pstrcpy(char **pdst, const char *src) |
0
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|
751 { |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
752 assert(pdst != NULL); |
0
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|
753 |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
754 if (src == NULL) |
10 | 755 return -1; |
0
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parents:
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|
756 |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
757 th_free(*pdst); |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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175
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changeset
|
758 if ((*pdst = th_malloc(strlen(src) + 1)) == NULL) |
10 | 759 return -2; |
0
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parents:
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|
760 |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
761 strcpy(*pdst, src); |
10 | 762 return 0; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
763 } |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
764 |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
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changeset
|
765 |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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175
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|
766 /* Concatenates a given string into string pointed by *pdst. |
0
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Initial import into Mercurial repository. Discarding old cvs/svn history
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|
767 */ |
186
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|
768 int th_pstrcat(char **pdst, const char *src) |
0
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Initial import into Mercurial repository. Discarding old cvs/svn history
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|
769 { |
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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|
770 assert(pdst != NULL); |
0
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|
771 |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
772 if (src == NULL) |
10 | 773 return -1; |
0
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parents:
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changeset
|
774 |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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parents:
175
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|
775 if (*pdst != NULL) |
39 | 776 { |
186
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parents:
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|
777 *pdst = th_realloc(*pdst, strlen(*pdst) + strlen(src) + 1); |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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|
778 if (*pdst == NULL) |
10 | 779 return -1; |
0
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parents:
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780 |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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|
781 strcat(*pdst, src); |
39 | 782 } |
783 else | |
784 { | |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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175
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|
785 *pdst = th_malloc(strlen(src) + 1); |
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175
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|
786 if (*pdst == NULL) |
10 | 787 return -1; |
0
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|
788 |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
789 strcpy(*pdst, src); |
10 | 790 } |
0
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parents:
diff
changeset
|
791 |
10 | 792 return 0; |
0
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parents:
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|
793 } |
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Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
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diff
changeset
|
794 |
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Initial import into Mercurial repository. Discarding old cvs/svn history
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|
795 |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
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|
796 /* Find next non-whitespace character in string. |
bd61a80a6c54
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
797 * Updates iPos into the position of such character and |
bd61a80a6c54
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parents:
diff
changeset
|
798 * returns pointer to the string. |
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Matti Hamalainen <ccr@tnsp.org>
parents:
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|
799 */ |
43 | 800 const char *th_findnext(const char *str, size_t *pos) |
0
bd61a80a6c54
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changeset
|
801 { |
10 | 802 assert(str != NULL); |
0
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Matti Hamalainen <ccr@tnsp.org>
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|
803 |
129 | 804 // Terminating NULL-character is not whitespace! |
14
e5e6370217ef
Various cleanups, additions and removals.
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parents:
10
diff
changeset
|
805 while (th_isspace(str[*pos])) |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
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10
diff
changeset
|
806 (*pos)++; |
39 | 807 |
14
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Various cleanups, additions and removals.
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10
diff
changeset
|
808 return &str[*pos]; |
0
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|
809 } |
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parents:
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changeset
|
810 |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
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changeset
|
811 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
812 /* Find next sep-character from string |
0
bd61a80a6c54
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Matti Hamalainen <ccr@tnsp.org>
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|
813 */ |
43 | 814 const char *th_findsep(const char *str, size_t *pos, char sep) |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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|
815 { |
10 | 816 assert(str != NULL); |
0
bd61a80a6c54
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parents:
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changeset
|
817 |
14
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Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
818 while (str[*pos] && str[*pos] != sep) |
e5e6370217ef
Various cleanups, additions and removals.
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parents:
10
diff
changeset
|
819 (*pos)++; |
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Various cleanups, additions and removals.
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parents:
10
diff
changeset
|
820 |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
821 return &str[*pos]; |
0
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|
822 } |
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Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
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|
823 |
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parents:
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|
824 |
14
e5e6370217ef
Various cleanups, additions and removals.
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diff
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|
825 /* Find next sep- or whitespace from string |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
diff
changeset
|
826 */ |
43 | 827 const char *th_findseporspace(const char *str, size_t *pos, char sep) |
0
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Matti Hamalainen <ccr@tnsp.org>
parents:
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|
828 { |
10 | 829 assert(str != NULL); |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
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|
830 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
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diff
changeset
|
831 while (!th_isspace(str[*pos]) && str[*pos] != sep) |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
832 (*pos)++; |
e5e6370217ef
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parents:
10
diff
changeset
|
833 |
e5e6370217ef
Various cleanups, additions and removals.
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diff
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|
834 return &str[*pos]; |
0
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parents:
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|
835 } |
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Matti Hamalainen <ccr@tnsp.org>
parents:
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|
836 |
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Matti Hamalainen <ccr@tnsp.org>
parents:
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|
837 |
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Matti Hamalainen <ccr@tnsp.org>
parents:
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changeset
|
838 /* Compare a string to a pattern. Case-SENSITIVE version. |
bd61a80a6c54
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Matti Hamalainen <ccr@tnsp.org>
parents:
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|
839 * The matching pattern can consist of any normal characters plus |
bd61a80a6c54
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
840 * wildcards ? and *. "?" matches any character and "*" matches |
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Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
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|
841 * any number of characters. |
bd61a80a6c54
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Matti Hamalainen <ccr@tnsp.org>
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|
842 */ |
186
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diff
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|
843 BOOL th_strmatch(const char *haystack, const char *pattern) |
0
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parents:
diff
changeset
|
844 { |
175 | 845 BOOL matched = TRUE, any = FALSE, end = FALSE; |
846 const char *tmp = NULL; | |
0
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parents:
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|
847 |
129 | 848 // Check given pattern and string |
186
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|
849 if (haystack == NULL || pattern == NULL) |
10 | 850 return FALSE; |
0
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parents:
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changeset
|
851 |
129 | 852 // Start comparision |
10 | 853 do { |
175 | 854 matched = FALSE; |
39 | 855 switch (*pattern) |
856 { | |
10 | 857 case '?': |
129 | 858 // Any single character matches |
186
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Clean up the code, add argument identifiers to function prototypes and
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parents:
175
diff
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|
859 if (*haystack) |
39 | 860 { |
175 | 861 matched = TRUE; |
10 | 862 pattern++; |
186
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Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
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diff
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|
863 haystack++; |
10 | 864 } |
865 break; | |
0
bd61a80a6c54
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
866 |
10 | 867 case '*': |
175 | 868 matched = TRUE; |
10 | 869 pattern++; |
870 if (!*pattern) | |
175 | 871 end = TRUE; |
872 any = TRUE; | |
873 tmp = pattern; | |
10 | 874 break; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
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changeset
|
875 |
10 | 876 case 0: |
175 | 877 if (any) |
39 | 878 { |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
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|
879 if (*haystack) |
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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|
880 haystack++; |
10 | 881 else |
175 | 882 end = TRUE; |
39 | 883 } |
884 else | |
885 { | |
186
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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|
886 if (*haystack) |
39 | 887 { |
175 | 888 if (tmp) |
39 | 889 { |
175 | 890 any = TRUE; |
891 pattern = tmp; | |
39 | 892 } |
893 else | |
175 | 894 matched = FALSE; |
44 | 895 } |
896 else | |
175 | 897 end = TRUE; |
10 | 898 } |
899 break; | |
175 | 900 |
10 | 901 default: |
175 | 902 if (any) |
39 | 903 { |
186
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Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
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|
904 if (*pattern == *haystack) |
39 | 905 { |
175 | 906 any = FALSE; |
907 matched = TRUE; | |
39 | 908 } |
909 else | |
910 { | |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
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175
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|
911 if (*haystack) |
39 | 912 { |
175 | 913 matched = TRUE; |
186
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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|
914 haystack++; |
10 | 915 } |
916 } | |
39 | 917 } |
918 else | |
919 { | |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
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|
920 if (*pattern == *haystack) |
39 | 921 { |
175 | 922 matched = TRUE; |
10 | 923 if (*pattern) |
924 pattern++; | |
186
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Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
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|
925 if (*haystack) |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
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diff
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|
926 haystack++; |
39 | 927 } |
928 else | |
929 { | |
175 | 930 if (tmp) |
39 | 931 { |
175 | 932 matched = TRUE; |
933 any = TRUE; | |
934 pattern = tmp; | |
10 | 935 } |
936 } | |
937 } | |
0
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Initial import into Mercurial repository. Discarding old cvs/svn history
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938 |
186
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Matti Hamalainen <ccr@tnsp.org>
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diff
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|
939 if (!*haystack && !*pattern) |
175 | 940 end = TRUE; |
10 | 941 break; |
0
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Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
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changeset
|
942 |
129 | 943 } // switch |
175 | 944 } while (matched && !end); |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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|
945 |
175 | 946 return matched; |
0
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parents:
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|
947 } |
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parents:
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|
948 |
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parents:
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changeset
|
949 |
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff
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|
950 /* Compare a string to a pattern. Case-INSENSITIVE version. |
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|
951 */ |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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diff
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|
952 BOOL th_strcasematch(const char *haystack, const char *pattern) |
0
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Matti Hamalainen <ccr@tnsp.org>
parents:
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|
953 { |
175 | 954 BOOL matched = TRUE, any = FALSE, end = FALSE; |
955 const char *tmp = NULL; | |
0
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changeset
|
956 |
129 | 957 // Check given pattern and string |
186
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Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
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|
958 if (haystack == NULL || pattern == NULL) |
10 | 959 return FALSE; |
0
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changeset
|
960 |
129 | 961 // Start comparision |
10 | 962 do { |
963 switch (*pattern) { | |
964 case '?': | |
129 | 965 // Any single character matches |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
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diff
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|
966 if (*haystack) |
39 | 967 { |
10 | 968 pattern++; |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
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|
969 haystack++; |
44 | 970 } |
971 else | |
175 | 972 matched = FALSE; |
10 | 973 break; |
0
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parents:
diff
changeset
|
974 |
10 | 975 case '*': |
976 pattern++; | |
977 if (!*pattern || *pattern == '?') | |
175 | 978 end = TRUE; |
979 any = TRUE; | |
980 tmp = pattern; | |
10 | 981 break; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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diff
changeset
|
982 |
10 | 983 case 0: |
175 | 984 if (any) |
39 | 985 { |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
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diff
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|
986 if (*haystack) |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
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175
diff
changeset
|
987 haystack++; |
10 | 988 else |
175 | 989 end = TRUE; |
39 | 990 } |
991 else | |
992 { | |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
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diff
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|
993 if (*haystack) |
39 | 994 { |
175 | 995 if (tmp) |
39 | 996 { |
175 | 997 any = TRUE; |
998 pattern = tmp; | |
39 | 999 } |
1000 else | |
175 | 1001 matched = FALSE; |
44 | 1002 } |
1003 else | |
175 | 1004 end = TRUE; |
10 | 1005 } |
1006 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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|
1007 |
10 | 1008 default: |
175 | 1009 if (any) |
39 | 1010 { |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
1011 if (th_tolower(*pattern) == th_tolower(*haystack)) |
39 | 1012 { |
175 | 1013 any = FALSE; |
39 | 1014 } |
1015 else | |
1016 { | |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
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diff
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|
1017 if (*haystack) |
1ee46a95aa8c
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Matti Hamalainen <ccr@tnsp.org>
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175
diff
changeset
|
1018 haystack++; |
10 | 1019 else |
175 | 1020 matched = FALSE; |
10 | 1021 } |
39 | 1022 } |
1023 else | |
1024 { | |
186
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Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
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diff
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|
1025 if (th_tolower(*pattern) == th_tolower(*haystack)) |
39 | 1026 { |
10 | 1027 if (*pattern) |
1028 pattern++; | |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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diff
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|
1029 if (*haystack) |
1ee46a95aa8c
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175
diff
changeset
|
1030 haystack++; |
39 | 1031 } |
1032 else | |
1033 { | |
175 | 1034 if (tmp) |
39 | 1035 { |
175 | 1036 any = TRUE; |
1037 pattern = tmp; | |
39 | 1038 } |
1039 else | |
175 | 1040 matched = FALSE; |
10 | 1041 } |
1042 } | |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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|
1043 |
186
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Matti Hamalainen <ccr@tnsp.org>
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175
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|
1044 if (!*haystack && !*pattern) |
175 | 1045 end = TRUE; |
39 | 1046 |
10 | 1047 break; |
0
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Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
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|
1048 |
129 | 1049 } // switch |
175 | 1050 } while (matched && !end); |
0
bd61a80a6c54
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parents:
diff
changeset
|
1051 |
175 | 1052 return matched; |
0
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parents:
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|
1053 } |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
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|
1054 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
1055 |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
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10
diff
changeset
|
1056 int th_get_hex_triplet(const char *str) |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
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diff
changeset
|
1057 { |
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Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
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10
diff
changeset
|
1058 const char *p = str; |
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Matti Hamalainen <ccr@tnsp.org>
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diff
changeset
|
1059 int len, val = 0; |
44 | 1060 |
39 | 1061 for (len = 0; *p && len < 6; p++, len++) |
1062 { | |
1063 if (*p >= '0' && *p <= '9') | |
1064 { | |
1065 val *= 16; | |
1066 val += (*p - '0'); | |
1067 } | |
174 | 1068 else |
1069 if (*p >= 'A' && *p <= 'F') | |
39 | 1070 { |
1071 val *= 16; | |
1072 val += (*p - 'A') + 10; | |
1073 } | |
174 | 1074 else |
1075 if (*p >= 'a' && *p <= 'f') | |
39 | 1076 { |
1077 val *= 16; | |
1078 val += (*p - 'a') + 10; | |
1079 } | |
1080 else | |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
1081 return -1; |
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Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
1082 } |
44 | 1083 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
1084 return (len == 6) ? val : -1; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
1085 } |
162
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
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144
diff
changeset
|
1086 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
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144
diff
changeset
|
1087 |
167
7638fa9d191f
Add th_get_boolean() function.
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diff
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|
1088 BOOL th_get_boolean(const char *str, BOOL *value) |
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diff
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|
1089 { |
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Add th_get_boolean() function.
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|
1090 if (!th_strcasecmp(str, "yes") || |
169
a06a87b771ce
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Matti Hamalainen <ccr@tnsp.org>
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167
diff
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|
1091 !th_strcasecmp(str, "on") || |
167
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Add th_get_boolean() function.
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diff
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|
1092 !th_strcasecmp(str, "true") || |
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|
1093 !th_strcasecmp(str, "1")) |
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Add th_get_boolean() function.
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parents:
162
diff
changeset
|
1094 { |
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Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1095 *value = TRUE; |
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Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1096 return TRUE; |
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Add th_get_boolean() function.
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parents:
162
diff
changeset
|
1097 } |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1098 else |
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Add th_get_boolean() function.
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parents:
162
diff
changeset
|
1099 if (!th_strcasecmp(str, "no") || |
169
a06a87b771ce
Add on/off to valid boolean values.
Matti Hamalainen <ccr@tnsp.org>
parents:
167
diff
changeset
|
1100 !th_strcasecmp(str, "off") || |
167
7638fa9d191f
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Matti Hamalainen <ccr@tnsp.org>
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1101 !th_strcasecmp(str, "false") || |
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1102 !th_strcasecmp(str, "0")) |
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1103 { |
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1104 *value = FALSE; |
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1105 return TRUE; |
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1106 } |
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1107 else |
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1108 return FALSE; |
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1109 } |
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1110 |
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1111 |
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1112 static void th_pad(FILE *outFile, int count) |
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1113 { |
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1114 while (count--) |
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1115 fputc(' ', outFile); |
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1116 } |
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1117 |
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1118 |
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1119 void th_print_wrap(FILE *fh, const char *str, int spad, int rpad, int width) |
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1120 { |
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1121 size_t pos = 0; |
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1122 BOOL first = TRUE; |
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1123 |
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1124 while (str[pos]) |
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1125 { |
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1126 // Pre-pad line |
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1127 int linelen = first ? spad : rpad; |
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1128 th_pad(fh, first ? 0 : rpad); |
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1129 first = FALSE; |
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1130 |
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1131 // Skip whitespace at line start |
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1132 while (th_isspace(str[pos]) || str[pos] == '\n') pos++; |
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1133 |
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1134 // Handle each word |
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1135 while (str[pos] && str[pos] != '\n') |
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1136 { |
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1137 size_t next; |
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1138 int wlen; |
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1139 |
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1140 // Find word length and next break |
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1141 for (wlen = 0, next = pos; str[next] && !th_isspace(str[next]) && str[next] != '\n'; next++, wlen++); |
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1142 |
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1143 // Check if we have too much of text? |
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1144 if (linelen + wlen >= width) |
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1145 break; |
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1146 |
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1147 // Print what we have |
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1148 for (;pos < next; pos++, linelen++) |
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1149 fputc(str[pos], fh); |
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1150 |
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1151 // Check if we are at end of input or hard linefeed |
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1152 if (str[next] == '\n' || str[next] == 0) |
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1153 break; |
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1154 else |
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1155 { |
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1156 fputc(str[pos], fh); |
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1157 pos++; |
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1158 linelen++; |
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1159 } |
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1160 } |
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1161 fprintf(fh, "\n"); |
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1162 } |
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1163 } |