Mercurial > hg > th-libs
annotate th_string.c @ 531:f43c961cc85d
Move bulk of the printf() implementation into a separate file th_printf.c from th_string.c
author | Matti Hamalainen <ccr@tnsp.org> |
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date | Sat, 28 Dec 2019 11:09:29 +0200 |
parents | c44ebf5b08fd |
children | dfd6dcc486a6 |
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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 |
481 | 4 * (C) Copyright 2002-2019 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 |
531
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11 // Include printf implementation |
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12 #include "th_printf.c" |
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13 |
80 | 14 |
15 /* Implementation of strdup() with a NULL check | |
8 | 16 */ |
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17 char *th_strdup(const char *src) |
8 | 18 { |
10 | 19 char *res; |
522 | 20 size_t len; |
21 | |
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22 if (src == NULL) |
10 | 23 return NULL; |
44 | 24 |
522 | 25 len = strlen(src); |
26 if ((res = th_malloc(len + 1)) == NULL) | |
10 | 27 return NULL; |
44 | 28 |
522 | 29 memcpy(res, src, len + 1); |
10 | 30 return res; |
8 | 31 } |
32 | |
33 | |
81 | 34 /* Implementation of strndup() with NULL check |
35 */ | |
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36 char *th_strndup(const char *src, const size_t n) |
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37 { |
81 | 38 char *res; |
39 size_t len; | |
79 | 40 |
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41 if (src == NULL) |
81 | 42 return NULL; |
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43 |
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44 len = strlen(src); |
81 | 45 if (len > n) |
46 len = n; | |
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47 |
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48 if ((res = th_malloc(len + 1)) == NULL) |
81 | 49 return NULL; |
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50 |
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51 memcpy(res, src, len); |
81 | 52 res[len] = 0; |
53 | |
54 return res; | |
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55 } |
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56 |
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57 |
223 | 58 /* Like strdup, but trims whitespace from the string according to specified flags. |
59 * See TH_TRIM_* in th_string.h. If the resulting string would be empty (length 0), | |
60 * NULL is returned. | |
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61 */ |
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62 static char * th_strdup_trim_do(const char *src, size_t len, const int flags) |
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63 { |
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64 char *res; |
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65 size_t start, end; |
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66 |
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67 if (len == 0) |
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68 return NULL; |
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69 |
174 | 70 // Trim start: find first non-whitespace character |
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71 if (flags & TH_TRIM_START) |
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72 for (start = 0; start < len && th_isspace(src[start]); start++); |
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73 else |
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74 start = 0; |
174 | 75 |
76 // Trim end: find last non-whitespace character | |
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77 if (flags & TH_TRIM_END) |
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78 for (end = len - 1; end > start && th_isspace(src[end]); end--); |
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79 else |
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80 end = len; |
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81 |
174 | 82 // Allocate memory for result |
224
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83 if (src[end] == 0 || th_isspace(src[end])) |
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84 return NULL; |
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85 |
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86 len = end - start + 1; |
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87 if ((res = th_malloc(len + 1)) == NULL) |
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88 return NULL; |
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89 |
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90 memcpy(res, src + start, len); |
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91 res[len] = 0; |
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92 return res; |
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93 } |
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94 |
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95 |
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96 char *th_strdup_trim(const char *src, const int flags) |
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97 { |
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98 if (src == NULL) |
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99 return NULL; |
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100 |
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101 return th_strdup_trim_do(src, strlen(src), flags); |
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102 } |
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103 |
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104 |
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105 char *th_strndup_trim(const char *src, const size_t n, const int flags) |
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106 { |
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107 size_t len; |
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108 if (src == NULL || n == 0) |
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109 return NULL; |
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110 |
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111 for (len = 0; len < n && src[len]; len++); |
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112 |
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113 return th_strdup_trim_do(src, len, flags); |
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114 } |
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115 |
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116 |
487
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117 char *th_strndup_no0(const char *src, const size_t len) |
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118 { |
488
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119 char *res; |
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120 |
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121 if ((res = th_malloc(len + 1)) == NULL) |
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122 return NULL; |
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123 |
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124 memcpy(res, src, len); |
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125 res[len] = 0; |
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126 |
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127 return res; |
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128 } |
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129 |
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130 |
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131 char *th_strndup_no0_trim(const char *src, const size_t len, const int flags) |
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132 { |
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133 return th_strdup_trim_do(src, len, flags); |
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134 } |
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135 |
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136 |
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137 #ifdef TH_USE_INTERNAL_SPRINTF |
374
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138 static int th_pbuf_vputch(th_vprintf_ctx *ctx, const char ch) |
228
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139 { |
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140 if (ctx->pos < ctx->size) |
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141 ctx->buf[ctx->pos] = ch; |
283 | 142 |
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143 ctx->pos++; |
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144 ctx->ipos++; |
228
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145 return ch; |
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146 } |
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147 |
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148 |
374
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149 static int th_stdio_vputch(th_vprintf_ctx *ctx, const char ch) |
239
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150 { |
251
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151 ctx->pos++; |
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152 ctx->ipos++; |
251
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153 return fputc(ch, (FILE *) ctx->data); |
239
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154 } |
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155 #endif |
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156 |
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157 |
228
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158 int th_vsnprintf(char *buf, size_t size, const char *fmt, va_list ap) |
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159 { |
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160 #ifdef TH_USE_INTERNAL_SPRINTF |
252 | 161 int ret; |
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162 th_vprintf_ctx ctx; |
228
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163 ctx.buf = buf; |
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164 ctx.size = size; |
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165 ctx.pos = 0; |
281
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166 ctx.ipos = 0; |
228
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167 |
252 | 168 ret = th_vprintf_do(&ctx, th_pbuf_vputch, fmt, ap); |
169 | |
170 if (ctx.pos < size) | |
171 buf[ctx.pos] = 0; | |
172 else | |
173 if (size > 0) | |
174 buf[size - 1] = 0; | |
175 | |
176 return ret; | |
228
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177 #else |
237
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178 return vsnprintf(buf, size, fmt, ap); |
228
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179 #endif |
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180 } |
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181 |
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182 |
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183 int th_snprintf(char *buf, size_t size, const char *fmt, ...) |
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184 { |
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185 int n; |
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186 va_list ap; |
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187 va_start(ap, fmt); |
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188 #ifdef TH_USE_INTERNAL_SPRINTF |
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189 n = th_vsnprintf(buf, size, fmt, ap); |
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190 #else |
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191 n = vsnprintf(buf, size, fmt, ap); |
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192 #endif |
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193 va_end(ap); |
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194 return n; |
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195 } |
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196 |
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197 |
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198 int th_vfprintf(FILE *fh, const char *fmt, va_list ap) |
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199 { |
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200 #ifdef TH_USE_INTERNAL_SPRINTF |
374
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201 th_vprintf_ctx ctx; |
251
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202 ctx.data = (void *) fh; |
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203 ctx.pos = 0; |
281
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204 ctx.ipos = 0; |
251
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205 |
252 | 206 return th_vprintf_do(&ctx, th_stdio_vputch, fmt, ap); |
228
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207 #else |
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208 return vfprintf(fh, fmt, ap); |
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209 #endif |
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210 } |
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211 |
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212 |
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213 int th_fprintf(FILE *fh, const char *fmt, ...) |
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214 { |
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215 int ret; |
251
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216 #ifdef TH_USE_INTERNAL_SPRINTF |
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217 th_vprintf_ctx ctx; |
251
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218 #endif |
228
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219 va_list ap; |
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220 va_start(ap, fmt); |
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221 #ifdef TH_USE_INTERNAL_SPRINTF |
251
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222 ctx.data = (void *) fh; |
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223 ctx.pos = 0; |
281
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224 ctx.ipos = 0; |
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225 |
252 | 226 ret = th_vprintf_do(&ctx, th_stdio_vputch, fmt, ap); |
228
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227 #else |
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228 ret = fprintf(fh, fmt, ap); |
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229 #endif |
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230 va_end(ap); |
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231 return ret; |
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232 } |
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233 |
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234 |
14
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235 /* Simulate a sprintf() that allocates memory |
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236 */ |
43 | 237 char *th_strdup_vprintf(const char *fmt, va_list args) |
0
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238 { |
133 | 239 int size = 64; |
240 char *buf, *tmp; | |
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241 |
260 | 242 if (fmt == NULL) |
243 return NULL; | |
244 | |
14
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245 if ((buf = th_malloc(size)) == NULL) |
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246 return NULL; |
44 | 247 |
39 | 248 while (1) |
249 { | |
37
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250 int n; |
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251 va_list ap; |
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252 va_copy(ap, args); |
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253 n = vsnprintf(buf, size, fmt, ap); |
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254 va_end(ap); |
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255 |
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256 if (n > -1 && n < size) |
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257 return buf; |
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258 if (n > -1) |
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259 size = n + 1; |
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260 else |
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261 size *= 2; |
37
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262 |
133 | 263 if ((tmp = th_realloc(buf, size)) == NULL) |
264 { | |
265 th_free(buf); | |
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266 return NULL; |
133 | 267 } |
268 else | |
269 buf = tmp; | |
10 | 270 } |
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271 } |
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272 |
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273 |
43 | 274 char *th_strdup_printf(const char *fmt, ...) |
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275 { |
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276 char *res; |
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277 va_list ap; |
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278 |
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279 va_start(ap, fmt); |
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280 res = th_strdup_vprintf(fmt, ap); |
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281 va_end(ap); |
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282 |
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283 return res; |
0
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284 } |
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285 |
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286 |
30
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287 void th_pstr_vprintf(char **buf, const char *fmt, va_list ap) |
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288 { |
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289 char *tmp = th_strdup_vprintf(fmt, ap); |
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290 th_free(*buf); |
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291 *buf = tmp; |
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292 } |
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293 |
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294 |
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295 void th_pstr_printf(char **buf, const char *fmt, ...) |
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296 { |
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297 char *tmp; |
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298 va_list ap; |
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299 |
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300 va_start(ap, fmt); |
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301 tmp = th_strdup_vprintf(fmt, ap); |
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302 va_end(ap); |
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303 |
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304 th_free(*buf); |
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305 *buf = tmp; |
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306 } |
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307 |
88 | 308 |
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309 /* Compare two strings ignoring case [strcasecmp, strncasecmp] |
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310 */ |
186
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311 int th_strcasecmp(const char *haystack, const char *needle) |
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312 { |
186
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313 const char *s1 = haystack, *s2 = needle; |
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314 assert(haystack != NULL); |
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315 assert(needle != NULL); |
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316 |
186
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317 if (haystack == needle) |
10 | 318 return 0; |
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319 |
262
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320 while (*s1 && *s2) |
39 | 321 { |
262
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322 int k = th_tolower(*s1) - th_tolower(*s2); |
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323 if (k != 0) |
283 | 324 return k; |
10 | 325 s1++; |
326 s2++; | |
327 } | |
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328 |
262
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329 return 0; |
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330 } |
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331 |
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332 |
186
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333 int th_strncasecmp(const char *haystack, const char *needle, size_t n) |
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334 { |
186
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335 const char *s1 = haystack, *s2 = needle; |
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336 assert(haystack != NULL); |
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337 assert(needle != NULL); |
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338 |
186
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339 if (haystack == needle) |
10 | 340 return 0; |
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341 |
262
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342 while (n > 0 && *s1 && *s2) |
39 | 343 { |
262
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344 int k = th_tolower(*s1) - th_tolower(*s2); |
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345 if (k != 0) |
283 | 346 return k; |
10 | 347 s1++; |
348 s2++; | |
349 n--; | |
350 } | |
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351 |
262
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352 return 0; |
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353 } |
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354 |
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355 |
89
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356 /* Check if end of the given string str matches needle |
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357 * case-insensitively, return pointer to start of the match, |
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358 * if found, NULL otherwise. |
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359 */ |
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360 char *th_strrcasecmp(char *str, const char *needle) |
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361 { |
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362 if (str == NULL || needle == NULL) |
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363 return NULL; |
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364 |
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365 const size_t |
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366 slen = strlen(str), |
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367 nlen = strlen(needle); |
228
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368 |
89
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369 if (slen < nlen) |
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370 return NULL; |
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371 |
458
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372 if (th_strcasecmp(str + slen - nlen, needle) == 0) |
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373 return str + slen - nlen; |
89
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374 else |
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375 return NULL; |
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376 } |
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377 |
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378 |
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379 /* Remove all occurences of control characters, in-place. |
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380 * Resulting string is always shorter or same length than original. |
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381 */ |
43 | 382 void th_strip_ctrlchars(char *str) |
0
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383 { |
10 | 384 char *i, *j; |
385 assert(str != NULL); | |
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386 |
10 | 387 i = str; |
388 j = str; | |
39 | 389 while (*i) |
390 { | |
10 | 391 if (!th_iscntrl(*i)) |
392 *(j++) = *i; | |
393 i++; | |
394 } | |
0
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395 |
10 | 396 *j = 0; |
0
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397 } |
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398 |
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399 |
186
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400 /* Copy a given string over in *pdst. |
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401 */ |
443
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402 int th_pstr_cpy(char **pdst, const char *src) |
0
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403 { |
186
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404 assert(pdst != NULL); |
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405 |
186
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406 if (src == NULL) |
10 | 407 return -1; |
0
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408 |
186
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409 th_free(*pdst); |
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410 if ((*pdst = th_malloc(strlen(src) + 1)) == NULL) |
10 | 411 return -2; |
0
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412 |
186
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413 strcpy(*pdst, src); |
10 | 414 return 0; |
0
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415 } |
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416 |
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417 |
186
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418 /* Concatenates a given string into string pointed by *pdst. |
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419 */ |
443
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420 int th_pstr_cat(char **pdst, const char *src) |
0
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421 { |
186
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422 assert(pdst != NULL); |
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423 |
186
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424 if (src == NULL) |
10 | 425 return -1; |
0
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426 |
186
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427 if (*pdst != NULL) |
39 | 428 { |
186
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429 *pdst = th_realloc(*pdst, strlen(*pdst) + strlen(src) + 1); |
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430 if (*pdst == NULL) |
10 | 431 return -1; |
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432 |
186
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433 strcat(*pdst, src); |
39 | 434 } |
435 else | |
436 { | |
186
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437 *pdst = th_malloc(strlen(src) + 1); |
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438 if (*pdst == NULL) |
10 | 439 return -1; |
0
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440 |
186
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441 strcpy(*pdst, src); |
10 | 442 } |
0
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443 |
10 | 444 return 0; |
0
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445 } |
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446 |
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447 |
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448 /* Find next non-whitespace character in string. |
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449 * Updates iPos into the position of such character and |
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450 * returns pointer to the string. |
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451 */ |
43 | 452 const char *th_findnext(const char *str, size_t *pos) |
0
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453 { |
10 | 454 assert(str != NULL); |
0
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455 |
129 | 456 // Terminating NULL-character is not whitespace! |
14
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457 while (th_isspace(str[*pos])) |
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458 (*pos)++; |
39 | 459 |
14
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460 return &str[*pos]; |
0
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461 } |
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|
462 |
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463 |
14
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464 /* Find next sep-character from string |
0
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465 */ |
43 | 466 const char *th_findsep(const char *str, size_t *pos, char sep) |
0
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467 { |
10 | 468 assert(str != NULL); |
0
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469 |
14
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470 while (str[*pos] && str[*pos] != sep) |
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471 (*pos)++; |
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472 |
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473 return &str[*pos]; |
0
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474 } |
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475 |
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476 |
14
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477 /* Find next sep- or whitespace from string |
0
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478 */ |
43 | 479 const char *th_findseporspace(const char *str, size_t *pos, char sep) |
0
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480 { |
10 | 481 assert(str != NULL); |
0
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482 |
14
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483 while (!th_isspace(str[*pos]) && str[*pos] != sep) |
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484 (*pos)++; |
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485 |
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486 return &str[*pos]; |
0
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487 } |
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488 |
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489 |
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490 /* Compare a string to a pattern. Case-SENSITIVE version. |
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491 * The matching pattern can consist of any normal characters plus |
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492 * wildcards ? and *. "?" matches any character and "*" matches |
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493 * any number of characters. |
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494 */ |
414
77fd4f0327dc
Split th_str{case}match() into another file to reduce code duplication.
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495 #define TH_STRMATCH_FUNC th_strmatch |
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496 #define TH_STRMATCH_COLLATE(px) (px) |
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497 #include "th_strmatch.c" |
0
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498 |
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499 |
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500 /* Compare a string to a pattern. Case-INSENSITIVE version. |
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501 */ |
414
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502 #define TH_STRMATCH_FUNC th_strcasematch |
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503 #define TH_STRMATCH_COLLATE(px) th_tolower(px) |
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504 #include "th_strmatch.c" |
0
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505 |
14
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506 |
497
ff3ebe22f6c5
Change int th_get_hex_triplet(const char *str) API to
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507 BOOL th_get_hex_triplet(const char *str, unsigned int *value) |
14
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508 { |
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509 const char *p = str; |
497
ff3ebe22f6c5
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510 int len; |
ff3ebe22f6c5
Change int th_get_hex_triplet(const char *str) API to
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511 *value = 0; |
44 | 512 |
507
8bb0817210a0
Fix th_get_hex_triplet() some more ..
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503
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513 for (len = 0; *p && len < 4 * 2; p++, len++) |
39 | 514 { |
515 if (*p >= '0' && *p <= '9') | |
516 { | |
503
12dbe0102d72
Fix a stupid bug in th_get_hex_triplet().
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517 (*value) <<= 4; |
12dbe0102d72
Fix a stupid bug in th_get_hex_triplet().
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518 (*value) |= (*p - '0'); |
39 | 519 } |
174 | 520 else |
521 if (*p >= 'A' && *p <= 'F') | |
39 | 522 { |
503
12dbe0102d72
Fix a stupid bug in th_get_hex_triplet().
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523 (*value) <<= 4; |
12dbe0102d72
Fix a stupid bug in th_get_hex_triplet().
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524 (*value) |= (*p - 'A') + 10; |
39 | 525 } |
174 | 526 else |
527 if (*p >= 'a' && *p <= 'f') | |
39 | 528 { |
503
12dbe0102d72
Fix a stupid bug in th_get_hex_triplet().
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529 (*value) <<= 4; |
12dbe0102d72
Fix a stupid bug in th_get_hex_triplet().
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530 (*value) |= (*p - 'a') + 10; |
39 | 531 } |
532 else | |
497
ff3ebe22f6c5
Change int th_get_hex_triplet(const char *str) API to
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533 return FALSE; |
14
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534 } |
44 | 535 |
507
8bb0817210a0
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503
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536 return (len >= 3 * 2 && len <= 4 * 2); |
14
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537 } |
162
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
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538 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
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539 |
457
85fa3d333556
Actually, revert the boolean changes .. meh.
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|
540 BOOL th_get_boolean(const char *str, BOOL *value) |
167
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541 { |
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542 if (!th_strcasecmp(str, "yes") || |
169
a06a87b771ce
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167
diff
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543 !th_strcasecmp(str, "on") || |
167
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544 !th_strcasecmp(str, "true") || |
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545 !th_strcasecmp(str, "1")) |
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546 { |
457
85fa3d333556
Actually, revert the boolean changes .. meh.
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454
diff
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|
547 *value = TRUE; |
85fa3d333556
Actually, revert the boolean changes .. meh.
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454
diff
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|
548 return TRUE; |
167
7638fa9d191f
Add th_get_boolean() function.
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diff
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|
549 } |
7638fa9d191f
Add th_get_boolean() function.
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|
550 else |
7638fa9d191f
Add th_get_boolean() function.
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551 if (!th_strcasecmp(str, "no") || |
169
a06a87b771ce
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parents:
167
diff
changeset
|
552 !th_strcasecmp(str, "off") || |
167
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parents:
162
diff
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|
553 !th_strcasecmp(str, "false") || |
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554 !th_strcasecmp(str, "0")) |
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555 { |
457
85fa3d333556
Actually, revert the boolean changes .. meh.
Matti Hamalainen <ccr@tnsp.org>
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454
diff
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|
556 *value = FALSE; |
85fa3d333556
Actually, revert the boolean changes .. meh.
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parents:
454
diff
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|
557 return TRUE; |
167
7638fa9d191f
Add th_get_boolean() function.
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parents:
162
diff
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|
558 } |
7638fa9d191f
Add th_get_boolean() function.
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|
559 else |
457
85fa3d333556
Actually, revert the boolean changes .. meh.
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parents:
454
diff
changeset
|
560 return FALSE; |
167
7638fa9d191f
Add th_get_boolean() function.
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162
diff
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|
561 } |
7638fa9d191f
Add th_get_boolean() function.
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|
562 |
7638fa9d191f
Add th_get_boolean() function.
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162
diff
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|
563 |
479
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
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|
564 BOOL th_get_int(const char *str, unsigned int *value, BOOL *neg) |
77ad030e82c9
Add th_get_int() helper function.
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parents:
458
diff
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|
565 { |
77ad030e82c9
Add th_get_int() helper function.
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parents:
458
diff
changeset
|
566 int ch; |
77ad030e82c9
Add th_get_int() helper function.
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parents:
458
diff
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|
567 BOOL hex = FALSE; |
77ad030e82c9
Add th_get_int() helper function.
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parents:
458
diff
changeset
|
568 |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
569 // Is the value negative? |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
570 if (*str == '-') |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
571 { |
77ad030e82c9
Add th_get_int() helper function.
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parents:
458
diff
changeset
|
572 if (neg == NULL) |
77ad030e82c9
Add th_get_int() helper function.
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parents:
458
diff
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|
573 return FALSE; |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
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|
574 |
77ad030e82c9
Add th_get_int() helper function.
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parents:
458
diff
changeset
|
575 *neg = TRUE; |
77ad030e82c9
Add th_get_int() helper function.
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parents:
458
diff
changeset
|
576 str++; |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
577 } |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
578 else |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
579 if (neg != NULL) |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
580 *neg = FALSE; |
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Add th_get_int() helper function.
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parents:
458
diff
changeset
|
581 |
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parents:
458
diff
changeset
|
582 // Is it hexadecimal? |
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Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
583 if (*str == '$') |
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Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
584 { |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
585 hex = TRUE; |
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Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
586 str++; |
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Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
587 } |
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Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
588 else |
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Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
589 if (str[0] == '0' && str[1] == 'x') |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
590 { |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
591 hex = TRUE; |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
592 str += 2; |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
593 } |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
594 |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
595 // Parse the value |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
596 *value = 0; |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
597 if (hex) |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
598 { |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
599 while ((ch = *str++)) |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
600 { |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
601 if (ch >= '0' && ch <= '9') |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
602 { |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
603 *value <<= 4; |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
604 *value |= ch - '0'; |
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Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
605 } |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
606 else |
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Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
607 if (ch >= 'A' && ch <= 'F') |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
608 { |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
609 *value <<= 4; |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
610 *value |= ch - 'A' + 10; |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
611 } |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
612 else |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
613 if (ch >= 'a' && ch <= 'f') |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
614 { |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
615 *value <<= 4; |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
616 *value |= ch - 'a' + 10; |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
617 } |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
618 else |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
619 return FALSE; |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
620 } |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
621 } |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
622 else |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
623 { |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
624 while ((ch = *str++)) |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
625 { |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
626 if (ch >= '0' && ch <= '9') |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
627 { |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
628 *value *= 10; |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
629 *value += ch - '0'; |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
630 } |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
631 else |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
632 return FALSE; |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
633 } |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
634 } |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
635 return TRUE; |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
636 } |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
637 |
77ad030e82c9
Add th_get_int() helper function.
Matti Hamalainen <ccr@tnsp.org>
parents:
458
diff
changeset
|
638 |
162
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
639 static void th_pad(FILE *outFile, int count) |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
640 { |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
641 while (count--) |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
642 fputc(' ', outFile); |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
643 } |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
644 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
645 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
646 void th_print_wrap(FILE *fh, const char *str, int spad, int rpad, int width) |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
647 { |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
648 size_t pos = 0; |
457
85fa3d333556
Actually, revert the boolean changes .. meh.
Matti Hamalainen <ccr@tnsp.org>
parents:
454
diff
changeset
|
649 BOOL first = TRUE; |
162
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
650 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
651 while (str[pos]) |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
652 { |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
653 // Pre-pad line |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
654 int linelen = first ? spad : rpad; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
655 th_pad(fh, first ? 0 : rpad); |
457
85fa3d333556
Actually, revert the boolean changes .. meh.
Matti Hamalainen <ccr@tnsp.org>
parents:
454
diff
changeset
|
656 first = FALSE; |
162
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
657 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
658 // Skip whitespace at line start |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
659 while (th_isspace(str[pos]) || str[pos] == '\n') pos++; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
660 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
661 // Handle each word |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
662 while (str[pos] && str[pos] != '\n') |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
663 { |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
664 size_t next; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
665 int wlen; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
666 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
667 // Find word length and next break |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
668 for (wlen = 0, next = pos; str[next] && !th_isspace(str[next]) && str[next] != '\n'; next++, wlen++); |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
669 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
670 // Check if we have too much of text? |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
671 if (linelen + wlen >= width) |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
672 break; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
673 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
674 // Print what we have |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
675 for (;pos < next; pos++, linelen++) |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
676 fputc(str[pos], fh); |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
677 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
678 // Check if we are at end of input or hard linefeed |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
679 if (str[next] == '\n' || str[next] == 0) |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
680 break; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
681 else |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
682 { |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
683 fputc(str[pos], fh); |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
684 pos++; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
685 linelen++; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
686 } |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
687 } |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
688 fprintf(fh, "\n"); |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
689 } |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
690 } |