Mercurial > hg > th-libs
annotate th_string.c @ 298:86fe17a2ed81
Cosmetics.
author | Matti Hamalainen <ccr@tnsp.org> |
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date | Mon, 22 Feb 2016 18:29:53 +0200 |
parents | bd10af062702 |
children | 0311f139fcf6 |
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 */ |
268 | 14 size_t th_strlen(const char *str) |
15 { | |
16 size_t len; | |
17 assert(str != NULL); | |
18 | |
19 for (len = 0; *str; str++) len++; | |
20 | |
21 return len; | |
22 } | |
23 | |
24 | |
25 /* Implementation of strdup() with a NULL check | |
26 */ | |
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27 char *th_strdup(const char *src) |
8 | 28 { |
10 | 29 char *res; |
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30 if (src == NULL) |
10 | 31 return NULL; |
44 | 32 |
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33 if ((res = th_malloc(strlen(src) + 1)) == NULL) |
10 | 34 return NULL; |
44 | 35 |
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36 strcpy(res, src); |
10 | 37 return res; |
8 | 38 } |
39 | |
40 | |
81 | 41 /* Implementation of strndup() with NULL check |
42 */ | |
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43 char *th_strndup(const char *src, const size_t n) |
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44 { |
81 | 45 char *res; |
46 size_t len; | |
79 | 47 |
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48 if (src == NULL) |
81 | 49 return NULL; |
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50 |
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51 len = strlen(src); |
81 | 52 if (len > n) |
53 len = n; | |
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54 |
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55 if ((res = th_malloc(len + 1)) == NULL) |
81 | 56 return NULL; |
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57 |
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58 memcpy(res, src, len); |
81 | 59 res[len] = 0; |
60 | |
61 return res; | |
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62 } |
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63 |
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64 |
223 | 65 /* Like strdup, but trims whitespace from the string according to specified flags. |
66 * See TH_TRIM_* in th_string.h. If the resulting string would be empty (length 0), | |
67 * NULL is returned. | |
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68 */ |
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69 static inline char * th_strdup_trim_do(const char *src, size_t len, const int flags) |
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70 { |
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71 char *res; |
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72 size_t start, end; |
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73 |
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74 if (len == 0) |
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75 return NULL; |
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76 |
174 | 77 // Trim start: find first non-whitespace character |
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78 if (flags & TH_TRIM_START) |
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79 for (start = 0; start < len && th_isspace(src[start]); start++); |
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80 else |
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81 start = 0; |
174 | 82 |
83 // Trim end: find last non-whitespace character | |
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84 if (flags & TH_TRIM_END) |
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85 for (end = len - 1; end > start && th_isspace(src[end]); end--); |
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86 else |
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87 end = len; |
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88 |
174 | 89 // Allocate memory for result |
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90 if (src[end] == 0 || th_isspace(src[end])) |
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91 return NULL; |
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92 |
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93 len = end - start + 1; |
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94 if ((res = th_malloc(len + 1)) == NULL) |
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95 return NULL; |
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96 |
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97 memcpy(res, src + start, len); |
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98 res[len] = 0; |
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99 return res; |
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100 } |
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101 |
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102 |
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103 char *th_strdup_trim(const char *src, const int flags) |
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104 { |
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105 if (src == NULL) |
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106 return NULL; |
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107 |
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108 return th_strdup_trim_do(src, strlen(src), flags); |
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109 } |
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110 |
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111 |
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112 char *th_strndup_trim(const char *src, const size_t n, const int flags) |
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113 { |
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114 size_t len; |
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115 if (src == NULL || n == 0) |
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116 return NULL; |
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117 |
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118 for (len = 0; len < n && src[len]; len++); |
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119 |
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120 return th_strdup_trim_do(src, len, flags); |
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121 } |
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122 |
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123 |
236
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124 // |
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125 // Simple implementations of printf() type functions |
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126 // |
280
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127 static int th_printf_vput_pad(th_printf_ctx *ctx, th_printf_vputch vputch, int nwidth, const char padChar) |
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128 { |
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129 while (nwidth--) |
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130 { |
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131 int ret; |
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132 if ((ret = vputch(ctx, padChar)) == EOF) |
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133 return ret; |
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134 } |
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135 return 0; |
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136 } |
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137 |
284 | 138 |
277
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139 static int th_printf_vput_int(th_printf_ctx *ctx, th_printf_vputch vputch, |
253
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140 int pval, const int radix, const char padMode, const char padChar, |
285
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141 const int f_width, const BOOL unsig, const BOOL upcase, const BOOL f_sign) |
228
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142 { |
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143 char buf[64]; |
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144 size_t pos = 0; |
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145 BOOL neg = FALSE; |
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146 int ret = 0; |
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147 |
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148 if (radix > 16) |
242
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149 return EOF; |
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150 |
229 | 151 // Check for negative value |
297 | 152 if (!unsig && pval < 0) |
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153 { |
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154 neg = TRUE; |
253
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155 pval = -pval; |
228
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Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
156 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
157 |
229 | 158 // Render the value to a string in buf (reversed) |
253
d1b4f4ea4715
Fix handling of negative values.
Matti Hamalainen <ccr@tnsp.org>
parents:
252
diff
changeset
|
159 unsigned int val = pval; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
160 do |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
161 { |
253
d1b4f4ea4715
Fix handling of negative values.
Matti Hamalainen <ccr@tnsp.org>
parents:
252
diff
changeset
|
162 unsigned int digit = val % radix; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
163 if (digit < 10) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
164 buf[pos] = '0' + digit; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
165 else |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
166 buf[pos] = (upcase ? 'A' : 'a') + digit - 10; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
167 val /= radix; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
168 pos++; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
169 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
170 while (val > 0 && pos < sizeof(buf) - 1); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
171 buf[pos] = 0; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
172 |
233
1be1a9bab1d3
Add some error checking to th_vprintf_do().
Matti Hamalainen <ccr@tnsp.org>
parents:
231
diff
changeset
|
173 // Oops, the value did not fit in the buffer! |
1be1a9bab1d3
Add some error checking to th_vprintf_do().
Matti Hamalainen <ccr@tnsp.org>
parents:
231
diff
changeset
|
174 if (val > 0) |
242
11f8cd7d73d3
Fix return values of some helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
241
diff
changeset
|
175 return EOF; |
233
1be1a9bab1d3
Add some error checking to th_vprintf_do().
Matti Hamalainen <ccr@tnsp.org>
parents:
231
diff
changeset
|
176 |
229 | 177 // Do we want a sign prefix? Not for unsigned values |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
178 if (!unsig) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
179 { |
285
e1414cf8fef8
Rename some function arguments and variables.
Matti Hamalainen <ccr@tnsp.org>
parents:
284
diff
changeset
|
180 char ch = f_sign ? (neg ? '-' : '+') : (neg ? '-' : 0); |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
181 if (ch && (ret = vputch(ctx, ch)) == EOF) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
182 goto out; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
183 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
184 |
229 | 185 // Calculate necessary padding, if any |
285
e1414cf8fef8
Rename some function arguments and variables.
Matti Hamalainen <ccr@tnsp.org>
parents:
284
diff
changeset
|
186 int nwidth = f_width - pos; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
187 |
241 | 188 // Prefix padding? |
280
454f0d37d94b
Implement th_printf_vput_pad() helper and use it where needed.
Matti Hamalainen <ccr@tnsp.org>
parents:
279
diff
changeset
|
189 if (padMode != '-' && nwidth > 0 && (ret = th_printf_vput_pad(ctx, vputch, nwidth, padMode)) == EOF) |
454f0d37d94b
Implement th_printf_vput_pad() helper and use it where needed.
Matti Hamalainen <ccr@tnsp.org>
parents:
279
diff
changeset
|
190 goto out; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
191 |
229 | 192 // Output the value |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
193 while (pos--) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
194 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
195 if ((ret = vputch(ctx, buf[pos])) == EOF) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
196 goto out; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
197 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
198 |
229 | 199 // Postfix padding? |
280
454f0d37d94b
Implement th_printf_vput_pad() helper and use it where needed.
Matti Hamalainen <ccr@tnsp.org>
parents:
279
diff
changeset
|
200 if (padMode == '-' && nwidth > 0 && (ret = th_printf_vput_pad(ctx, vputch, nwidth, ' ')) == EOF) |
454f0d37d94b
Implement th_printf_vput_pad() helper and use it where needed.
Matti Hamalainen <ccr@tnsp.org>
parents:
279
diff
changeset
|
201 goto out; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
202 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
203 out: |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
204 return ret; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
205 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
206 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
207 |
277
7450d744e633
Rename internal functions and add a typedef for function pointer used for vputch().
Matti Hamalainen <ccr@tnsp.org>
parents:
268
diff
changeset
|
208 static int th_printf_vput_str(th_printf_ctx *ctx, th_printf_vputch vputch, |
245
c8595941852b
Some more preparation work for precision support.
Matti Hamalainen <ccr@tnsp.org>
parents:
244
diff
changeset
|
209 const char *str, const char padMode, const char padChar, |
285
e1414cf8fef8
Rename some function arguments and variables.
Matti Hamalainen <ccr@tnsp.org>
parents:
284
diff
changeset
|
210 const int f_width, const int f_prec) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
211 { |
248
3a2a29f801ed
Add check for NULL strings.
Matti Hamalainen <ccr@tnsp.org>
parents:
247
diff
changeset
|
212 int nwidth, ret = 0; |
3a2a29f801ed
Add check for NULL strings.
Matti Hamalainen <ccr@tnsp.org>
parents:
247
diff
changeset
|
213 |
3a2a29f801ed
Add check for NULL strings.
Matti Hamalainen <ccr@tnsp.org>
parents:
247
diff
changeset
|
214 // Check for null strings |
3a2a29f801ed
Add check for NULL strings.
Matti Hamalainen <ccr@tnsp.org>
parents:
247
diff
changeset
|
215 if (str == NULL) |
3a2a29f801ed
Add check for NULL strings.
Matti Hamalainen <ccr@tnsp.org>
parents:
247
diff
changeset
|
216 str = "(null)"; |
3a2a29f801ed
Add check for NULL strings.
Matti Hamalainen <ccr@tnsp.org>
parents:
247
diff
changeset
|
217 |
285
e1414cf8fef8
Rename some function arguments and variables.
Matti Hamalainen <ccr@tnsp.org>
parents:
284
diff
changeset
|
218 nwidth = f_width - strlen(str); |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
219 |
241 | 220 // Prefix padding? |
280
454f0d37d94b
Implement th_printf_vput_pad() helper and use it where needed.
Matti Hamalainen <ccr@tnsp.org>
parents:
279
diff
changeset
|
221 if (padMode != '-' && nwidth > 0 && (ret = th_printf_vput_pad(ctx, vputch, nwidth, padMode)) == EOF) |
454f0d37d94b
Implement th_printf_vput_pad() helper and use it where needed.
Matti Hamalainen <ccr@tnsp.org>
parents:
279
diff
changeset
|
222 goto out; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
223 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
224 while (*str) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
225 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
226 if ((ret = vputch(ctx, *str++)) == EOF) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
227 goto out; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
228 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
229 |
241 | 230 // Postfix padding? |
280
454f0d37d94b
Implement th_printf_vput_pad() helper and use it where needed.
Matti Hamalainen <ccr@tnsp.org>
parents:
279
diff
changeset
|
231 if (padMode == '-' && nwidth > 0 && (ret = th_printf_vput_pad(ctx, vputch, nwidth, ' ')) == EOF) |
454f0d37d94b
Implement th_printf_vput_pad() helper and use it where needed.
Matti Hamalainen <ccr@tnsp.org>
parents:
279
diff
changeset
|
232 goto out; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
233 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
234 out: |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
235 return ret; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
236 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
237 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
238 |
277
7450d744e633
Rename internal functions and add a typedef for function pointer used for vputch().
Matti Hamalainen <ccr@tnsp.org>
parents:
268
diff
changeset
|
239 int th_vprintf_do(th_printf_ctx *ctx, th_printf_vputch vputch, const char *fmt, va_list ap) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
240 { |
238
d3ab9d263409
Initialize return value variable.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
241 int ret = 0; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
242 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
243 while (*fmt) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
244 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
245 if (*fmt != '%') |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
246 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
247 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
|
248 goto out; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
249 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
250 else |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
251 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
252 char padMode = ' ', padChar = 0; |
286 | 253 int f_width = 0, f_prec = -1; |
285
e1414cf8fef8
Rename some function arguments and variables.
Matti Hamalainen <ccr@tnsp.org>
parents:
284
diff
changeset
|
254 BOOL f_sign = FALSE; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
255 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
256 fmt++; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
257 |
284 | 258 // Check for field sign |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
259 if (*fmt == '+') |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
260 { |
285
e1414cf8fef8
Rename some function arguments and variables.
Matti Hamalainen <ccr@tnsp.org>
parents:
284
diff
changeset
|
261 f_sign = TRUE; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
262 fmt++; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
263 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
264 |
241 | 265 // Check for padding |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
266 if (*fmt == '0' || *fmt == '-' || *fmt == '\'') |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
267 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
268 padMode = *fmt++; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
269 if (padMode == '\'') |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
270 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
271 padChar = *fmt++; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
272 if (*fmt != '\'') |
247
2fc282c365a8
Use special error codes for syntax errors in format string.
Matti Hamalainen <ccr@tnsp.org>
parents:
246
diff
changeset
|
273 return -101; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
274 fmt++; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
275 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
276 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
277 if (*fmt == 0) |
247
2fc282c365a8
Use special error codes for syntax errors in format string.
Matti Hamalainen <ccr@tnsp.org>
parents:
246
diff
changeset
|
278 return -102; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
279 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
280 |
284 | 281 // Get field width |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
282 while (th_isdigit(*fmt)) |
285
e1414cf8fef8
Rename some function arguments and variables.
Matti Hamalainen <ccr@tnsp.org>
parents:
284
diff
changeset
|
283 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
|
284 |
298 | 285 // Check for field precision |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
286 if (*fmt == '.') |
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
287 { |
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
288 fmt++; |
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
289 if (!th_isdigit(*fmt)) |
247
2fc282c365a8
Use special error codes for syntax errors in format string.
Matti Hamalainen <ccr@tnsp.org>
parents:
246
diff
changeset
|
290 return -103; |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
291 |
298 | 292 // If no digit after '.', precision is to be 0 |
285
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diff
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|
293 f_prec = 0; |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
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239
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|
294 while (th_isdigit(*fmt)) |
285
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diff
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|
295 f_prec = f_prec * 10 + (*fmt++ - '0'); |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
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239
diff
changeset
|
296 } |
298 | 297 |
287
e214637b0645
Add check for (currently unsupported) length modifiers.
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286
diff
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|
298 // Check for length modifiers (NOT SUPPORTED CURRENTLY) |
e214637b0645
Add check for (currently unsupported) length modifiers.
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|
299 switch (*fmt) |
e214637b0645
Add check for (currently unsupported) length modifiers.
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286
diff
changeset
|
300 { |
e214637b0645
Add check for (currently unsupported) length modifiers.
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286
diff
changeset
|
301 case 'l': |
e214637b0645
Add check for (currently unsupported) length modifiers.
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286
diff
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|
302 case 'L': |
e214637b0645
Add check for (currently unsupported) length modifiers.
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286
diff
changeset
|
303 case 'h': |
e214637b0645
Add check for (currently unsupported) length modifiers.
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286
diff
changeset
|
304 case 'j': |
e214637b0645
Add check for (currently unsupported) length modifiers.
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286
diff
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|
305 case 'z': |
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Add check for (currently unsupported) length modifiers.
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286
diff
changeset
|
306 case 't': |
e214637b0645
Add check for (currently unsupported) length modifiers.
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286
diff
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|
307 return -202; |
e214637b0645
Add check for (currently unsupported) length modifiers.
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286
diff
changeset
|
308 } |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
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239
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|
309 |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
310 switch (*fmt) |
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Initial work on printf() style function family implementation.
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|
311 { |
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Initial work on printf() style function family implementation.
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|
312 case 0: |
247
2fc282c365a8
Use special error codes for syntax errors in format string.
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246
diff
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|
313 return -104; |
228
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Initial work on printf() style function family implementation.
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224
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|
314 |
249 | 315 case 'c': |
285
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|
316 if (padMode != ' ' || f_width > 0 || f_prec >= 0 || f_sign) |
249 | 317 return -105; |
250 | 318 |
319 if ((ret = vputch(ctx, va_arg(ap, int))) == EOF) | |
249 | 320 goto out; |
321 break; | |
322 | |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
323 case 'u': |
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224
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|
324 case 'd': |
285
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284
diff
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|
325 if ((padMode != '0' && padMode != '-' && padMode != ' ') || f_prec >= 0) |
247
2fc282c365a8
Use special error codes for syntax errors in format string.
Matti Hamalainen <ccr@tnsp.org>
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246
diff
changeset
|
326 return -105; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
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|
327 |
277
7450d744e633
Rename internal functions and add a typedef for function pointer used for vputch().
Matti Hamalainen <ccr@tnsp.org>
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268
diff
changeset
|
328 if ((ret = th_printf_vput_int(ctx, vputch, va_arg(ap, unsigned int), |
285
e1414cf8fef8
Rename some function arguments and variables.
Matti Hamalainen <ccr@tnsp.org>
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284
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|
329 10, padMode, padChar, f_width, *fmt == 'u', FALSE, f_sign)) == EOF) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
330 goto out; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
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224
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changeset
|
331 break; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
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224
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changeset
|
332 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
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changeset
|
333 case 'x': |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
334 case 'X': |
285
e1414cf8fef8
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Matti Hamalainen <ccr@tnsp.org>
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284
diff
changeset
|
335 if ((padMode != '0' && padMode != '-' && padMode != ' ') || f_prec >= 0) |
247
2fc282c365a8
Use special error codes for syntax errors in format string.
Matti Hamalainen <ccr@tnsp.org>
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246
diff
changeset
|
336 return -106; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
337 |
277
7450d744e633
Rename internal functions and add a typedef for function pointer used for vputch().
Matti Hamalainen <ccr@tnsp.org>
parents:
268
diff
changeset
|
338 if ((ret = th_printf_vput_int(ctx, vputch, va_arg(ap, unsigned int), |
285
e1414cf8fef8
Rename some function arguments and variables.
Matti Hamalainen <ccr@tnsp.org>
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284
diff
changeset
|
339 16, padMode, padChar, f_width, TRUE, *fmt == 'X', FALSE)) == EOF) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
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224
diff
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|
340 goto out; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
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224
diff
changeset
|
341 break; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
342 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
343 case 'f': |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
344 goto out; |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
345 break; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
346 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
347 case 's': |
285
e1414cf8fef8
Rename some function arguments and variables.
Matti Hamalainen <ccr@tnsp.org>
parents:
284
diff
changeset
|
348 if ((padMode != '-' && padMode != ' ') || f_sign) |
247
2fc282c365a8
Use special error codes for syntax errors in format string.
Matti Hamalainen <ccr@tnsp.org>
parents:
246
diff
changeset
|
349 return -108; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
350 |
285
e1414cf8fef8
Rename some function arguments and variables.
Matti Hamalainen <ccr@tnsp.org>
parents:
284
diff
changeset
|
351 if ((ret = th_printf_vput_str(ctx, vputch, va_arg(ap, char *), padMode, padChar, f_width, f_prec)) == EOF) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
352 goto out; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
353 break; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
354 |
278
a6088507317b
Comment out case '%', it's superfluous here.
Matti Hamalainen <ccr@tnsp.org>
parents:
277
diff
changeset
|
355 //case '%': |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
356 default: |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
357 if ((ret = vputch(ctx, *fmt)) == EOF) |
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
358 goto out; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
359 break; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
360 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
361 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
362 fmt++; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
363 } |
243 | 364 |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
365 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
|
366 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
|
367 } |
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 |
239
10f596441e75
Silence unused function warning when not using internal implementations.
Matti Hamalainen <ccr@tnsp.org>
parents:
238
diff
changeset
|
370 #ifdef TH_USE_INTERNAL_SPRINTF |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
371 static int th_pbuf_vputch(th_printf_ctx *ctx, const char ch) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
372 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
373 if (ctx->pos < ctx->size) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
374 ctx->buf[ctx->pos] = ch; |
283 | 375 |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
376 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
|
377 ctx->ipos++; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
378 return ch; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
379 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
380 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
381 |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
382 static int th_stdio_vputch(th_printf_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
|
383 { |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
384 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
|
385 ctx->ipos++; |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
386 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
|
387 } |
10f596441e75
Silence unused function warning when not using internal implementations.
Matti Hamalainen <ccr@tnsp.org>
parents:
238
diff
changeset
|
388 #endif |
10f596441e75
Silence unused function warning when not using internal implementations.
Matti Hamalainen <ccr@tnsp.org>
parents:
238
diff
changeset
|
389 |
10f596441e75
Silence unused function warning when not using internal implementations.
Matti Hamalainen <ccr@tnsp.org>
parents:
238
diff
changeset
|
390 |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
391 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
|
392 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
393 #ifdef TH_USE_INTERNAL_SPRINTF |
252 | 394 int ret; |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
395 th_printf_ctx ctx; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
396 ctx.buf = buf; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
397 ctx.size = size; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
398 ctx.pos = 0; |
281
0c70dcfb6796
Remember to initialize th_printf_ctx.ipos to 0!
Matti Hamalainen <ccr@tnsp.org>
parents:
280
diff
changeset
|
399 ctx.ipos = 0; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
400 |
252 | 401 ret = th_vprintf_do(&ctx, th_pbuf_vputch, fmt, ap); |
402 | |
403 if (ctx.pos < size) | |
404 buf[ctx.pos] = 0; | |
405 else | |
406 if (size > 0) | |
407 buf[size - 1] = 0; | |
408 | |
409 return ret; | |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
410 #else |
237
c55ebc438243
Oops, s/vsnpintf/vsnprintf/.
Matti Hamalainen <ccr@tnsp.org>
parents:
236
diff
changeset
|
411 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
|
412 #endif |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
413 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
414 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
415 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
416 int th_snprintf(char *buf, size_t size, const char *fmt, ...) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
417 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
418 int n; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
419 va_list ap; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
420 va_start(ap, fmt); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
421 #ifdef TH_USE_INTERNAL_SPRINTF |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
422 n = th_vsnprintf(buf, size, fmt, ap); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
423 #else |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
424 n = vsnprintf(buf, size, fmt, ap); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
425 #endif |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
426 va_end(ap); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
427 return n; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
428 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
429 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
430 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
431 int th_vfprintf(FILE *fh, const char *fmt, va_list ap) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
432 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
433 #ifdef TH_USE_INTERNAL_SPRINTF |
251
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More work on printing functions.
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|
434 th_printf_ctx ctx; |
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More work on printing functions.
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changeset
|
435 ctx.data = (void *) fh; |
7b76108248e9
More work on printing functions.
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changeset
|
436 ctx.pos = 0; |
281
0c70dcfb6796
Remember to initialize th_printf_ctx.ipos to 0!
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|
437 ctx.ipos = 0; |
251
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changeset
|
438 |
252 | 439 return th_vprintf_do(&ctx, th_stdio_vputch, fmt, ap); |
228
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Initial work on printf() style function family implementation.
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|
440 #else |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
441 return vfprintf(fh, fmt, ap); |
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Initial work on printf() style function family implementation.
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|
442 #endif |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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changeset
|
443 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
444 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
445 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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changeset
|
446 int th_fprintf(FILE *fh, const char *fmt, ...) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
447 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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changeset
|
448 int ret; |
251
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More work on printing functions.
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changeset
|
449 #ifdef TH_USE_INTERNAL_SPRINTF |
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More work on printing functions.
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|
450 th_printf_ctx ctx; |
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More work on printing functions.
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250
diff
changeset
|
451 #endif |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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changeset
|
452 va_list ap; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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changeset
|
453 va_start(ap, fmt); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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changeset
|
454 #ifdef TH_USE_INTERNAL_SPRINTF |
251
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More work on printing functions.
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250
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changeset
|
455 ctx.data = (void *) fh; |
7b76108248e9
More work on printing functions.
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250
diff
changeset
|
456 ctx.pos = 0; |
281
0c70dcfb6796
Remember to initialize th_printf_ctx.ipos to 0!
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parents:
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changeset
|
457 ctx.ipos = 0; |
0c70dcfb6796
Remember to initialize th_printf_ctx.ipos to 0!
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changeset
|
458 |
252 | 459 ret = th_vprintf_do(&ctx, th_stdio_vputch, fmt, ap); |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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changeset
|
460 #else |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
461 ret = fprintf(fh, fmt, ap); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
462 #endif |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
463 va_end(ap); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
464 return ret; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
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changeset
|
465 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
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changeset
|
466 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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diff
changeset
|
467 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
468 /* Simulate a sprintf() that allocates memory |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
469 */ |
43 | 470 char *th_strdup_vprintf(const char *fmt, va_list args) |
0
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Initial import into Mercurial repository. Discarding old cvs/svn history
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diff
changeset
|
471 { |
133 | 472 int size = 64; |
473 char *buf, *tmp; | |
0
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parents:
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changeset
|
474 |
260 | 475 if (fmt == NULL) |
476 return NULL; | |
477 | |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
478 if ((buf = th_malloc(size)) == NULL) |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
479 return NULL; |
44 | 480 |
39 | 481 while (1) |
482 { | |
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
|
483 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
|
484 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
|
485 va_copy(ap, args); |
228
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|
486 #ifdef TH_USE_INTERNAL_SPRINTF |
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|
487 n = th_vsnprintf(buf, size, fmt, ap); |
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Initial work on printf() style function family implementation.
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changeset
|
488 #else |
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
|
489 n = vsnprintf(buf, size, fmt, ap); |
228
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224
diff
changeset
|
490 #endif |
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
|
491 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
|
492 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
493 if (n > -1 && n < size) |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
494 return buf; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
495 if (n > -1) |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
496 size = n + 1; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
497 else |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
498 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
|
499 |
133 | 500 if ((tmp = th_realloc(buf, size)) == NULL) |
501 { | |
502 th_free(buf); | |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
503 return NULL; |
133 | 504 } |
505 else | |
506 buf = tmp; | |
10 | 507 } |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
508 } |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
509 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
510 |
43 | 511 char *th_strdup_printf(const char *fmt, ...) |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
512 { |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
513 char *res; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
514 va_list ap; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
515 |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
516 va_start(ap, fmt); |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
517 res = th_strdup_vprintf(fmt, ap); |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
518 va_end(ap); |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
519 |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
520 return res; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
521 } |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
522 |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
523 |
30
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
524 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
|
525 { |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
526 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
|
527 th_free(*buf); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
528 *buf = tmp; |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
529 } |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
530 |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
531 |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
532 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
|
533 { |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
534 char *tmp; |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
535 va_list ap; |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
536 |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
537 va_start(ap, fmt); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
538 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
|
539 va_end(ap); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
540 |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
541 th_free(*buf); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
542 *buf = tmp; |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
543 } |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
544 |
88 | 545 |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
546 /* Compare two strings ignoring case [strcasecmp, strncasecmp] |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
547 */ |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
548 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
|
549 { |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
550 const char *s1 = haystack, *s2 = needle; |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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parents:
175
diff
changeset
|
551 assert(haystack != NULL); |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
552 assert(needle != NULL); |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
553 |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
554 if (haystack == needle) |
10 | 555 return 0; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
556 |
262
e459a28ee1be
Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
Matti Hamalainen <ccr@tnsp.org>
parents:
260
diff
changeset
|
557 while (*s1 && *s2) |
39 | 558 { |
262
e459a28ee1be
Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
Matti Hamalainen <ccr@tnsp.org>
parents:
260
diff
changeset
|
559 int k = th_tolower(*s1) - th_tolower(*s2); |
e459a28ee1be
Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
Matti Hamalainen <ccr@tnsp.org>
parents:
260
diff
changeset
|
560 if (k != 0) |
283 | 561 return k; |
10 | 562 s1++; |
563 s2++; | |
564 } | |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
565 |
262
e459a28ee1be
Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
Matti Hamalainen <ccr@tnsp.org>
parents:
260
diff
changeset
|
566 return 0; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
567 } |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
568 |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
569 |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
570 int th_strncasecmp(const char *haystack, const char *needle, size_t n) |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
571 { |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
572 const char *s1 = haystack, *s2 = needle; |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
573 assert(haystack != NULL); |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
574 assert(needle != NULL); |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
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575 |
186
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576 if (haystack == needle) |
10 | 577 return 0; |
0
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578 |
262
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Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
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|
579 while (n > 0 && *s1 && *s2) |
39 | 580 { |
262
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581 int k = th_tolower(*s1) - th_tolower(*s2); |
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582 if (k != 0) |
283 | 583 return k; |
10 | 584 s1++; |
585 s2++; | |
586 n--; | |
587 } | |
0
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588 |
262
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589 return 0; |
0
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590 } |
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|
591 |
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592 |
89
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|
593 /* Check if end of the given string str matches needle |
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|
594 * case-insensitively, return pointer to start of the match, |
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595 * if found, NULL otherwise. |
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596 */ |
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597 char *th_strrcasecmp(char *str, const char *needle) |
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598 { |
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599 if (str == NULL || needle == NULL) |
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600 return NULL; |
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601 |
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|
602 const size_t |
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603 slen = strlen(str), |
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604 nlen = strlen(needle); |
228
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Initial work on printf() style function family implementation.
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605 |
89
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606 if (slen < nlen) |
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607 return NULL; |
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|
608 |
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609 if (th_strcasecmp(str - nlen - 1, needle) == 0) |
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610 return str - nlen - 1; |
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611 else |
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612 return NULL; |
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|
613 } |
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|
614 |
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|
615 |
0
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616 /* Remove all occurences of control characters, in-place. |
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617 * Resulting string is always shorter or same length than original. |
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618 */ |
43 | 619 void th_strip_ctrlchars(char *str) |
0
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620 { |
10 | 621 char *i, *j; |
622 assert(str != NULL); | |
0
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623 |
10 | 624 i = str; |
625 j = str; | |
39 | 626 while (*i) |
627 { | |
10 | 628 if (!th_iscntrl(*i)) |
629 *(j++) = *i; | |
630 i++; | |
631 } | |
0
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632 |
10 | 633 *j = 0; |
0
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|
634 } |
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|
635 |
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636 |
186
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637 /* Copy a given string over in *pdst. |
0
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638 */ |
186
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639 int th_pstrcpy(char **pdst, const char *src) |
0
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640 { |
186
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641 assert(pdst != NULL); |
0
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642 |
186
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643 if (src == NULL) |
10 | 644 return -1; |
0
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645 |
186
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646 th_free(*pdst); |
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647 if ((*pdst = th_malloc(strlen(src) + 1)) == NULL) |
10 | 648 return -2; |
0
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649 |
186
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650 strcpy(*pdst, src); |
10 | 651 return 0; |
0
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652 } |
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|
653 |
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654 |
186
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655 /* Concatenates a given string into string pointed by *pdst. |
0
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656 */ |
186
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657 int th_pstrcat(char **pdst, const char *src) |
0
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658 { |
186
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659 assert(pdst != NULL); |
0
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660 |
186
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661 if (src == NULL) |
10 | 662 return -1; |
0
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663 |
186
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664 if (*pdst != NULL) |
39 | 665 { |
186
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666 *pdst = th_realloc(*pdst, strlen(*pdst) + strlen(src) + 1); |
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667 if (*pdst == NULL) |
10 | 668 return -1; |
0
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669 |
186
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670 strcat(*pdst, src); |
39 | 671 } |
672 else | |
673 { | |
186
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674 *pdst = th_malloc(strlen(src) + 1); |
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675 if (*pdst == NULL) |
10 | 676 return -1; |
0
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677 |
186
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678 strcpy(*pdst, src); |
10 | 679 } |
0
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680 |
10 | 681 return 0; |
0
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682 } |
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683 |
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684 |
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|
685 /* Find next non-whitespace character in string. |
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686 * Updates iPos into the position of such character and |
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687 * returns pointer to the string. |
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688 */ |
43 | 689 const char *th_findnext(const char *str, size_t *pos) |
0
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690 { |
10 | 691 assert(str != NULL); |
0
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692 |
129 | 693 // Terminating NULL-character is not whitespace! |
14
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diff
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|
694 while (th_isspace(str[*pos])) |
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diff
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|
695 (*pos)++; |
39 | 696 |
14
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|
697 return &str[*pos]; |
0
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698 } |
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|
699 |
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700 |
14
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diff
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|
701 /* Find next sep-character from string |
0
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702 */ |
43 | 703 const char *th_findsep(const char *str, size_t *pos, char sep) |
0
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704 { |
10 | 705 assert(str != NULL); |
0
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|
706 |
14
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|
707 while (str[*pos] && str[*pos] != sep) |
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diff
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|
708 (*pos)++; |
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|
709 |
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|
710 return &str[*pos]; |
0
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711 } |
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|
712 |
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|
713 |
14
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diff
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|
714 /* Find next sep- or whitespace from string |
0
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715 */ |
43 | 716 const char *th_findseporspace(const char *str, size_t *pos, char sep) |
0
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717 { |
10 | 718 assert(str != NULL); |
0
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|
719 |
14
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|
720 while (!th_isspace(str[*pos]) && str[*pos] != sep) |
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|
721 (*pos)++; |
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|
722 |
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|
723 return &str[*pos]; |
0
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724 } |
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725 |
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|
726 |
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|
727 /* Compare a string to a pattern. Case-SENSITIVE version. |
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728 * The matching pattern can consist of any normal characters plus |
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|
729 * wildcards ? and *. "?" matches any character and "*" matches |
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|
730 * any number of characters. |
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|
731 */ |
186
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|
732 BOOL th_strmatch(const char *haystack, const char *pattern) |
0
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|
733 { |
175 | 734 BOOL matched = TRUE, any = FALSE, end = FALSE; |
735 const char *tmp = NULL; | |
0
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|
736 |
129 | 737 // Check given pattern and string |
186
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|
738 if (haystack == NULL || pattern == NULL) |
10 | 739 return FALSE; |
0
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|
740 |
129 | 741 // Start comparision |
10 | 742 do { |
175 | 743 matched = FALSE; |
39 | 744 switch (*pattern) |
745 { | |
10 | 746 case '?': |
129 | 747 // Any single character matches |
186
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|
748 if (*haystack) |
39 | 749 { |
175 | 750 matched = TRUE; |
10 | 751 pattern++; |
186
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|
752 haystack++; |
10 | 753 } |
754 break; | |
0
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|
755 |
10 | 756 case '*': |
175 | 757 matched = TRUE; |
10 | 758 pattern++; |
759 if (!*pattern) | |
175 | 760 end = TRUE; |
761 any = TRUE; | |
762 tmp = pattern; | |
10 | 763 break; |
0
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|
764 |
10 | 765 case 0: |
175 | 766 if (any) |
39 | 767 { |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
768 if (*haystack) |
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|
769 haystack++; |
10 | 770 else |
175 | 771 end = TRUE; |
39 | 772 } |
773 else | |
774 { | |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
775 if (*haystack) |
39 | 776 { |
175 | 777 if (tmp) |
39 | 778 { |
175 | 779 any = TRUE; |
780 pattern = tmp; | |
39 | 781 } |
782 else | |
175 | 783 matched = FALSE; |
44 | 784 } |
785 else | |
175 | 786 end = TRUE; |
10 | 787 } |
788 break; | |
175 | 789 |
10 | 790 default: |
175 | 791 if (any) |
39 | 792 { |
186
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175
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|
793 if (*pattern == *haystack) |
39 | 794 { |
175 | 795 any = FALSE; |
796 matched = TRUE; | |
39 | 797 } |
798 else | |
799 { | |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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|
800 if (*haystack) |
39 | 801 { |
175 | 802 matched = TRUE; |
186
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Clean up the code, add argument identifiers to function prototypes and
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diff
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|
803 haystack++; |
10 | 804 } |
805 } | |
39 | 806 } |
807 else | |
808 { | |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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|
809 if (*pattern == *haystack) |
39 | 810 { |
175 | 811 matched = TRUE; |
10 | 812 if (*pattern) |
813 pattern++; | |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
814 if (*haystack) |
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Clean up the code, add argument identifiers to function prototypes and
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|
815 haystack++; |
39 | 816 } |
817 else | |
818 { | |
175 | 819 if (tmp) |
39 | 820 { |
175 | 821 matched = TRUE; |
822 any = TRUE; | |
823 pattern = tmp; | |
10 | 824 } |
825 } | |
826 } | |
0
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Initial import into Mercurial repository. Discarding old cvs/svn history
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827 |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
828 if (!*haystack && !*pattern) |
175 | 829 end = TRUE; |
10 | 830 break; |
0
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|
831 |
129 | 832 } // switch |
175 | 833 } while (matched && !end); |
0
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|
834 |
175 | 835 return matched; |
0
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|
836 } |
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|
837 |
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|
838 |
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|
839 /* Compare a string to a pattern. Case-INSENSITIVE version. |
bd61a80a6c54
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|
840 */ |
186
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|
841 BOOL th_strcasematch(const char *haystack, const char *pattern) |
0
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|
842 { |
175 | 843 BOOL matched = TRUE, any = FALSE, end = FALSE; |
844 const char *tmp = NULL; | |
0
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|
845 |
129 | 846 // Check given pattern and string |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
847 if (haystack == NULL || pattern == NULL) |
10 | 848 return FALSE; |
0
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|
849 |
129 | 850 // Start comparision |
10 | 851 do { |
852 switch (*pattern) { | |
853 case '?': | |
129 | 854 // Any single character matches |
186
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Clean up the code, add argument identifiers to function prototypes and
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diff
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|
855 if (*haystack) |
39 | 856 { |
10 | 857 pattern++; |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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diff
changeset
|
858 haystack++; |
44 | 859 } |
860 else | |
175 | 861 matched = FALSE; |
10 | 862 break; |
0
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Matti Hamalainen <ccr@tnsp.org>
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changeset
|
863 |
10 | 864 case '*': |
865 pattern++; | |
866 if (!*pattern || *pattern == '?') | |
175 | 867 end = TRUE; |
868 any = TRUE; | |
869 tmp = pattern; | |
10 | 870 break; |
0
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Initial import into Mercurial repository. Discarding old cvs/svn history
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|
871 |
10 | 872 case 0: |
175 | 873 if (any) |
39 | 874 { |
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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|
875 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
|
876 haystack++; |
10 | 877 else |
175 | 878 end = TRUE; |
39 | 879 } |
880 else | |
881 { | |
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
|
882 if (*haystack) |
39 | 883 { |
175 | 884 if (tmp) |
39 | 885 { |
175 | 886 any = TRUE; |
887 pattern = tmp; | |
39 | 888 } |
889 else | |
175 | 890 matched = FALSE; |
44 | 891 } |
892 else | |
175 | 893 end = TRUE; |
10 | 894 } |
895 break; | |
0
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Matti Hamalainen <ccr@tnsp.org>
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diff
changeset
|
896 |
10 | 897 default: |
175 | 898 if (any) |
39 | 899 { |
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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|
900 if (th_tolower(*pattern) == th_tolower(*haystack)) |
39 | 901 { |
175 | 902 any = FALSE; |
39 | 903 } |
904 else | |
905 { | |
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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|
906 if (*haystack) |
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Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
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175
diff
changeset
|
907 haystack++; |
10 | 908 else |
175 | 909 matched = FALSE; |
10 | 910 } |
39 | 911 } |
912 else | |
913 { | |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
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diff
changeset
|
914 if (th_tolower(*pattern) == th_tolower(*haystack)) |
39 | 915 { |
10 | 916 if (*pattern) |
917 pattern++; | |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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diff
changeset
|
918 if (*haystack) |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
919 haystack++; |
39 | 920 } |
921 else | |
922 { | |
175 | 923 if (tmp) |
39 | 924 { |
175 | 925 any = TRUE; |
926 pattern = tmp; | |
39 | 927 } |
928 else | |
175 | 929 matched = FALSE; |
10 | 930 } |
931 } | |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
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|
932 |
186
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Clean up the code, add argument identifiers to function prototypes and
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diff
changeset
|
933 if (!*haystack && !*pattern) |
175 | 934 end = TRUE; |
39 | 935 |
10 | 936 break; |
0
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Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
937 |
129 | 938 } // switch |
175 | 939 } while (matched && !end); |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
940 |
175 | 941 return matched; |
0
bd61a80a6c54
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff
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|
942 } |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
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changeset
|
943 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
944 |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
945 int th_get_hex_triplet(const char *str) |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
946 { |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
947 const char *p = str; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
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10
diff
changeset
|
948 int len, val = 0; |
44 | 949 |
39 | 950 for (len = 0; *p && len < 6; p++, len++) |
951 { | |
952 if (*p >= '0' && *p <= '9') | |
953 { | |
954 val *= 16; | |
955 val += (*p - '0'); | |
956 } | |
174 | 957 else |
958 if (*p >= 'A' && *p <= 'F') | |
39 | 959 { |
960 val *= 16; | |
961 val += (*p - 'A') + 10; | |
962 } | |
174 | 963 else |
964 if (*p >= 'a' && *p <= 'f') | |
39 | 965 { |
966 val *= 16; | |
967 val += (*p - 'a') + 10; | |
968 } | |
969 else | |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
970 return -1; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
971 } |
44 | 972 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
973 return (len == 6) ? val : -1; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
974 } |
162
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
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144
diff
changeset
|
975 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
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diff
changeset
|
976 |
167
7638fa9d191f
Add th_get_boolean() function.
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diff
changeset
|
977 BOOL th_get_boolean(const char *str, BOOL *value) |
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162
diff
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|
978 { |
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162
diff
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|
979 if (!th_strcasecmp(str, "yes") || |
169
a06a87b771ce
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Matti Hamalainen <ccr@tnsp.org>
parents:
167
diff
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|
980 !th_strcasecmp(str, "on") || |
167
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Add th_get_boolean() function.
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162
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981 !th_strcasecmp(str, "true") || |
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162
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changeset
|
982 !th_strcasecmp(str, "1")) |
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162
diff
changeset
|
983 { |
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Add th_get_boolean() function.
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parents:
162
diff
changeset
|
984 *value = TRUE; |
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Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
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162
diff
changeset
|
985 return TRUE; |
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Add th_get_boolean() function.
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parents:
162
diff
changeset
|
986 } |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
987 else |
7638fa9d191f
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162
diff
changeset
|
988 if (!th_strcasecmp(str, "no") || |
169
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Add on/off to valid boolean values.
Matti Hamalainen <ccr@tnsp.org>
parents:
167
diff
changeset
|
989 !th_strcasecmp(str, "off") || |
167
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changeset
|
990 !th_strcasecmp(str, "false") || |
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|
991 !th_strcasecmp(str, "0")) |
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Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
992 { |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
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162
diff
changeset
|
993 *value = FALSE; |
7638fa9d191f
Add th_get_boolean() function.
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parents:
162
diff
changeset
|
994 return TRUE; |
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Add th_get_boolean() function.
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parents:
162
diff
changeset
|
995 } |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
996 else |
7638fa9d191f
Add th_get_boolean() function.
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parents:
162
diff
changeset
|
997 return FALSE; |
7638fa9d191f
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Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
998 } |
7638fa9d191f
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parents:
162
diff
changeset
|
999 |
7638fa9d191f
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parents:
162
diff
changeset
|
1000 |
162
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
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144
diff
changeset
|
1001 static void th_pad(FILE *outFile, int count) |
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Matti Hamalainen <ccr@tnsp.org>
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144
diff
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|
1002 { |
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parents:
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diff
changeset
|
1003 while (count--) |
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diff
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|
1004 fputc(' ', outFile); |
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1005 } |
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1006 |
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1007 |
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1008 void th_print_wrap(FILE *fh, const char *str, int spad, int rpad, int width) |
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1009 { |
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1010 size_t pos = 0; |
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1011 BOOL first = TRUE; |
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1012 |
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1013 while (str[pos]) |
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1014 { |
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1015 // Pre-pad line |
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1016 int linelen = first ? spad : rpad; |
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1017 th_pad(fh, first ? 0 : rpad); |
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1018 first = FALSE; |
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1019 |
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1020 // Skip whitespace at line start |
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1021 while (th_isspace(str[pos]) || str[pos] == '\n') pos++; |
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1022 |
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1023 // Handle each word |
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1024 while (str[pos] && str[pos] != '\n') |
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1025 { |
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1026 size_t next; |
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1027 int wlen; |
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1028 |
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1029 // Find word length and next break |
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1030 for (wlen = 0, next = pos; str[next] && !th_isspace(str[next]) && str[next] != '\n'; next++, wlen++); |
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1031 |
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1032 // Check if we have too much of text? |
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1033 if (linelen + wlen >= width) |
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1034 break; |
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1035 |
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1036 // Print what we have |
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1037 for (;pos < next; pos++, linelen++) |
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1038 fputc(str[pos], fh); |
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1039 |
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1040 // Check if we are at end of input or hard linefeed |
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1041 if (str[next] == '\n' || str[next] == 0) |
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1042 break; |
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1043 else |
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1044 { |
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1045 fputc(str[pos], fh); |
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1046 pos++; |
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1047 linelen++; |
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1048 } |
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1049 } |
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1050 fprintf(fh, "\n"); |
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1051 } |
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1052 } |