Mercurial > hg > th-libs
annotate th_string.c @ 277:7450d744e633
Rename internal functions and add a typedef for function pointer used for vputch().
author | Matti Hamalainen <ccr@tnsp.org> |
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date | Mon, 22 Feb 2016 11:47:54 +0200 |
parents | 5cbf24411c02 |
children | a6088507317b |
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 |
82
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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])) |
222
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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 // |
277
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127 static int th_printf_vput_int(th_printf_ctx *ctx, th_printf_vputch vputch, |
253
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128 int pval, const int radix, const char padMode, const char padChar, |
245
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129 const int width, const BOOL unsig, const BOOL upcase, const BOOL sign) |
228
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130 { |
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131 char buf[64]; |
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132 size_t pos = 0; |
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133 BOOL neg = FALSE; |
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134 int ret = 0; |
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135 |
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136 if (radix > 16) |
242
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137 return EOF; |
228
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138 |
229 | 139 // Check for negative value |
253
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140 if (pval < 0 && !unsig) |
228
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141 { |
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142 neg = TRUE; |
253
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143 pval = -pval; |
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144 } |
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145 |
229 | 146 // Render the value to a string in buf (reversed) |
253
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147 unsigned int val = pval; |
228
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148 do |
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149 { |
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150 unsigned int digit = val % radix; |
228
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151 if (digit < 10) |
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152 buf[pos] = '0' + digit; |
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153 else |
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154 buf[pos] = (upcase ? 'A' : 'a') + digit - 10; |
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155 val /= radix; |
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changeset
|
156 pos++; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
157 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
158 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
|
159 buf[pos] = 0; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
160 |
233
1be1a9bab1d3
Add some error checking to th_vprintf_do().
Matti Hamalainen <ccr@tnsp.org>
parents:
231
diff
changeset
|
161 // 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
|
162 if (val > 0) |
242
11f8cd7d73d3
Fix return values of some helper functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
241
diff
changeset
|
163 return EOF; |
233
1be1a9bab1d3
Add some error checking to th_vprintf_do().
Matti Hamalainen <ccr@tnsp.org>
parents:
231
diff
changeset
|
164 |
229 | 165 // 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
|
166 if (!unsig) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
167 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
168 char ch = sign ? (neg ? '-' : '+') : (neg ? '-' : 0); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
169 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
|
170 goto out; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
171 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
172 |
229 | 173 // Calculate necessary padding, if any |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
174 int nwidth = width - pos; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
175 |
241 | 176 // Prefix padding? |
235
507defb0cb61
Reverse order of certain checks (micro-optimize).
Matti Hamalainen <ccr@tnsp.org>
parents:
234
diff
changeset
|
177 if (padMode != '-' && nwidth > 0) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
178 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
179 while (nwidth--) |
234
82acddddb6b1
Add blocks to clarify some code.
Matti Hamalainen <ccr@tnsp.org>
parents:
233
diff
changeset
|
180 { |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
181 if ((ret = vputch(ctx, padMode)) == EOF) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
182 goto out; |
234
82acddddb6b1
Add blocks to clarify some code.
Matti Hamalainen <ccr@tnsp.org>
parents:
233
diff
changeset
|
183 } |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
184 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
185 |
229 | 186 // Output the value |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
187 while (pos--) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
188 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
189 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
|
190 goto out; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
191 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
192 |
229 | 193 // Postfix padding? |
235
507defb0cb61
Reverse order of certain checks (micro-optimize).
Matti Hamalainen <ccr@tnsp.org>
parents:
234
diff
changeset
|
194 if (padMode == '-' && nwidth > 0) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
195 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
196 while (nwidth--) |
234
82acddddb6b1
Add blocks to clarify some code.
Matti Hamalainen <ccr@tnsp.org>
parents:
233
diff
changeset
|
197 { |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
198 if ((ret = vputch(ctx, ' ')) == EOF) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
199 goto out; |
234
82acddddb6b1
Add blocks to clarify some code.
Matti Hamalainen <ccr@tnsp.org>
parents:
233
diff
changeset
|
200 } |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
201 } |
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, |
c8595941852b
Some more preparation work for precision support.
Matti Hamalainen <ccr@tnsp.org>
parents:
244
diff
changeset
|
210 const int width, const int 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 |
3a2a29f801ed
Add check for NULL strings.
Matti Hamalainen <ccr@tnsp.org>
parents:
247
diff
changeset
|
218 nwidth = 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? |
235
507defb0cb61
Reverse order of certain checks (micro-optimize).
Matti Hamalainen <ccr@tnsp.org>
parents:
234
diff
changeset
|
221 if (padMode != '-' && nwidth > 0) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
222 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
223 while (nwidth--) |
234
82acddddb6b1
Add blocks to clarify some code.
Matti Hamalainen <ccr@tnsp.org>
parents:
233
diff
changeset
|
224 { |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
225 if ((ret = vputch(ctx, padMode)) == EOF) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
226 goto out; |
234
82acddddb6b1
Add blocks to clarify some code.
Matti Hamalainen <ccr@tnsp.org>
parents:
233
diff
changeset
|
227 } |
228
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 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
230 while (*str) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
231 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
232 if ((ret = vputch(ctx, *str++)) == EOF) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
233 goto out; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
234 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
235 |
241 | 236 // Postfix padding? |
235
507defb0cb61
Reverse order of certain checks (micro-optimize).
Matti Hamalainen <ccr@tnsp.org>
parents:
234
diff
changeset
|
237 if (padMode == '-' && nwidth > 0) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
238 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
239 while (nwidth--) |
234
82acddddb6b1
Add blocks to clarify some code.
Matti Hamalainen <ccr@tnsp.org>
parents:
233
diff
changeset
|
240 { |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
241 if ((ret = vputch(ctx, ' ')) == EOF) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
242 goto out; |
234
82acddddb6b1
Add blocks to clarify some code.
Matti Hamalainen <ccr@tnsp.org>
parents:
233
diff
changeset
|
243 } |
228
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 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
246 out: |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
247 return ret; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
248 } |
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 |
277
7450d744e633
Rename internal functions and add a typedef for function pointer used for vputch().
Matti Hamalainen <ccr@tnsp.org>
parents:
268
diff
changeset
|
251 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
|
252 { |
238
d3ab9d263409
Initialize return value variable.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
253 int ret = 0; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
254 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
255 while (*fmt) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
256 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
257 if (*fmt != '%') |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
258 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
259 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
|
260 goto out; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
261 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
262 else |
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 char padMode = ' ', padChar = 0; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
265 BOOL sign = FALSE; |
244
59c45e295524
Initialize and check precision.
Matti Hamalainen <ccr@tnsp.org>
parents:
243
diff
changeset
|
266 int width = 0, prec = -1; |
228
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 fmt++; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
269 |
241 | 270 // Check sign |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
271 if (*fmt == '+') |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
272 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
273 sign = TRUE; |
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 |
241 | 277 // Check for padding |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
278 if (*fmt == '0' || *fmt == '-' || *fmt == '\'') |
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 padMode = *fmt++; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
281 if (padMode == '\'') |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
282 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
283 padChar = *fmt++; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
284 if (*fmt != '\'') |
247
2fc282c365a8
Use special error codes for syntax errors in format string.
Matti Hamalainen <ccr@tnsp.org>
parents:
246
diff
changeset
|
285 return -101; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
286 fmt++; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
287 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
288 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
289 if (*fmt == 0) |
247
2fc282c365a8
Use special error codes for syntax errors in format string.
Matti Hamalainen <ccr@tnsp.org>
parents:
246
diff
changeset
|
290 return -102; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
291 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
292 |
241 | 293 // Get width |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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diff
changeset
|
294 while (th_isdigit(*fmt)) |
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Initial work on printf() style function family implementation.
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224
diff
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|
295 width = width * 10 + (*fmt++ - '0'); |
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Initial work on printf() style function family implementation.
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|
296 |
241 | 297 // Check for precision |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
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239
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|
298 if (*fmt == '.') |
5e781dba6136
Some preparation for %f support .. if it ever happens.
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239
diff
changeset
|
299 { |
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
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239
diff
changeset
|
300 fmt++; |
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
301 if (!th_isdigit(*fmt)) |
247
2fc282c365a8
Use special error codes for syntax errors in format string.
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|
302 return -103; |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
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parents:
239
diff
changeset
|
303 |
244
59c45e295524
Initialize and check precision.
Matti Hamalainen <ccr@tnsp.org>
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243
diff
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|
304 prec = 0; |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
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239
diff
changeset
|
305 while (th_isdigit(*fmt)) |
5e781dba6136
Some preparation for %f support .. if it ever happens.
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|
306 prec = prec * 10 + (*fmt++ - '0'); |
5e781dba6136
Some preparation for %f support .. if it ever happens.
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239
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changeset
|
307 } |
5e781dba6136
Some preparation for %f support .. if it ever happens.
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|
308 |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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changeset
|
309 switch (*fmt) |
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Initial work on printf() style function family implementation.
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|
310 { |
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Initial work on printf() style function family implementation.
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|
311 case 0: |
247
2fc282c365a8
Use special error codes for syntax errors in format string.
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|
312 return -104; |
228
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Initial work on printf() style function family implementation.
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|
313 |
249 | 314 case 'c': |
256 | 315 if (padMode != ' ' || width > 0 || prec >= 0 || sign) |
249 | 316 return -105; |
250 | 317 |
318 if ((ret = vputch(ctx, va_arg(ap, int))) == EOF) | |
249 | 319 goto out; |
320 break; | |
321 | |
228
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Initial work on printf() style function family implementation.
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|
322 case 'u': |
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Initial work on printf() style function family implementation.
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|
323 case 'd': |
244
59c45e295524
Initialize and check precision.
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243
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changeset
|
324 if ((padMode != '0' && padMode != '-' && padMode != ' ') || prec >= 0) |
247
2fc282c365a8
Use special error codes for syntax errors in format string.
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246
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|
325 return -105; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
326 |
277
7450d744e633
Rename internal functions and add a typedef for function pointer used for vputch().
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268
diff
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|
327 if ((ret = th_printf_vput_int(ctx, vputch, va_arg(ap, unsigned int), |
245
c8595941852b
Some more preparation work for precision support.
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|
328 10, padMode, padChar, width, *fmt == 'u', FALSE, sign)) == EOF) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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329 goto out; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
330 break; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
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|
331 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
332 case 'x': |
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Initial work on printf() style function family implementation.
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|
333 case 'X': |
244
59c45e295524
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243
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|
334 if ((padMode != '0' && padMode != '-' && padMode != ' ') || prec >= 0) |
247
2fc282c365a8
Use special error codes for syntax errors in format string.
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|
335 return -106; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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changeset
|
336 |
277
7450d744e633
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|
337 if ((ret = th_printf_vput_int(ctx, vputch, va_arg(ap, unsigned int), |
245
c8595941852b
Some more preparation work for precision support.
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|
338 16, padMode, padChar, width, TRUE, *fmt == 'X', FALSE)) == EOF) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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339 goto out; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
340 break; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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changeset
|
341 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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changeset
|
342 case 'f': |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
343 goto out; |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
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239
diff
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|
344 break; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
345 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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changeset
|
346 case 's': |
230 | 347 if ((padMode != '-' && padMode != ' ') || sign) |
247
2fc282c365a8
Use special error codes for syntax errors in format string.
Matti Hamalainen <ccr@tnsp.org>
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246
diff
changeset
|
348 return -108; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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diff
changeset
|
349 |
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
|
350 if ((ret = th_printf_vput_str(ctx, vputch, va_arg(ap, char *), padMode, padChar, width, prec)) == EOF) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
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|
351 goto out; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
352 break; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
353 |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
354 case '%': |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
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224
diff
changeset
|
355 default: |
251
7b76108248e9
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250
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changeset
|
356 if ((ret = vputch(ctx, *fmt)) == EOF) |
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
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250
diff
changeset
|
357 goto out; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
358 break; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
359 } |
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 fmt++; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
362 } |
243 | 363 |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
364 out: |
252 | 365 return ret == EOF ? ret : ctx->pos; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
366 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
367 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
368 |
239
10f596441e75
Silence unused function warning when not using internal implementations.
Matti Hamalainen <ccr@tnsp.org>
parents:
238
diff
changeset
|
369 #ifdef TH_USE_INTERNAL_SPRINTF |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
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250
diff
changeset
|
370 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
|
371 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
372 if (ctx->pos < ctx->size) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
373 ctx->buf[ctx->pos] = ch; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
374 ctx->pos++; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
375 return ch; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
376 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
377 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
378 |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
379 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
|
380 { |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
381 ctx->pos++; |
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
382 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
|
383 } |
10f596441e75
Silence unused function warning when not using internal implementations.
Matti Hamalainen <ccr@tnsp.org>
parents:
238
diff
changeset
|
384 #endif |
10f596441e75
Silence unused function warning when not using internal implementations.
Matti Hamalainen <ccr@tnsp.org>
parents:
238
diff
changeset
|
385 |
10f596441e75
Silence unused function warning when not using internal implementations.
Matti Hamalainen <ccr@tnsp.org>
parents:
238
diff
changeset
|
386 |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
387 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
|
388 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
389 #ifdef TH_USE_INTERNAL_SPRINTF |
252 | 390 int ret; |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
391 th_printf_ctx ctx; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
392 ctx.buf = buf; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
393 ctx.size = size; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
394 ctx.pos = 0; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
395 |
252 | 396 ret = th_vprintf_do(&ctx, th_pbuf_vputch, fmt, ap); |
397 | |
398 if (ctx.pos < size) | |
399 buf[ctx.pos] = 0; | |
400 else | |
401 if (size > 0) | |
402 buf[size - 1] = 0; | |
403 | |
404 return ret; | |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
405 #else |
237
c55ebc438243
Oops, s/vsnpintf/vsnprintf/.
Matti Hamalainen <ccr@tnsp.org>
parents:
236
diff
changeset
|
406 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
|
407 #endif |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
408 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
409 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
410 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
411 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
|
412 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
413 int n; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
414 va_list ap; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
415 va_start(ap, fmt); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
416 #ifdef TH_USE_INTERNAL_SPRINTF |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
417 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
|
418 #else |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
419 n = vsnprintf(buf, size, fmt, ap); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
420 #endif |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
421 va_end(ap); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
422 return n; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
423 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
424 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
425 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
426 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
|
427 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
428 #ifdef TH_USE_INTERNAL_SPRINTF |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
429 th_printf_ctx ctx; |
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
430 ctx.data = (void *) fh; |
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
431 ctx.pos = 0; |
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
432 |
252 | 433 return th_vprintf_do(&ctx, th_stdio_vputch, fmt, ap); |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
434 #else |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
435 return vfprintf(fh, fmt, ap); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
436 #endif |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
437 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
438 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
439 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
440 int th_fprintf(FILE *fh, const char *fmt, ...) |
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Initial work on printf() style function family implementation.
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|
441 { |
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Initial work on printf() style function family implementation.
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|
442 int ret; |
251
7b76108248e9
More work on printing functions.
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250
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|
443 #ifdef TH_USE_INTERNAL_SPRINTF |
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More work on printing functions.
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|
444 th_printf_ctx ctx; |
7b76108248e9
More work on printing functions.
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diff
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|
445 #endif |
228
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Initial work on printf() style function family implementation.
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|
446 va_list ap; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
447 va_start(ap, fmt); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
448 #ifdef TH_USE_INTERNAL_SPRINTF |
251
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More work on printing functions.
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|
449 ctx.data = (void *) fh; |
7b76108248e9
More work on printing functions.
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|
450 ctx.pos = 0; |
252 | 451 ret = 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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452 #else |
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Initial work on printf() style function family implementation.
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|
453 ret = fprintf(fh, fmt, ap); |
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Initial work on printf() style function family implementation.
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|
454 #endif |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
455 va_end(ap); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
456 return ret; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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changeset
|
457 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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changeset
|
458 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
459 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
460 /* Simulate a sprintf() that allocates memory |
e5e6370217ef
Various cleanups, additions and removals.
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10
diff
changeset
|
461 */ |
43 | 462 char *th_strdup_vprintf(const char *fmt, va_list args) |
0
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changeset
|
463 { |
133 | 464 int size = 64; |
465 char *buf, *tmp; | |
0
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parents:
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|
466 |
260 | 467 if (fmt == NULL) |
468 return NULL; | |
469 | |
14
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Various cleanups, additions and removals.
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10
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|
470 if ((buf = th_malloc(size)) == NULL) |
e5e6370217ef
Various cleanups, additions and removals.
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|
471 return NULL; |
44 | 472 |
39 | 473 while (1) |
474 { | |
37
3986b139bbbd
Fix th_strdup_vprintf(), another misuse of va_list without making a copy of it... :(
Matti Hamalainen <ccr@tnsp.org>
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36
diff
changeset
|
475 int n; |
3986b139bbbd
Fix th_strdup_vprintf(), another misuse of va_list without making a copy of it... :(
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diff
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|
476 va_list ap; |
3986b139bbbd
Fix th_strdup_vprintf(), another misuse of va_list without making a copy of it... :(
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diff
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|
477 va_copy(ap, args); |
228
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478 #ifdef TH_USE_INTERNAL_SPRINTF |
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479 n = th_vsnprintf(buf, size, fmt, ap); |
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Initial work on printf() style function family implementation.
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480 #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
|
481 n = vsnprintf(buf, size, fmt, ap); |
228
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482 #endif |
37
3986b139bbbd
Fix th_strdup_vprintf(), another misuse of va_list without making a copy of it... :(
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36
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|
483 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
|
484 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
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10
diff
changeset
|
485 if (n > -1 && n < size) |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
486 return buf; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
487 if (n > -1) |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
488 size = n + 1; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
489 else |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
490 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
|
491 |
133 | 492 if ((tmp = th_realloc(buf, size)) == NULL) |
493 { | |
494 th_free(buf); | |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
495 return NULL; |
133 | 496 } |
497 else | |
498 buf = tmp; | |
10 | 499 } |
14
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Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
500 } |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
501 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
502 |
43 | 503 char *th_strdup_printf(const char *fmt, ...) |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
504 { |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
505 char *res; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
506 va_list ap; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
507 |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
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changeset
|
508 va_start(ap, fmt); |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
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|
509 res = th_strdup_vprintf(fmt, ap); |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
510 va_end(ap); |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
511 |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
512 return res; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
diff
changeset
|
513 } |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
diff
changeset
|
514 |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
515 |
30
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
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29
diff
changeset
|
516 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
|
517 { |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
518 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
|
519 th_free(*buf); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
520 *buf = tmp; |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
521 } |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
522 |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
523 |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
524 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
|
525 { |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
526 char *tmp; |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
527 va_list ap; |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
528 |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
529 va_start(ap, fmt); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
530 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
|
531 va_end(ap); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
532 |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
533 th_free(*buf); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
534 *buf = tmp; |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
535 } |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
diff
changeset
|
536 |
88 | 537 |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
538 /* Compare two strings ignoring case [strcasecmp, strncasecmp] |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
diff
changeset
|
539 */ |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
540 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
|
541 { |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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175
diff
changeset
|
542 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
|
543 assert(haystack != NULL); |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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175
diff
changeset
|
544 assert(needle != NULL); |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
diff
changeset
|
545 |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
546 if (haystack == needle) |
10 | 547 return 0; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
548 |
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
|
549 while (*s1 && *s2) |
39 | 550 { |
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
|
551 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
|
552 if (k != 0) |
e459a28ee1be
Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
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parents:
260
diff
changeset
|
553 return k; |
10 | 554 s1++; |
555 s2++; | |
556 } | |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
557 |
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
|
558 return 0; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
559 } |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
560 |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
561 |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
562 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
|
563 { |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
564 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
|
565 assert(haystack != NULL); |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
566 assert(needle != NULL); |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
567 |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
568 if (haystack == needle) |
10 | 569 return 0; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
570 |
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
|
571 while (n > 0 && *s1 && *s2) |
39 | 572 { |
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
|
573 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
|
574 if (k != 0) |
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
|
575 return k; |
10 | 576 s1++; |
577 s2++; | |
578 n--; | |
579 } | |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
580 |
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
|
581 return 0; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
582 } |
bd61a80a6c54
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583 |
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584 |
89
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585 /* Check if end of the given string str matches needle |
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586 * case-insensitively, return pointer to start of the match, |
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587 * if found, NULL otherwise. |
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588 */ |
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589 char *th_strrcasecmp(char *str, const char *needle) |
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590 { |
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591 if (str == NULL || needle == NULL) |
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592 return NULL; |
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593 |
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594 const size_t |
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595 slen = strlen(str), |
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596 nlen = strlen(needle); |
228
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597 |
89
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598 if (slen < nlen) |
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599 return NULL; |
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|
600 |
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601 if (th_strcasecmp(str - nlen - 1, needle) == 0) |
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602 return str - nlen - 1; |
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603 else |
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604 return NULL; |
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|
605 } |
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|
606 |
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|
607 |
0
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608 /* Remove all occurences of control characters, in-place. |
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609 * Resulting string is always shorter or same length than original. |
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610 */ |
43 | 611 void th_strip_ctrlchars(char *str) |
0
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612 { |
10 | 613 char *i, *j; |
614 assert(str != NULL); | |
0
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615 |
10 | 616 i = str; |
617 j = str; | |
39 | 618 while (*i) |
619 { | |
10 | 620 if (!th_iscntrl(*i)) |
621 *(j++) = *i; | |
622 i++; | |
623 } | |
0
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624 |
10 | 625 *j = 0; |
0
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626 } |
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627 |
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628 |
186
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629 /* Copy a given string over in *pdst. |
0
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630 */ |
186
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631 int th_pstrcpy(char **pdst, const char *src) |
0
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632 { |
186
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633 assert(pdst != NULL); |
0
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634 |
186
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635 if (src == NULL) |
10 | 636 return -1; |
0
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637 |
186
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638 th_free(*pdst); |
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639 if ((*pdst = th_malloc(strlen(src) + 1)) == NULL) |
10 | 640 return -2; |
0
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641 |
186
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642 strcpy(*pdst, src); |
10 | 643 return 0; |
0
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|
644 } |
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|
645 |
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646 |
186
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647 /* Concatenates a given string into string pointed by *pdst. |
0
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648 */ |
186
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649 int th_pstrcat(char **pdst, const char *src) |
0
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650 { |
186
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651 assert(pdst != NULL); |
0
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652 |
186
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653 if (src == NULL) |
10 | 654 return -1; |
0
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655 |
186
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656 if (*pdst != NULL) |
39 | 657 { |
186
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658 *pdst = th_realloc(*pdst, strlen(*pdst) + strlen(src) + 1); |
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659 if (*pdst == NULL) |
10 | 660 return -1; |
0
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661 |
186
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662 strcat(*pdst, src); |
39 | 663 } |
664 else | |
665 { | |
186
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666 *pdst = th_malloc(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 strcpy(*pdst, src); |
10 | 671 } |
0
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672 |
10 | 673 return 0; |
0
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674 } |
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675 |
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676 |
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677 /* Find next non-whitespace character in string. |
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678 * Updates iPos into the position of such character and |
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|
679 * returns pointer to the string. |
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|
680 */ |
43 | 681 const char *th_findnext(const char *str, size_t *pos) |
0
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682 { |
10 | 683 assert(str != NULL); |
0
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684 |
129 | 685 // Terminating NULL-character is not whitespace! |
14
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|
686 while (th_isspace(str[*pos])) |
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687 (*pos)++; |
39 | 688 |
14
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689 return &str[*pos]; |
0
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690 } |
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|
691 |
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|
692 |
14
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diff
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|
693 /* Find next sep-character from string |
0
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694 */ |
43 | 695 const char *th_findsep(const char *str, size_t *pos, char sep) |
0
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|
696 { |
10 | 697 assert(str != NULL); |
0
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|
698 |
14
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diff
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|
699 while (str[*pos] && str[*pos] != sep) |
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|
700 (*pos)++; |
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diff
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|
701 |
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|
702 return &str[*pos]; |
0
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|
703 } |
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|
704 |
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|
705 |
14
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Various cleanups, additions and removals.
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diff
changeset
|
706 /* Find next sep- or whitespace from string |
0
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|
707 */ |
43 | 708 const char *th_findseporspace(const char *str, size_t *pos, char sep) |
0
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|
709 { |
10 | 710 assert(str != NULL); |
0
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|
711 |
14
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|
712 while (!th_isspace(str[*pos]) && str[*pos] != sep) |
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10
diff
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|
713 (*pos)++; |
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diff
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|
714 |
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diff
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|
715 return &str[*pos]; |
0
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|
716 } |
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|
717 |
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|
718 |
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|
719 /* Compare a string to a pattern. Case-SENSITIVE version. |
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|
720 * The matching pattern can consist of any normal characters plus |
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parents:
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|
721 * wildcards ? and *. "?" matches any character and "*" matches |
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parents:
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|
722 * any number of characters. |
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|
723 */ |
186
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724 BOOL th_strmatch(const char *haystack, const char *pattern) |
0
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|
725 { |
175 | 726 BOOL matched = TRUE, any = FALSE, end = FALSE; |
727 const char *tmp = NULL; | |
0
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|
728 |
129 | 729 // Check given pattern and string |
186
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|
730 if (haystack == NULL || pattern == NULL) |
10 | 731 return FALSE; |
0
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parents:
diff
changeset
|
732 |
129 | 733 // Start comparision |
10 | 734 do { |
175 | 735 matched = FALSE; |
39 | 736 switch (*pattern) |
737 { | |
10 | 738 case '?': |
129 | 739 // Any single character matches |
186
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Clean up the code, add argument identifiers to function prototypes and
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175
diff
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|
740 if (*haystack) |
39 | 741 { |
175 | 742 matched = TRUE; |
10 | 743 pattern++; |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
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diff
changeset
|
744 haystack++; |
10 | 745 } |
746 break; | |
0
bd61a80a6c54
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parents:
diff
changeset
|
747 |
10 | 748 case '*': |
175 | 749 matched = TRUE; |
10 | 750 pattern++; |
751 if (!*pattern) | |
175 | 752 end = TRUE; |
753 any = TRUE; | |
754 tmp = pattern; | |
10 | 755 break; |
0
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Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
756 |
10 | 757 case 0: |
175 | 758 if (any) |
39 | 759 { |
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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|
760 if (*haystack) |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
761 haystack++; |
10 | 762 else |
175 | 763 end = TRUE; |
39 | 764 } |
765 else | |
766 { | |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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parents:
175
diff
changeset
|
767 if (*haystack) |
39 | 768 { |
175 | 769 if (tmp) |
39 | 770 { |
175 | 771 any = TRUE; |
772 pattern = tmp; | |
39 | 773 } |
774 else | |
175 | 775 matched = FALSE; |
44 | 776 } |
777 else | |
175 | 778 end = TRUE; |
10 | 779 } |
780 break; | |
175 | 781 |
10 | 782 default: |
175 | 783 if (any) |
39 | 784 { |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
785 if (*pattern == *haystack) |
39 | 786 { |
175 | 787 any = FALSE; |
788 matched = TRUE; | |
39 | 789 } |
790 else | |
791 { | |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
792 if (*haystack) |
39 | 793 { |
175 | 794 matched = TRUE; |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
795 haystack++; |
10 | 796 } |
797 } | |
39 | 798 } |
799 else | |
800 { | |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
801 if (*pattern == *haystack) |
39 | 802 { |
175 | 803 matched = TRUE; |
10 | 804 if (*pattern) |
805 pattern++; | |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
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|
806 if (*haystack) |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
807 haystack++; |
39 | 808 } |
809 else | |
810 { | |
175 | 811 if (tmp) |
39 | 812 { |
175 | 813 matched = TRUE; |
814 any = TRUE; | |
815 pattern = tmp; | |
10 | 816 } |
817 } | |
818 } | |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
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|
819 |
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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|
820 if (!*haystack && !*pattern) |
175 | 821 end = TRUE; |
10 | 822 break; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
823 |
129 | 824 } // switch |
175 | 825 } while (matched && !end); |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
826 |
175 | 827 return matched; |
0
bd61a80a6c54
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
828 } |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
829 |
bd61a80a6c54
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
830 |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
831 /* Compare a string to a pattern. Case-INSENSITIVE version. |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
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changeset
|
832 */ |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
833 BOOL th_strcasematch(const char *haystack, const char *pattern) |
0
bd61a80a6c54
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
834 { |
175 | 835 BOOL matched = TRUE, any = FALSE, end = FALSE; |
836 const char *tmp = NULL; | |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
837 |
129 | 838 // Check given pattern and string |
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
|
839 if (haystack == NULL || pattern == NULL) |
10 | 840 return FALSE; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
841 |
129 | 842 // Start comparision |
10 | 843 do { |
844 switch (*pattern) { | |
845 case '?': | |
129 | 846 // Any single character matches |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
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175
diff
changeset
|
847 if (*haystack) |
39 | 848 { |
10 | 849 pattern++; |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
850 haystack++; |
44 | 851 } |
852 else | |
175 | 853 matched = FALSE; |
10 | 854 break; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
855 |
10 | 856 case '*': |
857 pattern++; | |
858 if (!*pattern || *pattern == '?') | |
175 | 859 end = TRUE; |
860 any = TRUE; | |
861 tmp = pattern; | |
10 | 862 break; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
863 |
10 | 864 case 0: |
175 | 865 if (any) |
39 | 866 { |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
867 if (*haystack) |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
868 haystack++; |
10 | 869 else |
175 | 870 end = TRUE; |
39 | 871 } |
872 else | |
873 { | |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
874 if (*haystack) |
39 | 875 { |
175 | 876 if (tmp) |
39 | 877 { |
175 | 878 any = TRUE; |
879 pattern = tmp; | |
39 | 880 } |
881 else | |
175 | 882 matched = FALSE; |
44 | 883 } |
884 else | |
175 | 885 end = TRUE; |
10 | 886 } |
887 break; | |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
888 |
10 | 889 default: |
175 | 890 if (any) |
39 | 891 { |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
892 if (th_tolower(*pattern) == th_tolower(*haystack)) |
39 | 893 { |
175 | 894 any = FALSE; |
39 | 895 } |
896 else | |
897 { | |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
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|
898 if (*haystack) |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
899 haystack++; |
10 | 900 else |
175 | 901 matched = FALSE; |
10 | 902 } |
39 | 903 } |
904 else | |
905 { | |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
906 if (th_tolower(*pattern) == th_tolower(*haystack)) |
39 | 907 { |
10 | 908 if (*pattern) |
909 pattern++; | |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
910 if (*haystack) |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
911 haystack++; |
39 | 912 } |
913 else | |
914 { | |
175 | 915 if (tmp) |
39 | 916 { |
175 | 917 any = TRUE; |
918 pattern = tmp; | |
39 | 919 } |
920 else | |
175 | 921 matched = FALSE; |
10 | 922 } |
923 } | |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
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|
924 |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
925 if (!*haystack && !*pattern) |
175 | 926 end = TRUE; |
39 | 927 |
10 | 928 break; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
929 |
129 | 930 } // switch |
175 | 931 } while (matched && !end); |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
932 |
175 | 933 return matched; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
934 } |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
935 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
936 |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
937 int th_get_hex_triplet(const char *str) |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
938 { |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
939 const char *p = str; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
940 int len, val = 0; |
44 | 941 |
39 | 942 for (len = 0; *p && len < 6; p++, len++) |
943 { | |
944 if (*p >= '0' && *p <= '9') | |
945 { | |
946 val *= 16; | |
947 val += (*p - '0'); | |
948 } | |
174 | 949 else |
950 if (*p >= 'A' && *p <= 'F') | |
39 | 951 { |
952 val *= 16; | |
953 val += (*p - 'A') + 10; | |
954 } | |
174 | 955 else |
956 if (*p >= 'a' && *p <= 'f') | |
39 | 957 { |
958 val *= 16; | |
959 val += (*p - 'a') + 10; | |
960 } | |
961 else | |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
962 return -1; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
963 } |
44 | 964 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
965 return (len == 6) ? val : -1; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
966 } |
162
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
967 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
968 |
167
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
969 BOOL th_get_boolean(const char *str, BOOL *value) |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
970 { |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
971 if (!th_strcasecmp(str, "yes") || |
169
a06a87b771ce
Add on/off to valid boolean values.
Matti Hamalainen <ccr@tnsp.org>
parents:
167
diff
changeset
|
972 !th_strcasecmp(str, "on") || |
167
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
973 !th_strcasecmp(str, "true") || |
7638fa9d191f
Add th_get_boolean() function.
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parents:
162
diff
changeset
|
974 !th_strcasecmp(str, "1")) |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
975 { |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
976 *value = TRUE; |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
977 return TRUE; |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
978 } |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
979 else |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
980 if (!th_strcasecmp(str, "no") || |
169
a06a87b771ce
Add on/off to valid boolean values.
Matti Hamalainen <ccr@tnsp.org>
parents:
167
diff
changeset
|
981 !th_strcasecmp(str, "off") || |
167
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
982 !th_strcasecmp(str, "false") || |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
983 !th_strcasecmp(str, "0")) |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
984 { |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
985 *value = FALSE; |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
986 return TRUE; |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
987 } |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
988 else |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
989 return FALSE; |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
990 } |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
991 |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
992 |
162
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
993 static void th_pad(FILE *outFile, int count) |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
994 { |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
995 while (count--) |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
996 fputc(' ', outFile); |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
997 } |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
998 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
999 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1000 void th_print_wrap(FILE *fh, const char *str, int spad, int rpad, int width) |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1001 { |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1002 size_t pos = 0; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1003 BOOL first = TRUE; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1004 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1005 while (str[pos]) |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1006 { |
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1007 // Pre-pad line |
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1008 int linelen = first ? spad : rpad; |
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1009 th_pad(fh, first ? 0 : rpad); |
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1010 first = FALSE; |
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1011 |
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1012 // Skip whitespace at line start |
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1013 while (th_isspace(str[pos]) || str[pos] == '\n') pos++; |
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1014 |
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1015 // Handle each word |
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1016 while (str[pos] && str[pos] != '\n') |
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1017 { |
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1018 size_t next; |
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1019 int wlen; |
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1020 |
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1021 // Find word length and next break |
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1022 for (wlen = 0, next = pos; str[next] && !th_isspace(str[next]) && str[next] != '\n'; next++, wlen++); |
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1023 |
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1024 // Check if we have too much of text? |
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1025 if (linelen + wlen >= width) |
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1026 break; |
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1027 |
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1028 // Print what we have |
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1029 for (;pos < next; pos++, linelen++) |
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1030 fputc(str[pos], fh); |
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1031 |
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1032 // Check if we are at end of input or hard linefeed |
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1033 if (str[next] == '\n' || str[next] == 0) |
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1034 break; |
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1035 else |
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1036 { |
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1037 fputc(str[pos], fh); |
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1038 pos++; |
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1039 linelen++; |
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1040 } |
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1041 } |
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1042 fprintf(fh, "\n"); |
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1043 } |
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1044 } |