Mercurial > hg > th-libs
annotate th_string.c @ 321:f7d72b7bebf3
Comment out th_printf_vput_size_t() for now.
author | Matti Hamalainen <ccr@tnsp.org> |
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date | Tue, 23 Feb 2016 01:42:52 +0200 |
parents | 0362ea9872f0 |
children | 78825ff74195 |
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) |
224
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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 |
224
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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 // |
299
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127 static int th_printf_pad_pre(th_printf_ctx *ctx, th_printf_vputch vputch, |
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128 int f_width, const int f_flags) |
280
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129 { |
299
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130 if (f_width > 0 && (f_flags & TH_PF_LEFT) == 0) |
280
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131 { |
313 | 132 const char pad = (f_flags & TH_PF_ZERO) ? '0' : ' '; |
299
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133 while (f_width--) |
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134 { |
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135 int ret; |
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136 if ((ret = vputch(ctx, pad)) == EOF) |
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137 return ret; |
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138 } |
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139 } |
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140 return 0; |
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141 } |
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142 |
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143 |
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144 static int th_printf_pad_post(th_printf_ctx *ctx, th_printf_vputch vputch, |
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145 int f_width, const int f_flags) |
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146 { |
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147 if (f_width > 0 && (f_flags & TH_PF_LEFT)) |
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148 { |
313 | 149 const char pad = ' '; |
299
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150 while (f_width--) |
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151 { |
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152 int ret; |
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153 if ((ret = vputch(ctx, pad)) == EOF) |
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diff
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|
154 return ret; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
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diff
changeset
|
155 } |
280
454f0d37d94b
Implement th_printf_vput_pad() helper and use it where needed.
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279
diff
changeset
|
156 } |
454f0d37d94b
Implement th_printf_vput_pad() helper and use it where needed.
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diff
changeset
|
157 return 0; |
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diff
changeset
|
158 } |
454f0d37d94b
Implement th_printf_vput_pad() helper and use it where needed.
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279
diff
changeset
|
159 |
284 | 160 |
310
11cba47777ec
Split some things to a template file th_printf1.c
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299
diff
changeset
|
161 int th_printf_vput_intstr(th_printf_ctx *ctx, th_printf_vputch vputch, |
320
0362ea9872f0
Some work on sign handling.
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317
diff
changeset
|
162 const char *buf, const int f_width, int pos, int f_prec, int f_flags, |
0362ea9872f0
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317
diff
changeset
|
163 const char f_sign) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
164 { |
229 | 165 // Calculate necessary padding, if any |
310
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changeset
|
166 int ret, nwidth = f_width - pos; |
228
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Initial work on printf() style function family implementation.
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224
diff
changeset
|
167 |
320
0362ea9872f0
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317
diff
changeset
|
168 if (f_sign) |
0362ea9872f0
Some work on sign handling.
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317
diff
changeset
|
169 nwidth--; |
0362ea9872f0
Some work on sign handling.
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317
diff
changeset
|
170 |
317
c532088b4f05
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314
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|
171 if (f_prec > 0 && f_prec > pos) |
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changeset
|
172 { |
c532088b4f05
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|
173 nwidth = nwidth - f_prec + 1; |
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|
174 f_flags &= ~TH_PF_ZERO; |
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|
175 } |
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changeset
|
176 |
241 | 177 // Prefix padding? |
299
0311f139fcf6
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|
178 if ((ret = th_printf_pad_pre(ctx, vputch, nwidth, f_flags)) == EOF) |
310
11cba47777ec
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|
179 return ret; |
228
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|
180 |
320
0362ea9872f0
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317
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changeset
|
181 if (f_sign && (ret = vputch(ctx, f_sign)) == EOF) |
0362ea9872f0
Some work on sign handling.
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317
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changeset
|
182 return ret; |
0362ea9872f0
Some work on sign handling.
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317
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changeset
|
183 |
317
c532088b4f05
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314
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changeset
|
184 if (f_prec > 0 && f_prec > pos) |
c532088b4f05
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314
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changeset
|
185 { |
c532088b4f05
Fix float tests (type was int) :D
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changeset
|
186 while (--f_prec) |
c532088b4f05
Fix float tests (type was int) :D
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314
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changeset
|
187 { |
c532088b4f05
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314
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changeset
|
188 int ret; |
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314
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|
189 if ((ret = vputch(ctx, '0')) == EOF) |
c532088b4f05
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314
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changeset
|
190 return ret; |
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Fix float tests (type was int) :D
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314
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changeset
|
191 } |
c532088b4f05
Fix float tests (type was int) :D
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314
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changeset
|
192 } |
c532088b4f05
Fix float tests (type was int) :D
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314
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changeset
|
193 |
229 | 194 // Output the value |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
195 while (pos--) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
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changeset
|
196 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
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changeset
|
197 if ((ret = vputch(ctx, buf[pos])) == EOF) |
310
11cba47777ec
Split some things to a template file th_printf1.c
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changeset
|
198 return ret; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
199 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
200 |
229 | 201 // Postfix padding? |
310
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
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299
diff
changeset
|
202 return th_printf_pad_post(ctx, vputch, nwidth, f_flags); |
11cba47777ec
Split some things to a template file th_printf1.c
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299
diff
changeset
|
203 } |
11cba47777ec
Split some things to a template file th_printf1.c
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parents:
299
diff
changeset
|
204 |
11cba47777ec
Split some things to a template file th_printf1.c
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parents:
299
diff
changeset
|
205 |
11cba47777ec
Split some things to a template file th_printf1.c
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299
diff
changeset
|
206 #define TH_PFUNC_NAME th_printf_vput_int |
11cba47777ec
Split some things to a template file th_printf1.c
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299
diff
changeset
|
207 #define TH_PFUNC_SIGNED |
11cba47777ec
Split some things to a template file th_printf1.c
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299
diff
changeset
|
208 #define TH_PFUNC_TYPE_S int |
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
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299
diff
changeset
|
209 #define TH_PFUNC_TYPE_U unsigned int |
11cba47777ec
Split some things to a template file th_printf1.c
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299
diff
changeset
|
210 #include "th_printf1.c" |
11cba47777ec
Split some things to a template file th_printf1.c
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299
diff
changeset
|
211 |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
212 |
310
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
213 #define TH_PFUNC_NAME th_printf_vput_int64 |
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
214 #define TH_PFUNC_SIGNED |
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
215 #define TH_PFUNC_TYPE_S int64_t |
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
216 #define TH_PFUNC_TYPE_U uint64_t |
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
217 #include "th_printf1.c" |
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
218 |
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
219 |
321
f7d72b7bebf3
Comment out th_printf_vput_size_t() for now.
Matti Hamalainen <ccr@tnsp.org>
parents:
320
diff
changeset
|
220 //#define TH_PFUNC_NAME th_printf_vput_size_t |
f7d72b7bebf3
Comment out th_printf_vput_size_t() for now.
Matti Hamalainen <ccr@tnsp.org>
parents:
320
diff
changeset
|
221 //#define TH_PFUNC_TYPE_U size_t |
f7d72b7bebf3
Comment out th_printf_vput_size_t() for now.
Matti Hamalainen <ccr@tnsp.org>
parents:
320
diff
changeset
|
222 //#include "th_printf1.c" |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
223 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
224 |
277
7450d744e633
Rename internal functions and add a typedef for function pointer used for vputch().
Matti Hamalainen <ccr@tnsp.org>
parents:
268
diff
changeset
|
225 static int th_printf_vput_str(th_printf_ctx *ctx, th_printf_vputch vputch, |
314
7bce1e9fa397
Add f_prec arguments to helpers and call points.
Matti Hamalainen <ccr@tnsp.org>
parents:
313
diff
changeset
|
226 const char *str, int f_flags, const int f_width, const int f_prec) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
227 { |
317
c532088b4f05
Fix float tests (type was int) :D
Matti Hamalainen <ccr@tnsp.org>
parents:
314
diff
changeset
|
228 int nwidth, slen, ret = 0; |
c532088b4f05
Fix float tests (type was int) :D
Matti Hamalainen <ccr@tnsp.org>
parents:
314
diff
changeset
|
229 |
c532088b4f05
Fix float tests (type was int) :D
Matti Hamalainen <ccr@tnsp.org>
parents:
314
diff
changeset
|
230 f_flags &= ~TH_PF_ZERO; |
248
3a2a29f801ed
Add check for NULL strings.
Matti Hamalainen <ccr@tnsp.org>
parents:
247
diff
changeset
|
231 |
3a2a29f801ed
Add check for NULL strings.
Matti Hamalainen <ccr@tnsp.org>
parents:
247
diff
changeset
|
232 // Check for null strings |
3a2a29f801ed
Add check for NULL strings.
Matti Hamalainen <ccr@tnsp.org>
parents:
247
diff
changeset
|
233 if (str == NULL) |
3a2a29f801ed
Add check for NULL strings.
Matti Hamalainen <ccr@tnsp.org>
parents:
247
diff
changeset
|
234 str = "(null)"; |
3a2a29f801ed
Add check for NULL strings.
Matti Hamalainen <ccr@tnsp.org>
parents:
247
diff
changeset
|
235 |
317
c532088b4f05
Fix float tests (type was int) :D
Matti Hamalainen <ccr@tnsp.org>
parents:
314
diff
changeset
|
236 slen = strlen(str); |
c532088b4f05
Fix float tests (type was int) :D
Matti Hamalainen <ccr@tnsp.org>
parents:
314
diff
changeset
|
237 if (f_prec >= 0 && slen > f_prec) |
c532088b4f05
Fix float tests (type was int) :D
Matti Hamalainen <ccr@tnsp.org>
parents:
314
diff
changeset
|
238 slen = f_prec; |
c532088b4f05
Fix float tests (type was int) :D
Matti Hamalainen <ccr@tnsp.org>
parents:
314
diff
changeset
|
239 |
c532088b4f05
Fix float tests (type was int) :D
Matti Hamalainen <ccr@tnsp.org>
parents:
314
diff
changeset
|
240 nwidth = f_width - slen; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
241 |
241 | 242 // Prefix padding? |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
243 if ((ret = th_printf_pad_pre(ctx, vputch, nwidth, f_flags)) == EOF) |
280
454f0d37d94b
Implement th_printf_vput_pad() helper and use it where needed.
Matti Hamalainen <ccr@tnsp.org>
parents:
279
diff
changeset
|
244 goto out; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
245 |
317
c532088b4f05
Fix float tests (type was int) :D
Matti Hamalainen <ccr@tnsp.org>
parents:
314
diff
changeset
|
246 while (*str && slen--) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
247 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
248 if ((ret = vputch(ctx, *str++)) == EOF) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
249 goto out; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
250 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
251 |
241 | 252 // Postfix padding? |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
253 if ((ret = th_printf_pad_post(ctx, vputch, nwidth, f_flags)) == EOF) |
280
454f0d37d94b
Implement th_printf_vput_pad() helper and use it where needed.
Matti Hamalainen <ccr@tnsp.org>
parents:
279
diff
changeset
|
254 goto out; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
255 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
256 out: |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
257 return ret; |
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 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
260 |
277
7450d744e633
Rename internal functions and add a typedef for function pointer used for vputch().
Matti Hamalainen <ccr@tnsp.org>
parents:
268
diff
changeset
|
261 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
|
262 { |
238
d3ab9d263409
Initialize return value variable.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
263 int ret = 0; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
264 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
265 while (*fmt) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
266 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
267 if (*fmt != '%') |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
268 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
269 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
|
270 goto out; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
271 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
272 else |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
273 { |
314
7bce1e9fa397
Add f_prec arguments to helpers and call points.
Matti Hamalainen <ccr@tnsp.org>
parents:
313
diff
changeset
|
274 int f_width = 0, f_prec = -1, f_flags = 0; |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
275 BOOL end = FALSE; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
276 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
277 fmt++; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
278 |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
279 // Check for flags |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
280 while (!end) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
281 { |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
282 switch (*fmt) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
283 { |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
284 case '#': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
285 f_flags |= TH_PF_ALT; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
286 break; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
287 |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
288 case '+': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
289 f_flags |= TH_PF_SIGN; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
290 break; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
291 |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
292 case '0': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
293 f_flags |= TH_PF_ZERO; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
294 break; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
295 |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
296 case '-': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
297 f_flags |= TH_PF_LEFT; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
298 break; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
299 |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
300 case ' ': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
301 f_flags |= TH_PF_SPACE; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
302 break; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
303 |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
304 case '\'': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
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parents:
298
diff
changeset
|
305 f_flags |= TH_PF_GROUP; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
306 break; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
307 |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
308 default: |
0311f139fcf6
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Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
309 end = TRUE; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
310 break; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
311 } |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
312 if (!end) fmt++; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
313 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
314 |
284 | 315 // Get field width |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
316 while (th_isdigit(*fmt)) |
285
e1414cf8fef8
Rename some function arguments and variables.
Matti Hamalainen <ccr@tnsp.org>
parents:
284
diff
changeset
|
317 f_width = f_width * 10 + (*fmt++ - '0'); |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
318 |
298 | 319 // Check for field precision |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
320 if (*fmt == '.') |
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
321 { |
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
322 fmt++; |
298 | 323 // If no digit after '.', precision is to be 0 |
285
e1414cf8fef8
Rename some function arguments and variables.
Matti Hamalainen <ccr@tnsp.org>
parents:
284
diff
changeset
|
324 f_prec = 0; |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
325 while (th_isdigit(*fmt)) |
285
e1414cf8fef8
Rename some function arguments and variables.
Matti Hamalainen <ccr@tnsp.org>
parents:
284
diff
changeset
|
326 f_prec = f_prec * 10 + (*fmt++ - '0'); |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
327 |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
328 f_flags &= ~ TH_PF_ZERO; |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
329 } |
298 | 330 |
287
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
331 // Check for length modifiers (NOT SUPPORTED CURRENTLY) |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
332 switch (*fmt) |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
333 { |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
334 case 'l': |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
335 case 'L': |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
336 case 'h': |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
337 case 'j': |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
338 case 'z': |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
339 case 't': |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
340 return -202; |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
341 } |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
342 |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
343 switch (*fmt) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
344 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
345 case 0: |
247
2fc282c365a8
Use special error codes for syntax errors in format string.
Matti Hamalainen <ccr@tnsp.org>
parents:
246
diff
changeset
|
346 return -104; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
347 |
249 | 348 case 'c': |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
349 if ((ret = th_printf_pad_pre(ctx, vputch, f_width - 1, f_flags)) == EOF) |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
350 goto out; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
351 if ((ret = vputch(ctx, va_arg(ap, int))) == EOF) |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
352 goto out; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
353 if ((ret = th_printf_pad_post(ctx, vputch, f_width - 1, f_flags)) == EOF) |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
354 goto out; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
355 break; |
250 | 356 |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
357 case 'o': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
358 if ((ret = th_printf_vput_int(ctx, vputch, va_arg(ap, unsigned int), |
314
7bce1e9fa397
Add f_prec arguments to helpers and call points.
Matti Hamalainen <ccr@tnsp.org>
parents:
313
diff
changeset
|
359 8, f_flags, f_width, f_prec, TRUE, FALSE)) == EOF) |
249 | 360 goto out; |
361 break; | |
362 | |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
363 case 'u': |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
364 case 'i': |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
365 case 'd': |
277
7450d744e633
Rename internal functions and add a typedef for function pointer used for vputch().
Matti Hamalainen <ccr@tnsp.org>
parents:
268
diff
changeset
|
366 if ((ret = th_printf_vput_int(ctx, vputch, va_arg(ap, unsigned int), |
314
7bce1e9fa397
Add f_prec arguments to helpers and call points.
Matti Hamalainen <ccr@tnsp.org>
parents:
313
diff
changeset
|
367 10, f_flags, f_width, f_prec, *fmt == 'u', FALSE)) == EOF) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
368 goto out; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
369 break; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
370 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
371 case 'x': |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
372 case 'X': |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
373 if ((ret = th_printf_vput_int(ctx, vputch, va_arg(ap, unsigned int), |
314
7bce1e9fa397
Add f_prec arguments to helpers and call points.
Matti Hamalainen <ccr@tnsp.org>
parents:
313
diff
changeset
|
374 16, f_flags, f_width, f_prec, TRUE, *fmt == 'X')) == EOF) |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
375 goto out; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
376 break; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
377 |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
378 case 'p': |
310
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
379 #if (TH_PTRSIZE == 32) |
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
380 if ((ret = th_printf_vput_int(ctx, vputch, (int32_t) va_arg(ap, void *), |
314
7bce1e9fa397
Add f_prec arguments to helpers and call points.
Matti Hamalainen <ccr@tnsp.org>
parents:
313
diff
changeset
|
381 16, f_flags, f_width, f_prec, TRUE, FALSE)) == EOF) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
382 goto out; |
310
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
383 #elif (TH_PTRSIZE == 64) |
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
384 if ((ret = th_printf_vput_int64(ctx, vputch, (int64_t) va_arg(ap, void *), |
314
7bce1e9fa397
Add f_prec arguments to helpers and call points.
Matti Hamalainen <ccr@tnsp.org>
parents:
313
diff
changeset
|
385 16, f_flags, f_width, f_prec, TRUE, FALSE)) == EOF) |
310
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
386 goto out; |
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
387 #else |
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
388 # error TH_PTRSIZE not defined |
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
389 #endif |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
390 break; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
391 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
392 case 'f': |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
393 case 'F': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
394 return -112; |
317
c532088b4f05
Fix float tests (type was int) :D
Matti Hamalainen <ccr@tnsp.org>
parents:
314
diff
changeset
|
395 /* |
c532088b4f05
Fix float tests (type was int) :D
Matti Hamalainen <ccr@tnsp.org>
parents:
314
diff
changeset
|
396 if ((ret = th_vput_float(ctx, vputch, va_arg(ap, double), |
c532088b4f05
Fix float tests (type was int) :D
Matti Hamalainen <ccr@tnsp.org>
parents:
314
diff
changeset
|
397 f_flags, f_width, f_prec)) == EOF) |
c532088b4f05
Fix float tests (type was int) :D
Matti Hamalainen <ccr@tnsp.org>
parents:
314
diff
changeset
|
398 goto out; |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
399 break; |
317
c532088b4f05
Fix float tests (type was int) :D
Matti Hamalainen <ccr@tnsp.org>
parents:
314
diff
changeset
|
400 */ |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
401 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
402 case 's': |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
403 if ((ret = th_printf_vput_str(ctx, vputch, va_arg(ap, char *), |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
404 f_flags, f_width, f_prec)) == EOF) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
405 goto out; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
406 break; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
407 |
278
a6088507317b
Comment out case '%', it's superfluous here.
Matti Hamalainen <ccr@tnsp.org>
parents:
277
diff
changeset
|
408 //case '%': |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
409 default: |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
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410 if ((ret = vputch(ctx, *fmt)) == EOF) |
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411 goto out; |
228
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diff
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|
412 break; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
413 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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changeset
|
414 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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diff
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|
415 fmt++; |
ca9cd98dbcff
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|
416 } |
243 | 417 |
228
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418 out: |
279
15e2ee6c7bfc
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419 return ret == EOF ? ret : ctx->ipos; |
228
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|
420 } |
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Initial work on printf() style function family implementation.
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|
421 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
422 |
239
10f596441e75
Silence unused function warning when not using internal implementations.
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|
423 #ifdef TH_USE_INTERNAL_SPRINTF |
251
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424 static int th_pbuf_vputch(th_printf_ctx *ctx, const char ch) |
228
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425 { |
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426 if (ctx->pos < ctx->size) |
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427 ctx->buf[ctx->pos] = ch; |
283 | 428 |
228
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Initial work on printf() style function family implementation.
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429 ctx->pos++; |
279
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|
430 ctx->ipos++; |
228
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431 return ch; |
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|
432 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
433 |
ca9cd98dbcff
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|
434 |
251
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435 static int th_stdio_vputch(th_printf_ctx *ctx, const char ch) |
239
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436 { |
251
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437 ctx->pos++; |
279
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|
438 ctx->ipos++; |
251
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439 return fputc(ch, (FILE *) ctx->data); |
239
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|
440 } |
10f596441e75
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|
441 #endif |
10f596441e75
Silence unused function warning when not using internal implementations.
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|
442 |
10f596441e75
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|
443 |
228
ca9cd98dbcff
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444 int th_vsnprintf(char *buf, size_t size, const char *fmt, va_list ap) |
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445 { |
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Initial work on printf() style function family implementation.
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446 #ifdef TH_USE_INTERNAL_SPRINTF |
252 | 447 int ret; |
251
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448 th_printf_ctx ctx; |
228
ca9cd98dbcff
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|
449 ctx.buf = buf; |
ca9cd98dbcff
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|
450 ctx.size = size; |
ca9cd98dbcff
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|
451 ctx.pos = 0; |
281
0c70dcfb6796
Remember to initialize th_printf_ctx.ipos to 0!
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|
452 ctx.ipos = 0; |
228
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Initial work on printf() style function family implementation.
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diff
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|
453 |
252 | 454 ret = th_vprintf_do(&ctx, th_pbuf_vputch, fmt, ap); |
455 | |
456 if (ctx.pos < size) | |
457 buf[ctx.pos] = 0; | |
458 else | |
459 if (size > 0) | |
460 buf[size - 1] = 0; | |
461 | |
462 return ret; | |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
463 #else |
237
c55ebc438243
Oops, s/vsnpintf/vsnprintf/.
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diff
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|
464 return vsnprintf(buf, size, fmt, ap); |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
465 #endif |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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diff
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|
466 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
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|
467 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
468 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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diff
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|
469 int th_snprintf(char *buf, size_t size, const char *fmt, ...) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
470 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
471 int n; |
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|
472 va_list ap; |
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Initial work on printf() style function family implementation.
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|
473 va_start(ap, fmt); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
474 #ifdef TH_USE_INTERNAL_SPRINTF |
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Initial work on printf() style function family implementation.
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diff
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|
475 n = th_vsnprintf(buf, size, fmt, ap); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
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|
476 #else |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
477 n = vsnprintf(buf, size, fmt, ap); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
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|
478 #endif |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
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|
479 va_end(ap); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
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|
480 return n; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
481 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
482 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
483 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
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224
diff
changeset
|
484 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
|
485 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
486 #ifdef TH_USE_INTERNAL_SPRINTF |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
487 th_printf_ctx ctx; |
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
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250
diff
changeset
|
488 ctx.data = (void *) fh; |
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
489 ctx.pos = 0; |
281
0c70dcfb6796
Remember to initialize th_printf_ctx.ipos to 0!
Matti Hamalainen <ccr@tnsp.org>
parents:
280
diff
changeset
|
490 ctx.ipos = 0; |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
491 |
252 | 492 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>
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224
diff
changeset
|
493 #else |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
494 return vfprintf(fh, fmt, ap); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
495 #endif |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
496 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
497 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
498 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
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224
diff
changeset
|
499 int th_fprintf(FILE *fh, const char *fmt, ...) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
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224
diff
changeset
|
500 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
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224
diff
changeset
|
501 int ret; |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
502 #ifdef TH_USE_INTERNAL_SPRINTF |
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
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250
diff
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|
503 th_printf_ctx ctx; |
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
504 #endif |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
505 va_list ap; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
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224
diff
changeset
|
506 va_start(ap, fmt); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
507 #ifdef TH_USE_INTERNAL_SPRINTF |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
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250
diff
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|
508 ctx.data = (void *) fh; |
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
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250
diff
changeset
|
509 ctx.pos = 0; |
281
0c70dcfb6796
Remember to initialize th_printf_ctx.ipos to 0!
Matti Hamalainen <ccr@tnsp.org>
parents:
280
diff
changeset
|
510 ctx.ipos = 0; |
0c70dcfb6796
Remember to initialize th_printf_ctx.ipos to 0!
Matti Hamalainen <ccr@tnsp.org>
parents:
280
diff
changeset
|
511 |
252 | 512 ret = th_vprintf_do(&ctx, th_stdio_vputch, fmt, ap); |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
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224
diff
changeset
|
513 #else |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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parents:
224
diff
changeset
|
514 ret = fprintf(fh, fmt, ap); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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diff
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|
515 #endif |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
516 va_end(ap); |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
517 return ret; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
518 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
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224
diff
changeset
|
519 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
520 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
521 /* Simulate a sprintf() that allocates memory |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
522 */ |
43 | 523 char *th_strdup_vprintf(const char *fmt, va_list args) |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
524 { |
133 | 525 int size = 64; |
526 char *buf, *tmp; | |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
527 |
260 | 528 if (fmt == NULL) |
529 return NULL; | |
530 | |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
531 if ((buf = th_malloc(size)) == NULL) |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
532 return NULL; |
44 | 533 |
39 | 534 while (1) |
535 { | |
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
|
536 int n; |
3986b139bbbd
Fix th_strdup_vprintf(), another misuse of va_list without making a copy of it... :(
Matti Hamalainen <ccr@tnsp.org>
parents:
36
diff
changeset
|
537 va_list ap; |
3986b139bbbd
Fix th_strdup_vprintf(), another misuse of va_list without making a copy of it... :(
Matti Hamalainen <ccr@tnsp.org>
parents:
36
diff
changeset
|
538 va_copy(ap, args); |
3986b139bbbd
Fix th_strdup_vprintf(), another misuse of va_list without making a copy of it... :(
Matti Hamalainen <ccr@tnsp.org>
parents:
36
diff
changeset
|
539 n = vsnprintf(buf, size, fmt, ap); |
3986b139bbbd
Fix th_strdup_vprintf(), another misuse of va_list without making a copy of it... :(
Matti Hamalainen <ccr@tnsp.org>
parents:
36
diff
changeset
|
540 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
|
541 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
542 if (n > -1 && n < size) |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
543 return buf; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
544 if (n > -1) |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
545 size = n + 1; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
546 else |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
547 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
|
548 |
133 | 549 if ((tmp = th_realloc(buf, size)) == NULL) |
550 { | |
551 th_free(buf); | |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
552 return NULL; |
133 | 553 } |
554 else | |
555 buf = tmp; | |
10 | 556 } |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
557 } |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
558 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
559 |
43 | 560 char *th_strdup_printf(const char *fmt, ...) |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
561 { |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
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|
562 char *res; |
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Various cleanups, additions and removals.
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|
563 va_list ap; |
e5e6370217ef
Various cleanups, additions and removals.
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|
564 |
e5e6370217ef
Various cleanups, additions and removals.
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|
565 va_start(ap, fmt); |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
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|
566 res = th_strdup_vprintf(fmt, ap); |
e5e6370217ef
Various cleanups, additions and removals.
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|
567 va_end(ap); |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
568 |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
569 return res; |
0
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parents:
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changeset
|
570 } |
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Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
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changeset
|
571 |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
572 |
30
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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parents:
29
diff
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|
573 void th_pstr_vprintf(char **buf, const char *fmt, va_list ap) |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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|
574 { |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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|
575 char *tmp = th_strdup_vprintf(fmt, ap); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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|
576 th_free(*buf); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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|
577 *buf = tmp; |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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parents:
29
diff
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|
578 } |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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parents:
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|
579 |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
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diff
changeset
|
580 |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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|
581 void th_pstr_printf(char **buf, const char *fmt, ...) |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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|
582 { |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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parents:
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diff
changeset
|
583 char *tmp; |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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|
584 va_list ap; |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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parents:
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diff
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|
585 |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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29
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changeset
|
586 va_start(ap, fmt); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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parents:
29
diff
changeset
|
587 tmp = th_strdup_vprintf(fmt, ap); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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parents:
29
diff
changeset
|
588 va_end(ap); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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diff
changeset
|
589 |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
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changeset
|
590 th_free(*buf); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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parents:
29
diff
changeset
|
591 *buf = tmp; |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
Matti Hamalainen <ccr@tnsp.org>
parents:
29
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changeset
|
592 } |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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parents:
29
diff
changeset
|
593 |
88 | 594 |
0
bd61a80a6c54
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|
595 /* Compare two strings ignoring case [strcasecmp, strncasecmp] |
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changeset
|
596 */ |
186
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597 int th_strcasecmp(const char *haystack, const char *needle) |
0
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598 { |
186
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599 const char *s1 = haystack, *s2 = needle; |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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|
600 assert(haystack != NULL); |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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|
601 assert(needle != NULL); |
0
bd61a80a6c54
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changeset
|
602 |
186
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Clean up the code, add argument identifiers to function prototypes and
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parents:
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|
603 if (haystack == needle) |
10 | 604 return 0; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
diff
changeset
|
605 |
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
|
606 while (*s1 && *s2) |
39 | 607 { |
262
e459a28ee1be
Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
Matti Hamalainen <ccr@tnsp.org>
parents:
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|
608 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
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|
609 if (k != 0) |
283 | 610 return k; |
10 | 611 s1++; |
612 s2++; | |
613 } | |
0
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parents:
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changeset
|
614 |
262
e459a28ee1be
Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
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|
615 return 0; |
0
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parents:
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changeset
|
616 } |
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parents:
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changeset
|
617 |
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|
618 |
186
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|
619 int th_strncasecmp(const char *haystack, const char *needle, size_t n) |
0
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620 { |
186
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621 const char *s1 = haystack, *s2 = needle; |
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622 assert(haystack != NULL); |
1ee46a95aa8c
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|
623 assert(needle != NULL); |
0
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624 |
186
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|
625 if (haystack == needle) |
10 | 626 return 0; |
0
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parents:
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changeset
|
627 |
262
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Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
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|
628 while (n > 0 && *s1 && *s2) |
39 | 629 { |
262
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Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
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|
630 int k = th_tolower(*s1) - th_tolower(*s2); |
e459a28ee1be
Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
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|
631 if (k != 0) |
283 | 632 return k; |
10 | 633 s1++; |
634 s2++; | |
635 n--; | |
636 } | |
0
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|
637 |
262
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Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
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|
638 return 0; |
0
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parents:
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changeset
|
639 } |
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Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
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changeset
|
640 |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
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changeset
|
641 |
89
30690f5c4cae
Add new function th_strrcasecmp().
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parents:
88
diff
changeset
|
642 /* Check if end of the given string str matches needle |
30690f5c4cae
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88
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|
643 * case-insensitively, return pointer to start of the match, |
30690f5c4cae
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Matti Hamalainen <ccr@tnsp.org>
parents:
88
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|
644 * if found, NULL otherwise. |
30690f5c4cae
Add new function th_strrcasecmp().
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parents:
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|
645 */ |
30690f5c4cae
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88
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changeset
|
646 char *th_strrcasecmp(char *str, const char *needle) |
30690f5c4cae
Add new function th_strrcasecmp().
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parents:
88
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changeset
|
647 { |
30690f5c4cae
Add new function th_strrcasecmp().
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changeset
|
648 if (str == NULL || needle == NULL) |
30690f5c4cae
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|
649 return NULL; |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
650 |
30690f5c4cae
Add new function th_strrcasecmp().
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parents:
88
diff
changeset
|
651 const size_t |
30690f5c4cae
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changeset
|
652 slen = strlen(str), |
30690f5c4cae
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|
653 nlen = strlen(needle); |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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|
654 |
89
30690f5c4cae
Add new function th_strrcasecmp().
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parents:
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diff
changeset
|
655 if (slen < nlen) |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
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88
diff
changeset
|
656 return NULL; |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
657 |
30690f5c4cae
Add new function th_strrcasecmp().
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parents:
88
diff
changeset
|
658 if (th_strcasecmp(str - nlen - 1, needle) == 0) |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
659 return str - nlen - 1; |
30690f5c4cae
Add new function th_strrcasecmp().
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parents:
88
diff
changeset
|
660 else |
30690f5c4cae
Add new function th_strrcasecmp().
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parents:
88
diff
changeset
|
661 return NULL; |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
662 } |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
663 |
30690f5c4cae
Add new function th_strrcasecmp().
Matti Hamalainen <ccr@tnsp.org>
parents:
88
diff
changeset
|
664 |
0
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changeset
|
665 /* Remove all occurences of control characters, in-place. |
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parents:
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changeset
|
666 * Resulting string is always shorter or same length than original. |
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parents:
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changeset
|
667 */ |
43 | 668 void th_strip_ctrlchars(char *str) |
0
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|
669 { |
10 | 670 char *i, *j; |
671 assert(str != NULL); | |
0
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|
672 |
10 | 673 i = str; |
674 j = str; | |
39 | 675 while (*i) |
676 { | |
10 | 677 if (!th_iscntrl(*i)) |
678 *(j++) = *i; | |
679 i++; | |
680 } | |
0
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|
681 |
10 | 682 *j = 0; |
0
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changeset
|
683 } |
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changeset
|
684 |
bd61a80a6c54
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changeset
|
685 |
186
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|
686 /* Copy a given string over in *pdst. |
0
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|
687 */ |
186
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|
688 int th_pstrcpy(char **pdst, const char *src) |
0
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|
689 { |
186
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|
690 assert(pdst != NULL); |
0
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|
691 |
186
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|
692 if (src == NULL) |
10 | 693 return -1; |
0
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parents:
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changeset
|
694 |
186
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|
695 th_free(*pdst); |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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|
696 if ((*pdst = th_malloc(strlen(src) + 1)) == NULL) |
10 | 697 return -2; |
0
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|
698 |
186
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|
699 strcpy(*pdst, src); |
10 | 700 return 0; |
0
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parents:
diff
changeset
|
701 } |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
diff
changeset
|
702 |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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changeset
|
703 |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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175
diff
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|
704 /* Concatenates a given string into string pointed by *pdst. |
0
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Initial import into Mercurial repository. Discarding old cvs/svn history
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|
705 */ |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
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|
706 int th_pstrcat(char **pdst, const char *src) |
0
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parents:
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changeset
|
707 { |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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diff
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|
708 assert(pdst != NULL); |
0
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parents:
diff
changeset
|
709 |
186
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Clean up the code, add argument identifiers to function prototypes and
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diff
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|
710 if (src == NULL) |
10 | 711 return -1; |
0
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parents:
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changeset
|
712 |
186
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Clean up the code, add argument identifiers to function prototypes and
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diff
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|
713 if (*pdst != NULL) |
39 | 714 { |
186
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Clean up the code, add argument identifiers to function prototypes and
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diff
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|
715 *pdst = th_realloc(*pdst, strlen(*pdst) + strlen(src) + 1); |
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Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
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175
diff
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|
716 if (*pdst == NULL) |
10 | 717 return -1; |
0
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parents:
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changeset
|
718 |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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diff
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|
719 strcat(*pdst, src); |
39 | 720 } |
721 else | |
722 { | |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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diff
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|
723 *pdst = th_malloc(strlen(src) + 1); |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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175
diff
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|
724 if (*pdst == NULL) |
10 | 725 return -1; |
0
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parents:
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|
726 |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
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|
727 strcpy(*pdst, src); |
10 | 728 } |
0
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parents:
diff
changeset
|
729 |
10 | 730 return 0; |
0
bd61a80a6c54
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
731 } |
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Matti Hamalainen <ccr@tnsp.org>
parents:
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changeset
|
732 |
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Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
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changeset
|
733 |
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Matti Hamalainen <ccr@tnsp.org>
parents:
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changeset
|
734 /* Find next non-whitespace character in string. |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
diff
changeset
|
735 * Updates iPos into the position of such character and |
bd61a80a6c54
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
736 * returns pointer to the string. |
bd61a80a6c54
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parents:
diff
changeset
|
737 */ |
43 | 738 const char *th_findnext(const char *str, size_t *pos) |
0
bd61a80a6c54
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parents:
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changeset
|
739 { |
10 | 740 assert(str != NULL); |
0
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parents:
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|
741 |
129 | 742 // Terminating NULL-character is not whitespace! |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
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|
743 while (th_isspace(str[*pos])) |
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Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
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|
744 (*pos)++; |
39 | 745 |
14
e5e6370217ef
Various cleanups, additions and removals.
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10
diff
changeset
|
746 return &str[*pos]; |
0
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parents:
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changeset
|
747 } |
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parents:
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|
748 |
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parents:
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changeset
|
749 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
750 /* Find next sep-character from string |
0
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Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
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changeset
|
751 */ |
43 | 752 const char *th_findsep(const char *str, size_t *pos, char sep) |
0
bd61a80a6c54
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parents:
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changeset
|
753 { |
10 | 754 assert(str != NULL); |
0
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parents:
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changeset
|
755 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
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10
diff
changeset
|
756 while (str[*pos] && str[*pos] != sep) |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
757 (*pos)++; |
e5e6370217ef
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Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
758 |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
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10
diff
changeset
|
759 return &str[*pos]; |
0
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parents:
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changeset
|
760 } |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
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changeset
|
761 |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
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changeset
|
762 |
14
e5e6370217ef
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Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
763 /* Find next sep- or whitespace from string |
0
bd61a80a6c54
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parents:
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|
764 */ |
43 | 765 const char *th_findseporspace(const char *str, size_t *pos, char sep) |
0
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parents:
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changeset
|
766 { |
10 | 767 assert(str != NULL); |
0
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parents:
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changeset
|
768 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
769 while (!th_isspace(str[*pos]) && str[*pos] != sep) |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
770 (*pos)++; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
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10
diff
changeset
|
771 |
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Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
772 return &str[*pos]; |
0
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|
773 } |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
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changeset
|
774 |
bd61a80a6c54
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changeset
|
775 |
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Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
diff
changeset
|
776 /* Compare a string to a pattern. Case-SENSITIVE version. |
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parents:
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777 * The matching pattern can consist of any normal characters plus |
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778 * wildcards ? and *. "?" matches any character and "*" matches |
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Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
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779 * any number of characters. |
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|
780 */ |
186
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|
781 BOOL th_strmatch(const char *haystack, const char *pattern) |
0
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|
782 { |
175 | 783 BOOL matched = TRUE, any = FALSE, end = FALSE; |
784 const char *tmp = NULL; | |
0
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785 |
129 | 786 // Check given pattern and string |
186
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Clean up the code, add argument identifiers to function prototypes and
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787 if (haystack == NULL || pattern == NULL) |
10 | 788 return FALSE; |
0
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parents:
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changeset
|
789 |
129 | 790 // Start comparision |
10 | 791 do { |
175 | 792 matched = FALSE; |
39 | 793 switch (*pattern) |
794 { | |
10 | 795 case '?': |
129 | 796 // Any single character matches |
186
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Clean up the code, add argument identifiers to function prototypes and
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797 if (*haystack) |
39 | 798 { |
175 | 799 matched = TRUE; |
10 | 800 pattern++; |
186
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diff
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|
801 haystack++; |
10 | 802 } |
803 break; | |
0
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|
804 |
10 | 805 case '*': |
175 | 806 matched = TRUE; |
10 | 807 pattern++; |
808 if (!*pattern) | |
175 | 809 end = TRUE; |
810 any = TRUE; | |
811 tmp = pattern; | |
10 | 812 break; |
0
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changeset
|
813 |
10 | 814 case 0: |
175 | 815 if (any) |
39 | 816 { |
186
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817 if (*haystack) |
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diff
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|
818 haystack++; |
10 | 819 else |
175 | 820 end = TRUE; |
39 | 821 } |
822 else | |
823 { | |
186
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|
824 if (*haystack) |
39 | 825 { |
175 | 826 if (tmp) |
39 | 827 { |
175 | 828 any = TRUE; |
829 pattern = tmp; | |
39 | 830 } |
831 else | |
175 | 832 matched = FALSE; |
44 | 833 } |
834 else | |
175 | 835 end = TRUE; |
10 | 836 } |
837 break; | |
175 | 838 |
10 | 839 default: |
175 | 840 if (any) |
39 | 841 { |
186
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|
842 if (*pattern == *haystack) |
39 | 843 { |
175 | 844 any = FALSE; |
845 matched = TRUE; | |
39 | 846 } |
847 else | |
848 { | |
186
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diff
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|
849 if (*haystack) |
39 | 850 { |
175 | 851 matched = TRUE; |
186
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Clean up the code, add argument identifiers to function prototypes and
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diff
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|
852 haystack++; |
10 | 853 } |
854 } | |
39 | 855 } |
856 else | |
857 { | |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
858 if (*pattern == *haystack) |
39 | 859 { |
175 | 860 matched = TRUE; |
10 | 861 if (*pattern) |
862 pattern++; | |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
863 if (*haystack) |
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Matti Hamalainen <ccr@tnsp.org>
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|
864 haystack++; |
39 | 865 } |
866 else | |
867 { | |
175 | 868 if (tmp) |
39 | 869 { |
175 | 870 matched = TRUE; |
871 any = TRUE; | |
872 pattern = tmp; | |
10 | 873 } |
874 } | |
875 } | |
0
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|
876 |
186
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diff
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|
877 if (!*haystack && !*pattern) |
175 | 878 end = TRUE; |
10 | 879 break; |
0
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|
880 |
129 | 881 } // switch |
175 | 882 } while (matched && !end); |
0
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|
883 |
175 | 884 return matched; |
0
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|
885 } |
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|
886 |
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|
887 |
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|
888 /* Compare a string to a pattern. Case-INSENSITIVE version. |
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|
889 */ |
186
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890 BOOL th_strcasematch(const char *haystack, const char *pattern) |
0
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|
891 { |
175 | 892 BOOL matched = TRUE, any = FALSE, end = FALSE; |
893 const char *tmp = NULL; | |
0
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894 |
129 | 895 // Check given pattern and string |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
896 if (haystack == NULL || pattern == NULL) |
10 | 897 return FALSE; |
0
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parents:
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changeset
|
898 |
129 | 899 // Start comparision |
10 | 900 do { |
901 switch (*pattern) { | |
902 case '?': | |
129 | 903 // Any single character matches |
186
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|
904 if (*haystack) |
39 | 905 { |
10 | 906 pattern++; |
186
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changeset
|
907 haystack++; |
44 | 908 } |
909 else | |
175 | 910 matched = FALSE; |
10 | 911 break; |
0
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Initial import into Mercurial repository. Discarding old cvs/svn history
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changeset
|
912 |
10 | 913 case '*': |
914 pattern++; | |
915 if (!*pattern || *pattern == '?') | |
175 | 916 end = TRUE; |
917 any = TRUE; | |
918 tmp = pattern; | |
10 | 919 break; |
0
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Initial import into Mercurial repository. Discarding old cvs/svn history
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|
920 |
10 | 921 case 0: |
175 | 922 if (any) |
39 | 923 { |
186
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924 if (*haystack) |
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175
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|
925 haystack++; |
10 | 926 else |
175 | 927 end = TRUE; |
39 | 928 } |
929 else | |
930 { | |
186
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|
931 if (*haystack) |
39 | 932 { |
175 | 933 if (tmp) |
39 | 934 { |
175 | 935 any = TRUE; |
936 pattern = tmp; | |
39 | 937 } |
938 else | |
175 | 939 matched = FALSE; |
44 | 940 } |
941 else | |
175 | 942 end = TRUE; |
10 | 943 } |
944 break; | |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
945 |
10 | 946 default: |
175 | 947 if (any) |
39 | 948 { |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
949 if (th_tolower(*pattern) == th_tolower(*haystack)) |
39 | 950 { |
175 | 951 any = FALSE; |
39 | 952 } |
953 else | |
954 { | |
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
|
955 if (*haystack) |
1ee46a95aa8c
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Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
956 haystack++; |
10 | 957 else |
175 | 958 matched = FALSE; |
10 | 959 } |
39 | 960 } |
961 else | |
962 { | |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
963 if (th_tolower(*pattern) == th_tolower(*haystack)) |
39 | 964 { |
10 | 965 if (*pattern) |
966 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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|
967 if (*haystack) |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
968 haystack++; |
39 | 969 } |
970 else | |
971 { | |
175 | 972 if (tmp) |
39 | 973 { |
175 | 974 any = TRUE; |
975 pattern = tmp; | |
39 | 976 } |
977 else | |
175 | 978 matched = FALSE; |
10 | 979 } |
980 } | |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
981 |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
982 if (!*haystack && !*pattern) |
175 | 983 end = TRUE; |
39 | 984 |
10 | 985 break; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
986 |
129 | 987 } // switch |
175 | 988 } while (matched && !end); |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
989 |
175 | 990 return matched; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
991 } |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
992 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
993 |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
994 int th_get_hex_triplet(const char *str) |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
995 { |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
996 const char *p = str; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
997 int len, val = 0; |
44 | 998 |
39 | 999 for (len = 0; *p && len < 6; p++, len++) |
1000 { | |
1001 if (*p >= '0' && *p <= '9') | |
1002 { | |
1003 val *= 16; | |
1004 val += (*p - '0'); | |
1005 } | |
174 | 1006 else |
1007 if (*p >= 'A' && *p <= 'F') | |
39 | 1008 { |
1009 val *= 16; | |
1010 val += (*p - 'A') + 10; | |
1011 } | |
174 | 1012 else |
1013 if (*p >= 'a' && *p <= 'f') | |
39 | 1014 { |
1015 val *= 16; | |
1016 val += (*p - 'a') + 10; | |
1017 } | |
1018 else | |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
1019 return -1; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
1020 } |
44 | 1021 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
1022 return (len == 6) ? val : -1; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
1023 } |
162
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1024 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1025 |
167
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1026 BOOL th_get_boolean(const char *str, BOOL *value) |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1027 { |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1028 if (!th_strcasecmp(str, "yes") || |
169
a06a87b771ce
Add on/off to valid boolean values.
Matti Hamalainen <ccr@tnsp.org>
parents:
167
diff
changeset
|
1029 !th_strcasecmp(str, "on") || |
167
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1030 !th_strcasecmp(str, "true") || |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1031 !th_strcasecmp(str, "1")) |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1032 { |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1033 *value = TRUE; |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1034 return TRUE; |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1035 } |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1036 else |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1037 if (!th_strcasecmp(str, "no") || |
169
a06a87b771ce
Add on/off to valid boolean values.
Matti Hamalainen <ccr@tnsp.org>
parents:
167
diff
changeset
|
1038 !th_strcasecmp(str, "off") || |
167
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1039 !th_strcasecmp(str, "false") || |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1040 !th_strcasecmp(str, "0")) |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1041 { |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1042 *value = FALSE; |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1043 return TRUE; |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1044 } |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1045 else |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1046 return FALSE; |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1047 } |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1048 |
7638fa9d191f
Add th_get_boolean() function.
Matti Hamalainen <ccr@tnsp.org>
parents:
162
diff
changeset
|
1049 |
162
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1050 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
|
1051 { |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1052 while (count--) |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1053 fputc(' ', outFile); |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1054 } |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1055 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1056 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1057 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
|
1058 { |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1059 size_t pos = 0; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1060 BOOL first = TRUE; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1061 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1062 while (str[pos]) |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1063 { |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1064 // Pre-pad line |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1065 int linelen = first ? spad : rpad; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1066 th_pad(fh, first ? 0 : rpad); |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1067 first = FALSE; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1068 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1069 // Skip whitespace at line start |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1070 while (th_isspace(str[pos]) || str[pos] == '\n') pos++; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1071 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1072 // Handle each word |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1073 while (str[pos] && str[pos] != '\n') |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1074 { |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1075 size_t next; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1076 int wlen; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1077 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1078 // Find word length and next break |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1079 for (wlen = 0, next = pos; str[next] && !th_isspace(str[next]) && str[next] != '\n'; next++, wlen++); |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1080 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1081 // Check if we have too much of text? |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1082 if (linelen + wlen >= width) |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1083 break; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1084 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1085 // Print what we have |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1086 for (;pos < next; pos++, linelen++) |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1087 fputc(str[pos], fh); |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1088 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1089 // Check if we are at end of input or hard linefeed |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1090 if (str[next] == '\n' || str[next] == 0) |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1091 break; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1092 else |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1093 { |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1094 fputc(str[pos], fh); |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1095 pos++; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1096 linelen++; |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1097 } |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1098 } |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1099 fprintf(fh, "\n"); |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1100 } |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
1101 } |