Mercurial > hg > th-libs
annotate th_string.c @ 310:11cba47777ec
Split some things to a template file th_printf1.c
author | Matti Hamalainen <ccr@tnsp.org> |
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date | Mon, 22 Feb 2016 21:56:23 +0200 |
parents | 0311f139fcf6 |
children | d6a9db84d702 |
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 { |
299
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132 char pad = (f_flags & TH_PF_ZERO) ? '0' : ' '; |
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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 { |
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149 char pad = ' '; |
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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) |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
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298
diff
changeset
|
154 return ret; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
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parents:
298
diff
changeset
|
155 } |
280
454f0d37d94b
Implement th_printf_vput_pad() helper and use it where needed.
Matti Hamalainen <ccr@tnsp.org>
parents:
279
diff
changeset
|
156 } |
454f0d37d94b
Implement th_printf_vput_pad() helper and use it where needed.
Matti Hamalainen <ccr@tnsp.org>
parents:
279
diff
changeset
|
157 return 0; |
454f0d37d94b
Implement th_printf_vput_pad() helper and use it where needed.
Matti Hamalainen <ccr@tnsp.org>
parents:
279
diff
changeset
|
158 } |
454f0d37d94b
Implement th_printf_vput_pad() helper and use it where needed.
Matti Hamalainen <ccr@tnsp.org>
parents:
279
diff
changeset
|
159 |
284 | 160 |
310
11cba47777ec
Split some things to a template file th_printf1.c
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parents:
299
diff
changeset
|
161 int th_printf_vput_intstr(th_printf_ctx *ctx, th_printf_vputch vputch, |
11cba47777ec
Split some things to a template file th_printf1.c
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299
diff
changeset
|
162 const char *buf, const int f_width, int pos, const int f_flags) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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parents:
224
diff
changeset
|
163 { |
229 | 164 // Calculate necessary padding, if any |
310
11cba47777ec
Split some things to a template file th_printf1.c
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299
diff
changeset
|
165 int ret, nwidth = f_width - pos; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
166 |
241 | 167 // Prefix padding? |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
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298
diff
changeset
|
168 if ((ret = th_printf_pad_pre(ctx, vputch, nwidth, f_flags)) == EOF) |
310
11cba47777ec
Split some things to a template file th_printf1.c
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299
diff
changeset
|
169 return ret; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
170 |
229 | 171 // Output the value |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
172 while (pos--) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
173 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
174 if ((ret = vputch(ctx, buf[pos])) == EOF) |
310
11cba47777ec
Split some things to a template file th_printf1.c
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299
diff
changeset
|
175 return ret; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
176 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
177 |
229 | 178 // Postfix padding? |
310
11cba47777ec
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299
diff
changeset
|
179 return th_printf_pad_post(ctx, vputch, nwidth, f_flags); |
11cba47777ec
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299
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changeset
|
180 } |
11cba47777ec
Split some things to a template file th_printf1.c
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299
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changeset
|
181 |
11cba47777ec
Split some things to a template file th_printf1.c
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299
diff
changeset
|
182 |
11cba47777ec
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299
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changeset
|
183 #define TH_PFUNC_NAME th_printf_vput_int |
11cba47777ec
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|
184 #define TH_PFUNC_SIGNED |
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|
185 #define TH_PFUNC_TYPE_S int |
11cba47777ec
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|
186 #define TH_PFUNC_TYPE_U unsigned int |
11cba47777ec
Split some things to a template file th_printf1.c
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changeset
|
187 #include "th_printf1.c" |
11cba47777ec
Split some things to a template file th_printf1.c
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299
diff
changeset
|
188 |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
189 |
310
11cba47777ec
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299
diff
changeset
|
190 #define TH_PFUNC_NAME th_printf_vput_int64 |
11cba47777ec
Split some things to a template file th_printf1.c
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299
diff
changeset
|
191 #define TH_PFUNC_SIGNED |
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
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299
diff
changeset
|
192 #define TH_PFUNC_TYPE_S int64_t |
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
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299
diff
changeset
|
193 #define TH_PFUNC_TYPE_U uint64_t |
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
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299
diff
changeset
|
194 #include "th_printf1.c" |
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
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299
diff
changeset
|
195 |
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
196 |
11cba47777ec
Split some things to a template file th_printf1.c
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299
diff
changeset
|
197 #define TH_PFUNC_NAME th_printf_vput_size_t |
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
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299
diff
changeset
|
198 #define TH_PFUNC_TYPE_U size_t |
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
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299
diff
changeset
|
199 #include "th_printf1.c" |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
200 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
201 |
277
7450d744e633
Rename internal functions and add a typedef for function pointer used for vputch().
Matti Hamalainen <ccr@tnsp.org>
parents:
268
diff
changeset
|
202 static int th_printf_vput_str(th_printf_ctx *ctx, th_printf_vputch vputch, |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
203 const char *str, const 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
|
204 { |
248
3a2a29f801ed
Add check for NULL strings.
Matti Hamalainen <ccr@tnsp.org>
parents:
247
diff
changeset
|
205 int nwidth, ret = 0; |
3a2a29f801ed
Add check for NULL strings.
Matti Hamalainen <ccr@tnsp.org>
parents:
247
diff
changeset
|
206 |
3a2a29f801ed
Add check for NULL strings.
Matti Hamalainen <ccr@tnsp.org>
parents:
247
diff
changeset
|
207 // Check for null strings |
3a2a29f801ed
Add check for NULL strings.
Matti Hamalainen <ccr@tnsp.org>
parents:
247
diff
changeset
|
208 if (str == NULL) |
3a2a29f801ed
Add check for NULL strings.
Matti Hamalainen <ccr@tnsp.org>
parents:
247
diff
changeset
|
209 str = "(null)"; |
3a2a29f801ed
Add check for NULL strings.
Matti Hamalainen <ccr@tnsp.org>
parents:
247
diff
changeset
|
210 |
285
e1414cf8fef8
Rename some function arguments and variables.
Matti Hamalainen <ccr@tnsp.org>
parents:
284
diff
changeset
|
211 nwidth = f_width - strlen(str); |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
212 |
241 | 213 // Prefix padding? |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
214 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
|
215 goto out; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
216 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
217 while (*str) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
218 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
219 if ((ret = vputch(ctx, *str++)) == EOF) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
220 goto out; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
221 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
222 |
241 | 223 // Postfix padding? |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
224 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
|
225 goto out; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
226 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
227 out: |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
228 return ret; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
229 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
230 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
231 |
277
7450d744e633
Rename internal functions and add a typedef for function pointer used for vputch().
Matti Hamalainen <ccr@tnsp.org>
parents:
268
diff
changeset
|
232 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
|
233 { |
238
d3ab9d263409
Initialize return value variable.
Matti Hamalainen <ccr@tnsp.org>
parents:
237
diff
changeset
|
234 int ret = 0; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
235 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
236 while (*fmt) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
237 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
238 if (*fmt != '%') |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
239 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
240 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
|
241 goto out; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
242 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
243 else |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
244 { |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
245 int f_width = 0, f_prec = 1, f_flags = 0; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
246 BOOL end = FALSE; |
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 fmt++; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
249 |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
250 // Check for flags |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
251 while (!end) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
252 { |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
253 switch (*fmt) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
254 { |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
255 case '#': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
256 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
|
257 break; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
258 |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
259 case '+': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
260 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
|
261 break; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
262 |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
263 case '0': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
264 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
|
265 break; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
266 |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
267 case '-': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
268 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
|
269 break; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
270 |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
271 case ' ': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
272 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
|
273 break; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
274 |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
275 case '\'': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
276 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
|
277 break; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
278 |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
279 default: |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
280 end = TRUE; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
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298
diff
changeset
|
281 break; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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parents:
224
diff
changeset
|
282 } |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
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parents:
298
diff
changeset
|
283 if (!end) fmt++; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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parents:
224
diff
changeset
|
284 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
285 |
284 | 286 // Get field width |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
287 while (th_isdigit(*fmt)) |
285
e1414cf8fef8
Rename some function arguments and variables.
Matti Hamalainen <ccr@tnsp.org>
parents:
284
diff
changeset
|
288 f_width = f_width * 10 + (*fmt++ - '0'); |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
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224
diff
changeset
|
289 |
298 | 290 // Check for field precision |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
291 if (*fmt == '.') |
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
292 { |
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
293 fmt++; |
298 | 294 // 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
|
295 f_prec = 0; |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
296 while (th_isdigit(*fmt)) |
285
e1414cf8fef8
Rename some function arguments and variables.
Matti Hamalainen <ccr@tnsp.org>
parents:
284
diff
changeset
|
297 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
|
298 |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
299 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
|
300 } |
298 | 301 |
287
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
302 // Check for length modifiers (NOT SUPPORTED CURRENTLY) |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
303 switch (*fmt) |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
304 { |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
305 case 'l': |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
306 case 'L': |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
307 case 'h': |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
308 case 'j': |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
309 case 'z': |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
310 case 't': |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
311 return -202; |
e214637b0645
Add check for (currently unsupported) length modifiers.
Matti Hamalainen <ccr@tnsp.org>
parents:
286
diff
changeset
|
312 } |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
313 |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
314 switch (*fmt) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
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parents:
224
diff
changeset
|
315 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
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224
diff
changeset
|
316 case 0: |
247
2fc282c365a8
Use special error codes for syntax errors in format string.
Matti Hamalainen <ccr@tnsp.org>
parents:
246
diff
changeset
|
317 return -104; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
318 |
249 | 319 case 'c': |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
320 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
|
321 goto out; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
322 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
|
323 goto out; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
324 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
|
325 goto out; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
326 break; |
250 | 327 |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
328 case 'o': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
329 if ((ret = th_printf_vput_int(ctx, vputch, va_arg(ap, unsigned int), |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
330 8, f_flags, f_width, FALSE, FALSE)) == EOF) |
249 | 331 goto out; |
332 break; | |
333 | |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
334 case 'u': |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
335 case 'i': |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
336 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
|
337 if ((ret = th_printf_vput_int(ctx, vputch, va_arg(ap, unsigned int), |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
338 10, f_flags, f_width, *fmt == 'u', FALSE)) == EOF) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
339 goto out; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
340 break; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
341 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
342 case 'x': |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
343 case 'X': |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
344 if ((ret = th_printf_vput_int(ctx, vputch, va_arg(ap, unsigned int), |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
345 16, f_flags, f_width, TRUE, *fmt == 'X')) == EOF) |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
346 goto out; |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
347 break; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
348 |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
349 case 'p': |
310
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
350 #if (TH_PTRSIZE == 32) |
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
351 if ((ret = th_printf_vput_int(ctx, vputch, (int32_t) va_arg(ap, void *), |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
352 16, f_flags, f_width, TRUE, FALSE)) == EOF) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
353 goto out; |
310
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
354 #elif (TH_PTRSIZE == 64) |
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
355 if ((ret = th_printf_vput_int64(ctx, vputch, (int64_t) va_arg(ap, void *), |
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
356 16, f_flags, f_width, TRUE, FALSE)) == EOF) |
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
357 goto out; |
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
358 #else |
11cba47777ec
Split some things to a template file th_printf1.c
Matti Hamalainen <ccr@tnsp.org>
parents:
299
diff
changeset
|
359 # 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
|
360 #endif |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
361 break; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
362 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
363 case 'f': |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
364 case 'F': |
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
365 return -112; |
240
5e781dba6136
Some preparation for %f support .. if it ever happens.
Matti Hamalainen <ccr@tnsp.org>
parents:
239
diff
changeset
|
366 break; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
367 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
368 case 's': |
299
0311f139fcf6
Refactor how various printf modifier flags etc. are handled. Still needs
Matti Hamalainen <ccr@tnsp.org>
parents:
298
diff
changeset
|
369 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
|
370 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
|
371 goto out; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
372 break; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
373 |
278
a6088507317b
Comment out case '%', it's superfluous here.
Matti Hamalainen <ccr@tnsp.org>
parents:
277
diff
changeset
|
374 //case '%': |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
375 default: |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
376 if ((ret = vputch(ctx, *fmt)) == EOF) |
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
377 goto out; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
378 break; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
379 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
380 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
381 fmt++; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
382 } |
243 | 383 |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
384 out: |
279
15e2ee6c7bfc
Add th_printf_ctx.ipos and use it for return values. It's a hack. :S
Matti Hamalainen <ccr@tnsp.org>
parents:
278
diff
changeset
|
385 return ret == EOF ? ret : ctx->ipos; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
386 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
387 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
388 |
239
10f596441e75
Silence unused function warning when not using internal implementations.
Matti Hamalainen <ccr@tnsp.org>
parents:
238
diff
changeset
|
389 #ifdef TH_USE_INTERNAL_SPRINTF |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
390 static int th_pbuf_vputch(th_printf_ctx *ctx, const char ch) |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
391 { |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
392 if (ctx->pos < ctx->size) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
393 ctx->buf[ctx->pos] = ch; |
283 | 394 |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
395 ctx->pos++; |
279
15e2ee6c7bfc
Add th_printf_ctx.ipos and use it for return values. It's a hack. :S
Matti Hamalainen <ccr@tnsp.org>
parents:
278
diff
changeset
|
396 ctx->ipos++; |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
397 return ch; |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
398 } |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
399 |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
400 |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
401 static int th_stdio_vputch(th_printf_ctx *ctx, const char ch) |
239
10f596441e75
Silence unused function warning when not using internal implementations.
Matti Hamalainen <ccr@tnsp.org>
parents:
238
diff
changeset
|
402 { |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
403 ctx->pos++; |
279
15e2ee6c7bfc
Add th_printf_ctx.ipos and use it for return values. It's a hack. :S
Matti Hamalainen <ccr@tnsp.org>
parents:
278
diff
changeset
|
404 ctx->ipos++; |
251
7b76108248e9
More work on printing functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
250
diff
changeset
|
405 return fputc(ch, (FILE *) ctx->data); |
239
10f596441e75
Silence unused function warning when not using internal implementations.
Matti Hamalainen <ccr@tnsp.org>
parents:
238
diff
changeset
|
406 } |
10f596441e75
Silence unused function warning when not using internal implementations.
Matti Hamalainen <ccr@tnsp.org>
parents:
238
diff
changeset
|
407 #endif |
10f596441e75
Silence unused function warning when not using internal implementations.
Matti Hamalainen <ccr@tnsp.org>
parents:
238
diff
changeset
|
408 |
10f596441e75
Silence unused function warning when not using internal implementations.
Matti Hamalainen <ccr@tnsp.org>
parents:
238
diff
changeset
|
409 |
228
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
diff
changeset
|
410 int th_vsnprintf(char *buf, size_t size, const char *fmt, va_list ap) |
ca9cd98dbcff
Initial work on printf() style function family implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
224
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411 { |
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412 #ifdef TH_USE_INTERNAL_SPRINTF |
252 | 413 int ret; |
251
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414 th_printf_ctx ctx; |
228
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415 ctx.buf = buf; |
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416 ctx.size = size; |
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417 ctx.pos = 0; |
281
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418 ctx.ipos = 0; |
228
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419 |
252 | 420 ret = th_vprintf_do(&ctx, th_pbuf_vputch, fmt, ap); |
421 | |
422 if (ctx.pos < size) | |
423 buf[ctx.pos] = 0; | |
424 else | |
425 if (size > 0) | |
426 buf[size - 1] = 0; | |
427 | |
428 return ret; | |
228
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429 #else |
237
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Oops, s/vsnpintf/vsnprintf/.
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430 return vsnprintf(buf, size, fmt, ap); |
228
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431 #endif |
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432 } |
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433 |
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434 |
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435 int th_snprintf(char *buf, size_t size, const char *fmt, ...) |
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436 { |
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437 int n; |
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438 va_list ap; |
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439 va_start(ap, fmt); |
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440 #ifdef TH_USE_INTERNAL_SPRINTF |
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441 n = th_vsnprintf(buf, size, fmt, ap); |
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442 #else |
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443 n = vsnprintf(buf, size, fmt, ap); |
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444 #endif |
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445 va_end(ap); |
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446 return n; |
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447 } |
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448 |
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449 |
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450 int th_vfprintf(FILE *fh, const char *fmt, va_list ap) |
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451 { |
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452 #ifdef TH_USE_INTERNAL_SPRINTF |
251
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453 th_printf_ctx ctx; |
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454 ctx.data = (void *) fh; |
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455 ctx.pos = 0; |
281
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456 ctx.ipos = 0; |
251
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457 |
252 | 458 return th_vprintf_do(&ctx, th_stdio_vputch, fmt, ap); |
228
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459 #else |
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460 return vfprintf(fh, fmt, ap); |
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461 #endif |
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462 } |
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463 |
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464 |
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465 int th_fprintf(FILE *fh, const char *fmt, ...) |
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466 { |
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467 int ret; |
251
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468 #ifdef TH_USE_INTERNAL_SPRINTF |
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469 th_printf_ctx ctx; |
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470 #endif |
228
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471 va_list ap; |
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472 va_start(ap, fmt); |
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473 #ifdef TH_USE_INTERNAL_SPRINTF |
251
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474 ctx.data = (void *) fh; |
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475 ctx.pos = 0; |
281
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476 ctx.ipos = 0; |
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477 |
252 | 478 ret = th_vprintf_do(&ctx, th_stdio_vputch, fmt, ap); |
228
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479 #else |
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480 ret = fprintf(fh, fmt, ap); |
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481 #endif |
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482 va_end(ap); |
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483 return ret; |
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Initial work on printf() style function family implementation.
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|
484 } |
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Initial work on printf() style function family implementation.
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|
485 |
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|
486 |
14
e5e6370217ef
Various cleanups, additions and removals.
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|
487 /* Simulate a sprintf() that allocates memory |
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|
488 */ |
43 | 489 char *th_strdup_vprintf(const char *fmt, va_list args) |
0
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Initial import into Mercurial repository. Discarding old cvs/svn history
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490 { |
133 | 491 int size = 64; |
492 char *buf, *tmp; | |
0
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Initial import into Mercurial repository. Discarding old cvs/svn history
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493 |
260 | 494 if (fmt == NULL) |
495 return NULL; | |
496 | |
14
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|
497 if ((buf = th_malloc(size)) == NULL) |
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|
498 return NULL; |
44 | 499 |
39 | 500 while (1) |
501 { | |
37
3986b139bbbd
Fix th_strdup_vprintf(), another misuse of va_list without making a copy of it... :(
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36
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|
502 int n; |
3986b139bbbd
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|
503 va_list ap; |
3986b139bbbd
Fix th_strdup_vprintf(), another misuse of va_list without making a copy of it... :(
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|
504 va_copy(ap, args); |
3986b139bbbd
Fix th_strdup_vprintf(), another misuse of va_list without making a copy of it... :(
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|
505 n = vsnprintf(buf, size, fmt, ap); |
3986b139bbbd
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|
506 va_end(ap); |
3986b139bbbd
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diff
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|
507 |
14
e5e6370217ef
Various cleanups, additions and removals.
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changeset
|
508 if (n > -1 && n < size) |
e5e6370217ef
Various cleanups, additions and removals.
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|
509 return buf; |
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Various cleanups, additions and removals.
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changeset
|
510 if (n > -1) |
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Various cleanups, additions and removals.
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changeset
|
511 size = n + 1; |
e5e6370217ef
Various cleanups, additions and removals.
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diff
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|
512 else |
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Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
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10
diff
changeset
|
513 size *= 2; |
37
3986b139bbbd
Fix th_strdup_vprintf(), another misuse of va_list without making a copy of it... :(
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diff
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|
514 |
133 | 515 if ((tmp = th_realloc(buf, size)) == NULL) |
516 { | |
517 th_free(buf); | |
14
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|
518 return NULL; |
133 | 519 } |
520 else | |
521 buf = tmp; | |
10 | 522 } |
14
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|
523 } |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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changeset
|
524 |
14
e5e6370217ef
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diff
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|
525 |
43 | 526 char *th_strdup_printf(const char *fmt, ...) |
14
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Various cleanups, additions and removals.
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diff
changeset
|
527 { |
e5e6370217ef
Various cleanups, additions and removals.
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10
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changeset
|
528 char *res; |
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Various cleanups, additions and removals.
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diff
changeset
|
529 va_list ap; |
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Various cleanups, additions and removals.
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diff
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|
530 |
e5e6370217ef
Various cleanups, additions and removals.
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diff
changeset
|
531 va_start(ap, fmt); |
e5e6370217ef
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|
532 res = th_strdup_vprintf(fmt, ap); |
e5e6370217ef
Various cleanups, additions and removals.
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diff
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|
533 va_end(ap); |
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Various cleanups, additions and removals.
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10
diff
changeset
|
534 |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
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10
diff
changeset
|
535 return res; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
diff
changeset
|
536 } |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
diff
changeset
|
537 |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
538 |
30
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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29
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changeset
|
539 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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diff
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|
540 { |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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29
diff
changeset
|
541 char *tmp = th_strdup_vprintf(fmt, ap); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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diff
changeset
|
542 th_free(*buf); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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29
diff
changeset
|
543 *buf = tmp; |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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29
diff
changeset
|
544 } |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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29
diff
changeset
|
545 |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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parents:
29
diff
changeset
|
546 |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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changeset
|
547 void th_pstr_printf(char **buf, const char *fmt, ...) |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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changeset
|
548 { |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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29
diff
changeset
|
549 char *tmp; |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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29
diff
changeset
|
550 va_list ap; |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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parents:
29
diff
changeset
|
551 |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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29
diff
changeset
|
552 va_start(ap, fmt); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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29
diff
changeset
|
553 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
|
554 va_end(ap); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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29
diff
changeset
|
555 |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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29
diff
changeset
|
556 th_free(*buf); |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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29
diff
changeset
|
557 *buf = tmp; |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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29
diff
changeset
|
558 } |
10d2dc143e4b
Add helper functions th_pstr_vprintf() and th_pstr_printf().
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559 |
88 | 560 |
0
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561 /* Compare two strings ignoring case [strcasecmp, strncasecmp] |
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562 */ |
186
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563 int th_strcasecmp(const char *haystack, const char *needle) |
0
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564 { |
186
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565 const char *s1 = haystack, *s2 = needle; |
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566 assert(haystack != NULL); |
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567 assert(needle != NULL); |
0
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568 |
186
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569 if (haystack == needle) |
10 | 570 return 0; |
0
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571 |
262
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Found some nasty bugs hiding in th_str{n}casecmp() functions via unit tests. Fixed.
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|
572 while (*s1 && *s2) |
39 | 573 { |
262
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574 int k = th_tolower(*s1) - th_tolower(*s2); |
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575 if (k != 0) |
283 | 576 return k; |
10 | 577 s1++; |
578 s2++; | |
579 } | |
0
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580 |
262
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581 return 0; |
0
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582 } |
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|
583 |
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584 |
186
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585 int th_strncasecmp(const char *haystack, const char *needle, size_t n) |
0
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586 { |
186
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587 const char *s1 = haystack, *s2 = needle; |
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588 assert(haystack != NULL); |
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589 assert(needle != NULL); |
0
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590 |
186
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591 if (haystack == needle) |
10 | 592 return 0; |
0
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593 |
262
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594 while (n > 0 && *s1 && *s2) |
39 | 595 { |
262
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596 int k = th_tolower(*s1) - th_tolower(*s2); |
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597 if (k != 0) |
283 | 598 return k; |
10 | 599 s1++; |
600 s2++; | |
601 n--; | |
602 } | |
0
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603 |
262
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604 return 0; |
0
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605 } |
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606 |
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607 |
89
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608 /* Check if end of the given string str matches needle |
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609 * case-insensitively, return pointer to start of the match, |
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610 * if found, NULL otherwise. |
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611 */ |
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612 char *th_strrcasecmp(char *str, const char *needle) |
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613 { |
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614 if (str == NULL || needle == NULL) |
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615 return NULL; |
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|
616 |
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617 const size_t |
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618 slen = strlen(str), |
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619 nlen = strlen(needle); |
228
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620 |
89
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621 if (slen < nlen) |
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622 return NULL; |
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623 |
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624 if (th_strcasecmp(str - nlen - 1, needle) == 0) |
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625 return str - nlen - 1; |
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626 else |
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627 return NULL; |
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628 } |
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629 |
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630 |
0
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631 /* Remove all occurences of control characters, in-place. |
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632 * Resulting string is always shorter or same length than original. |
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633 */ |
43 | 634 void th_strip_ctrlchars(char *str) |
0
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635 { |
10 | 636 char *i, *j; |
637 assert(str != NULL); | |
0
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638 |
10 | 639 i = str; |
640 j = str; | |
39 | 641 while (*i) |
642 { | |
10 | 643 if (!th_iscntrl(*i)) |
644 *(j++) = *i; | |
645 i++; | |
646 } | |
0
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647 |
10 | 648 *j = 0; |
0
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649 } |
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650 |
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651 |
186
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652 /* Copy a given string over in *pdst. |
0
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653 */ |
186
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654 int th_pstrcpy(char **pdst, const char *src) |
0
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655 { |
186
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656 assert(pdst != NULL); |
0
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657 |
186
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658 if (src == NULL) |
10 | 659 return -1; |
0
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660 |
186
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661 th_free(*pdst); |
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662 if ((*pdst = th_malloc(strlen(src) + 1)) == NULL) |
10 | 663 return -2; |
0
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664 |
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665 strcpy(*pdst, src); |
10 | 666 return 0; |
0
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667 } |
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|
668 |
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669 |
186
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670 /* Concatenates a given string into string pointed by *pdst. |
0
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671 */ |
186
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672 int th_pstrcat(char **pdst, const char *src) |
0
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673 { |
186
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674 assert(pdst != NULL); |
0
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675 |
186
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676 if (src == NULL) |
10 | 677 return -1; |
0
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678 |
186
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679 if (*pdst != NULL) |
39 | 680 { |
186
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681 *pdst = th_realloc(*pdst, strlen(*pdst) + strlen(src) + 1); |
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682 if (*pdst == NULL) |
10 | 683 return -1; |
0
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684 |
186
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685 strcat(*pdst, src); |
39 | 686 } |
687 else | |
688 { | |
186
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689 *pdst = th_malloc(strlen(src) + 1); |
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690 if (*pdst == NULL) |
10 | 691 return -1; |
0
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692 |
186
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693 strcpy(*pdst, src); |
10 | 694 } |
0
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695 |
10 | 696 return 0; |
0
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|
697 } |
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698 |
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699 |
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700 /* Find next non-whitespace character in string. |
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701 * Updates iPos into the position of such character and |
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702 * returns pointer to the string. |
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703 */ |
43 | 704 const char *th_findnext(const char *str, size_t *pos) |
0
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705 { |
10 | 706 assert(str != NULL); |
0
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707 |
129 | 708 // Terminating NULL-character is not whitespace! |
14
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|
709 while (th_isspace(str[*pos])) |
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710 (*pos)++; |
39 | 711 |
14
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|
712 return &str[*pos]; |
0
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parents:
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|
713 } |
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parents:
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|
714 |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
diff
changeset
|
715 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
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diff
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|
716 /* Find next sep-character from string |
0
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parents:
diff
changeset
|
717 */ |
43 | 718 const char *th_findsep(const char *str, size_t *pos, char sep) |
0
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Matti Hamalainen <ccr@tnsp.org>
parents:
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changeset
|
719 { |
10 | 720 assert(str != NULL); |
0
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parents:
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|
721 |
14
e5e6370217ef
Various cleanups, additions and removals.
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parents:
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diff
changeset
|
722 while (str[*pos] && str[*pos] != sep) |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
723 (*pos)++; |
e5e6370217ef
Various cleanups, additions and removals.
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parents:
10
diff
changeset
|
724 |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
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10
diff
changeset
|
725 return &str[*pos]; |
0
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff
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|
726 } |
bd61a80a6c54
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
727 |
bd61a80a6c54
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
728 |
14
e5e6370217ef
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Matti Hamalainen <ccr@tnsp.org>
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diff
changeset
|
729 /* Find next sep- or whitespace from string |
0
bd61a80a6c54
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
730 */ |
43 | 731 const char *th_findseporspace(const char *str, size_t *pos, char sep) |
0
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Matti Hamalainen <ccr@tnsp.org>
parents:
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changeset
|
732 { |
10 | 733 assert(str != NULL); |
0
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parents:
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changeset
|
734 |
14
e5e6370217ef
Various cleanups, additions and removals.
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parents:
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diff
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|
735 while (!th_isspace(str[*pos]) && str[*pos] != sep) |
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Various cleanups, additions and removals.
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parents:
10
diff
changeset
|
736 (*pos)++; |
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parents:
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diff
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|
737 |
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Various cleanups, additions and removals.
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parents:
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diff
changeset
|
738 return &str[*pos]; |
0
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parents:
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|
739 } |
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Matti Hamalainen <ccr@tnsp.org>
parents:
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|
740 |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
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|
741 |
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Matti Hamalainen <ccr@tnsp.org>
parents:
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|
742 /* Compare a string to a pattern. Case-SENSITIVE version. |
bd61a80a6c54
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Matti Hamalainen <ccr@tnsp.org>
parents:
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|
743 * The matching pattern can consist of any normal characters plus |
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Matti Hamalainen <ccr@tnsp.org>
parents:
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changeset
|
744 * wildcards ? and *. "?" matches any character and "*" matches |
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parents:
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|
745 * any number of characters. |
bd61a80a6c54
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parents:
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|
746 */ |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
747 BOOL th_strmatch(const char *haystack, const char *pattern) |
0
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parents:
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|
748 { |
175 | 749 BOOL matched = TRUE, any = FALSE, end = FALSE; |
750 const char *tmp = NULL; | |
0
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parents:
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|
751 |
129 | 752 // Check given pattern and string |
186
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|
753 if (haystack == NULL || pattern == NULL) |
10 | 754 return FALSE; |
0
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parents:
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|
755 |
129 | 756 // Start comparision |
10 | 757 do { |
175 | 758 matched = FALSE; |
39 | 759 switch (*pattern) |
760 { | |
10 | 761 case '?': |
129 | 762 // Any single character matches |
186
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Clean up the code, add argument identifiers to function prototypes and
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diff
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|
763 if (*haystack) |
39 | 764 { |
175 | 765 matched = TRUE; |
10 | 766 pattern++; |
186
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Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
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|
767 haystack++; |
10 | 768 } |
769 break; | |
0
bd61a80a6c54
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parents:
diff
changeset
|
770 |
10 | 771 case '*': |
175 | 772 matched = TRUE; |
10 | 773 pattern++; |
774 if (!*pattern) | |
175 | 775 end = TRUE; |
776 any = TRUE; | |
777 tmp = pattern; | |
10 | 778 break; |
0
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Initial import into Mercurial repository. Discarding old cvs/svn history
Matti Hamalainen <ccr@tnsp.org>
parents:
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changeset
|
779 |
10 | 780 case 0: |
175 | 781 if (any) |
39 | 782 { |
186
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Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
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|
783 if (*haystack) |
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175
diff
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|
784 haystack++; |
10 | 785 else |
175 | 786 end = TRUE; |
39 | 787 } |
788 else | |
789 { | |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
790 if (*haystack) |
39 | 791 { |
175 | 792 if (tmp) |
39 | 793 { |
175 | 794 any = TRUE; |
795 pattern = tmp; | |
39 | 796 } |
797 else | |
175 | 798 matched = FALSE; |
44 | 799 } |
800 else | |
175 | 801 end = TRUE; |
10 | 802 } |
803 break; | |
175 | 804 |
10 | 805 default: |
175 | 806 if (any) |
39 | 807 { |
186
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Clean up the code, add argument identifiers to function prototypes and
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175
diff
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|
808 if (*pattern == *haystack) |
39 | 809 { |
175 | 810 any = FALSE; |
811 matched = TRUE; | |
39 | 812 } |
813 else | |
814 { | |
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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diff
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|
815 if (*haystack) |
39 | 816 { |
175 | 817 matched = TRUE; |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
818 haystack++; |
10 | 819 } |
820 } | |
39 | 821 } |
822 else | |
823 { | |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
824 if (*pattern == *haystack) |
39 | 825 { |
175 | 826 matched = TRUE; |
10 | 827 if (*pattern) |
828 pattern++; | |
186
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Clean up the code, add argument identifiers to function prototypes and
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|
829 if (*haystack) |
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diff
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|
830 haystack++; |
39 | 831 } |
832 else | |
833 { | |
175 | 834 if (tmp) |
39 | 835 { |
175 | 836 matched = TRUE; |
837 any = TRUE; | |
838 pattern = tmp; | |
10 | 839 } |
840 } | |
841 } | |
0
bd61a80a6c54
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842 |
186
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diff
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|
843 if (!*haystack && !*pattern) |
175 | 844 end = TRUE; |
10 | 845 break; |
0
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|
846 |
129 | 847 } // switch |
175 | 848 } while (matched && !end); |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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|
849 |
175 | 850 return matched; |
0
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changeset
|
851 } |
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|
852 |
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|
853 |
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|
854 /* Compare a string to a pattern. Case-INSENSITIVE version. |
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|
855 */ |
186
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|
856 BOOL th_strcasematch(const char *haystack, const char *pattern) |
0
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|
857 { |
175 | 858 BOOL matched = TRUE, any = FALSE, end = FALSE; |
859 const char *tmp = NULL; | |
0
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|
860 |
129 | 861 // 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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|
862 if (haystack == NULL || pattern == NULL) |
10 | 863 return FALSE; |
0
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parents:
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changeset
|
864 |
129 | 865 // Start comparision |
10 | 866 do { |
867 switch (*pattern) { | |
868 case '?': | |
129 | 869 // Any single character matches |
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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|
870 if (*haystack) |
39 | 871 { |
10 | 872 pattern++; |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
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diff
changeset
|
873 haystack++; |
44 | 874 } |
875 else | |
175 | 876 matched = FALSE; |
10 | 877 break; |
0
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Matti Hamalainen <ccr@tnsp.org>
parents:
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changeset
|
878 |
10 | 879 case '*': |
880 pattern++; | |
881 if (!*pattern || *pattern == '?') | |
175 | 882 end = TRUE; |
883 any = TRUE; | |
884 tmp = pattern; | |
10 | 885 break; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
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changeset
|
886 |
10 | 887 case 0: |
175 | 888 if (any) |
39 | 889 { |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
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diff
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|
890 if (*haystack) |
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
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175
diff
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|
891 haystack++; |
10 | 892 else |
175 | 893 end = TRUE; |
39 | 894 } |
895 else | |
896 { | |
186
1ee46a95aa8c
Clean up the code, add argument identifiers to function prototypes and
Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
897 if (*haystack) |
39 | 898 { |
175 | 899 if (tmp) |
39 | 900 { |
175 | 901 any = TRUE; |
902 pattern = tmp; | |
39 | 903 } |
904 else | |
175 | 905 matched = FALSE; |
44 | 906 } |
907 else | |
175 | 908 end = TRUE; |
10 | 909 } |
910 break; | |
0
bd61a80a6c54
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Matti Hamalainen <ccr@tnsp.org>
parents:
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changeset
|
911 |
10 | 912 default: |
175 | 913 if (any) |
39 | 914 { |
186
1ee46a95aa8c
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Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
915 if (th_tolower(*pattern) == th_tolower(*haystack)) |
39 | 916 { |
175 | 917 any = FALSE; |
39 | 918 } |
919 else | |
920 { | |
186
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Clean up the code, add argument identifiers to function prototypes and
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diff
changeset
|
921 if (*haystack) |
1ee46a95aa8c
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Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
922 haystack++; |
10 | 923 else |
175 | 924 matched = FALSE; |
10 | 925 } |
39 | 926 } |
927 else | |
928 { | |
186
1ee46a95aa8c
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parents:
175
diff
changeset
|
929 if (th_tolower(*pattern) == th_tolower(*haystack)) |
39 | 930 { |
10 | 931 if (*pattern) |
932 pattern++; | |
186
1ee46a95aa8c
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parents:
175
diff
changeset
|
933 if (*haystack) |
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Matti Hamalainen <ccr@tnsp.org>
parents:
175
diff
changeset
|
934 haystack++; |
39 | 935 } |
936 else | |
937 { | |
175 | 938 if (tmp) |
39 | 939 { |
175 | 940 any = TRUE; |
941 pattern = tmp; | |
39 | 942 } |
943 else | |
175 | 944 matched = FALSE; |
10 | 945 } |
946 } | |
0
bd61a80a6c54
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
947 |
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
|
948 if (!*haystack && !*pattern) |
175 | 949 end = TRUE; |
39 | 950 |
10 | 951 break; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
diff
changeset
|
952 |
129 | 953 } // switch |
175 | 954 } while (matched && !end); |
0
bd61a80a6c54
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Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
955 |
175 | 956 return matched; |
0
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
diff
changeset
|
957 } |
bd61a80a6c54
Initial import into Mercurial repository. Discarding old cvs/svn history
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parents:
diff
changeset
|
958 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
959 |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
960 int th_get_hex_triplet(const char *str) |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
961 { |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
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diff
changeset
|
962 const char *p = str; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
963 int len, val = 0; |
44 | 964 |
39 | 965 for (len = 0; *p && len < 6; p++, len++) |
966 { | |
967 if (*p >= '0' && *p <= '9') | |
968 { | |
969 val *= 16; | |
970 val += (*p - '0'); | |
971 } | |
174 | 972 else |
973 if (*p >= 'A' && *p <= 'F') | |
39 | 974 { |
975 val *= 16; | |
976 val += (*p - 'A') + 10; | |
977 } | |
174 | 978 else |
979 if (*p >= 'a' && *p <= 'f') | |
39 | 980 { |
981 val *= 16; | |
982 val += (*p - 'a') + 10; | |
983 } | |
984 else | |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
985 return -1; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
986 } |
44 | 987 |
14
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
988 return (len == 6) ? val : -1; |
e5e6370217ef
Various cleanups, additions and removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
10
diff
changeset
|
989 } |
162
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
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144
diff
changeset
|
990 |
578d9298cc1e
Actually, move th_print_wrap() to th_string module.
Matti Hamalainen <ccr@tnsp.org>
parents:
144
diff
changeset
|
991 |
167
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992 BOOL th_get_boolean(const char *str, BOOL *value) |
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993 { |
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994 if (!th_strcasecmp(str, "yes") || |
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995 !th_strcasecmp(str, "on") || |
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996 !th_strcasecmp(str, "true") || |
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997 !th_strcasecmp(str, "1")) |
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998 { |
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999 *value = TRUE; |
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1000 return TRUE; |
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1001 } |
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1002 else |
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1003 if (!th_strcasecmp(str, "no") || |
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1004 !th_strcasecmp(str, "off") || |
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1005 !th_strcasecmp(str, "false") || |
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1006 !th_strcasecmp(str, "0")) |
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1007 { |
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1008 *value = FALSE; |
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1009 return TRUE; |
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1010 } |
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1011 else |
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1012 return FALSE; |
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1013 } |
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1014 |
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1015 |
162
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1016 static void th_pad(FILE *outFile, int count) |
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1017 { |
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1018 while (count--) |
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1019 fputc(' ', outFile); |
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1020 } |
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1021 |
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1022 |
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1023 void th_print_wrap(FILE *fh, const char *str, int spad, int rpad, int width) |
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1024 { |
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1025 size_t pos = 0; |
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1026 BOOL first = TRUE; |
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1027 |
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1028 while (str[pos]) |
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1029 { |
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1030 // Pre-pad line |
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1031 int linelen = first ? spad : rpad; |
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1032 th_pad(fh, first ? 0 : rpad); |
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1033 first = FALSE; |
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1034 |
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1035 // Skip whitespace at line start |
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1036 while (th_isspace(str[pos]) || str[pos] == '\n') pos++; |
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1037 |
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1038 // Handle each word |
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1039 while (str[pos] && str[pos] != '\n') |
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1040 { |
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1041 size_t next; |
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1042 int wlen; |
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1043 |
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1044 // Find word length and next break |
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1045 for (wlen = 0, next = pos; str[next] && !th_isspace(str[next]) && str[next] != '\n'; next++, wlen++); |
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1046 |
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1047 // Check if we have too much of text? |
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1048 if (linelen + wlen >= width) |
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1049 break; |
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1050 |
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1051 // Print what we have |
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1052 for (;pos < next; pos++, linelen++) |
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1053 fputc(str[pos], fh); |
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1054 |
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1055 // Check if we are at end of input or hard linefeed |
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1056 if (str[next] == '\n' || str[next] == 0) |
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1057 break; |
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1058 else |
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1059 { |
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1060 fputc(str[pos], fh); |
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1061 pos++; |
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1062 linelen++; |
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1063 } |
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1064 } |
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1065 fprintf(fh, "\n"); |
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1066 } |
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|
1067 } |