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comparison src/stdlib/SDL_iconv.c @ 2184:8f8516e79a13

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Merged Ryan's patch from revision 3238 in SDL 1.2
author Sam Lantinga <slouken@libsdl.org>
date Thu, 12 Jul 2007 08:07:30 +0000
parents 9f31740cad2e
children 99210400e8b9
comparison
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2183:9f31740cad2e 2184:8f8516e79a13
135 { "UCS-4", ENCODING_UCS4 }, 135 { "UCS-4", ENCODING_UCS4 },
136 /* *INDENT-ON* */ 136 /* *INDENT-ON* */
137 }; 137 };
138 138
139 static const char * 139 static const char *
140 getlocale() 140 getlocale(char *buffer, size_t bufsize)
141 { 141 {
142 const char *lang; 142 const char *lang;
143 char *ptr;
143 144
144 lang = SDL_getenv("LC_ALL"); 145 lang = SDL_getenv("LC_ALL");
145 if (!lang) { 146 if (!lang) {
146 lang = SDL_getenv("LC_CTYPE"); 147 lang = SDL_getenv("LC_CTYPE");
147 } 148 }
152 lang = SDL_getenv("LANG"); 153 lang = SDL_getenv("LANG");
153 } 154 }
154 if (!lang || !*lang || SDL_strcmp(lang, "C") == 0) { 155 if (!lang || !*lang || SDL_strcmp(lang, "C") == 0) {
155 lang = "ASCII"; 156 lang = "ASCII";
156 } 157 }
157 return lang; 158
159 /* We need to trim down strings like "en_US.UTF-8@blah" to "UTF-8" */
160 ptr = SDL_strchr(lang, '.');
161 if (ptr != NULL) {
162 lang = ptr + 1;
163 }
164
165 SDL_strlcpy(buffer, lang, bufsize);
166 ptr = SDL_strchr(buffer, '@');
167 if (ptr != NULL) {
168 *ptr = '\0'; /* chop end of string. */
169 }
170
171 return buffer;
158 } 172 }
159 173
160 SDL_iconv_t 174 SDL_iconv_t
161 SDL_iconv_open(const char *tocode, const char *fromcode) 175 SDL_iconv_open(const char *tocode, const char *fromcode)
162 { 176 {
163 int src_fmt = ENCODING_UNKNOWN; 177 int src_fmt = ENCODING_UNKNOWN;
164 int dst_fmt = ENCODING_UNKNOWN; 178 int dst_fmt = ENCODING_UNKNOWN;
165 int i; 179 int i;
180 char fromcode_buffer[64];
181 char tocode_buffer[64];
166 182
167 if (!fromcode || !*fromcode) { 183 if (!fromcode || !*fromcode) {
168 fromcode = getlocale(); 184 fromcode = getlocale(fromcode_buffer, sizeof(fromcode_buffer));
169 } 185 }
170 if (!tocode || !*tocode) { 186 if (!tocode || !*tocode) {
171 fromcode = getlocale(); 187 tocode = getlocale(tocode_buffer, sizeof(tocode_buffer));
172 } 188 }
173 for (i = 0; i < SDL_arraysize(encodings); ++i) { 189 for (i = 0; i < SDL_arraysize(encodings); ++i) {
174 if (SDL_strcasecmp(fromcode, encodings[i].name) == 0) { 190 if (SDL_strcasecmp(fromcode, encodings[i].name) == 0) {
175 src_fmt = encodings[i].format; 191 src_fmt = encodings[i].format;
176 if (dst_fmt != ENCODING_UNKNOWN) { 192 if (dst_fmt != ENCODING_UNKNOWN) {