diff options
| -rw-r--r-- | locale/newlocale.c | 58 |
1 files changed, 55 insertions, 3 deletions
diff --git a/locale/newlocale.c b/locale/newlocale.c index 14c116b..a016470 100644 --- a/locale/newlocale.c +++ b/locale/newlocale.c @@ -22,6 +22,7 @@ #include <errno.h> #include <locale.h> #include <stdlib.h> +#include <string.h> #include "localeinfo.h" @@ -148,7 +149,13 @@ __newlocale (int category_mask, const char *locale, __locale_t base) result.__locales[cnt] = _nl_find_locale (locale_path, locale_path_len, cnt, &newnames[cnt]); if (result.__locales[cnt] == NULL) - return NULL; + { + while (cnt-- > 0) + if (result.__locales[cnt]->usage_count != UNDELETABLE) + /* We can remove the data. */ + _nl_remove_locale (cnt, result.__locales[cnt]); + return NULL; + } } /* We successfully loaded all required data. */ @@ -159,10 +166,55 @@ __newlocale (int category_mask, const char *locale, __locale_t base) if (result_ptr == NULL) return NULL; + /* Install strdup'd names in the new structure's __names array. */ + for (cnt = 0; cnt < __LC_LAST; ++cnt) + if (cnt != LC_ALL && result.__names[cnt] != _nl_C_name) + { + result.__names[cnt] = __strdup (((category_mask & 1 << cnt) != 0) + ? newnames[cnt] + : result.__names[cnt]); + if (result.__names[cnt] == NULL) + { + while (cnt-- > 0) + if (result.__names[cnt] != _nl_C_name) + free ((char *) result.__names[cnt]); + free (result_ptr); + return NULL; + } + } } else - /* We modify the base structure. */ - result_ptr = base; + { + /* We modify the base structure. + First strdup the names we were given for the new locale. */ + + for (cnt = 0; cnt < __LC_LAST; ++cnt) + if (cnt != LC_ALL && ((category_mask & 1 << cnt) != 0) + && result.__names[cnt] != _nl_C_name) + { + newnames[cnt] = __strdup (newnames[cnt]); + if (newnames[cnt] == NULL) + { + while (cnt-- > 0) + if (newnames[cnt] != NULL) + free ((char *) newnames[cnt]); + return NULL; + } + } + else + newnames[cnt] = NULL; + + /* Now that we can't lose, install the new names. */ + for (cnt = 0; cnt < __LC_LAST; ++cnt) + if (newnames[cnt] != NULL) + { + if (result.__names[cnt] != _nl_C_name) + free ((char *) result.__names[cnt]); + result.__names[cnt] = __strdup (newnames[cnt]); + } + + result_ptr = base; + } *result_ptr = result; |