wget/lib/localcharset.c

1 /* Determine a canonical name for the current locale's character encoding.
51 #   include <locale.h>
315 /* Determine the current locale's character encoding, and canonicalize it
340      of the locale name from the environment variables (if present) or
344       const char *locale;
347       locale = getenv ("LC_ALL");
348       if (locale == NULL || locale[0] == '\0')
350 	  locale = getenv ("LC_CTYPE");
351 	  if (locale == NULL || locale[0] == '\0')
352 	    locale = getenv ("LANG");
354       if (locale != NULL && locale[0] != '\0')
356 	  /* If the locale name contains an encoding after the dot, return
358 	  const char *dot = strchr (locale, '.');
378       /* Woe32 has a function returning the locale's codepage as a number.  */
387   const char *locale = NULL;
390      (like SunOS 4 or DJGPP) have only the C locale.  Therefore we don't
392      locale name the user has set.  */
394   locale = setlocale (LC_CTYPE, NULL);
396   if (locale == NULL || locale[0] == '\0')
398       locale = getenv ("LC_ALL");
399       if (locale == NULL || locale[0] == '\0')
401 	  locale = getenv ("LC_CTYPE");
402 	  if (locale == NULL || locale[0] == '\0')
403 	    locale = getenv ("LANG");
407   /* On some old systems, one used to set locale = "iso8859_1". On others,
410   codeset = locale;
418   /* Woe32 has a function returning the locale's codepage as a number.  */
424   const char *locale;
431   locale = getenv ("LC_ALL");
432   if (locale == NULL || locale[0] == '\0')
434       locale = getenv ("LC_CTYPE");
435       if (locale == NULL || locale[0] == '\0')
436 	locale = getenv ("LANG");
438   if (locale != NULL && locale[0] != '\0')
440       /* If the locale name contains an encoding after the dot, return it.  */
441       const char *dot = strchr (locale, '.');
461       codeset = locale;
465       /* OS/2 has a function returning the locale's codepage as a number.  */
493      the empty string as denoting "the locale's character encoding",