SDL_syslocale.c File Reference

#include "../../SDL_internal.h"
#include "../SDL_syslocale.h"

Include dependency graph for SDL_syslocale.c:

Go to the source code of this file.

Functions
static void	normalize_locale_str (char *dst, char *str, size_t buflen)
static void	normalize_locales (char *dst, char *src, size_t buflen)
void	SDL_SYS_GetPreferredLocales (char *buf, size_t buflen)

Function Documentation

normalize_locale_str()

static void normalize_locale_str ( char *  dst, char *  str, size_t  buflen  )

static

Definition at line 26 of file SDL_syslocale.c.

{
    char *ptr;
 
    ptr = SDL_strchr(str, '.');  /* chop off encoding if specified. */
    if (ptr != NULL) {
        *ptr = '\0';
    }
 
    ptr = SDL_strchr(str, '@');  /* chop off extra bits if specified. */
    if (ptr != NULL) {
        *ptr = '\0';
    }
 
    /* The "C" locale isn't useful for our needs, ignore it if you see it. */
    if ((str[0] == 'C') && (str[1] == '\0')) {
        return;
    }
 
    if (*str) {
        if (*dst) {
            SDL_strlcat(dst, ",", buflen);  /* SDL has these split by commas */
        }
        SDL_strlcat(dst, str, buflen);
    }
}

References NULL, ptr, SDL_strchr, and SDL_strlcat.

Referenced by normalize_locales().

normalize_locales()

static void normalize_locales ( char *  dst, char *  src, size_t  buflen  )

static

Definition at line 54 of file SDL_syslocale.c.

{
    char *ptr;
 
    /* entries are separated by colons */
    while ((ptr = SDL_strchr(src, ':')) != NULL) {
        *ptr = '\0';
        normalize_locale_str(dst, src, buflen);
        src = ptr + 1;
    }
    normalize_locale_str(dst, src, buflen);
}

References normalize_locale_str(), NULL, ptr, and SDL_strchr.

Referenced by SDL_SYS_GetPreferredLocales().

SDL_SYS_GetPreferredLocales()

void SDL_SYS_GetPreferredLocales	(	char *	buf,
		size_t	buflen
	)

Definition at line 68 of file SDL_syslocale.c.

{
    /* !!! FIXME: should we be using setlocale()? Or some D-Bus thing? */
    SDL_bool isstack;
    const char *envr;
    char *tmp;
 
    SDL_assert(buflen > 0);
    tmp = SDL_small_alloc(char, buflen, &isstack);
    if (!tmp) {
        SDL_OutOfMemory();
        return;
    }
 
    *tmp = '\0';
 
    /* LANG is the primary locale (maybe) */
    envr = SDL_getenv("LANG");
    if (envr) {
        SDL_strlcpy(tmp, envr, buflen);
    }
 
    /* fallback languages */
    envr = SDL_getenv("LANGUAGE");
    if (envr) {
        if (*tmp) {
            SDL_strlcat(tmp, ":", buflen);
        }
        SDL_strlcat(tmp, envr, buflen);
    }
 
    if (*tmp == '\0') {
        SDL_SetError("LANG environment variable isn't set");
    } else {
        normalize_locales(buf, tmp, buflen);
    }
 
    SDL_small_free(tmp, isstack);
}

References normalize_locales(), SDL_assert, SDL_getenv, SDL_OutOfMemory, SDL_SetError, SDL_small_alloc, SDL_small_free, SDL_strlcat, and SDL_strlcpy.