140 lines
3.5 KiB
C
140 lines
3.5 KiB
C
/*
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* Copyright (c) 2012-2014 Todd C. Miller <Todd.Miller@courtesan.com>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <config.h>
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#include <sys/types.h>
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#include <stdio.h>
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#ifdef STDC_HEADERS
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# include <stdlib.h>
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# include <stddef.h>
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#else
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# ifdef HAVE_STDLIB_H
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# include <stdlib.h>
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# endif
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#endif /* STDC_HEADERS */
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#ifdef HAVE_STRING_H
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# include <string.h>
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#endif /* HAVE_STRING_H */
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#ifdef HAVE_STRINGS_H
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# include <strings.h>
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#endif /* HAVE_STRINGS_H */
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#ifdef HAVE_STDBOOL_H
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# include <stdbool.h>
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#else
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# include "compat/stdbool.h"
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#endif /* HAVE_STDBOOL_H */
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#define DEFAULT_TEXT_DOMAIN "sudoers"
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#include "sudo_gettext.h" /* must be included before sudo_compat.h */
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#include "sudo_compat.h"
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#include "sudo_fatal.h"
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#include "sudo_alloc.h"
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#include "logging.h"
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static int current_locale = SUDOERS_LOCALE_USER;
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static char *user_locale;
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static char *sudoers_locale;
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int
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sudoers_getlocale(void)
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{
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return current_locale;
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}
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void
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sudoers_initlocale(const char *ulocale, const char *slocale)
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{
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if (ulocale != NULL) {
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sudo_efree(user_locale);
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user_locale = sudo_estrdup(ulocale);
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}
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if (slocale != NULL) {
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sudo_efree(sudoers_locale);
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sudoers_locale = sudo_estrdup(slocale);
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}
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}
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/*
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* Set locale to user or sudoers value.
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* Returns true on success and false on failure,
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* If prevlocale is non-NULL it will be filled in with the
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* old SUDOERS_LOCALE_* value.
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*/
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bool
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sudoers_setlocale(int newlocale, int *prevlocale)
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{
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char *res = NULL;
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switch (newlocale) {
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case SUDOERS_LOCALE_USER:
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if (prevlocale)
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*prevlocale = current_locale;
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if (current_locale != SUDOERS_LOCALE_USER) {
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current_locale = SUDOERS_LOCALE_USER;
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res = setlocale(LC_ALL, user_locale ? user_locale : "");
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if (res != NULL && user_locale == NULL)
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user_locale = sudo_estrdup(setlocale(LC_ALL, NULL));
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}
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break;
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case SUDOERS_LOCALE_SUDOERS:
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if (prevlocale)
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*prevlocale = current_locale;
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if (current_locale != SUDOERS_LOCALE_SUDOERS) {
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current_locale = SUDOERS_LOCALE_SUDOERS;
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res = setlocale(LC_ALL, sudoers_locale ? sudoers_locale : "C");
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if (res == NULL && sudoers_locale != NULL) {
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if (strcmp(sudoers_locale, "C") != 0) {
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sudo_efree(sudoers_locale);
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sudoers_locale = sudo_estrdup("C");
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res = setlocale(LC_ALL, "C");
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}
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}
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}
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break;
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}
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return res ? true : false;
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}
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#ifdef HAVE_LIBINTL_H
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char *
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sudo_warn_gettext_v1(const char *msgid)
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{
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int warning_locale;
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char *msg;
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sudoers_setlocale(SUDOERS_LOCALE_USER, &warning_locale);
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msg = gettext(msgid);
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sudoers_setlocale(warning_locale, NULL);
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return msg;
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}
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#endif /* HAVE_LIBINTL_H */
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char *
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sudo_warn_strerror_v1(int errnum)
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{
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int warning_locale;
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char *errmsg;
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sudoers_setlocale(SUDOERS_LOCALE_USER, &warning_locale);
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errmsg = strerror(errnum);
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sudoers_setlocale(warning_locale, NULL);
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return errmsg;
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}
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