diff options
Diffstat (limited to 'newlib/libc/locale/ldpart.c')
| -rw-r--r-- | newlib/libc/locale/ldpart.c | 187 |
1 files changed, 0 insertions, 187 deletions
diff --git a/newlib/libc/locale/ldpart.c b/newlib/libc/locale/ldpart.c deleted file mode 100644 index a284b9db2..000000000 --- a/newlib/libc/locale/ldpart.c +++ /dev/null @@ -1,187 +0,0 @@ -/* - * Copyright (c) 2000, 2001 Alexey Zelkin <phantom@FreeBSD.org> - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include <sys/cdefs.h> - -#include <sys/types.h> -#include <sys/stat.h> -#include <sys/syslimits.h> -#include <fcntl.h> -#include <stdlib.h> -#include <string.h> -#include <unistd.h> - -#include "setlocale.h" -#include "ldpart.h" - -static int split_lines(char *, const char *); -static void set_from_buf(const char *, int, const char **); - -int -__part_load_locale(const char *name, - int *using_locale, - char *locale_buf, - const char *category_filename, - int locale_buf_size_max, - int locale_buf_size_min, - const char **dst_localebuf) { - - static char locale_buf_C[] = "C"; - static int num_lines; - - int fd; - char *lbuf; - char *p; - const char *plim; - char filename[PATH_MAX]; - struct stat st; - size_t namesize; - size_t bufsize; - int save_using_locale; - char *nptr; - - save_using_locale = *using_locale; - *using_locale = 0; - - if (name == NULL) - goto no_locale; - - if (!strcmp(name, "C") || !strcmp(name, "POSIX")) - return 0; - - /* - * If the locale name is the same as our cache, use the cache. - */ - lbuf = locale_buf; - if (lbuf != NULL && strcmp(name, lbuf) == 0) { - set_from_buf(lbuf, num_lines, dst_localebuf); - *using_locale = 1; - return 0; - } - - /* - * Slurp the locale file into the cache. - */ - namesize = strlen(name) + 1; - - if (!_PathLocale) - goto no_locale; - /* Range checking not needed, 'name' size is limited */ - strcpy(filename, _PathLocale); - strcat(filename, "/"); - strcat(filename, name); - strcat(filename, "/"); - strcat(filename, category_filename); - fd = open(filename, O_RDONLY); - if (fd < 0) - goto no_locale; -#ifdef __USE_INTERNAL_STAT64 - if (fstat64(fd, &st) != 0) -#else - if (fstat(fd, &st) != 0) -#endif - goto bad_locale; - if (st.st_size <= 0) - goto bad_locale; - bufsize = namesize + st.st_size; - locale_buf = NULL; - - if (lbuf == NULL || lbuf == locale_buf_C) - { - lbuf = malloc(bufsize); - } - else - { - nptr = realloc(lbuf, bufsize); - if (!nptr && lbuf) - free (lbuf); - lbuf = nptr; - } - - if (lbuf == NULL) - goto bad_locale; - (void) strcpy(lbuf, name); - p = lbuf + namesize; - plim = p + st.st_size; - if (read(fd, p, (size_t) st.st_size) != st.st_size) - goto bad_lbuf; - if (close(fd) != 0) - goto bad_lbuf; - /* - * Parse the locale file into localebuf. - */ - if (plim[-1] != '\n') - goto bad_lbuf; - num_lines = split_lines(p, plim); - if (num_lines >= locale_buf_size_max) - num_lines = locale_buf_size_max; - else if (num_lines >= locale_buf_size_min) - num_lines = locale_buf_size_min; - else - goto reset_locale; - set_from_buf(lbuf, num_lines, dst_localebuf); - /* - * Record the successful parse in the cache. - */ - locale_buf = lbuf; - - *using_locale = 1; - return 0; - -reset_locale: - locale_buf = locale_buf_C; - save_using_locale = 0; -bad_lbuf: - free(lbuf); -bad_locale: - (void)close(fd); -no_locale: - *using_locale = save_using_locale; - return -1; -} - -static int -split_lines(char *p, const char *plim) { - - int i; - - for (i = 0; p < plim; i++) { - p = strchr(p, '\n'); - *p++ = '\0'; - } - return i; -} - -static void -set_from_buf(const char *p, int num_lines, const char **dst_localebuf) { - - const char **ap; - int i; - - for (ap = dst_localebuf, i = 0; i < num_lines; ++ap, ++i) - *ap = p += strlen(p) + 1; -} - |