diff options
Diffstat (limited to 'newlib/libc/posix/collate.c')
| -rw-r--r-- | newlib/libc/posix/collate.c | 211 |
1 files changed, 0 insertions, 211 deletions
diff --git a/newlib/libc/posix/collate.c b/newlib/libc/posix/collate.c deleted file mode 100644 index 8af8970c9..000000000 --- a/newlib/libc/posix/collate.c +++ /dev/null @@ -1,211 +0,0 @@ -/*- - * Copyright (c) 1995 Alex Tatmanjants <alex@elvisti.kiev.ua> - * at Electronni Visti IA, Kiev, Ukraine. - * 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 ``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 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 "namespace.h" -#include <rune.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <errno.h> -#include <unistd.h> -#include <sysexits.h> -#include "un-namespace.h" - -#include "collate.h" - -extern char *_PathLocale; -int __collate_load_error = 1; -int __collate_substitute_nontrivial; -char __collate_version[STR_LEN]; -u_char __collate_substitute_table[UCHAR_MAX + 1][STR_LEN]; -struct __collate_st_char_pri __collate_char_pri_table[UCHAR_MAX + 1]; -struct __collate_st_chain_pri __collate_chain_pri_table[TABLE_SIZE]; - -#define FREAD(a, b, c, d) \ - do { \ - if (fread(a, b, c, d) != c) { \ - fclose(d); \ - return -1; \ - } \ - } while(0) - -void __collate_err(int ex, const char *f); - -int -__collate_load_tables(encoding) - char *encoding; -{ - char buf[PATH_MAX]; - FILE *fp; - int i, save_load_error; - - save_load_error = __collate_load_error; - __collate_load_error = 1; - if (!encoding) { - __collate_load_error = save_load_error; - return -1; - } - if (!strcmp(encoding, "C") || !strcmp(encoding, "POSIX")) - return 0; - if (!_PathLocale) { - __collate_load_error = save_load_error; - return -1; - } - /* Range checking not needed, encoding has fixed size */ - (void) strcpy(buf, _PathLocale); - (void) strcat(buf, "/"); - (void) strcat(buf, encoding); - (void) strcat(buf, "/LC_COLLATE"); - if ((fp = fopen(buf, "r")) == NULL) { - __collate_load_error = save_load_error; - return -1; - } - FREAD(__collate_version, sizeof(__collate_version), 1, fp); - if (strcmp(__collate_version, COLLATE_VERSION) != 0) { - fclose(fp); - return -1; - } - FREAD(__collate_substitute_table, sizeof(__collate_substitute_table), - 1, fp); - FREAD(__collate_char_pri_table, sizeof(__collate_char_pri_table), 1, - fp); - FREAD(__collate_chain_pri_table, sizeof(__collate_chain_pri_table), 1, - fp); - fclose(fp); - __collate_load_error = 0; - - __collate_substitute_nontrivial = 0; - for (i = 0; i < UCHAR_MAX + 1; i++) { - if (__collate_substitute_table[i][0] != i || - __collate_substitute_table[i][1] != 0) { - __collate_substitute_nontrivial = 1; - break; - } - } - - return 0; -} - -u_char * -__collate_substitute(s) - const u_char *s; -{ - int dest_len, len, nlen; - int delta = strlen(s); - u_char *dest_str = NULL; - - if(s == NULL || *s == '\0') - return __collate_strdup(""); - delta += delta / 8; - dest_str = malloc(dest_len = delta); - if(dest_str == NULL) - __collate_err(EX_OSERR, __FUNCTION__); - len = 0; - while(*s) { - nlen = len + strlen(__collate_substitute_table[*s]); - if (dest_len <= nlen) { - dest_str = reallocf(dest_str, dest_len = nlen + delta); - if(dest_str == NULL) - __collate_err(EX_OSERR, __FUNCTION__); - } - strcpy(dest_str + len, __collate_substitute_table[*s++]); - len = nlen; - } - return dest_str; -} - -void -__collate_lookup(t, len, prim, sec) - const u_char *t; - int *len, *prim, *sec; -{ - struct __collate_st_chain_pri *p2; - - *len = 1; - *prim = *sec = 0; - for(p2 = __collate_chain_pri_table; p2->str[0]; p2++) { - if(strncmp(t, p2->str, strlen(p2->str)) == 0) { - *len = strlen(p2->str); - *prim = p2->prim; - *sec = p2->sec; - return; - } - } - *prim = __collate_char_pri_table[*t].prim; - *sec = __collate_char_pri_table[*t].sec; -} - -u_char * -__collate_strdup(s) - u_char *s; -{ - u_char *t = strdup(s); - - if (t == NULL) - __collate_err(EX_OSERR, __FUNCTION__); - return t; -} - -void -__collate_err(int ex, const char *f) -{ - const char *s; - int serrno = errno; - - /* Be careful to change write counts if you change the strings */ - write(STDERR_FILENO, "collate_error: ", 15); - write(STDERR_FILENO, f, strlen(f)); - write(STDERR_FILENO, ": ", 2); - s = strerror(serrno); - write(STDERR_FILENO, s, strlen(s)); - write(STDERR_FILENO, "\n", 1); - exit(ex); -} - -#ifdef COLLATE_DEBUG -void -__collate_print_tables() -{ - int i; - struct __collate_st_chain_pri *p2; - - printf("Substitute table:\n"); - for (i = 0; i < UCHAR_MAX + 1; i++) - if (i != *__collate_substitute_table[i]) - printf("\t'%c' --> \"%s\"\n", i, - __collate_substitute_table[i]); - printf("Chain priority table:\n"); - for (p2 = __collate_chain_pri_table; p2->str[0]; p2++) - printf("\t\"%s\" : %d %d\n\n", p2->str, p2->prim, p2->sec); - printf("Char priority table:\n"); - for (i = 0; i < UCHAR_MAX + 1; i++) - printf("\t'%c' : %d %d\n", i, __collate_char_pri_table[i].prim, - __collate_char_pri_table[i].sec); -} -#endif |