setrunelocale.c (101488) | setrunelocale.c (101498) |
---|---|
1/*- 2 * Copyright (c) 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * Paul Borman at Krystal Technologies. 7 * 8 * Redistribution and use in source and binary forms, with or without --- 21 unchanged lines hidden (view full) --- 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 */ 36 37#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * Paul Borman at Krystal Technologies. 7 * 8 * Redistribution and use in source and binary forms, with or without --- 21 unchanged lines hidden (view full) --- 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 */ 36 37#include <sys/cdefs.h> |
38__FBSDID("$FreeBSD: head/lib/libc/locale/setrunelocale.c 101488 2002-08-07 20:49:25Z ache $"); | 38__FBSDID("$FreeBSD: head/lib/libc/locale/setrunelocale.c 101498 2002-08-08 05:51:54Z ache $"); |
39 40#include <rune.h> 41#include <errno.h> 42#include <limits.h> 43#include <string.h> 44#include <stdio.h> 45#include <stdlib.h> 46#include <unistd.h> 47#include "setlocale.h" 48 49extern int _none_init(_RuneLocale *); 50extern int _UTF2_init(_RuneLocale *); 51extern int _EUC_init(_RuneLocale *); 52extern int _BIG5_init(_RuneLocale *); 53extern int _MSKanji_init(_RuneLocale *); 54extern _RuneLocale *_Read_RuneMagi(FILE *); 55 56int | 39 40#include <rune.h> 41#include <errno.h> 42#include <limits.h> 43#include <string.h> 44#include <stdio.h> 45#include <stdlib.h> 46#include <unistd.h> 47#include "setlocale.h" 48 49extern int _none_init(_RuneLocale *); 50extern int _UTF2_init(_RuneLocale *); 51extern int _EUC_init(_RuneLocale *); 52extern int _BIG5_init(_RuneLocale *); 53extern int _MSKanji_init(_RuneLocale *); 54extern _RuneLocale *_Read_RuneMagi(FILE *); 55 56int |
57setrunelocale(encoding) 58 char *encoding; | 57setrunelocale(char *encoding) |
59{ 60 FILE *fp; 61 char name[PATH_MAX]; 62 _RuneLocale *rl; | 58{ 59 FILE *fp; 60 char name[PATH_MAX]; 61 _RuneLocale *rl; |
62 int saverr, ret; 63 static char ctype_encoding[ENCODING_LEN + 1]; 64 static _RuneLocale *CachedRuneLocale; 65 static int Cached__mb_cur_max; |
|
63 64 if (!encoding || !*encoding || strlen(encoding) > ENCODING_LEN || 65 (encoding[0] == '.' && 66 (encoding[1] == '\0' || 67 (encoding[1] == '.' && encoding[2] == '\0'))) || 68 strchr(encoding, '/') != NULL) 69 return (EINVAL); 70 71 /* 72 * The "C" and "POSIX" locale are always here. 73 */ | 66 67 if (!encoding || !*encoding || strlen(encoding) > ENCODING_LEN || 68 (encoding[0] == '.' && 69 (encoding[1] == '\0' || 70 (encoding[1] == '.' && encoding[2] == '\0'))) || 71 strchr(encoding, '/') != NULL) 72 return (EINVAL); 73 74 /* 75 * The "C" and "POSIX" locale are always here. 76 */ |
74 if (!strcmp(encoding, "C") || !strcmp(encoding, "POSIX")) { | 77 if (strcmp(encoding, "C") == 0 || strcmp(encoding, "POSIX") == 0) { |
75 _CurrentRuneLocale = &_DefaultRuneLocale; 76 __mb_cur_max = 1; 77 return (0); 78 } 79 | 78 _CurrentRuneLocale = &_DefaultRuneLocale; 79 __mb_cur_max = 1; 80 return (0); 81 } 82 |
83 /* 84 * If the locale name is the same as our cache, use the cache. 85 */ 86 if (CachedRuneLocale != NULL && 87 strcmp(encoding, ctype_encoding) == 0) { 88 _CurrentRuneLocale = CachedRuneLocale; 89 __mb_cur_max = Cached__mb_cur_max; 90 return (0); 91 } 92 93 /* 94 * Slurp the locale file into the cache. 95 */ |
|
80 if (_PathLocale == NULL) { 81 char *p = getenv("PATH_LOCALE"); 82 83 if (p != NULL 84#ifndef __NETBSD_SYSCALLS 85 && !issetugid() 86#endif 87 ) { 88 if (strlen(p) + 1/*"/"*/ + ENCODING_LEN + 89 1/*"/"*/ + CATEGORY_LEN >= PATH_MAX) 90 return (ENAMETOOLONG); 91 _PathLocale = strdup(p); 92 if (_PathLocale == NULL) | 96 if (_PathLocale == NULL) { 97 char *p = getenv("PATH_LOCALE"); 98 99 if (p != NULL 100#ifndef __NETBSD_SYSCALLS 101 && !issetugid() 102#endif 103 ) { 104 if (strlen(p) + 1/*"/"*/ + ENCODING_LEN + 105 1/*"/"*/ + CATEGORY_LEN >= PATH_MAX) 106 return (ENAMETOOLONG); 107 _PathLocale = strdup(p); 108 if (_PathLocale == NULL) |
93 return (errno); | 109 return (ENOMEM); |
94 } else 95 _PathLocale = _PATH_LOCALE; 96 } 97 /* Range checking not needed, encoding length already checked above */ 98 (void) strcpy(name, _PathLocale); 99 (void) strcat(name, "/"); 100 (void) strcat(name, encoding); 101 (void) strcat(name, "/LC_CTYPE"); 102 103 if ((fp = fopen(name, "r")) == NULL) 104 return (errno); 105 | 110 } else 111 _PathLocale = _PATH_LOCALE; 112 } 113 /* Range checking not needed, encoding length already checked above */ 114 (void) strcpy(name, _PathLocale); 115 (void) strcat(name, "/"); 116 (void) strcat(name, encoding); 117 (void) strcat(name, "/LC_CTYPE"); 118 119 if ((fp = fopen(name, "r")) == NULL) 120 return (errno); 121 |
106 if ((rl = _Read_RuneMagi(fp)) == 0) { 107 fclose(fp); 108 return (EFTYPE); | 122 if ((rl = _Read_RuneMagi(fp)) == NULL) { 123 saverr = errno; 124 (void)fclose(fp); 125 return (saverr); |
109 } | 126 } |
110 fclose(fp); | 127 (void)fclose(fp); |
111 | 128 |
112 if (!rl->encoding[0]) 113 return (EFTYPE); 114 else if (!strcmp(rl->encoding, "NONE")) 115 return (_none_init(rl)); 116 else if (!strcmp(rl->encoding, "UTF2")) 117 return (_UTF2_init(rl)); 118 else if (!strcmp(rl->encoding, "EUC")) 119 return (_EUC_init(rl)); 120 else if (!strcmp(rl->encoding, "BIG5")) 121 return (_BIG5_init(rl)); 122 else if (!strcmp(rl->encoding, "MSKanji")) 123 return (_MSKanji_init(rl)); | 129 if (strcmp(rl->encoding, "NONE") == 0) 130 ret = _none_init(rl); 131 else if (strcmp(rl->encoding, "UTF2") == 0) 132 ret = _UTF2_init(rl); 133 else if (strcmp(rl->encoding, "EUC") == 0) 134 ret = _EUC_init(rl); 135 else if (strcmp(rl->encoding, "BIG5") == 0) 136 ret = _BIG5_init(rl); 137 else if (strcmp(rl->encoding, "MSKanji") == 0) 138 ret = _MSKanji_init(rl); |
124 else | 139 else |
125 return (EFTYPE); | 140 ret = EFTYPE; 141 if (ret == 0) { 142 if (CachedRuneLocale != NULL) { 143 /* See euc.c */ 144 if (strcmp(CachedRuneLocale->encoding, "EUC") == 0) 145 free(CachedRuneLocale->variable); 146 free(CachedRuneLocale); 147 } 148 CachedRuneLocale = _CurrentRuneLocale; 149 Cached__mb_cur_max = __mb_cur_max; 150 (void)strcpy(ctype_encoding, encoding); 151 } else 152 free(rl); 153 154 return (ret); |
126} 127 | 155} 156 |