strsignal.c (165903) | strsignal.c (202916) |
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1/* 2 * Copyright (c) 1988, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 17 unchanged lines hidden (view full) --- 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30#if defined(LIBC_SCCS) && !defined(lint) 31static char sccsid[] = "@(#)strerror.c 8.1 (Berkeley) 6/4/93"; 32#endif /* LIBC_SCCS and not lint */ 33#include <sys/cdefs.h> | 1/* 2 * Copyright (c) 1988, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 17 unchanged lines hidden (view full) --- 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30#if defined(LIBC_SCCS) && !defined(lint) 31static char sccsid[] = "@(#)strerror.c 8.1 (Berkeley) 6/4/93"; 32#endif /* LIBC_SCCS and not lint */ 33#include <sys/cdefs.h> |
34__FBSDID("$FreeBSD: head/lib/libc/string/strsignal.c 165903 2007-01-09 00:28:16Z imp $"); | 34__FBSDID("$FreeBSD: head/lib/libc/string/strsignal.c 202916 2010-01-24 10:35:26Z ume $"); |
35 | 35 |
36#include "namespace.h" |
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36#if defined(NLS) 37#include <nl_types.h> 38#endif | 37#if defined(NLS) 38#include <nl_types.h> 39#endif |
39 | |
40#include <limits.h> 41#include <errno.h> | 40#include <limits.h> 41#include <errno.h> |
42#include <stdlib.h> |
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42#include <string.h> 43#include <signal.h> | 43#include <string.h> 44#include <signal.h> |
45#include "reentrant.h" 46#include "un-namespace.h" |
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44 45#define UPREFIX "Unknown signal" 46 | 47 48#define UPREFIX "Unknown signal" 49 |
50static char sig_ebuf[NL_TEXTMAX]; 51static char sig_ebuf_err[NL_TEXTMAX]; 52static once_t sig_init_once = ONCE_INITIALIZER; 53static thread_key_t sig_key; 54static int sig_keycreated = 0; 55 56static void 57sig_keycreate(void) 58{ 59 sig_keycreated = (thr_keycreate(&sig_key, free) == 0); 60} 61 62static char * 63sig_tlsalloc(void) 64{ 65 char *ebuf = NULL; 66 67 if (thr_main() != 0) 68 ebuf = sig_ebuf; 69 else { 70 if (thr_once(&sig_init_once, sig_keycreate) != 0 || 71 !sig_keycreated) 72 goto thr_err; 73 if ((ebuf = thr_getspecific(sig_key)) == NULL) { 74 if ((ebuf = malloc(sizeof(sig_ebuf))) == NULL) 75 goto thr_err; 76 if (thr_setspecific(sig_key, ebuf) != 0) { 77 free(ebuf); 78 ebuf = NULL; 79 goto thr_err; 80 } 81 } 82 } 83thr_err: 84 if (ebuf == NULL) 85 ebuf = sig_ebuf_err; 86 return (ebuf); 87} 88 |
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47/* XXX: negative 'num' ? (REGR) */ 48char * 49strsignal(int num) 50{ | 89/* XXX: negative 'num' ? (REGR) */ 90char * 91strsignal(int num) 92{ |
51 static char ebuf[NL_TEXTMAX]; | 93 char *ebuf; |
52 char tmp[20]; 53 size_t n; 54 int signum; 55 char *t, *p; 56 57#if defined(NLS) 58 int saved_errno = errno; 59 nl_catd catd; 60 catd = catopen("libc", NL_CAT_LOCALE); 61#endif 62 | 94 char tmp[20]; 95 size_t n; 96 int signum; 97 char *t, *p; 98 99#if defined(NLS) 100 int saved_errno = errno; 101 nl_catd catd; 102 catd = catopen("libc", NL_CAT_LOCALE); 103#endif 104 |
105 ebuf = sig_tlsalloc(); 106 |
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63 if (num > 0 && num < sys_nsig) { 64 n = strlcpy(ebuf, 65#if defined(NLS) 66 catgets(catd, 2, num, sys_siglist[num]), 67#else 68 sys_siglist[num], 69#endif | 107 if (num > 0 && num < sys_nsig) { 108 n = strlcpy(ebuf, 109#if defined(NLS) 110 catgets(catd, 2, num, sys_siglist[num]), 111#else 112 sys_siglist[num], 113#endif |
70 sizeof(ebuf)); | 114 sizeof(sig_ebuf)); |
71 } else { 72 n = strlcpy(ebuf, 73#if defined(NLS) 74 catgets(catd, 2, 0xffff, UPREFIX), 75#else 76 UPREFIX, 77#endif | 115 } else { 116 n = strlcpy(ebuf, 117#if defined(NLS) 118 catgets(catd, 2, 0xffff, UPREFIX), 119#else 120 UPREFIX, 121#endif |
78 sizeof(ebuf)); | 122 sizeof(sig_ebuf)); |
79 } 80 81 signum = num; 82 if (num < 0) 83 signum = -signum; 84 85 t = tmp; 86 do { --- 22 unchanged lines hidden --- | 123 } 124 125 signum = num; 126 if (num < 0) 127 signum = -signum; 128 129 t = tmp; 130 do { --- 22 unchanged lines hidden --- |