diff options
Diffstat (limited to 'contrib/opensolaris/lib/libuutil/common/uu_misc.c')
| -rw-r--r-- | contrib/opensolaris/lib/libuutil/common/uu_misc.c | 250 |
1 files changed, 0 insertions, 250 deletions
diff --git a/contrib/opensolaris/lib/libuutil/common/uu_misc.c b/contrib/opensolaris/lib/libuutil/common/uu_misc.c deleted file mode 100644 index fb0c32b..0000000 --- a/contrib/opensolaris/lib/libuutil/common/uu_misc.c +++ /dev/null @@ -1,250 +0,0 @@ -/* - * CDDL HEADER START - * - * The contents of this file are subject to the terms of the - * Common Development and Distribution License (the "License"). - * You may not use this file except in compliance with the License. - * - * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE - * or http://www.opensolaris.org/os/licensing. - * See the License for the specific language governing permissions - * and limitations under the License. - * - * When distributing Covered Code, include this CDDL HEADER in each - * file and include the License file at usr/src/OPENSOLARIS.LICENSE. - * If applicable, add the following below this CDDL HEADER, with the - * fields enclosed by brackets "[]" replaced with your own identifying - * information: Portions Copyright [yyyy] [name of copyright owner] - * - * CDDL HEADER END - */ - -/* - * Copyright 2007 Sun Microsystems, Inc. All rights reserved. - * Use is subject to license terms. - */ - -#pragma ident "%Z%%M% %I% %E% SMI" - -#include "libuutil_common.h" - -#include <assert.h> -#include <errno.h> -#include <libintl.h> -#include <pthread.h> -#include <stdarg.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <sys/debug.h> -#include <thread.h> -#include <unistd.h> - -#if !defined(TEXT_DOMAIN) -#define TEXT_DOMAIN "SYS_TEST" -#endif - -/* - * All of the old code under !defined(PTHREAD_ONCE_KEY_NP) - * is here to enable the building of a native version of - * libuutil.so when the build machine has not yet been upgraded - * to a version of libc that provides pthread_key_create_once_np(). - * It should all be deleted when solaris_nevada ships. - * The code is not MT-safe in a relaxed memory model. - */ - -#if defined(PTHREAD_ONCE_KEY_NP) -static pthread_key_t uu_error_key = PTHREAD_ONCE_KEY_NP; -#else /* PTHREAD_ONCE_KEY_NP */ -static pthread_key_t uu_error_key = 0; -static pthread_mutex_t uu_key_lock = PTHREAD_MUTEX_INITIALIZER; -#endif /* PTHREAD_ONCE_KEY_NP */ - -static int uu_error_key_setup = 0; - -static pthread_mutex_t uu_panic_lock = PTHREAD_MUTEX_INITIALIZER; -/* LINTED static unused */ -static const char *uu_panic_format; -/* LINTED static unused */ -static va_list uu_panic_args; -static pthread_t uu_panic_thread; - -static uint32_t _uu_main_error; - -void -uu_set_error(uint_t code) -{ - -#if defined(PTHREAD_ONCE_KEY_NP) - if (pthread_key_create_once_np(&uu_error_key, NULL) != 0) - uu_error_key_setup = -1; - else - uu_error_key_setup = 1; -#else /* PTHREAD_ONCE_KEY_NP */ - if (uu_error_key_setup == 0) { - (void) pthread_mutex_lock(&uu_key_lock); - if (uu_error_key_setup == 0) { - if (pthread_key_create(&uu_error_key, NULL) != 0) - uu_error_key_setup = -1; - else - uu_error_key_setup = 1; - } - (void) pthread_mutex_unlock(&uu_key_lock); - } -#endif /* PTHREAD_ONCE_KEY_NP */ - if (uu_error_key_setup > 0) - (void) pthread_setspecific(uu_error_key, - (void *)(uintptr_t)code); -} - -uint32_t -uu_error(void) -{ - - if (uu_error_key_setup < 0) /* can't happen? */ - return (UU_ERROR_UNKNOWN); - - /* - * Because UU_ERROR_NONE == 0, if uu_set_error() was - * never called, then this will return UU_ERROR_NONE: - */ - return ((uint32_t)(uintptr_t)pthread_getspecific(uu_error_key)); -} - -const char * -uu_strerror(uint32_t code) -{ - const char *str; - - switch (code) { - case UU_ERROR_NONE: - str = dgettext(TEXT_DOMAIN, "No error"); - break; - - case UU_ERROR_INVALID_ARGUMENT: - str = dgettext(TEXT_DOMAIN, "Invalid argument"); - break; - - case UU_ERROR_UNKNOWN_FLAG: - str = dgettext(TEXT_DOMAIN, "Unknown flag passed"); - break; - - case UU_ERROR_NO_MEMORY: - str = dgettext(TEXT_DOMAIN, "Out of memory"); - break; - - case UU_ERROR_CALLBACK_FAILED: - str = dgettext(TEXT_DOMAIN, "Callback-initiated failure"); - break; - - case UU_ERROR_NOT_SUPPORTED: - str = dgettext(TEXT_DOMAIN, "Operation not supported"); - break; - - case UU_ERROR_EMPTY: - str = dgettext(TEXT_DOMAIN, "No value provided"); - break; - - case UU_ERROR_UNDERFLOW: - str = dgettext(TEXT_DOMAIN, "Value too small"); - break; - - case UU_ERROR_OVERFLOW: - str = dgettext(TEXT_DOMAIN, "Value too large"); - break; - - case UU_ERROR_INVALID_CHAR: - str = dgettext(TEXT_DOMAIN, - "Value contains unexpected character"); - break; - - case UU_ERROR_INVALID_DIGIT: - str = dgettext(TEXT_DOMAIN, - "Value contains digit not in base"); - break; - - case UU_ERROR_SYSTEM: - str = dgettext(TEXT_DOMAIN, "Underlying system error"); - break; - - case UU_ERROR_UNKNOWN: - str = dgettext(TEXT_DOMAIN, "Error status not known"); - break; - - default: - errno = ESRCH; - str = NULL; - break; - } - return (str); -} - -void -uu_panic(const char *format, ...) -{ - va_list args; - - va_start(args, format); - - (void) pthread_mutex_lock(&uu_panic_lock); - if (uu_panic_thread == 0) { - uu_panic_thread = pthread_self(); - uu_panic_format = format; - va_copy(uu_panic_args, args); - } - (void) pthread_mutex_unlock(&uu_panic_lock); - - (void) vfprintf(stderr, format, args); - - if (uu_panic_thread == pthread_self()) - abort(); - else - for (;;) - (void) pause(); -} - -int -assfail(const char *astring, const char *file, int line) -{ - __assert(astring, file, line); - /*NOTREACHED*/ - return (0); -} - -static void -uu_lockup(void) -{ - (void) pthread_mutex_lock(&uu_panic_lock); -#if !defined(PTHREAD_ONCE_KEY_NP) - (void) pthread_mutex_lock(&uu_key_lock); -#endif - uu_avl_lockup(); - uu_list_lockup(); -} - -static void -uu_release(void) -{ - (void) pthread_mutex_unlock(&uu_panic_lock); -#if !defined(PTHREAD_ONCE_KEY_NP) - (void) pthread_mutex_unlock(&uu_key_lock); -#endif - uu_avl_release(); - uu_list_release(); -} - -static void -uu_release_child(void) -{ - uu_panic_format = NULL; - uu_panic_thread = 0; - - uu_release(); -} - -#pragma init(uu_init) -static void -uu_init(void) -{ - (void) pthread_atfork(uu_lockup, uu_release, uu_release_child); -} |
