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Diffstat (limited to 'contrib/sendmail/libsm/assert.c')
| -rw-r--r-- | contrib/sendmail/libsm/assert.c | 187 |
1 files changed, 0 insertions, 187 deletions
diff --git a/contrib/sendmail/libsm/assert.c b/contrib/sendmail/libsm/assert.c deleted file mode 100644 index 7200a0f4cb88a..0000000000000 --- a/contrib/sendmail/libsm/assert.c +++ /dev/null @@ -1,187 +0,0 @@ -/* - * Copyright (c) 2000-2001 Sendmail, Inc. and its suppliers. - * All rights reserved. - * - * By using this file, you agree to the terms and conditions set - * forth in the LICENSE file which can be found at the top level of - * the sendmail distribution. - * - */ - -#include <sm/gen.h> -SM_RCSID("@(#)$Id: assert.c,v 1.26 2003/12/05 22:45:24 ca Exp $") - -/* -** Abnormal program termination and assertion checking. -** For documentation, see assert.html. -*/ - -#include <signal.h> -#include <stdlib.h> -#include <unistd.h> - -#include <sm/assert.h> -#include <sm/exc.h> -#include <sm/io.h> -#include <sm/varargs.h> - -/* -** Debug categories that are used to guard expensive assertion checks. -*/ - -SM_DEBUG_T SmExpensiveAssert = SM_DEBUG_INITIALIZER("sm_check_assert", - "@(#)$Debug: sm_check_assert - check assertions $"); - -SM_DEBUG_T SmExpensiveRequire = SM_DEBUG_INITIALIZER("sm_check_require", - "@(#)$Debug: sm_check_require - check function preconditions $"); - -SM_DEBUG_T SmExpensiveEnsure = SM_DEBUG_INITIALIZER("sm_check_ensure", - "@(#)$Debug: sm_check_ensure - check function postconditions $"); - -/* -** Debug category: send self SIGSTOP on fatal error, -** so that you can run a debugger on the stopped process. -*/ - -SM_DEBUG_T SmAbortStop = SM_DEBUG_INITIALIZER("sm_abort_stop", - "@(#)$Debug: sm_abort_stop - stop process on fatal error $"); - -/* -** SM_ABORT_DEFAULTHANDLER -- Default procedure for abnormal program -** termination. -** -** The goal is to display an error message without disturbing the -** process state too much, then dump core. -** -** Parameters: -** filename -- filename (can be NULL). -** lineno -- line number. -** msg -- message. -** -** Returns: -** doesn't return. -*/ - -static void -sm_abort_defaulthandler __P(( - const char *filename, - int lineno, - const char *msg)); - -static void -sm_abort_defaulthandler(filename, lineno, msg) - const char *filename; - int lineno; - const char *msg; -{ - if (filename != NULL) - sm_io_fprintf(smioerr, SM_TIME_DEFAULT, "%s:%d: %s\n", filename, - lineno, msg); - else - sm_io_fprintf(smioerr, SM_TIME_DEFAULT, "%s\n", msg); - sm_io_flush(smioerr, SM_TIME_DEFAULT); -#ifdef SIGSTOP - if (sm_debug_active(&SmAbortStop, 1)) - kill(getpid(), SIGSTOP); -#endif /* SIGSTOP */ - abort(); -} - -/* -** This is the action to be taken to cause abnormal program termination. -*/ - -static SM_ABORT_HANDLER_T SmAbortHandler = sm_abort_defaulthandler; - -/* -** SM_ABORT_SETHANDLER -- Set handler for SM_ABORT() -** -** This allows you to set a handler function for causing abnormal -** program termination; it is called when a logic bug is detected. -** -** Parameters: -** f -- handler. -** -** Returns: -** none. -*/ - -void -sm_abort_sethandler(f) - SM_ABORT_HANDLER_T f; -{ - if (f == NULL) - SmAbortHandler = sm_abort_defaulthandler; - else - SmAbortHandler = f; -} - -/* -** SM_ABORT -- Call it when you have detected a logic bug. -** -** Parameters: -** fmt -- format string. -** ... -- arguments. -** -** Returns: -** doesn't. -*/ - -void SM_DEAD_D -#if SM_VA_STD -sm_abort(char *fmt, ...) -#else /* SM_VA_STD */ -sm_abort(fmt, va_alist) - char *fmt; - va_dcl -#endif /* SM_VA_STD */ -{ - char msg[128]; - SM_VA_LOCAL_DECL - - SM_VA_START(ap, fmt); - sm_vsnprintf(msg, sizeof msg, fmt, ap); - SM_VA_END(ap); - sm_abort_at(NULL, 0, msg); -} - -/* -** SM_ABORT_AT -- Initiate abnormal program termination. -** -** This is the low level function that is called to initiate abnormal -** program termination. It prints an error message and terminates the -** program. It is called by sm_abort and by the assertion macros. -** If filename != NULL then filename and lineno specify the line of source -** code at which the bug was detected. -** -** Parameters: -** filename -- filename (can be NULL). -** lineno -- line number. -** msg -- message. -** -** Returns: -** doesn't. -*/ - -void SM_DEAD_D -sm_abort_at(filename, lineno, msg) - const char *filename; - int lineno; - const char *msg; -{ - SM_TRY - (*SmAbortHandler)(filename, lineno, msg); - SM_EXCEPT(exc, "*") - sm_io_fprintf(smioerr, SM_TIME_DEFAULT, - "exception raised by abort handler:\n"); - sm_exc_print(exc, smioerr); - sm_io_flush(smioerr, SM_TIME_DEFAULT); - SM_END_TRY - - /* - ** SmAbortHandler isn't supposed to return. - ** Since it has, let's make sure that the program is terminated. - */ - - abort(); -} |