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📁 ..
📄 Makefile(346 B)
📄 Makefile.m4(1.92 KB)
📄 README(4.42 KB)
📄 assert.c(4.13 KB)
📄 assert.html(13.86 KB)
📄 b-strcmp.c(3.4 KB)
📄 b-strl.c(5 KB)
📄 cdefs.html(2.39 KB)
📄 cf.c(1.97 KB)
📄 clock.c(13.89 KB)
📄 clrerr.c(872 B)
📄 config.c(4.47 KB)
📄 debug.c(8.91 KB)
📄 debug.html(7.68 KB)
📄 errstring.c(6.03 KB)
📄 exc.c(13.05 KB)
📄 exc.html(23.27 KB)
📄 fclose.c(3.13 KB)
📄 feof.c(961 B)
📄 ferror.c(932 B)
📄 fflush.c(3.1 KB)
📄 fget.c(2.37 KB)
📄 findfp.c(10.65 KB)
📄 flags.c(1.27 KB)
📄 fopen.c(8.3 KB)
📄 fpos.c(3.12 KB)
📄 fprintf.c(1.35 KB)
📄 fpurge.c(1.15 KB)
📄 fput.c(1.25 KB)
📄 fread.c(2.28 KB)
📄 fscanf.c(1.34 KB)
📄 fseek.c(7.25 KB)
📄 fvwrite.c(6.24 KB)
📄 fvwrite.h(740 B)
📄 fwalk.c(1.41 KB)
📄 fwrite.c(1.54 KB)
📄 gen.html(910 B)
📄 get.c(1.12 KB)
📄 glue.h(731 B)
📄 heap.c(17.29 KB)
📄 heap.html(13.07 KB)
📄 index.html(5.95 KB)
📄 inet6_ntop.c(1.1 KB)
📄 io.html(26.6 KB)
📄 ldap.c(35.72 KB)
📄 local.h(9.42 KB)
📄 makebuf.c(3.36 KB)
📄 match.c(2.77 KB)
📄 mbdb.c(16.61 KB)
📄 memstat.c(5.13 KB)
📄 mpeix.c(13.84 KB)
📄 niprop.c(4.64 KB)
📄 notify.c(3.32 KB)
📄 put.c(1.61 KB)
📄 refill.c(7.09 KB)
📄 rewind.c(1.08 KB)
📄 rpool.c(11.54 KB)
📄 rpool.html(6.08 KB)
📄 sem.c(4.41 KB)
📄 setvbuf.c(4.2 KB)
📄 shm.c(2.62 KB)
📄 signal.c(6.75 KB)
📄 smstdio.c(6.14 KB)
📄 snprintf.c(2.29 KB)
📄 sscanf.c(2.26 KB)
📄 stdio.c(9.7 KB)
📄 strcasecmp.c(3.14 KB)
📄 strdup.c(2.79 KB)
📄 strerror.c(1.27 KB)
📄 strexit.c(2.76 KB)
📄 string.c(1.29 KB)
📄 stringf.c(1.77 KB)
📄 strio.c(9.18 KB)
📄 strl.c(7.52 KB)
📄 strrevcmp.c(1.61 KB)
📄 strto.c(5.45 KB)
📄 syslogio.c(4.11 KB)
📄 t-cf.c(934 B)
📄 t-event.c(1.79 KB)
📄 t-exc.c(2.75 KB)
📄 t-fget.c(1.71 KB)
📄 t-float.c(1.78 KB)
📄 t-fopen.c(875 B)
📄 t-heap.c(1.3 KB)
📄 t-inet6_ntop.c(1.4 KB)
📄 t-match.c(1.1 KB)
📄 t-memstat.c(2.17 KB)
📄 t-notify.c(1.81 KB)
📄 t-path.c(742 B)
📄 t-qic.c(5.43 KB)
📄 t-rpool.c(1.5 KB)
📄 t-scanf.c(1.38 KB)
📄 t-sem.c(5.85 KB)
📄 t-shm.c(4.42 KB)
📄 t-smstdio.c(1.55 KB)
📄 t-string.c(968 B)
📄 t-strio.c(775 B)
📄 t-strl.c(3.53 KB)
📄 t-strrevcmp.c(994 B)
📄 t-types.c(2.7 KB)
📄 test.c(2.73 KB)
📄 ungetc.c(3.93 KB)
📄 util.c(4.46 KB)
📄 vasprintf.c(2.91 KB)
📄 vfprintf.c(24.09 KB)
📄 vfscanf.c(18.76 KB)
📄 vprintf.c(999 B)
📄 vsnprintf.c(1.87 KB)
📄 wbuf.c(2.51 KB)
📄 wsetup.c(1.88 KB)
📄 xtrap.c(653 B)

Editing: assert.c

/*
 * Copyright (c) 2000-2001 Proofpoint, 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 1.27 2013-11-22 20:51:42 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
	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();
}

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Editing: assert.c

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