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/*
common.h - common test routines
This file is part of the nss-pam-ldapd library.
Copyright (C) 2011, 2012 Arthur de Jong
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA
*/
#ifndef TEST__COMMON_H
#define TEST__COMMON_H 1
#include <errno.h>
#ifndef __ASSERT_FUNCTION
#define __ASSERT_FUNCTION ""
#endif /* not __ASSERT_FUNCTION */
/* try to find the actual assert function */
#ifndef HAVE___ASSERT_FAIL
/* for Solaris: */
#ifdef sun
#define __assert_fail(assertion,file,line,function) __assert(assertion,file,line)
#endif
/* for FreeBSD: */
#ifdef __FreeBSD__
#define __assert_fail(assertion,file,line,function) __assert(assertion,file,line,function)
#endif
#endif /* not HAVE___ASSERT_FAIL */
/* extra assertion function that epxects both strings to be the same
(special macro because strcmp() can be a macro that turns ugly in assert) */
#define assertstreq(str1,str2) \
(assertstreq_impl(str1,str2,"strcmp(" __STRING(str1) "," __STRING(str2) ")==0", \
__FILE__, __LINE__, __ASSERT_FUNCTION))
static inline void assertstreq_impl(const char *str1,const char *str2,
const char *assertion,const char *file,
int line,const char *function)
{
if (strcmp(str1,str2)!=0)
__assert_fail(assertion,file,line,function);
}
/* extra assertion function that expects expr to be valid and prints an
error message that include errno otherwise */
#define assertok(expr) \
((expr) \
? (void) (0) \
: __assertok_fail(__STRING(expr),__FILE__,__LINE__,__ASSERT_FUNCTION))
static inline void __assertok_fail(const char *expr,const char *file,
int line,const char *function)
{
char msg[120];
snprintf(msg,sizeof(msg),"%s (errno=\"%s\")",expr,strerror(errno));
__assert_fail(msg,file,line,function);
}
#endif /* not TEST__COMMON_H */
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