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