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# ===========================================================================
# http://www.nongnu.org/autoconf-archive/ax_check_allocated_ctime.html
# ===========================================================================
#
# SYNOPSIS
#
# AX_CHECK_ALLOCATED_CTIME
#
# DESCRIPTION
#
# Check whether we need to free the memory returned by ctime.
#
# LICENSE
#
# Copyright (c) 2008 Bruce Korb <bkorb@gnu.org>
#
# Copying and distribution of this file, with or without modification, are
# permitted in any medium without royalty provided the copyright notice
# and this notice are preserved.
AU_ALIAS([AG_CHECK_ALLOCATED_CTIME], [AX_CHECK_ALLOCATED_CTIME])
AC_DEFUN([AX_CHECK_ALLOCATED_CTIME],[
AC_MSG_CHECKING([whether ctime() allocates memory for its result])
AC_CACHE_VAL([ax_cv_allocated_ctime],[
AC_TRY_RUN([#include <time.h>
int main (int argc, char** argv) {
time_t timeVal = time( (time_t*)NULL );
char* pzTime = ctime( &timeVal );
free( pzTime );
return 0; }],[ax_cv_allocated_ctime=yes],[ax_cv_allocated_ctime=no],[ax_cv_allocated_ctime=no]
) # end of TRY_RUN]) # end of CACHE_VAL
AC_MSG_RESULT([$ax_cv_allocated_ctime])
if test x$ax_cv_allocated_ctime = xyes
then
AC_DEFINE(HAVE_ALLOCATED_CTIME, 1,
[Define this if ctime() allocates memory for its result])
fi
]) # end of AC_DEFUN of AX_CHECK_ALLOCATED_CTIME
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