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dnl Process this file with autoconf to produce a configure script.
dnl $Id: configure.in,v 1.16 2004/12/10 02:34:46 mrsam Exp $
dnl
dnl Copyright 1998 - 2004 Double Precision, Inc. See COPYING for
dnl distribution information.
AC_INIT(rfc822.c)
AM_INIT_AUTOMAKE(rfc822lib, 0.12, 0)
AM_CONFIG_HEADER(config.h)
dnl Checks for programs.
AC_PROG_CC
AC_ISC_POSIX
AC_AIX
AC_MINIX
AC_PROG_LIBTOOL
if test "$GCC" = yes ; then
CXXFLAGS="$CXXFLAGS -Wall"
CFLAGS="$CFLAGS -Wall"
fi
dnl Checks for libraries.
dnl Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS(locale.h)
dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_SIZE_T
AC_STRUCT_TM
dnl Checks for library functions.
AC_CHECK_FUNCS(strcasecmp strncasecmp setlocale)
AC_CACHE_CHECK([how to calculate alternate timezone],librfc822_cv_SYS_TIMEZONE,
AC_TRY_COMPILE([
#include <time.h>
],[
int main()
{
time_t t=altzone;
return (0);
}
], librfc822_cv_SYS_TIMEZONE=altzone,
AC_TRY_COMPILE([
#include <time.h>
],[
int main()
{
int n=daylight;
return (0);
}
], librfc822_cv_SYS_TIMEZONE=daylight,
AC_TRY_COMPILE([
#include <time.h>
extern struct tm dummy;
],[
int main()
{
long n=dummy.tm_gmtoff;
return (0);
}
] ,librfc822_cv_SYS_TIMEZONE=tm_gmtoff,
librfc822_cv_SYS_TIMEZONE=unknown
)
)
)
)
case $librfc822_cv_SYS_TIMEZONE in
tm_gmtoff)
AC_DEFINE_UNQUOTED(USE_TIME_GMTOFF,1,
[ The time offset is specified in the tm_gmtoff member ])
;;
altzone)
AC_DEFINE_UNQUOTED(USE_TIME_ALTZONE,1,
[ The daylight savings time offset is in the altzone member ])
;;
daylight)
AC_DEFINE_UNQUOTED(USE_TIME_DAYLIGHT,1,
[ The daylight savings time offset is in the tm_isdst member ])
;;
*)
AC_MSG_WARN([Cannot figure out how to calculate the alternate timezone, will use GMT])
;;
esac
if test -d ../unicode
then
AC_DEFINE_UNQUOTED(HAVE_LIBUNICODE,1,
[ Whether we have libunicode.a ])
fi
AM_CONDITIONAL(HAVE_SGML, test -d ${srcdir}/../docbook)
AC_OUTPUT(Makefile)
|
