dnl Process this file with autoconf to produce a configure script.
AC_INIT(src/main.c)

dnl check for --with options 
FIGURINE_EXTRA_PATHS 
 
dnl Checks for programs.
AC_PROG_CC
AC_MINIX
AC_ISC_POSIX
AC_MSG_CHECKING("whether $CC accepts -Wall") 
SAVE_CFLAGS=$CFLAGS
CFLAGS="-Wall $CFLAGS" 
AC_TRY_COMPILE(,,AC_MSG_RESULT("yes"),AC_MSG_RESULT("no");CFLAGS=$SAVE_CFLAGS)
AC_ARG_PROGRAM 
AC_PROG_INSTALL 
AM_INIT_AUTOMAKE(figurine, 1.0.5)
dnl Checks for libraries.

dnl we need the following line to allow out of place libXpm
CPPFLAGS="$CPPFLAGS $extra_libraries"
 
# maintainer's glibc20 compat rpm
AC_ARG_WITH(glibc20, [  --with-glibc20          Maintainer only],
CC=i386-glibc20-linux-gcc 
RPMRELEASE=glibc20
GLIBC2_0_OPTION=--with-glibc20
echo "Using compatibility gcc $CC" ,
RPMRELEASE=glibc21 
GLIBC2_0_OPTION=
)

AC_SUBST(RPMRELEASE)
AC_SUBST(GLIBC2_0_OPTION) 

dnl Checks for header files.
AC_PATH_XTRA
AC_HEADER_DIRENT
AC_HEADER_STDC
AC_CHECK_HEADERS(limits.h sys/time.h unistd.h)
 
dnl Attempt to determine a suitable xpm.h 
SAVE_CPPFLAGS=$CPPFLAGS 
if test -z "$x_includes"
then 
	CPPFLAGS="-Isrc/ $CPPFLAGS" 
else
	CPPFLAGS="-Isrc/ -I$x_includes $CPPFLAGS" 
fi 
AC_CHECK_HEADERS(X11/xpm.h xpm.h)
CPPFLAGS=$SAVE_CPPFLAGS 

 
if test "$ac_cv_header_X11_xpm_h" = "no" -a "$ac_cv_header_xpm_h" = "no"
then
	echo "Error: could not find xpm.h header."
	echo
	echo "Please see the file INSTALL which describes"
	echo "how to use --with-extra-includes"
	exit 1
fi

dnl Checks for typedefs, structures, and compiler characteristics.
AM_C_PROTOTYPES 
AC_C_CONST
AC_C_INLINE
AC_HEADER_TIME
AC_TYPE_UID_T

LIBS="$X_LIBS -lX11 $X_EXTRA_LIBS $LIBS -lm"
CFLAGS="$X_CFLAGS $CFLAGS" 
 
AC_CHECK_LIB(X11,XSetWMNormalHints, true,
echo "Error: figurine requires at least X11 Release 4."
echo
exit 1)
 
dnl Checks for library functions.
AC_CHECK_FUNCS(getcwd gethostname usleep)

dnl The user can specify XPMLIB as the library file to use
dnl when libXpm is not available on the library path
AC_CHECK_LIB(Xpm,XpmCreatePixmapFromData, LIBS="-lXpm $LIBS" , 
echo "Error: could not find Xpm library." 
echo 
echo "Please see the file INSTALL" 
exit 1 
)

dnl for the man page
DATE="`date '+%a %d %B %Y'`"
AC_SUBST(DATE) 
 
dnl this is just a hack to give us a usable
dnl $prefix earlier in the script than usual, for the
dnl case when datadir has not been specified separately,
dnl and neither has prefix
if test "$prefix" = "NONE"
then
prefix=$ac_default_prefix
fi
DOCDIR=`eval echo $datadir`
DOCDIR=`echo $DOCDIR | sed 's+/$++g'` 
AC_SUBST(DOCDIR)

AC_OUTPUT(Doc/Makefile Makefile examples/Makefile src/Makefile figurine.spec figurine.1)