AC_REVISION(configure.in,v 1.7 2008/02/16 nico)

dnl Process this file with autoconf to produce a configure script.
dnl written jan/1997 - T.E.Dickey <dickey@clark.net>

AC_PREREQ(2.61)


AC_INIT([gpm],["version-set-in-.gitversion-via-acinclude.m4"],[http://unix.schottelius.org/gpm/])

AC_CONFIG_SRCDIR([src/daemon/main.c])
AC_CONFIG_AUX_DIR([config])
AC_CONFIG_HEADER([src/headers/config.h])

AC_CANONICAL_HOST

dnl Make srcdir an absolute path.
if test x$srcdir = x ; then
        srcdir = `pwd`
else
        srcdir=`cd $srcdir && pwd`
fi

#
# Versioning stuff
#
abi_lev="2"
abi_age="1"
abi_rev="0"
abi_full="${abi_lev}.${abi_age}.${abi_rev}"

AC_DEFINE_UNQUOTED([GPM_ABI_LEV], [$abi_lev], [Library level])
AC_DEFINE_UNQUOTED([GPM_ABI_AGE], [$abi_age], [Library age])
AC_DEFINE_UNQUOTED([GPM_ABI_REV], [$abi_rev], [Library revision])
AC_DEFINE_UNQUOTED([GPM_ABI_FULL],["$abi_full"],[Full library version])

releasedate="`cat $srcdir/.releasedate`"
release="`cat $srcdir/.gitversion`"


#
# Find programs
#

AC_PROG_CC
AC_PROG_RANLIB
AC_PROG_INSTALL
AC_PROG_YACC
AC_PROG_LN_S

# check for programs.
AC_PATH_PROG(DVIPS,dvips,no)
AC_PATH_PROG(TEXI2HTML,texi2html,no)
AC_PATH_PROG(TEX,tex,no)
AC_PATH_PROG(TEXINDEX,texindex,no)
AC_PATH_PROG(MAKEINFO,makeinfo,no)
AC_PATH_PROG(DIFF,diff,no)
AC_PATH_PROG(SED,sed,no)
AC_PATH_PROG(emacs,emacs,no)

if test ${ac_cv_path_emacs} = no ; then
        EMACS=:
        ELISP=
else
        EMACS=${ac_cv_path_emacs}
        ELISP="emacs/t-mouse.el emacs/t-mouse.elc"
fi

if test $EMACS != : ; then
        ITZ_PATH_SITE_LISP
        lispdir=${itz_cv_path_site_lisp}
else
        lispdir='${datadir}/emacs/site-lisp'
fi

# Header-checks
AC_CHECK_HEADERS(syslog.h linux/input.h linux/joystick.h ncurses.h ncurses/curses.h curses.h)
AC_CHECK_HEADERS(sys/sysmacros.h linux/major.h linux/tty.h)

# Required headers
AC_CHECK_HEADERS(sys/socket.h,,[AC_MSG_ERROR([Required header file missing])])

AC_ARG_WITH(curses,
[  --without-curses        disable curses support even if curses found])

CURSES_OBJS=

case $with_curses in
No|no|N|n) : ;;
        *) if   test ${ac_cv_header_ncurses_h} = yes || 
                test ${ac_cv_header_ncurses_curses_h} = yes ||
                test ${ac_cv_header_curses_h} = yes ; then
        CURSES_OBJS=lib/libcurses.o ; fi ;;
esac


ITZ_CHECK_TYPE(__u32,linux/types.h)
if test ${itz_cv_type___u32} = yes || test ${ac_cv_type___u32} = yes ; then
    AC_DEFINE(HAVE___U32, 1, [define if the __u32 type exists either in sys/types.h or in linux/types.h])
fi

ITZ_SYS_ELF
if test ${itz_cv_sys_elf} = yes && test x${ac_cv_prog_gcc} = xyes ; then
    SHLIB=libgpm.so
else
    SHLIB=
fi

AC_CHECK_FUNCS(vsyslog syslog)
AC_FUNC_ALLOCA

case $with_curses in
No|no|N|n) SHARED_LIBS=-lc ;;
*)
    SAVELIBS=$LIBS
    LIBS=
    for i in tinfo ncurses termcap termlib; do
        if test x$LIBS = x; then
            AC_CHECK_LIB($i, tputs)
        else :; fi
    done
    TERMLIBS=$LIBS
    LIBS=
    for i in ncurses curses; do
        if test x$LIBS = x; then
            AC_CHECK_LIB($i, wgetch,,,$TERMLIBS)
        else :; fi
    done
    SHARED_LIBS="$LIBS $TERMLIBS -lc"
    LIBS=$SAVELIBS ;;
esac    

GPMXTERM=
AC_SUBST(GPMXTERM)
AC_SUBST(abi_lev)
AC_SUBST(abi_full)
AC_SUBST(EMACS)
AC_SUBST(ELISP)
AC_SUBST(SHLIB)
AC_SUBST(PICFLAGS)
AC_SUBST(SOLDFLAGS)
AC_SUBST(CURSES_OBJS)
AC_SUBST(SHARED_LIBS)
AC_SUBST(lispdir)
AC_SUBST(AC_PACKAGE_VERSION)
AC_SUBST(release)
AC_SUBST(release_date)

CPPFLAGS="$CPPFLAGS "'-I$(srcdir) $(DEFS) -include headers/config.h -Wall -DSYSCONFDIR="\"$(sysconfdir)\"" -DSBINDIR="\"$(sbindir)\"" -D_GNU_SOURCE'
LDFLAGS="$LDFLAGS "'-L$(srcdir)'

dnl AC_DEFINE_UNQUOTED(SYSCONFDIR,"$sysconfdir")
dnl AC_DEFINE_UNQUOTED(SBINDIR,"$sbindir")
AC_OUTPUT(Makefile.include Makefile doc/Makefile src/Makefile contrib/Makefile doc/doc.gpm)