AC_INIT(Crispy Doom, 6.0.0,

fabian@greffrath.com, crispy-doom)

PACKAGE_SHORTNAME=${PACKAGE_NAME% Doom}

PACKAGE_SHORTDESC="Limit-removing enhanced-resolution Doom source port"

PACKAGE_COPYRIGHT="Copyright (C) 1993-2024"

PACKAGE_LICENSE="GNU General Public License, version 2"

PACKAGE_MAINTAINER="Fabian Greffrath"

PACKAGE_URL="http://fabiangreffrath.github.io/crispy-doom"

PACKAGE_RDNS="io.github.fabiangreffrath"

PACKAGE_BUGREPORT="https://github.com/fabiangreffrath/crispy-doom/issues"

AC_CONFIG_AUX_DIR(autotools)

AC_CANONICAL_HOST

orig_CFLAGS="$CFLAGS"

AM_PROG_AR

AC_PROG_CC

AC_PROG_RANLIB

AC_CHECK_PROG(HAVE_PYTHON, python3, true, false)

OPT_LEVEL=2

# If this is gcc, we have some options we'd like to turn on. Turn on

# optimisation and debugging symbols.

if test "$GCC" = "yes"

then

WARNINGS="-Wall -Wdeclaration-after-statement -Wredundant-decls"

CFLAGS="-O$OPT_LEVEL -g $WARNINGS $orig_CFLAGS"

fi

AC_CANONICAL_TARGET

TARGET_OS=""

AS_CASE([$target_cpu],

[x86_64|aarch64*],

[

TARGET_OS="64"

],

[i?86|arm*],

[

TARGET_OS="32"

])

AC_SUBST([TARGET_OS])

PKG_CHECK_MODULES(SDL, [sdl2 >= 2.0.14])

# Check for SDL2_mixer

AC_ARG_ENABLE([sdl2mixer],

AS_HELP_STRING([--disable-sdl2mixer], [Disable SDL2_mixer support])

)

AS_IF([test "x$enable_sdl2mixer" != xno], [

PKG_CHECK_MODULES(SDLMIXER, [SDL2_mixer >= 2.0.2])], [

AC_DEFINE([DISABLE_SDL2MIXER], [1], [SDL2_mixer disabled])

])

# Check for networking

AC_ARG_ENABLE([sdl2net],

AS_HELP_STRING([--disable-sdl2net], [Disable SDL2_net support])

)

AS_IF([test "x$enable_sdl2net" != xno], [

PKG_CHECK_MODULES(SDLNET, [SDL2_net >= 2.0.0])], [

AC_DEFINE([DISABLE_SDL2NET], [1], [SDL2_net disabled])

])

# Check for bash-completion.

AC_ARG_ENABLE([bash-completion],

AS_HELP_STRING([--disable-bash-completion], [Disable bash-completion])

)

AS_IF([test "x$enable_bash_completion" != xno], [

AS_IF([test "x$HAVE_PYTHON" = xfalse], [

AC_MSG_WARN([Building bash-completion requires Python, but Python not found])

enable_bash_completion=no

])

])

# Check for doc.

AC_ARG_ENABLE([doc],

AS_HELP_STRING([--disable-doc], [Disable documentation])

)

AS_IF([test "x$enable_doc" != xno], [

AS_IF([test "x$HAVE_PYTHON" = xfalse], [

AC_MSG_WARN([Building documentation requires Python, but Python not found])

enable_doc=no

])

])

# Check for fonts.

AC_ARG_ENABLE([fonts],

AS_HELP_STRING([--disable-fonts], [Disable fonts])

)

AS_IF([test "x$enable_fonts" != xno], [

AS_IF([test "x$HAVE_PYTHON" = xfalse], [

AC_MSG_WARN([Building fonts require Python, but Python not found])

enable_fonts=no

])

])

# Check for icons.

AC_ARG_ENABLE([icons],

AS_HELP_STRING([--disable-icons], [Disable icons])

)

AS_IF([test "x$enable_icons" != xno], [

AS_IF([test "x$HAVE_PYTHON" = xfalse], [

AC_MSG_WARN([Building icons require Python, but Python not found])

enable_icons=no

])

])

# [Crispy] Check for zlib.

AC_ARG_WITH([zlib],

AS_HELP_STRING([--without-zlib],

[Build without zlib @<:@default=check@:>@]),

[],

[

[with_zlib=check]

])

AS_IF([test "x$with_zlib" != xno], [

PKG_CHECK_MODULES(LIBZ, zlib, [

AC_DEFINE([HAVE_LIBZ], [1], [zlib installed])

], [

AS_IF([test "x$with_zlib" != xcheck], [AC_MSG_FAILURE(

[--with-zlib was given, but test for zlib failed])

])

])

])

# Check for memory pool debugging.

AC_ARG_ENABLE([zpool],

AS_HELP_STRING([--disable-zpool], [Disable memory pools for debugging])

)

AS_IF([test "x$enable_zpool" != xno], [], [

AC_DEFINE([DISABLE_ZPOOL], [1], [Memory pooling disabled])

])

# Check for libsamplerate.

AC_ARG_WITH([libsamplerate],

AS_HELP_STRING([--without-libsamplerate],

[Build without libsamplerate @<:@default=check@:>@]),

[],

[

[with_libsamplerate=check]

])

AS_IF([test "x$with_libsamplerate" != xno], [

PKG_CHECK_MODULES(SAMPLERATE, samplerate >= 0.1.8, [

AC_DEFINE([HAVE_LIBSAMPLERATE], [1], [libsamplerate installed])

], [

AS_IF([test "x$with_libsamplerate" != xcheck], [AC_MSG_FAILURE(

[--with-libsamplerate was given, but test for libsamplerate failed])

])

])

])

# Check for libpng.

AC_ARG_WITH([libpng],

AS_HELP_STRING([--without-libpng],

[Build without libpng @<:@default=check@:>@]),

[],

[

[with_libpng=check]

])

AS_IF([test "x$with_libpng" != xno], [

PKG_CHECK_MODULES(PNG, libpng >= 1.2.50, [

AC_DEFINE([HAVE_LIBPNG], [1], [libpng installed])

], [

AS_IF([test "x$with_libpng" != xcheck], [AC_MSG_FAILURE(

[--with-libpng was given, but test for libpng failed])

])

])

])

# Check for fluidsynth.

AC_ARG_WITH([fluidsynth],

AS_HELP_STRING([--without-fluidsynth],

[Build without fluidsynth @<:@default=check@:>@]),

[],

[

[with_fluidsynth=check]

])

AS_IF([test "x$with_fluidsynth" != xno] && [test "x$enable_sdl2mixer" != xno], [

PKG_CHECK_MODULES(FLUIDSYNTH, fluidsynth >= 2.2.0, [

AC_DEFINE([HAVE_FLUIDSYNTH], [1], [fluidsynth installed])

], [

AS_IF([test "x$with_fluidsynth" != xcheck], [AC_MSG_FAILURE(

[--with-fluidsynth was given, but test for fluidsynth failed])

])

])

])

# [crispy] true-color rendering as a compile-time option

AC_ARG_ENABLE([truecolor],

AS_HELP_STRING([--enable-truecolor],

[true-color rendering (experimental) @<:@default=no@:>@]))

AS_IF([test "x$enable_truecolor" = "xyes"], [

AC_DEFINE([CRISPY_TRUECOLOR], [1], [true-color rendering])

])

# TODO: We currently link everything against libraries that don't need it.

# Use the specific library CFLAGS/LIBS variables instead of setting them here.

CFLAGS="$CFLAGS $SDL_CFLAGS ${SAMPLERATE_CFLAGS:-} ${PNG_CFLAGS:-} ${FLUIDSYNTH_CFLAGS:-} ${LIBZ_CFLAGS:-}"

LDFLAGS="$LDFLAGS $SDL_LIBS ${SAMPLERATE_LIBS:-} ${PNG_LIBS:-} ${FLUIDSYNTH_LIBS:-} ${LIBZ_LIBS:-}"

case "$host" in

*-*-mingw* | *-*-cygwin* | *-*-msvc* )

LDFLAGS="$LDFLAGS -lwinmm"

;;

*)

esac

AC_CHECK_LIB(m, log)

# [crispy] use stdlib's qsort() function for sorting the vissprites[] array

AC_CHECK_FUNCS(qsort)

AC_CHECK_HEADERS([dirent.h linux/kd.h dev/isa/spkrio.h dev/speaker/speaker.h])

AC_CHECK_FUNCS(mmap ioperm)

AC_CHECK_DECLS([strcasecmp, strncasecmp], [], [], [[#include <strings.h>]])

# OpenBSD I/O i386 library for I/O port access.

# (64 bit has the same thing with a different name!)

AC_CHECK_LIB(i386, i386_iopl)

AC_CHECK_LIB(amd64, amd64_iopl)

case "$host" in

*-*-mingw* | *-*-cygwin* | *-*-msvc* )

AC_CHECK_TOOL(WINDRES, windres, )

;;

*)

WINDRES=

;;

esac

AC_CHECK_TOOL(OBJDUMP, objdump, )

AC_CHECK_TOOL(STRIP, strip, )

AC_ARG_ENABLE([werror], AS_HELP_STRING([--enable-werror], [Treat warnings as errors]))

AS_IF([test "x$enable_werror" = "xyes"], [

CFLAGS="$CFLAGS -Werror"

])

AM_CONDITIONAL(HAVE_WINDRES, test "$WINDRES" != "")

AM_CONDITIONAL(HAVE_BASH_COMPLETION, [test "x$enable_bash_completion" != xno])

AM_CONDITIONAL(HAVE_DOC, [test "x$enable_doc" != xno])

AM_CONDITIONAL(HAVE_FONTS, [test "x$enable_fonts" != xno])

AM_CONDITIONAL(HAVE_ICONS, [test "x$enable_icons" != xno])

AM_CONDITIONAL(HAVE_ZPOOL, [test "x$enable_zpool" != xno])

dnl Automake v1.8.0 is required, please upgrade!

AM_INIT_AUTOMAKE([1.8.0 foreign])

m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])

WINDOWS_RC_VERSION=`echo $PACKAGE_VERSION | sed 's/-.*//; s/\./, /g; s/$/, 0/'`

dnl Without a hyphen. This is used for the bash-completion scripts.

PROGRAM_SPREFIX=$(echo $PACKAGE_SHORTNAME | tr A-Z a-z)

dnl With a hyphen, used almost everywhere else.

PROGRAM_PREFIX=${PROGRAM_SPREFIX}-

AC_SUBST(PROGRAM_PREFIX)

AC_DEFINE_UNQUOTED(PROGRAM_PREFIX, "$PROGRAM_PREFIX",

Change this when you create your awesome forked version)

AC_SUBST(PROGRAM_SPREFIX)

AC_CONFIG_HEADERS(config.h:config.hin)

AC_SUBST(WINDOWS_RC_VERSION)

AC_SUBST(SDLMIXER_CFLAGS)

AC_SUBST(SDLMIXER_LIBS)

AC_SUBST(SDLNET_CFLAGS)

AC_SUBST(SDLNET_LIBS)

AC_SUBST(ac_aux_dir)

AC_SUBST(PACKAGE_SHORTNAME)

AC_SUBST(PACKAGE_SHORTDESC)

AC_SUBST(PACKAGE_COPYRIGHT)

AC_SUBST(PACKAGE_LICENSE)

AC_SUBST(PACKAGE_MAINTAINER)

AC_SUBST(PACKAGE_URL)

AC_SUBST(PACKAGE_RDNS)

AC_SUBST(PACKAGE_BUGREPORT)

dnl Shut up the datarootdir warnings.

AC_DEFUN([AC_DATAROOTDIR_CHECKED])

AC_CONFIG_FILES([

Makefile

man/Makefile

man/bash-completion/Makefile

man/bash-completion/doom.template

man/bash-completion/heretic.template

man/bash-completion/hexen.template

man/bash-completion/strife.template

opl/Makefile

opl/examples/Makefile

pcsound/Makefile

pkg/Makefile

pkg/config.make

pkg/osx/Info.plist

rpm.spec

data/Makefile

src/Makefile

src/doom-res.rc

src/Doom.metainfo.xml

src/Doom.desktop

src/Doom_Screensaver.desktop

src/doom/Makefile

src/heretic-res.rc

src/Heretic.metainfo.xml

src/Heretic.desktop

src/heretic/Makefile

src/hexen-res.rc

src/Hexen.metainfo.xml

src/Hexen.desktop

src/hexen/Makefile

src/setup-res.rc

src/setup/Makefile

src/setup/Setup.desktop

src/setup/setup-manifest.xml

src/strife-res.rc

src/Strife.metainfo.xml

src/Strife.desktop

src/strife/Makefile

textscreen/Makefile

textscreen/examples/Makefile

textscreen/fonts/Makefile

])

AC_OUTPUT