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276 lines
8.4 KiB
276 lines
8.4 KiB
# Copyright © 2013 Intel Corporation
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#
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# Permission is hereby granted, free of charge, to any person obtaining a
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# copy of this software and associated documentation files (the "Software"),
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# to deal in the Software without restriction, including without limitation
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# the rights to use, copy, modify, merge, publish, distribute, sublicense,
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# and/or sell copies of the Software, and to permit persons to whom the
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# Software is furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice (including the next
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# paragraph) shall be included in all copies or substantial portions of the
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# Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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# IN THE SOFTWARE.
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# Initialize Autoconf
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AC_PREREQ([2.60])
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AC_INIT([libepoxy],
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[1.5.4],
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[https://github.com/anholt/libepoxy],
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[libepoxy])
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AC_CONFIG_SRCDIR([Makefile.am])
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AC_CONFIG_HEADERS([config.h])
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AC_CONFIG_MACRO_DIR([m4])
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# Initialize Automake
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AM_INIT_AUTOMAKE([foreign -Wno-portability dist-xz no-dist-gzip tar-ustar subdir-objects])
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# Require X.Org macros 1.8 or later for MAN_SUBSTS set by XORG_MANPAGE_SECTIONS
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m4_ifndef([XORG_MACROS_VERSION],
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[m4_fatal([must install xorg-macros 1.8 or later before running autoconf/autogen.
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Hint: either install from source, git://anongit.freedesktop.org/xorg/util/macros or,
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depending on you distribution, try package 'xutils-dev' or 'xorg-x11-util-macros'])])
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XORG_MACROS_VERSION(1.8)
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XORG_DEFAULT_OPTIONS
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AC_CHECK_PROGS([PYTHON], [python3 python2 python])
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# Initialize libtool
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AC_DISABLE_STATIC
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AC_LIBTOOL_WIN32_DLL
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AC_PROG_LIBTOOL
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AC_SYS_LARGEFILE
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AC_CHECK_HEADER([KHR/khrplatform.h],
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[AC_DEFINE([HAVE_KHRPLATFORM_H], [1],
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[Define to 1 if you have <KHR/khrplatform.h> (used for tests)]
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)]
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)
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# OS X defaults to having -Wint-conversion ("warn when passing
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# uintptr_t to a void *") by default. Kill that.
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XORG_TESTSET_CFLAG(CWARNFLAGS, [-Wno-int-conversion])
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AC_ARG_ENABLE([x11],
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[AC_HELP_STRING([--enable-x11=@<:@yes,no@:>@], [Enable X11 support @<:@default=yes@:>@])],
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[enable_x11=$enableval],
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[enable_x11=yes])
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AC_ARG_ENABLE([glx],
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[AC_HELP_STRING([--enable-glx=@<:@auto,yes,no@:>@], [Enable GLX support @<:@default=auto@:>@])],
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[enable_glx=$enableval],
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[enable_glx=auto])
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# GLX can be used on different platforms, so we expose a
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# configure time switch to enable or disable it; in case
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# the "auto" default value is set, we only enable GLX
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# support on Linux and Unix
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AS_CASE([$enable_glx],
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[auto], [
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AS_CASE([$host_os],
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[mingw*], [build_glx=no],
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[darwin*], [build_glx=no],
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[android*], [build_glx=no],
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[build_glx=yes])
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],
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[yes], [
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build_glx=yes
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],
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[no], [
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build_glx=no
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],
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[AC_MSG_ERROR([Invalid value "$enable_glx" for option "--enable-glx"])]
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])
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AC_ARG_ENABLE([egl],
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[AC_HELP_STRING([--enable-egl=@<:@auto,yes,no@:>@], [Enable EGL support @<:@default=auto@:>@])],
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[enable_egl=$enableval],
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[enable_egl=auto])
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AS_CASE([$enable_egl],
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[auto], [
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AS_CASE([$host_os],
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[mingw*], [build_egl=no],
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[darwin*], [build_egl=no],
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[build_egl=yes])
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],
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[yes], [
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build_egl=yes
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],
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[no], [
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build_egl=no
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],
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[AC_MSG_ERROR([Invalid value "$enable_egl" for option "--enable-egl"])]
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])
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# The remaining platform specific API are enabled depending on the
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# platform we're building for
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AS_CASE([$host_os],
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[mingw*], [
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build_wgl=yes
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has_znow=yes
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# On windows, the DLL has to have all of its functions
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# resolved at link time, so we have to link directly against
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# opengl32.dll. But that's the only GL provider, anyway.
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EPOXY_LINK_LIBS="-lopengl32"
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# Testing our built windows binaries requires that they be run
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# under wine. Yeah, we should be nice and autodetect, but
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# there's lots of missing autodetection for the testsuite
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# (like checking for EGL and GLX libs in non-windows.).
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AC_SUBST([LOG_COMPILER], [wine])
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],
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[darwin*], [
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build_wgl=no
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has_znow=no
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EPOXY_LINK_LIBS=""
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],
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[
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build_wgl=no
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has_znow=yes
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# On platforms with dlopen, we load everything dynamically and
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# don't link against a specific window system or GL implementation.
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EPOXY_LINK_LIBS=""
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]
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)
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AC_SUBST(EPOXY_LINK_LIBS)
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if test x$enable_x11 = xno; then
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if test x$enable_glx = xyes; then
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AC_MSG_ERROR([GLX support is explicitly enabled, but X11 was disabled])
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fi
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build_glx=no
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else
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AC_DEFINE([ENABLE_X11], [1], [Whether X11 support is enabled])
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fi
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AM_CONDITIONAL(BUILD_EGL, test x$build_egl = xyes)
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if test x$build_egl = xyes; then
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PKG_CHECK_MODULES(EGL, [egl])
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AC_DEFINE([BUILD_EGL], [1], [build EGL tests])
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AC_DEFINE(ENABLE_EGL, [1], [Whether EGL support is enabled])
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fi
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AM_CONDITIONAL(BUILD_GLX, test x$build_glx = xyes)
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if test x$build_glx = xyes; then
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AC_DEFINE([BUILD_GLX], [1], [build GLX tests])
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fi
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AM_CONDITIONAL(BUILD_WGL, test x$build_wgl = xyes)
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if test x$build_wgl = xyes; then
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AC_DEFINE([BUILD_WGL], [1], [build WGL tests])
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fi
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AM_CONDITIONAL(HAS_ZNOW, test x$has_znow = xyes)
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AC_CHECK_LIB([GLESv1_CM], [glFlush], [has_gles1=yes], [has_gles1=no])
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AM_CONDITIONAL(HAS_GLES1, test x$has_gles1 = xyes)
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AC_CHECK_LIB([dl], [dlopen], [DLOPEN_LIBS="-ldl"])
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AC_SUBST([DLOPEN_LIBS])
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savelibs=$LIBS
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LIBS=$DLOPEN_LIBS
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AC_CHECK_FUNCS([dlvsym], [have_dlvsym=1], [have_dlvsym=0])
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AM_CONDITIONAL(HAVE_DLVSYM, test $have_dlvsym = 1)
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LIBS=$savelibs
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VISIBILITY_CFLAGS=""
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AS_CASE(["$host"],
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[*-*-mingw*], [
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dnl on mingw32 we do -fvisibility=hidden and __declspec(dllexport)
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AC_DEFINE([EPOXY_PUBLIC],
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[__attribute__((visibility("default"))) __declspec(dllexport) extern],
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[defines how to decorate public symbols while building])
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VISIBILITY_CFLAGS="-fvisibility=hidden"
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],
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[
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dnl on other compilers, check if we can do -fvisibility=hidden
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SAVED_CFLAGS="${CFLAGS}"
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CFLAGS="-fvisibility=hidden"
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AC_MSG_CHECKING([for -fvisibility=hidden compiler flag])
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AC_TRY_COMPILE([], [int main (void) { return 0; }], [
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AC_MSG_RESULT(yes)
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enable_fvisibility_hidden=yes
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], [
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AC_MSG_RESULT(no)
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enable_fvisibility_hidden=no
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])
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CFLAGS="${SAVED_CFLAGS}"
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AS_IF([test "${enable_fvisibility_hidden}" = "yes"], [
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AC_DEFINE([EPOXY_PUBLIC],
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[__attribute__((visibility("default"))) extern],
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[defines how to decorate public symbols while building])
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VISIBILITY_CFLAGS="-fvisibility=hidden"
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])
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]
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)
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AC_SUBST([VISIBILITY_CFLAGS])
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if test x$enable_x11 = xyes; then
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PKG_CHECK_MODULES(X11, [x11], [x11=yes], [x11=no])
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if test x$x11 = xno -a x$build_glx = xyes; then
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AC_MSG_ERROR([libX11 headers (libx11-dev) are required to build with GLX support])
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fi
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else
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x11=no
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fi
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if test x$build_glx = xyes; then
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AC_DEFINE(ENABLE_GLX, [1], [Whether GLX support is enabled])
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fi
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AM_CONDITIONAL(HAVE_X11, test x$x11 = xyes)
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PKG_CHECK_MODULES(GL, [gl], [gl=yes], [gl=no])
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PKG_CHECK_MODULES(EGL, [egl], [egl=yes], [egl=no])
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GL_REQS=""
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AS_IF([test x$gl = xyes], [GL_REQS="$GL_REQS gl"])
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AS_IF([test x$build_egl = xyes && test x$egl = xyes], [GL_REQS="$GL_REQS egl"])
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AC_SUBST(GL_REQS)
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# Variables for the pkg-config file; AC_SUBST does not do `test` substitutions,
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# so we need to specify the boolean values here
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AS_IF([test x$build_glx = xyes], [epoxy_has_glx=1], [epoxy_has_glx=0])
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AS_IF([test x$build_egl = xyes], [epoxy_has_egl=1], [epoxy_has_egl=0])
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AS_IF([test x$build_wgl = xyes], [epoxy_has_wgl=1], [epoxy_has_wgl=0])
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AC_SUBST(epoxy_has_glx)
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AC_SUBST(epoxy_has_egl)
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AC_SUBST(epoxy_has_wgl)
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AC_CONFIG_FILES([
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epoxy.pc
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Makefile
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include/epoxy/Makefile
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src/Makefile
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test/Makefile
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])
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AC_OUTPUT
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echo " EGL: $build_egl"
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echo " GLX: $build_glx"
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echo " WGL: $build_wgl"
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echo " PYTHON: $PYTHON"
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