configure.ac - platform/external/igt-gpu-tools - Gitiles

 #  Copyright 2005 Adam Jackson.
 #
 #  Permission is hereby granted, free of charge, to any person obtaining a
 #  copy of this software and associated documentation files (the "Software"),
 #  to deal in the Software without restriction, including without limitation
 #  on the rights to use, copy, modify, merge, publish, distribute, sub
 #  license, and/or sell copies of the Software, and to permit persons to whom
 #  the Software is furnished to do so, subject to the following conditions:
 #
 #  The above copyright notice and this permission notice (including the next
 #  paragraph) shall be included in all copies or substantial portions of the
 #  Software.
 #
 #  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 #  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 #  FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.  IN NO EVENT SHALL
 #  ADAM JACKSON BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 #  IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 #  CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #
 # Process this file with autoconf to produce a configure script

 AC_PREREQ([2.60])
 AC_INIT([intel-gpu-tools],
 	[1.22],
 	[https://bugs.freedesktop.org/enter_bug.cgi?product=DRI&component=IGT],
 	[intel-gpu-tools])

 AC_CONFIG_SRCDIR([Makefile.am])
 AC_CONFIG_HEADERS([config.h])
 AC_CONFIG_MACRO_DIR([m4])
 AC_CONFIG_AUX_DIR([build-aux])
 AC_USE_SYSTEM_EXTENSIONS
 AC_SYS_LARGEFILE
 AC_GNU_SOURCE
 AC_CANONICAL_HOST
 AC_CANONICAL_TARGET

 AM_INIT_AUTOMAKE([1.12 foreign subdir-objects dist-bzip2])
 AM_PATH_PYTHON([3],, [:])

 AC_PROG_CC
 AC_PROG_LEX
 AC_PROG_YACC

 # check for gtk-doc
 m4_ifdef([GTK_DOC_CHECK], [
 GTK_DOC_CHECK([1.14],[--flavour no-tmpl])
 ],[
 AM_CONDITIONAL([ENABLE_GTK_DOC], false)
 enable_gtk_doc=no
 ])

 # check for rst2man for generating man pages
 AC_CHECK_PROG(RST2MAN, rst2man, yes, no)
 AM_CONDITIONAL(HAVE_RST2MAN, [test "x$RST2MAN" = xyes])

 # Checks for functions, headers, structures, etc.
 AC_HEADER_STDC
 AC_CHECK_HEADERS([termios.h linux/kd.h sys/kd.h libgen.h sys/io.h])
 AC_CHECK_MEMBERS([struct sysinfo.totalram],[],[],[AC_INCLUDES_DEFAULT
 		  #include <sys/sysinfo.h>
 		  ])
 AC_CHECK_TYPES([sighandler_t],[],[],[AC_INCLUDES_DEFAULT
 #include <signal.h>])
 AC_CHECK_FUNCS([swapctl])
 AC_CHECK_FUNCS([asprintf])
 AX_GCC_FUNC_ATTRIBUTE([constructor])

 dnl Check for POSIX timers
 AC_CHECK_FUNCS(timer_create, [], [
 	AC_CHECK_LIB(rt, timer_create, [
 		AC_DEFINE(HAVE_TIMER_CREATE, 1)
 		TIMER_LIBS="-lrt"
 		], [
 		AC_CHECK_LIB(pthread, timer_create, [
 			AC_DEFINE(HAVE_TIMER_CREATE, 1)
 			TIMER_LIBS="-lpthread"
 		])
 	])
 ])
 AC_SUBST(TIMER_LIBS)

 dnl Check for CPUID
 cpuid="yes"
 AC_TRY_LINK([
 	#include <cpuid.h>
 	#include <stddef.h>
 	],
 	[
 	int eax, ebx, ecx, edx;
 	if (__get_cpuid_max(0, NULL) < 4)
 		return 0;
 	__cpuid_count(4, 0, eax, ebx, ecx, edx);
 	],
 	[cpuid="yes"],
 	[cpuid="no"]
 )
 if test "x$cpuid" = "xyes"; then
 	AC_DEFINE(HAVE_CPUID_H, 1, [Found a useable cpuid.h])
 fi

 # Initialize libtool
 AC_DISABLE_STATIC
 AC_PROG_LIBTOOL

 # Require X.Org macros 1.16 or later for XORG_TESTSET_CFLAG
 m4_ifndef([XORG_MACROS_VERSION],
 	  [m4_fatal([must install xorg-macros 1.16 or later before running autoconf/autogen])])
 XORG_MACROS_VERSION(1.16)
 XORG_DEFAULT_OPTIONS

 # warning flags for the assembler. We can't quite use CWARNFLAGS for it yet as
 # it generates waaaay too many warnings.
 ASSEMBLER_WARN_CFLAGS=""
 if test "x$GCC" = "xyes"; then
 	ASSEMBLER_WARN_CFLAGS="-Wall -Wstrict-prototypes \
 	-Wmissing-prototypes -Wmissing-declarations \
 	-Wnested-externs -fno-strict-aliasing"
 fi
 AC_SUBST(ASSEMBLER_WARN_CFLAGS)

 PKG_CHECK_MODULES(DRM, [libdrm >= 2.4.82])
 PKG_CHECK_MODULES(PCIACCESS, [pciaccess >= 0.10])
 PKG_CHECK_MODULES(KMOD, [libkmod])
 PKG_CHECK_MODULES(PROCPS, [libprocps])
 PKG_CHECK_MODULES(LIBUNWIND, [libunwind])
 PKG_CHECK_MODULES(VALGRIND, [valgrind], [have_valgrind=yes], [have_valgrind=no])

 if test x$have_valgrind = xyes; then
 	AC_DEFINE(HAVE_VALGRIND, 1, [Enable valgrind annotation support.])
 fi

 case "$target_cpu" in
 	x86*|i?86)
 		build_x86="yes"
 		;;
 	*)
 		build_x86="no"
 		;;
 esac

 if test x"$build_x86" = xyes; then
 	PKG_CHECK_MODULES(OVERLAY_XVLIB, [xv x11 xext dri2proto >= 2.6], enable_overlay_xvlib=yes, enable_overlay_xvlib=no)
 	PKG_CHECK_MODULES(OVERLAY_XLIB, [cairo-xlib dri2proto >= 2.6], enable_overlay_xlib=yes, enable_overlay_xlib=no)
 	AS_IF([test x"$LEX" != "x:" -a x"$YACC" != xyacc],
 		[enable_assembler=yes],
 		[enable_assembler=no])

 	AC_CHECK_TOOL([LEG], [leg])
 	if test x"$LEG" != xleg; then
 		enable_overlay_xvlib="no"
 		enable_overlay_xlib="no"
 		AC_MSG_NOTICE([Failed to find leg, required for overlay, try : apt-get install peg])
 	fi
 else
 	enable_overlay_xvlib="no"
 	enable_overlay_xlib="no"
 	enable_assembler="no"
 	BUILD_SHADER_DEBUGGER="no"
 fi
 AM_CONDITIONAL(BUILD_X86, [test "x$build_x86" = xyes])

 AM_CONDITIONAL(BUILD_ASSEMBLER, [test "x$enable_assembler" = xyes])

 AM_CONDITIONAL(BUILD_OVERLAY_XVLIB, [test "x$enable_overlay_xvlib" = xyes])
 AM_CONDITIONAL(BUILD_OVERLAY_XLIB, [test "x$enable_overlay_xlib" = xyes])
 AM_CONDITIONAL(BUILD_OVERLAY, [test "x$enable_overlay_xlib" = xyes -o "x$enable_overlay_xvlib" = "xyes"])
 if test x$enable_overlay_xvlib = xyes; then
 	AC_DEFINE(HAVE_OVERLAY_XVLIB, 1, [Enable XV backend])
 fi
 if test x$enable_overlay_xlib = xyes; then
 	AC_DEFINE(HAVE_OVERLAY_XLIB, 1, [Enable X backend])
 fi
 PKG_CHECK_MODULES(XRANDR, xrandr >= 1.3, AC_DEFINE(HAVE_XRANDR, 1, [Have libXrandr]), [have_xrandr=no])

 # for testdisplay
 PKG_CHECK_MODULES(CAIRO, [cairo >= 1.12.0])
 PKG_CHECK_MODULES(LIBUDEV, [libudev])
 PKG_CHECK_MODULES(GLIB, [glib-2.0], [glib=yes], [glib=no])
 if test x"$glib" = xyes; then
 	AC_DEFINE(HAVE_GLIB,1,[Enable glib support])
 fi
 PKG_CHECK_MODULES(GSL, [gsl], [gsl=yes], [gsl=no])
 AM_CONDITIONAL(HAVE_GSL, [test "x$gsl" = xyes])

 # for chamelium
 AC_ARG_ENABLE(chamelium, AS_HELP_STRING([--enable-chamelium],
 	      [Enable building of chamelium libraries and tests (default: no)]),
 	      [if test x$enableval = xyes; then enable_chamelium=yes; fi],
 	      [enable_chamelium=no])
 AM_CONDITIONAL(HAVE_CHAMELIUM, [test "x$enable_chamelium" = xyes])
 if test "x$enable_chamelium" = xyes; then
 	PKG_CHECK_MODULES(XMLRPC, xmlrpc xmlrpc_util xmlrpc_client,
 		          [xmlrpc=yes], [xmlrpc=no])
 	if test x"$xmlrpc" != xyes; then
 		AC_CHECK_PROG([XMLRPC_C_CONFIG], [xmlrpc-c-config], [yes], [no])
 		if test x"$XMLRPC_C_CONFIG" = xyes; then
 			XMLRPC_CFLAGS=$(xmlrpc-c-config client --cflags)
 			XMLRPC_LIBS=$(xmlrpc-c-config client --libs)
 			AC_SUBST(XMLRPC_CFLAGS)
 			AC_SUBST(XMLRPC_LIBS)
 		else
 			AC_MSG_ERROR([Failed to find xmlrpc, required by chamelium.])
 		fi
 	fi
 	PKG_CHECK_MODULES(PIXMAN, pixman-1, [],
 			  [AC_MSG_ERROR([Failed to find pixman, required by chamelium.])])
 	if test x"$glib" != xyes; then
 		AC_MSG_ERROR([Failed to find glib, required by chamelium.])
 	fi
 	if test x"$gsl" != xyes; then
 		AC_MSG_ERROR([Failed to find gsl, required by chamelium.])
 	fi

 	AC_DEFINE(HAVE_CHAMELIUM, 1, [Enable Chamelium support])
 fi

 PKG_CHECK_MODULES(ALSA, [alsa], [alsa=yes], [alsa=no])
 AM_CONDITIONAL(HAVE_ALSA, [test "x$alsa" = xyes])

 # for audio
 AC_ARG_ENABLE(audio, AS_HELP_STRING([--enable-audio],
 	      [Enable building of audio tests (default: no)]),
 	      [if test x$enableval = xyes; then enable_audio=yes; fi],
 	      [enable_audio=no])
 AM_CONDITIONAL(HAVE_AUDIO, [test "x$enable_audio" = xyes])
 if test "x$enable_audio" = xyes; then
 	if test x"$alsa" != xyes; then
 		AC_MSG_ERROR([Failed to find ALSA, required by audio.])
 	fi
 	if test x"$gsl" != xyes; then
 		AC_MSG_ERROR([Failed to find gsl, required by audio.])
 	fi

 	AC_DEFINE(HAVE_AUDIO, 1, [Enable Audio support])
 fi

 # -----------------------------------------------------------------------------
 #			Configuration options
 # -----------------------------------------------------------------------------
 AC_ARG_ENABLE(intel, AS_HELP_STRING([--disable-intel],
 	      [Enable building of intel specific parts (default: auto)]),
 	      [INTEL=$enableval], [INTEL=auto])
 if test "x$INTEL" = xauto; then
 	PKG_CHECK_EXISTS([libdrm_intel >= 2.4.75], [INTEL=yes], [INTEL=no])
 fi
 if test "x$INTEL" = xyes; then
 	PKG_CHECK_MODULES(DRM_INTEL, [libdrm_intel >= 2.4.75])
 	AC_DEFINE(HAVE_LIBDRM_INTEL, 1, [Have intel support])
 else
 	DRM_INTEL_CFLAGS=-I$\(top_srcdir\)/lib/stubs/drm/
 	DRM_INTEL_LIBS=
 fi
 DRM_CFLAGS="$DRM_CFLAGS $DRM_INTEL_CFLAGS"
 DRM_LIBS="$DRM_LIBS $DRM_INTEL_LIBS"
 AC_SUBST([DRM_CFLAGS])
 AC_SUBST([DRM_LIBS])

 AM_CONDITIONAL(HAVE_LIBDRM_INTEL, [test "x$INTEL" = xyes])

 AC_ARG_ENABLE(amdgpu, AS_HELP_STRING([--disable-amdgpu],
 	      [Enable building of amdgpu tests (default: auto)]),
 	      [AMDGPU=$enableval], [AMDGPU=auto])
 if test "x$AMDGPU" = xauto; then
 	PKG_CHECK_EXISTS([libdrm_amdgpu >= 2.4.81], [AMDGPU=yes], [AMDGPU=no])
 fi
 if test "x$AMDGPU" = xyes; then
 	PKG_CHECK_MODULES(DRM_AMDGPU, [libdrm_amdgpu >= 2.4.81])
 	AC_DEFINE(HAVE_LIBDRM_AMDGPU, 1, [Have amdgpu support])
 fi
 AM_CONDITIONAL(HAVE_LIBDRM_AMDGPU, [test "x$AMDGPU" = xyes])

 # for dma-buf tests
 AC_ARG_ENABLE(nouveau, AS_HELP_STRING([--disable-nouveau],
 	      [Enable use of nouveau API for prime tests (default: auto)]),
 	      [NOUVEAU=$enableval], [NOUVEAU=auto])
 if test "x$NOUVEAU" = xauto; then
 	PKG_CHECK_EXISTS([libdrm_nouveau >= 2.4.33], [NOUVEAU=yes], [NOUVEAU=no])
 fi
 if test "x$NOUVEAU" = xyes; then
 	PKG_CHECK_MODULES(DRM_NOUVEAU, [libdrm_nouveau >= 2.4.33])
 	AC_DEFINE(HAVE_LIBDRM_NOUVEAU, 1, [Have nouveau support])
 fi
 AM_CONDITIONAL(HAVE_LIBDRM_NOUVEAU, [test "x$NOUVEAU" = xyes])

 AC_ARG_ENABLE(vc4, AS_HELP_STRING([--disable-vc4],
 	      [Enable building of vc4 tests (default: yes)]),
 	      [VC4=$enableval], [VC4=yes])
 if test "x$VC4" = xyes; then
 	AC_DEFINE(BUILD_VC4, 1, [Have vc4 support])
 fi
 AM_CONDITIONAL(BUILD_VC4, [test "x$VC4" = xyes])

 # Define a configure option for the shader debugger
 AC_ARG_ENABLE(shader-debugger, AS_HELP_STRING([--enable-shader-debugger],
 	      [Enable shader debugging support [autodetected]]),
 	      [BUILD_SHADER_DEBUGGER="$enableval"], [BUILD_SHADER_DEBUGGER=no])

 # Shader debugger depends on python3, intel-genasm and objcopy
 if test "x$BUILD_SHADER_DEBUGGER" != xno; then
 	# Check that the assembler is built
 	if test "x$enable_assembler" = xno; then
 		BUILD_SHADER_DEBUGGER=no
 		if test "x$BUILD_SHADER_DEBUGGER" = xyes; then
 			AC_MSG_ERROR([Shader debugger requested, but assembler not enabled.])
 		fi
 	fi

 	# Check Python 3 is installed
 	if test "$PYTHON" = ":" ; then
 		if test "x$BUILD_SHADER_DEBUGGER" = xyes; then
 			AC_MSG_ERROR([Shader debugger requested, python version 3 not found.])
 		else
 			BUILD_SHADER_DEBUGGER=no
 		fi
 	fi

 	# Check for the objcopy GNU binary utiliy command
 	AC_PATH_PROGS([OBJCOPY], objcopy)
 	if test -z "$OBJCOPY" ; then
 		if test "x$BUILD_SHADER_DEBUGGER" = xyes; then
 			AC_MSG_ERROR([Shader debugger requested, but objcopy command not found.])
 		else
 			BUILD_SHADER_DEBUGGER=no
 		fi
 	fi
 fi

 AM_CONDITIONAL(BUILD_SHADER_DEBUGGER, [test "x$BUILD_SHADER_DEBUGGER" != xno])
 AS_IF([test "x$BUILD_SHADER_DEBUGGER" != xno],
       [enable_debugger=yes], [enable_debugger=no])

 # enable debug symbols
 AC_ARG_ENABLE(debug,
 	      AS_HELP_STRING([--disable-debug],
 			     [Build tests without debug symbols]),
 	      [], [enable_debug=yes])

 AC_ARG_ENABLE(werror,
 	      AS_HELP_STRING([--enable-werror],
 			     [Fail on warnings]),
 	      [], [enable_werror=no])

 if test "x$enable_debug" = xyes; then
 	AS_COMPILER_FLAG([-g3], [DEBUG_CFLAGS="-g3"], [DEBUG_CFLAGS="-g"])
 	AS_COMPILER_FLAG([-Og], [DEBUG_CFLAGS+=" -Og -Wno-maybe-uninitialized"], # disable maybe-uninitialized due to false positives
 			 [DEBUG_CFLAGS+=" -O0"])
 	AC_SUBST([DEBUG_CFLAGS])
 fi

 if test "x$enable_werror" = xyes; then
 	AS_COMPILER_FLAG([-Werror], [WERROR_CFLAGS="-Werror"])
 fi

 # prevent relinking the world on every commit for developers
 AC_ARG_ENABLE(git-hash,
 	      AS_HELP_STRING([--disable-git-hash],
 			     [Do not use git hash in version]),
 	      [git_hash=$enableval], [git_hash=yes])
 AC_SUBST(GIT_HASH, [$git_hash])

 # -----------------------------------------------------------------------------

 # To build multithread code, gcc uses -pthread, Solaris Studio cc uses -mt
 XORG_TESTSET_CFLAG([THREAD_CFLAGS], [-pthread], [-mt])
 AC_SUBST([THREAD_CFLAGS])

 AC_ARG_ENABLE(tests,
 	      AS_HELP_STRING([--disable-tests],
 	      [Disable tests build (default: enabled)]),
 	      [BUILD_TESTS=$enableval], [BUILD_TESTS="yes"])
 if test "x$BUILD_TESTS" = xyes; then
 	AC_DEFINE(BUILD_TESTS, 1, [Build tests])
 fi
 AM_CONDITIONAL(BUILD_TESTS, [test "x$BUILD_TESTS" = xyes])
 AC_DEFINE_UNQUOTED(TARGET_CPU_PLATFORM, ["$host_cpu"], [Target platform])

 files="broadwell cherryview haswell ivybridge sandybridge valleyview skylake"
 for file in $files; do
 	REGISTER_FILES="$REGISTER_FILES $file `cat $srcdir/tools/registers/$file`"
 done
 REGISTER_FILES=`echo $REGISTER_FILES | tr ' ' '\n' | sort -u | tr '\n' ' '`
 AC_SUBST(REGISTER_FILES)

 AC_CONFIG_FILES([
 		 Makefile
 		 benchmarks/Makefile
 		 benchmarks/ezbench.d/Makefile
 		 benchmarks/wsim/Makefile
 		 docs/Makefile
 		 docs/reference/Makefile
 		 docs/reference/intel-gpu-tools/Makefile
 		 docs/reference/intel-gpu-tools/version.xml
 		 lib/Makefile
 		 lib/tests/Makefile
 		 man/Makefile
 		 scripts/Makefile
 		 tests/Makefile
 		 tests/intel-ci/Makefile
 		 tools/Makefile
 		 tools/null_state_gen/Makefile
 		 tools/registers/Makefile
 		 include/Makefile
 		 include/drm-uapi/Makefile
 		 debugger/Makefile
 		 debugger/system_routine/Makefile
 		 assembler/Makefile
 		 assembler/doc/Makefile
 		 assembler/test/Makefile
 		 assembler/intel-gen4asm.pc
 		 overlay/Makefile
 		 ])

 AC_CONFIG_FILES([tools/intel_aubdump], [chmod +x tools/intel_aubdump])

 AC_OUTPUT

 # Print a summary of the compilation
 echo ""
 echo "Intel GPU tools"

 echo ""
 echo " • Tests:"
 echo "       Build tests        : ${BUILD_TESTS}"
 echo "       Chamelium tests    : ${enable_chamelium}"
 echo "       Audio tests        : ${enable_audio}"
 echo "       Compile prime tests: ${NOUVEAU}"
 echo "       Debug flags        : ${DEBUG_CFLAGS}"
 echo ""
 echo " • Tools:"
 echo "       Assembler          : ${enable_assembler}"
 echo "       Debugger           : ${enable_debugger}"
 echo "       Overlay            : X: ${enable_overlay_xlib}, Xv: ${enable_overlay_xvlib}"
 echo "       x86-specific tools : ${build_x86}"
 echo ""
 echo " • API-Documentation      : ${enable_gtk_doc}"
 echo " • Fail on warnings       : ${enable_werror}"
 echo ""

 # vim: set ft=config ts=8 sw=8 tw=0 noet :
	# Copyright 2005 Adam Jackson.
	#
	# Permission is hereby granted, free of charge, to any person obtaining a
	# copy of this software and associated documentation files (the "Software"),
	# to deal in the Software without restriction, including without limitation
	# on the rights to use, copy, modify, merge, publish, distribute, sub
	# license, and/or sell copies of the Software, and to permit persons to whom
	# the Software is furnished to do so, subject to the following conditions:
	#
	# The above copyright notice and this permission notice (including the next
	# paragraph) shall be included in all copies or substantial portions of the
	# Software.
	#
	# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	# FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
	# ADAM JACKSON BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
	# IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
	# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
	#
	# Process this file with autoconf to produce a configure script

	AC_PREREQ([2.60])
	AC_INIT([intel-gpu-tools],
	[1.22],
	[https://bugs.freedesktop.org/enter_bug.cgi?product=DRI&component=IGT],
	[intel-gpu-tools])

	AC_CONFIG_SRCDIR([Makefile.am])
	AC_CONFIG_HEADERS([config.h])
	AC_CONFIG_MACRO_DIR([m4])
	AC_CONFIG_AUX_DIR([build-aux])
	AC_USE_SYSTEM_EXTENSIONS
	AC_SYS_LARGEFILE
	AC_GNU_SOURCE
	AC_CANONICAL_HOST
	AC_CANONICAL_TARGET

	AM_INIT_AUTOMAKE([1.12 foreign subdir-objects dist-bzip2])
	AM_PATH_PYTHON([3],, [:])

	AC_PROG_CC
	AC_PROG_LEX
	AC_PROG_YACC

	# check for gtk-doc
	m4_ifdef([GTK_DOC_CHECK], [
	GTK_DOC_CHECK([1.14],[--flavour no-tmpl])
	],[
	AM_CONDITIONAL([ENABLE_GTK_DOC], false)
	enable_gtk_doc=no
	])

	# check for rst2man for generating man pages
	AC_CHECK_PROG(RST2MAN, rst2man, yes, no)
	AM_CONDITIONAL(HAVE_RST2MAN, [test "x$RST2MAN" = xyes])

	# Checks for functions, headers, structures, etc.
	AC_HEADER_STDC
	AC_CHECK_HEADERS([termios.h linux/kd.h sys/kd.h libgen.h sys/io.h])
	AC_CHECK_MEMBERS([struct sysinfo.totalram],[],[],[AC_INCLUDES_DEFAULT
	#include <sys/sysinfo.h>
	])
	AC_CHECK_TYPES([sighandler_t],[],[],[AC_INCLUDES_DEFAULT
	#include <signal.h>])
	AC_CHECK_FUNCS([swapctl])
	AC_CHECK_FUNCS([asprintf])
	AX_GCC_FUNC_ATTRIBUTE([constructor])

	dnl Check for POSIX timers
	AC_CHECK_FUNCS(timer_create, [], [
	AC_CHECK_LIB(rt, timer_create, [
	AC_DEFINE(HAVE_TIMER_CREATE, 1)
	TIMER_LIBS="-lrt"
	], [
	AC_CHECK_LIB(pthread, timer_create, [
	AC_DEFINE(HAVE_TIMER_CREATE, 1)
	TIMER_LIBS="-lpthread"
	])
	])
	])
	AC_SUBST(TIMER_LIBS)

	dnl Check for CPUID
	cpuid="yes"
	AC_TRY_LINK([
	#include <cpuid.h>
	#include <stddef.h>
	],
	[
	int eax, ebx, ecx, edx;
	if (__get_cpuid_max(0, NULL) < 4)
	return 0;
	__cpuid_count(4, 0, eax, ebx, ecx, edx);
	],
	[cpuid="yes"],
	[cpuid="no"]
	)
	if test "x$cpuid" = "xyes"; then
	AC_DEFINE(HAVE_CPUID_H, 1, [Found a useable cpuid.h])
	fi

	# Initialize libtool
	AC_DISABLE_STATIC
	AC_PROG_LIBTOOL

	# Require X.Org macros 1.16 or later for XORG_TESTSET_CFLAG
	m4_ifndef([XORG_MACROS_VERSION],
	[m4_fatal([must install xorg-macros 1.16 or later before running autoconf/autogen])])
	XORG_MACROS_VERSION(1.16)
	XORG_DEFAULT_OPTIONS

	# warning flags for the assembler. We can't quite use CWARNFLAGS for it yet as
	# it generates waaaay too many warnings.
	ASSEMBLER_WARN_CFLAGS=""
	if test "x$GCC" = "xyes"; then
	ASSEMBLER_WARN_CFLAGS="-Wall -Wstrict-prototypes \
	-Wmissing-prototypes -Wmissing-declarations \
	-Wnested-externs -fno-strict-aliasing"
	fi
	AC_SUBST(ASSEMBLER_WARN_CFLAGS)

	PKG_CHECK_MODULES(DRM, [libdrm >= 2.4.82])
	PKG_CHECK_MODULES(PCIACCESS, [pciaccess >= 0.10])
	PKG_CHECK_MODULES(KMOD, [libkmod])
	PKG_CHECK_MODULES(PROCPS, [libprocps])
	PKG_CHECK_MODULES(LIBUNWIND, [libunwind])
	PKG_CHECK_MODULES(VALGRIND, [valgrind], [have_valgrind=yes], [have_valgrind=no])

	if test x$have_valgrind = xyes; then
	AC_DEFINE(HAVE_VALGRIND, 1, [Enable valgrind annotation support.])
	fi

	case "$target_cpu" in
	x86*\|i?86)
	build_x86="yes"
	;;
	*)
	build_x86="no"
	;;
	esac

	if test x"$build_x86" = xyes; then
	PKG_CHECK_MODULES(OVERLAY_XVLIB, [xv x11 xext dri2proto >= 2.6], enable_overlay_xvlib=yes, enable_overlay_xvlib=no)
	PKG_CHECK_MODULES(OVERLAY_XLIB, [cairo-xlib dri2proto >= 2.6], enable_overlay_xlib=yes, enable_overlay_xlib=no)
	AS_IF([test x"$LEX" != "x:" -a x"$YACC" != xyacc],
	[enable_assembler=yes],
	[enable_assembler=no])

	AC_CHECK_TOOL([LEG], [leg])
	if test x"$LEG" != xleg; then
	enable_overlay_xvlib="no"
	enable_overlay_xlib="no"
	AC_MSG_NOTICE([Failed to find leg, required for overlay, try : apt-get install peg])
	fi
	else
	enable_overlay_xvlib="no"
	enable_overlay_xlib="no"
	enable_assembler="no"
	BUILD_SHADER_DEBUGGER="no"
	fi
	AM_CONDITIONAL(BUILD_X86, [test "x$build_x86" = xyes])

	AM_CONDITIONAL(BUILD_ASSEMBLER, [test "x$enable_assembler" = xyes])

	AM_CONDITIONAL(BUILD_OVERLAY_XVLIB, [test "x$enable_overlay_xvlib" = xyes])
	AM_CONDITIONAL(BUILD_OVERLAY_XLIB, [test "x$enable_overlay_xlib" = xyes])
	AM_CONDITIONAL(BUILD_OVERLAY, [test "x$enable_overlay_xlib" = xyes -o "x$enable_overlay_xvlib" = "xyes"])
	if test x$enable_overlay_xvlib = xyes; then
	AC_DEFINE(HAVE_OVERLAY_XVLIB, 1, [Enable XV backend])
	fi
	if test x$enable_overlay_xlib = xyes; then
	AC_DEFINE(HAVE_OVERLAY_XLIB, 1, [Enable X backend])
	fi
	PKG_CHECK_MODULES(XRANDR, xrandr >= 1.3, AC_DEFINE(HAVE_XRANDR, 1, [Have libXrandr]), [have_xrandr=no])

	# for testdisplay
	PKG_CHECK_MODULES(CAIRO, [cairo >= 1.12.0])
	PKG_CHECK_MODULES(LIBUDEV, [libudev])
	PKG_CHECK_MODULES(GLIB, [glib-2.0], [glib=yes], [glib=no])
	if test x"$glib" = xyes; then
	AC_DEFINE(HAVE_GLIB,1,[Enable glib support])
	fi
	PKG_CHECK_MODULES(GSL, [gsl], [gsl=yes], [gsl=no])
	AM_CONDITIONAL(HAVE_GSL, [test "x$gsl" = xyes])

	# for chamelium
	AC_ARG_ENABLE(chamelium, AS_HELP_STRING([--enable-chamelium],
	[Enable building of chamelium libraries and tests (default: no)]),
	[if test x$enableval = xyes; then enable_chamelium=yes; fi],
	[enable_chamelium=no])
	AM_CONDITIONAL(HAVE_CHAMELIUM, [test "x$enable_chamelium" = xyes])
	if test "x$enable_chamelium" = xyes; then
	PKG_CHECK_MODULES(XMLRPC, xmlrpc xmlrpc_util xmlrpc_client,
	[xmlrpc=yes], [xmlrpc=no])
	if test x"$xmlrpc" != xyes; then
	AC_CHECK_PROG([XMLRPC_C_CONFIG], [xmlrpc-c-config], [yes], [no])
	if test x"$XMLRPC_C_CONFIG" = xyes; then
	XMLRPC_CFLAGS=$(xmlrpc-c-config client --cflags)
	XMLRPC_LIBS=$(xmlrpc-c-config client --libs)
	AC_SUBST(XMLRPC_CFLAGS)
	AC_SUBST(XMLRPC_LIBS)
	else
	AC_MSG_ERROR([Failed to find xmlrpc, required by chamelium.])
	fi
	fi
	PKG_CHECK_MODULES(PIXMAN, pixman-1, [],
	[AC_MSG_ERROR([Failed to find pixman, required by chamelium.])])
	if test x"$glib" != xyes; then
	AC_MSG_ERROR([Failed to find glib, required by chamelium.])
	fi
	if test x"$gsl" != xyes; then
	AC_MSG_ERROR([Failed to find gsl, required by chamelium.])
	fi

	AC_DEFINE(HAVE_CHAMELIUM, 1, [Enable Chamelium support])
	fi

	PKG_CHECK_MODULES(ALSA, [alsa], [alsa=yes], [alsa=no])
	AM_CONDITIONAL(HAVE_ALSA, [test "x$alsa" = xyes])

	# for audio
	AC_ARG_ENABLE(audio, AS_HELP_STRING([--enable-audio],
	[Enable building of audio tests (default: no)]),
	[if test x$enableval = xyes; then enable_audio=yes; fi],
	[enable_audio=no])
	AM_CONDITIONAL(HAVE_AUDIO, [test "x$enable_audio" = xyes])
	if test "x$enable_audio" = xyes; then
	if test x"$alsa" != xyes; then
	AC_MSG_ERROR([Failed to find ALSA, required by audio.])
	fi
	if test x"$gsl" != xyes; then
	AC_MSG_ERROR([Failed to find gsl, required by audio.])
	fi

	AC_DEFINE(HAVE_AUDIO, 1, [Enable Audio support])
	fi

	# -----------------------------------------------------------------------------
	# Configuration options
	# -----------------------------------------------------------------------------
	AC_ARG_ENABLE(intel, AS_HELP_STRING([--disable-intel],
	[Enable building of intel specific parts (default: auto)]),
	[INTEL=$enableval], [INTEL=auto])
	if test "x$INTEL" = xauto; then
	PKG_CHECK_EXISTS([libdrm_intel >= 2.4.75], [INTEL=yes], [INTEL=no])
	fi
	if test "x$INTEL" = xyes; then
	PKG_CHECK_MODULES(DRM_INTEL, [libdrm_intel >= 2.4.75])
	AC_DEFINE(HAVE_LIBDRM_INTEL, 1, [Have intel support])
	else
	DRM_INTEL_CFLAGS=-I$\(top_srcdir\)/lib/stubs/drm/
	DRM_INTEL_LIBS=
	fi
	DRM_CFLAGS="$DRM_CFLAGS $DRM_INTEL_CFLAGS"
	DRM_LIBS="$DRM_LIBS $DRM_INTEL_LIBS"
	AC_SUBST([DRM_CFLAGS])
	AC_SUBST([DRM_LIBS])

	AM_CONDITIONAL(HAVE_LIBDRM_INTEL, [test "x$INTEL" = xyes])

	AC_ARG_ENABLE(amdgpu, AS_HELP_STRING([--disable-amdgpu],
	[Enable building of amdgpu tests (default: auto)]),
	[AMDGPU=$enableval], [AMDGPU=auto])
	if test "x$AMDGPU" = xauto; then
	PKG_CHECK_EXISTS([libdrm_amdgpu >= 2.4.81], [AMDGPU=yes], [AMDGPU=no])
	fi
	if test "x$AMDGPU" = xyes; then
	PKG_CHECK_MODULES(DRM_AMDGPU, [libdrm_amdgpu >= 2.4.81])
	AC_DEFINE(HAVE_LIBDRM_AMDGPU, 1, [Have amdgpu support])
	fi
	AM_CONDITIONAL(HAVE_LIBDRM_AMDGPU, [test "x$AMDGPU" = xyes])

	# for dma-buf tests
	AC_ARG_ENABLE(nouveau, AS_HELP_STRING([--disable-nouveau],
	[Enable use of nouveau API for prime tests (default: auto)]),
	[NOUVEAU=$enableval], [NOUVEAU=auto])
	if test "x$NOUVEAU" = xauto; then
	PKG_CHECK_EXISTS([libdrm_nouveau >= 2.4.33], [NOUVEAU=yes], [NOUVEAU=no])
	fi
	if test "x$NOUVEAU" = xyes; then
	PKG_CHECK_MODULES(DRM_NOUVEAU, [libdrm_nouveau >= 2.4.33])
	AC_DEFINE(HAVE_LIBDRM_NOUVEAU, 1, [Have nouveau support])
	fi
	AM_CONDITIONAL(HAVE_LIBDRM_NOUVEAU, [test "x$NOUVEAU" = xyes])

	AC_ARG_ENABLE(vc4, AS_HELP_STRING([--disable-vc4],
	[Enable building of vc4 tests (default: yes)]),
	[VC4=$enableval], [VC4=yes])
	if test "x$VC4" = xyes; then
	AC_DEFINE(BUILD_VC4, 1, [Have vc4 support])
	fi
	AM_CONDITIONAL(BUILD_VC4, [test "x$VC4" = xyes])

	# Define a configure option for the shader debugger
	AC_ARG_ENABLE(shader-debugger, AS_HELP_STRING([--enable-shader-debugger],
	[Enable shader debugging support [autodetected]]),
	[BUILD_SHADER_DEBUGGER="$enableval"], [BUILD_SHADER_DEBUGGER=no])

	# Shader debugger depends on python3, intel-genasm and objcopy
	if test "x$BUILD_SHADER_DEBUGGER" != xno; then
	# Check that the assembler is built
	if test "x$enable_assembler" = xno; then
	BUILD_SHADER_DEBUGGER=no
	if test "x$BUILD_SHADER_DEBUGGER" = xyes; then
	AC_MSG_ERROR([Shader debugger requested, but assembler not enabled.])
	fi
	fi

	# Check Python 3 is installed
	if test "$PYTHON" = ":" ; then
	if test "x$BUILD_SHADER_DEBUGGER" = xyes; then
	AC_MSG_ERROR([Shader debugger requested, python version 3 not found.])
	else
	BUILD_SHADER_DEBUGGER=no
	fi
	fi

	# Check for the objcopy GNU binary utiliy command
	AC_PATH_PROGS([OBJCOPY], objcopy)
	if test -z "$OBJCOPY" ; then
	if test "x$BUILD_SHADER_DEBUGGER" = xyes; then
	AC_MSG_ERROR([Shader debugger requested, but objcopy command not found.])
	else
	BUILD_SHADER_DEBUGGER=no
	fi
	fi
	fi

	AM_CONDITIONAL(BUILD_SHADER_DEBUGGER, [test "x$BUILD_SHADER_DEBUGGER" != xno])
	AS_IF([test "x$BUILD_SHADER_DEBUGGER" != xno],
	[enable_debugger=yes], [enable_debugger=no])

	# enable debug symbols
	AC_ARG_ENABLE(debug,
	AS_HELP_STRING([--disable-debug],
	[Build tests without debug symbols]),
	[], [enable_debug=yes])

	AC_ARG_ENABLE(werror,
	AS_HELP_STRING([--enable-werror],
	[Fail on warnings]),
	[], [enable_werror=no])

	if test "x$enable_debug" = xyes; then
	AS_COMPILER_FLAG([-g3], [DEBUG_CFLAGS="-g3"], [DEBUG_CFLAGS="-g"])
	AS_COMPILER_FLAG([-Og], [DEBUG_CFLAGS+=" -Og -Wno-maybe-uninitialized"], # disable maybe-uninitialized due to false positives
	[DEBUG_CFLAGS+=" -O0"])
	AC_SUBST([DEBUG_CFLAGS])
	fi

	if test "x$enable_werror" = xyes; then
	AS_COMPILER_FLAG([-Werror], [WERROR_CFLAGS="-Werror"])
	fi

	# prevent relinking the world on every commit for developers
	AC_ARG_ENABLE(git-hash,
	AS_HELP_STRING([--disable-git-hash],
	[Do not use git hash in version]),
	[git_hash=$enableval], [git_hash=yes])
	AC_SUBST(GIT_HASH, [$git_hash])

	# -----------------------------------------------------------------------------

	# To build multithread code, gcc uses -pthread, Solaris Studio cc uses -mt
	XORG_TESTSET_CFLAG([THREAD_CFLAGS], [-pthread], [-mt])
	AC_SUBST([THREAD_CFLAGS])

	AC_ARG_ENABLE(tests,
	AS_HELP_STRING([--disable-tests],
	[Disable tests build (default: enabled)]),
	[BUILD_TESTS=$enableval], [BUILD_TESTS="yes"])
	if test "x$BUILD_TESTS" = xyes; then
	AC_DEFINE(BUILD_TESTS, 1, [Build tests])
	fi
	AM_CONDITIONAL(BUILD_TESTS, [test "x$BUILD_TESTS" = xyes])
	AC_DEFINE_UNQUOTED(TARGET_CPU_PLATFORM, ["$host_cpu"], [Target platform])

	files="broadwell cherryview haswell ivybridge sandybridge valleyview skylake"
	for file in $files; do
	REGISTER_FILES="$REGISTER_FILES $file `cat $srcdir/tools/registers/$file`"
	done
	REGISTER_FILES=`echo $REGISTER_FILES \| tr ' ' '\n' \| sort -u \| tr '\n' ' '`
	AC_SUBST(REGISTER_FILES)

	AC_CONFIG_FILES([
	Makefile
	benchmarks/Makefile
	benchmarks/ezbench.d/Makefile
	benchmarks/wsim/Makefile
	docs/Makefile
	docs/reference/Makefile
	docs/reference/intel-gpu-tools/Makefile
	docs/reference/intel-gpu-tools/version.xml
	lib/Makefile
	lib/tests/Makefile
	man/Makefile
	scripts/Makefile
	tests/Makefile
	tests/intel-ci/Makefile
	tools/Makefile
	tools/null_state_gen/Makefile
	tools/registers/Makefile
	include/Makefile
	include/drm-uapi/Makefile
	debugger/Makefile
	debugger/system_routine/Makefile
	assembler/Makefile
	assembler/doc/Makefile
	assembler/test/Makefile
	assembler/intel-gen4asm.pc
	overlay/Makefile
	])

	AC_CONFIG_FILES([tools/intel_aubdump], [chmod +x tools/intel_aubdump])

	AC_OUTPUT

	# Print a summary of the compilation
	echo ""
	echo "Intel GPU tools"

	echo ""
	echo " • Tests:"
	echo " Build tests : ${BUILD_TESTS}"
	echo " Chamelium tests : ${enable_chamelium}"
	echo " Audio tests : ${enable_audio}"
	echo " Compile prime tests: ${NOUVEAU}"
	echo " Debug flags : ${DEBUG_CFLAGS}"
	echo ""
	echo " • Tools:"
	echo " Assembler : ${enable_assembler}"
	echo " Debugger : ${enable_debugger}"
	echo " Overlay : X: ${enable_overlay_xlib}, Xv: ${enable_overlay_xvlib}"
	echo " x86-specific tools : ${build_x86}"
	echo ""
	echo " • API-Documentation : ${enable_gtk_doc}"
	echo " • Fail on warnings : ${enable_werror}"
	echo ""

	# vim: set ft=config ts=8 sw=8 tw=0 noet :