From 041d1ea37802bf7178a31a53f96c26efa6b8fb7b Mon Sep 17 00:00:00 2001 From: James Date: Fri, 16 Nov 2012 10:41:01 +0000 Subject: fish --- configure.ac | 1047 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 1047 insertions(+) create mode 100644 configure.ac (limited to 'configure.ac') diff --git a/configure.ac b/configure.ac new file mode 100644 index 0000000..4a05007 --- /dev/null +++ b/configure.ac @@ -0,0 +1,1047 @@ +# -*- autoconf -*- + +# Process this file with autoconf to produce a configure script. + +# Copyright (C) 2002,2003,2004,2005,2006,2007,2008,2009,2010 Free Software Foundation, Inc. +# +# This configure.ac is free software; the author +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY, to the extent permitted by law; without +# even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. + +dnl This configure script is complicated, because GRUB needs to deal +dnl with three potentially different types: +dnl +dnl build -- the environment for building GRUB +dnl host -- the environment for running utilities +dnl target -- the environment for running GRUB +dnl +dnl In addition, GRUB needs to deal with a platform specification +dnl which specifies the system running GRUB, such as firmware. +dnl This is necessary because the target type in autoconf does not +dnl describe such a system very well. +dnl +dnl The current strategy is to use variables with no prefix (such as +dnl CC, CFLAGS, etc.) for the host type as well as the build type, +dnl because GRUB does not need to use those variables for the build +dnl type, so there is no conflict. Variables with the prefix "TARGET_" +dnl (such as TARGET_CC, TARGET_CFLAGS, etc.) are used for the target +dnl type. + +AC_INIT([GRUB],[1.99],[bug-grub@gnu.org]) + +AC_CONFIG_AUX_DIR([build-aux]) + +# We don't want -g -O2 by default in CFLAGS +: ${CFLAGS=""} + +# Checks for host and target systems. +AC_CANONICAL_HOST +AC_CANONICAL_TARGET + +AM_INIT_AUTOMAKE() +AC_PREREQ(2.60) +AC_CONFIG_SRCDIR([include/grub/dl.h]) +AC_CONFIG_HEADER([config-util.h]) + +# Program name transformations +AC_ARG_PROGRAM + +# Optimization flag. Allow user to override. +if test "x$TARGET_CFLAGS" = x; then + TARGET_CFLAGS="$TARGET_CFLAGS -Os" +fi + +# Default HOST_CPPFLAGS +HOST_CPPFLAGS="$HOST_CPPFLAGS -Wall -W" +HOST_CPPFLAGS="$HOST_CPPFLAGS -I\$(top_builddir)/include" +HOST_CPPFLAGS="$HOST_CPPFLAGS -DGRUB_UTIL=1" +HOST_CPPFLAGS="$HOST_CPPFLAGS -DGRUB_LIBDIR=\\\"\$(pkglibdir)\\\"" +HOST_CPPFLAGS="$HOST_CPPFLAGS -DLOCALEDIR=\\\"\$(localedir)\\\"" + +TARGET_CPPFLAGS="$TARGET_CPPFLAGS -Wall -W" +TARGET_CPPFLAGS="$TARGET_CPPFLAGS -I\$(top_srcdir)/include" +TARGET_CPPFLAGS="$TARGET_CPPFLAGS -I\$(top_builddir)/include" + +case "$target_cpu" in + i[[3456]]86) target_cpu=i386 ;; + amd64) target_cpu=x86_64 ;; + sparc) target_cpu=sparc64 ;; + mipsel|mips64el) + target_cpu=mips; + machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_CPU_MIPSEL=1"; + ;; + mips|mips64) + target_cpu=mips; + machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_CPU_MIPS=1"; + ;; +esac + +# Specify the platform (such as firmware). +AC_ARG_WITH([platform], + AS_HELP_STRING([--with-platform=PLATFORM], + [select the host platform [[guessed]]])) + +# Guess the platform if not specified. +if test "x$with_platform" = x; then + case "$target_cpu"-"$target_vendor" in + i386-apple) platform=efi ;; + i386-*) platform=pc ;; + x86_64-apple) platform=efi ;; + x86_64-*) platform=pc ;; + powerpc-*) platform=ieee1275 ;; + powerpc64-*) platform=ieee1275 ;; + sparc64-*) platform=ieee1275 ;; + mips-*) platform=yeeloong ;; + *) AC_MSG_ERROR([unsupported CPU: "$target_cpu"]) ;; + esac +else + platform="$with_platform" +fi + +case "$target_cpu"-"$platform" in + x86_64-efi) ;; + x86_64-emu) ;; + x86_64-*) target_cpu=i386 ;; + powerpc64-ieee1275) target_cpu=powerpc ;; +esac + +# Check if the platform is supported, make final adjustments. +case "$target_cpu"-"$platform" in + i386-efi) ;; + x86_64-efi) ;; + i386-pc) ;; + i386-multiboot) ;; + i386-coreboot) ;; + i386-linuxbios) platform=coreboot ;; + i386-ieee1275) ;; + i386-qemu) ;; + powerpc-ieee1275) ;; + sparc64-ieee1275) ;; + mips-qemu-mips) ;; + mips-yeeloong) ;; + *-emu) ;; + *) AC_MSG_ERROR([platform "$platform" is not supported for target CPU "$target_cpu"]) ;; +esac + +case "$target_cpu" in + i386 | powerpc) target_m32=1 ;; + x86_64 | sparc64) target_m64=1 ;; +esac + +case "$host_os" in + mingw32*) host_os=cygwin ;; +esac + +# This normalizes the names, and creates a new variable ("host_kernel") +# while at it, since the mapping is not always 1:1 (e.g. different OSes +# using the same kernel type). +case "$host_os" in + gnu*) host_kernel=hurd ;; + linux*) host_kernel=linux ;; + freebsd* | kfreebsd*-gnu) host_kernel=kfreebsd ;; + netbsd*) host_kernel=netbsd ;; + cygwin) host_kernel=windows ;; +esac + +case "$platform" in + coreboot) machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_COREBOOT=1" ;; + multiboot) machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_MULTIBOOT=1" ;; + efi) machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_EFI=1" ;; + ieee1275) machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_IEEE1275=1" ;; + qemu) machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_QEMU=1" ;; + pc) machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_PCBIOS=1" ;; + emu) machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_EMU=1" ;; + yeeloong) machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_MIPS_YEELOONG=1 -DGRUB_MACHINE_MIPS_BONITO=1" ;; + qemu-mips) machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_MIPS_QEMU_MIPS=1 -DGRUB_MACHINE_MIPS_BONITO=1" ;; +esac +case "$target_cpu" in + mips) machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_MIPS=1" ;; + sparc64) machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_SPARC64=1" ;; +esac +machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE=`echo ${target_cpu}_$platform | sed y,abcdefghijklmnopqrstuvwxyz,ABCDEFGHIJKLMNOPQRSTUVWXYZ,`" + +HOST_CPPFLAGS="$HOST_CPPFLAGS $machine_CPPFLAGS" +TARGET_CPPFLAGS="$TARGET_CPPFLAGS $machine_CPPFLAGS" + +AC_SUBST(host_cpu) +AC_SUBST(host_os) +AC_SUBST(host_kernel) + +AC_SUBST(target_cpu) +AC_SUBST(platform) + +# Define default variables +case "$host_os" in + netbsd* | openbsd*) + # Because /boot is used for the boot block in NetBSD and OpenBSD, + bootdirname='' ;; + *) bootdirname='boot' ;; +esac +bootdirname=`echo "$bootdirname" | sed "$program_transform_name"` +AC_SUBST(bootdirname) +AC_DEFINE_UNQUOTED(GRUB_BOOT_DIR_NAME, "$bootdirname", + [Default boot directory name]") + +grubdirname=`echo "$PACKAGE" | sed "$program_transform_name"` +AC_SUBST(grubdirname) +AC_DEFINE_UNQUOTED(GRUB_DIR_NAME, "$grubdirname", + [Default grub directory name]) + +# +# Checks for build programs. +# + +# Although cmp is listed in the GNU Coding Standards as a command which +# can used directly, OpenBSD lacks cmp in the default installation. +AC_CHECK_PROGS([CMP], [cmp]) +if test "x$CMP" = x; then + AC_MSG_ERROR([cmp is not found]) +fi + +AC_CHECK_PROGS([YACC], [bison]) +if test "x$YACC" = x; then + AC_MSG_ERROR([bison is not found]) +fi + +FONT_SOURCE= + +for ext in pcf pcf.gz bdf bdf.gz ttf ttf.gz; do + for dir in . /usr/src /usr/share/fonts/X11/misc /usr/share/fonts/unifont; do + if test -f "$dir/unifont.$ext"; then + FONT_SOURCE="$dir/unifont.$ext" + break 2 + fi + done +done + +if test "x$FONT_SOURCE" = x && ( test "x$platform" = xqemu || test "x$platform" = xyeeloong ); then + AC_MSG_ERROR([qemu and yeeloong ports need unifont]) +fi + +AC_SUBST([FONT_SOURCE]) + +AC_PROG_RANLIB +AC_PROG_INSTALL +AC_PROG_AWK +AC_PROG_LEX +AC_PROG_YACC +AC_PROG_MAKE_SET +AC_PROG_MKDIR_P +AC_PROG_LN_S + +if test "x$LEX" = "x:"; then + AC_MSG_ERROR([flex is not found]) +else + version=`$LEX --version | $AWK '{ split($NF,x,"."); print x[[1]]*10000+x[[2]]*100+x[[3]]; }'` + if test -n "$version" -a "$version" -ge 20535; then + : + else + AC_MSG_ERROR([flex is too old. GRUB requires 2.5.35 or above]) + fi +fi + +# These are not a "must". +AC_PATH_PROGS(MAKEINFO, makeinfo true) + +# +# Checks for host programs. +# + +AC_PROG_CC +gl_EARLY +AM_PROG_CC_C_O +AM_PROG_AS + +# Must be GCC. +test "x$GCC" = xyes || AC_MSG_ERROR([GCC is required]) + +AC_GNU_SOURCE +AM_GNU_GETTEXT([external]) +AC_SYS_LARGEFILE + +# Identify characteristics of the host architecture. +AC_C_BIGENDIAN +AC_CHECK_SIZEOF(void *) +AC_CHECK_SIZEOF(long) + +grub_apple_cc +if test x$grub_cv_apple_cc = xyes ; then + HOST_CPPFLAGS="$HOST_CPPFLAGS -DAPPLE_CC=1" + HOST_CFLAGS="$HOST_CFLAGS -fnested-functions" +fi + +if test "x$cross_compiling" = xyes; then + AC_MSG_WARN([cannot generate manual pages while cross compiling]) +else + AC_PATH_PROG(HELP2MAN, help2man) +fi + +# Check for functions and headers. +AC_CHECK_FUNCS(posix_memalign memalign asprintf vasprintf getextmntent) +AC_CHECK_HEADERS(libzfs.h libnvpair.h sys/param.h sys/mount.h sys/mnttab.h sys/mkdev.h) + +AC_CHECK_MEMBERS([struct statfs.f_fstypename],,,[$ac_includes_default +#include +#include ]) + +AC_CHECK_MEMBERS([struct statfs.f_mntfromname],,,[$ac_includes_default +#include +#include ]) + +# For opendisk() and getrawpartition() on NetBSD. +# Used in util/deviceiter.c and in util/hostdisk.c. +AC_CHECK_HEADER([util.h], [ + AC_CHECK_LIB([util], [opendisk], [ + LIBUTIL="-lutil" + AC_DEFINE(HAVE_OPENDISK, 1, [Define if opendisk() in -lutil can be used]) + ]) + AC_CHECK_LIB([util], [getrawpartition], [ + LIBUTIL="-lutil" + AC_DEFINE(HAVE_GETRAWPARTITION, 1, [Define if getrawpartition() in -lutil can be used]) + ]) +]) +AC_SUBST([LIBUTIL]) + +# +# Check for host and build compilers. +# +HOST_CC=$CC +AC_CHECK_PROGS(BUILD_CC, [gcc egcs cc], + [AC_MSG_ERROR([none of gcc, egcs and cc is found. set BUILD_CC manually.])]) + +# For gnulib. +gl_INIT + +# +# Check for target programs. +# + +# Find tools for the target. +if test "x$target_alias" != x && test "x$host_alias" != "x$target_alias"; then + tmp_ac_tool_prefix="$ac_tool_prefix" + ac_tool_prefix=$target_alias- + + AC_CHECK_TOOLS(TARGET_CC, [gcc egcs cc], + [AC_MSG_ERROR([none of gcc, egcs and cc is found. set TARGET_CC manually.])]) + AC_CHECK_TOOL(OBJCOPY, objcopy) + AC_CHECK_TOOL(STRIP, strip) + AC_CHECK_TOOL(NM, nm) + + ac_tool_prefix="$tmp_ac_tool_prefix" +else + if test "x$TARGET_CC" = x; then + TARGET_CC=$CC + fi + AC_CHECK_TOOL(OBJCOPY, objcopy) + AC_CHECK_TOOL(STRIP, strip) + AC_CHECK_TOOL(NM, nm) +fi +AC_SUBST(HOST_CC) +AC_SUBST(BUILD_CC) +AC_SUBST(TARGET_CC) + +# Test the C compiler for the target environment. +tmp_CC="$CC" +tmp_CFLAGS="$CFLAGS" +tmp_LDFLAGS="$LDFLAGS" +tmp_CPPFLAGS="$CPPFLAGS" +tmp_LIBS="$LIBS" +CC="$TARGET_CC" +CFLAGS="$TARGET_CFLAGS" +CPPFLAGS="$TARGET_CPPFLAGS" +LDFLAGS="$TARGET_LDFLAGS" +LIBS="" + +# debug flags. +TARGET_CFLAGS="$TARGET_CFLAGS -Wall -W -Wshadow -Wpointer-arith -Wmissing-prototypes -Wundef -Wstrict-prototypes -g" +TARGET_CCASFLAGS="$TARGET_CCASFLAGS -g" + +# Force no alignment to save space on i386. +if test "x$target_cpu" = xi386; then + AC_CACHE_CHECK([whether -falign-loops works], [grub_cv_cc_falign_loop], [ + CFLAGS="$CFLAGS -falign-loops=1" + AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])], + [grub_cv_cc_falign_loop=yes], + [grub_cv_cc_falign_loop=no]) + ]) + + if test "x$grub_cv_cc_falign_loop" = xyes; then + TARGET_CFLAGS="$TARGET_CFLAGS -falign-jumps=1 -falign-loops=1 -falign-functions=1" + else + TARGET_CFLAGS="$TARGET_CFLAGS -malign-jumps=1 -malign-loops=1 -malign-functions=1" + fi + + # Some toolchains enable these features by default, but they need + # registers that aren't set up properly in GRUB. + TARGET_CFLAGS="$TARGET_CFLAGS -mno-mmx -mno-sse -mno-sse2 -mno-3dnow" +fi + +# By default, GCC 4.4 generates .eh_frame sections containing unwind +# information in some cases where it previously did not. GRUB doesn't need +# these and they just use up vital space. Restore the old compiler +# behaviour. +AC_CACHE_CHECK([whether -fno-dwarf2-cfi-asm works], [grub_cv_cc_fno_dwarf2_cfi_asm], [ + SAVE_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -fno-dwarf2-cfi-asm" + AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])], + [grub_cv_cc_fno_dwarf2_cfi_asm=yes], + [grub_cv_cc_fno_dwarf2_cfi_asm=no]) + CFLAGS="$SAVE_CFLAGS" +]) + +if test "x$grub_cv_cc_fno_dwarf2_cfi_asm" = xyes; then + TARGET_CFLAGS="$TARGET_CFLAGS -fno-dwarf2-cfi-asm" +fi + +if test "${target_cpu}-${platform}" = mips-yeeloong; then + AC_CACHE_CHECK([whether -march=loongson2f works], [grub_cv_cc_march_loongson2f], [ + SAVE_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -march=loongson2f" + AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])], + [grub_cv_cc_march_loongson2f=yes], + [grub_cv_cc_march_loongson2f=no]) + CFLAGS="$SAVE_CFLAGS" + ]) + + if test "x$grub_cv_cc_march_loongson2f" = xyes; then + TARGET_CFLAGS="$TARGET_CFLAGS -march=loongson2f" + else + TARGET_CFLAGS="$TARGET_CFLAGS -march=mips3" + fi +fi + +grub_apple_target_cc +if test x$grub_cv_apple_target_cc = xyes ; then + TARGET_CPPFLAGS="$TARGET_CPPFLAGS -DAPPLE_CC=1" + TARGET_CFLAGS="$TARGET_CFLAGS -fnested-functions" + + CFLAGS="$CFLAGS -DAPPLE_CC=1 -fnested-functions" + TARGET_APPLE_CC=1 + AC_CHECK_PROG([OBJCONV], [objconv], [objconv], []) + if test "x$OBJCONV" = x ; then + AC_CHECK_PROG([OBJCONV], [objconv], [./objconv], [], [.]) + fi + if test "x$OBJCONV" = x ; then + AC_MSG_ERROR([objconv not found which is required when building with apple compiler]) + fi + TARGET_IMG_LDSCRIPT= + TARGET_IMG_CFLAGS="-static" + TARGET_IMG_LDFLAGS='-nostdlib -static -Wl,-preload -Wl,-segalign,20' + TARGET_IMG_LDFLAGS_AC='-nostdlib -static -Wl,-preload -Wl,-segalign,20' + TARGET_IMG_BASE_LDOPT="-Wl,-image_base" +else + TARGET_APPLE_CC=0 +# Use linker script if present, otherwise use builtin -N script. +if test -f "${srcdir}/${grub_coredir}/conf/${target_cpu}-${platform}-${host_os}-img-ld.sc"; then + TARGET_IMG_LDSCRIPT='$(top_srcdir)'"/${grub_coredir}/conf/${target_cpu}-${platform}-${host_os}-img-ld.sc" + TARGET_IMG_LDFLAGS="-Wl,-T${TARGET_IMG_LDSCRIPT}" + TARGET_IMG_LDFLAGS_AC="-Wl,-T${srcdir}/${grub_coredir}/conf/${target_cpu}-${platform}-${host_os}-img-ld.sc" + TARGET_IMG_BASE_LDOPT="-Wl,-Ttext" +else + TARGET_IMG_LDSCRIPT= + TARGET_IMG_LDFLAGS='-Wl,-N' + TARGET_IMG_LDFLAGS_AC='-Wl,-N' + TARGET_IMG_BASE_LDOPT="-Wl,-Ttext" +fi +TARGET_IMG_CFLAGS= +fi + +# For platforms where ELF is not the default link format. +AC_MSG_CHECKING([for command to convert module to ELF format]) +case "${host_os}" in + cygwin) TARGET_OBJ2ELF='$(top_builddir)/grub-pe2elf'; +# FIXME: put proper test here + NEED_REGISTER_FRAME_INFO=1 + ;; + *) NEED_REGISTER_FRAME_INFO=0 ;; +esac +AC_MSG_RESULT([$TARGET_OBJ2ELF]) + +if test "x$target_m32" = x1; then + # Force 32-bit mode. + TARGET_CFLAGS="$TARGET_CFLAGS -m32" + TARGET_CCASFLAGS="$TARGET_CCASFLAGS -m32" + TARGET_LDFLAGS="$TARGET_LDFLAGS -m32" + TARGET_MODULE_FORMAT="elf32" +fi + +if test "x$target_m64" = x1; then + # Force 64-bit mode. + TARGET_CFLAGS="$TARGET_CFLAGS -m64" + TARGET_CCASFLAGS="$TARGET_CCASFLAGS -m64" + TARGET_LDFLAGS="$TARGET_LDFLAGS -m64" + TARGET_MODULE_FORMAT="elf64" +fi + +if test "$target_cpu"-"$platform" = x86_64-efi; then + # Use large model to support 4G memory + AC_CACHE_CHECK([whether option -mcmodel=large works], grub_cv_cc_mcmodel, [ + SAVED_CFLAGS=$CFLAGS + CFLAGS="$CFLAGS -m64 -mcmodel=large" + AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])], + [grub_cv_cc_mcmodel=yes], + [grub_cv_cc_mcmodel=no]) + ]) + if test "x$grub_cv_cc_mcmodel" = xno; then + AC_MSG_ERROR([-mcmodel=large not supported. Upgrade your gcc.]) + else + TARGET_CFLAGS="$TARGET_CFLAGS -mcmodel=large" + fi + + # EFI writes to stack below %rsp, we must not use the red zone + AC_CACHE_CHECK([whether option -mno-red-zone works], grub_cv_cc_no_red_zone, [ + CFLAGS="$CFLAGS -m64 -mno-red-zone" + AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])], + [grub_cv_cc_no_red_zone=yes], + [grub_cv_cc_no_red_zone=no]) + ]) + if test "x$grub_cv_cc_no_red_zone" = xno; then + AC_MSG_ERROR([-mno-red-zone not supported, upgrade your gcc]) + fi + + TARGET_CFLAGS="$TARGET_CFLAGS -mno-red-zone" +fi + +# +# Compiler features. +# + +# Need __enable_execute_stack() for nested function trampolines? +grub_CHECK_ENABLE_EXECUTE_STACK + +# Position independent executable. +grub_CHECK_PIE +[# Need that, because some distributions ship compilers that include +# `-fPIE' in the default specs. +if [ x"$pie_possible" = xyes ]; then + TARGET_CFLAGS="$TARGET_CFLAGS -fno-PIE" +fi] + +# Smashing stack protector. +grub_CHECK_STACK_PROTECTOR +# Need that, because some distributions ship compilers that include +# `-fstack-protector' in the default specs. +if test "x$ssp_possible" = xyes; then + TARGET_CFLAGS="$TARGET_CFLAGS -fno-stack-protector" +fi +grub_CHECK_STACK_ARG_PROBE +# Cygwin's GCC uses alloca() to probe the stackframe on static +# stack allocations above some threshold. +if test x"$sap_possible" = xyes; then + TARGET_CFLAGS="$TARGET_CFLAGS -mno-stack-arg-probe" +fi + +AC_ARG_ENABLE([werror], + [AS_HELP_STRING([--disable-werror], + [do not use -Werror when building GRUB])]) +if test x"$enable_werror" != xno ; then + TARGET_CFLAGS="$TARGET_CFLAGS -Werror" +fi + +TARGET_CPP="$TARGET_CC -E" +TARGET_CCAS=$TARGET_CC + +AC_SUBST(OBJCONV) +AC_SUBST(TARGET_CPP) +AC_SUBST(TARGET_CCAS) +AC_SUBST(TARGET_OBJ2ELF) +AC_SUBST(TARGET_APPLE_CC) +AC_SUBST(TARGET_MODULE_FORMAT) + +AC_SUBST(TARGET_CFLAGS) +AC_SUBST(TARGET_LDFLAGS) +AC_SUBST(TARGET_CPPFLAGS) +AC_SUBST(TARGET_CCASFLAGS) + +AC_SUBST(TARGET_IMG_LDSCRIPT) +AC_SUBST(TARGET_IMG_LDFLAGS) +AC_SUBST(TARGET_IMG_CFLAGS) +AC_SUBST(TARGET_IMG_BASE_LDOPT) + +AC_SUBST(HOST_CFLAGS) +AC_SUBST(HOST_LDFLAGS) +AC_SUBST(HOST_CPPFLAGS) +AC_SUBST(HOST_CCASFLAGS) + +# Set them to their new values for the tests below. +CC="$TARGET_CC" +if test "x$TARGET_APPLE_CC" = x1 ; then +CFLAGS="$TARGET_CFLAGS -nostdlib -Wno-error" +else +CFLAGS="$TARGET_CFLAGS -nostdlib -Wl,--defsym,___main=0x8100 -Wno-error" +fi +CPPFLAGS="$TARGET_CPPFLAGS" +if test x$target_cpu = xi386 || test x$target_cpu = xx86_64 ; then +LIBS= +else +LIBS=-lgcc +fi + +grub_ASM_USCORE +if test x$grub_cv_asm_uscore = xyes; then +CFLAGS="$CFLAGS -Wl,--defsym,_abort=_main" +else +CFLAGS="$CFLAGS -Wl,--defsym,abort=main" +fi + +# Check for libgcc symbols +AC_CHECK_FUNCS(__bswapsi2 __bswapdi2 __ashldi3 __ashrdi3 __lshrdi3 __trampoline_setup __ucmpdi2 _restgpr_14_x) + +if test "x$TARGET_APPLE_CC" = x1 ; then +CFLAGS="$TARGET_CFLAGS -nostdlib" +else +CFLAGS="$TARGET_CFLAGS -nostdlib -Wl,--defsym,___main=0x8100" +fi +LIBS="" + +# Defined in aclocal.m4. +grub_PROG_TARGET_CC +if test "x$TARGET_APPLE_CC" != x1 ; then +grub_PROG_OBJCOPY_ABSOLUTE +fi +grub_PROG_LD_BUILD_ID_NONE +if test "x$target_cpu" = xi386; then + if test "$platform" != emu && test "x$TARGET_APPLE_CC" != x1 ; then + if test ! -z "$TARGET_IMG_LDSCRIPT"; then + # Check symbols provided by linker script. + CFLAGS="$TARGET_CFLAGS -nostdlib ${TARGET_IMG_LDFLAGS_AC} ${TARGET_IMG_BASE_LDOPT},8000 -Wl,--defsym,___main=0x8100" + fi + grub_CHECK_BSS_START_SYMBOL + grub_CHECK_END_SYMBOL + fi + CFLAGS="$TARGET_CFLAGS" + grub_I386_ASM_PREFIX_REQUIREMENT + grub_I386_ASM_ADDR32 +fi + +AC_ARG_ENABLE([efiemu], + [AS_HELP_STRING([--enable-efiemu], + [build and install the efiemu runtimes (default=guessed)])]) +if test x"$enable_efiemu" = xno ; then + efiemu_excuse="explicitly disabled" +fi +if test x"$target_cpu" != xi386 ; then + efiemu_excuse="only available on i386" +fi +if test x"$platform" = xefi ; then + efiemu_excuse="not available on efi" +fi +if test x"$efiemu_excuse" = x ; then + AC_CACHE_CHECK([whether options required for efiemu work], grub_cv_cc_efiemu, [ + CFLAGS="$CFLAGS -m64 -mcmodel=large -mno-red-zone -nostdlib" + AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])], + [grub_cv_cc_efiemu=yes], + [grub_cv_cc_efiemu=no]) + ]) + if test x$grub_cv_cc_efiemu = xno; then + efiemu_excuse="cannot compile with -m64 -mcmodel=large -mno-red-zone -nostdlib" + fi +fi +if test x"$enable_efiemu" = xyes && test x"$efiemu_excuse" != x ; then + AC_MSG_ERROR([efiemu runtime was explicitly requested but can't be compiled]) +fi +if test x"$efiemu_excuse" = x ; then +enable_efiemu=yes +else +enable_efiemu=no +fi +AC_SUBST([enable_efiemu]) + +if test "$platform" != emu; then +AC_CACHE_CHECK([whether -nostdinc -isystem works], [grub_cv_cc_isystem], [ + SAVED_CPPFLAGS="$CPPFLAGS" + CPPFLAGS="$TARGET_CPPFLAGS -nostdinc -isystem `$TARGET_CC -print-file-name=include`" + AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include +int va_arg_func (int fixed, va_list args);]], [[]])], + [grub_cv_cc_isystem=yes], + [grub_cv_cc_isystem=no]) + CPPFLAGS="$SAVED_CPPFLAGS" +]) + +if test x"$grub_cv_cc_isystem" = xyes ; then + TARGET_CPPFLAGS="$TARGET_CPPFLAGS -nostdinc -isystem `$TARGET_CC -print-file-name=include`" +fi +fi + +AC_CACHE_CHECK([whether -Wno-trampolines work], [grub_cv_cc_wnotrampolines], [ + SAVED_CFLAGS="$CFLAGS" + # Test for -Wtrampolines rather than -Wno-trampolines to reduce confusion + # in the event of later failures (since -Wno-* is always accepted, but + # produces a diagnostic if something else is wrong). + CFLAGS="$TARGET_CFLAGS -Wtrampolines" + AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include +int va_arg_func (int fixed, va_list args);]], [[]])], + [grub_cv_cc_wnotrampolines=yes], + [grub_cv_cc_wnotrampolines=no]) + CFLAGS="$SAVED_CFLAGS" +]) + +if test x"$grub_cv_cc_wnotrampolines" = xyes ; then + TARGET_CFLAGS="$TARGET_CFLAGS -Wno-trampolines" +fi + +# Restore the flags. +CC="$tmp_CC" +CFLAGS="$tmp_CFLAGS" +CPPFLAGS="$tmp_CPPFLAGS" +LDFLAGS="$tmp_LDFLAGS" +LIBS="$tmp_LIBS" + +# +# Check for options. +# + +# Memory manager debugging. +AC_ARG_ENABLE([mm-debug], + AS_HELP_STRING([--enable-mm-debug], + [include memory manager debugging]), + [AC_DEFINE([MM_DEBUG], [1], + [Define to 1 if you enable memory manager debugging.])]) + +AC_ARG_ENABLE([grub-emu-usb], + [AS_HELP_STRING([--enable-grub-emu-usb], + [build and install the `grub-emu' debugging utility with USB support (default=guessed)])]) + +AC_ARG_ENABLE([grub-emu-sdl], + [AS_HELP_STRING([--enable-grub-emu-sdl], + [build and install the `grub-emu' debugging utility with SDL support (default=guessed)])]) + +AC_ARG_ENABLE([grub-emu-pci], + [AS_HELP_STRING([--enable-grub-emu-pci], + [build and install the `grub-emu' debugging utility with PCI support (potentially dangerous) (default=no)])]) + +if test "$platform" = emu; then + missing_ncurses= +[# Check for curses libraries.] + AC_CHECK_LIB([ncurses], [wgetch], [LIBCURSES="-lncurses"], + [AC_CHECK_LIB([curses], [wgetch], [LIBCURSES="-lcurses"], + [missing_ncurses=[true]])]) + AC_SUBST([LIBCURSES]) +[if [ x"$missing_ncurses" = x ]; then ] + [# Check for headers.] + AC_CHECK_HEADERS([ncurses/curses.h], [], + [AC_CHECK_HEADERS([ncurses.h], [], + [AC_CHECK_HEADERS([curses.h], [], + [missing_ncurses=[true]])])]) +[fi] +if test x"$missing_ncurses" = xtrue ; then + AC_MSG_ERROR([grub-emu can't be compiled without ncurses]) +fi + +if test x"$enable_grub_emu_usb" != xyes ; then + grub_emu_usb_excuse="not enabled" +fi + +if test x"$enable_grub_emu_pci" = xyes ; then + grub_emu_usb_excuse="conflicts with PCI support" +fi + +[if [ x"$grub_emu_usb_excuse" = x ]; then + # Check for libusb libraries.] +AC_CHECK_LIB([usb], [usb_claim_interface], [LIBUSB="-lusb"], + [grub_emu_usb_excuse=["need libusb library"]]) + AC_SUBST([LIBUSB]) +[fi] +[if [ x"$grub_emu_usb_excuse" = x ]; then + # Check for headers.] + AC_CHECK_HEADERS([usb.h], [], + [grub_emu_usb_excuse=["need libusb headers"]]) +[fi] +if test x"$enable_grub_emu_usb" = xyes && test x"$grub_emu_usb_excuse" != x ; then + AC_MSG_ERROR([USB support for grub-emu was explicitly requested but can't be compiled]) +fi +if test x"$grub_emu_usb_excuse" = x ; then +enable_grub_emu_usb=yes +else +enable_grub_emu_usb=no +fi + +if test x"$enable_grub_emu_sdl" = xno ; then + grub_emu_sdl_excuse="explicitely disabled" +fi +[if [ x"$grub_emu_sdl_excuse" = x ]; then + # Check for libSDL libraries.] +AC_CHECK_LIB([SDL], [SDL_Init], [LIBSDL="-lSDL"], + [grub_emu_sdl_excuse=["libSDL libraries are required to build \`grub-emu' with SDL support"]]) + AC_SUBST([LIBSDL]) +[fi] + +[if [ x"$grub_emu_sdl_excuse" = x ]; then + # Check for headers.] + AC_CHECK_HEADERS([SDL/SDL.h], [], + [grub_emu_sdl_excuse=["libSDL header file is required to build \`grub-emu' with SDL support"]]) +[fi] + +if test x"enable_grub_emu_sdl" = xyes && test x"$grub_emu_sdl_excuse" != x ; then + AC_MSG_ERROR([SDL support for grub-emu was explicitely requested but can't be compiled]) +fi +if test x"$grub_emu_sdl_excuse" = x ; then +enable_grub_emu_sdl=yes +else +enable_grub_emu_sdl=no +fi + +if test x"$enable_grub_emu_pci" != xyes ; then + grub_emu_pci_excuse="not enabled" +fi + +if test x"$enable_grub_emu_usb" = xyes ; then + grub_emu_pci_excuse="conflicts with USB support" +fi + +[if [ x"$grub_emu_pci_excuse" = x ]; then + # Check for libpci libraries.] + AC_CHECK_LIB([pciaccess], [pci_system_init], [LIBPCIACCESS="-lpciaccess"], + [grub_emu_pci_excuse=["need libpciaccess library"]]) + AC_SUBST([LIBPCIACCESS]) +[fi] +[if [ x"$grub_emu_pci_excuse" = x ]; then + # Check for headers.] + AC_CHECK_HEADERS([pci/pci.h], [], + [grub_emu_pci_excuse=["need libpciaccess headers"]]) +[fi] + +if test x"$grub_emu_pci_excuse" = x ; then +enable_grub_emu_pci=yes +else + +enable_grub_emu_pci=no +fi + +AC_SUBST([enable_grub_emu_sdl]) +AC_SUBST([enable_grub_emu_usb]) +AC_SUBST([enable_grub_emu_pci]) +fi + +AC_ARG_ENABLE([grub-mkfont], + [AS_HELP_STRING([--enable-grub-mkfont], + [build and install the `grub-mkfont' utility (default=guessed)])]) +if test x"$enable_grub_mkfont" = xno ; then + grub_mkfont_excuse="explicitly disabled" +fi + +if test x"$grub_mkfont_excuse" = x ; then + # Check for freetype libraries. + AC_CHECK_PROGS([FREETYPE], [freetype-config]) + if test "x$FREETYPE" = x ; then + grub_mkfont_excuse=["need freetype2 library"] + fi +fi + +if test x"$grub_mkfont_excuse" = x ; then + # Check for freetype libraries. + freetype_cflags=`freetype-config --cflags` + freetype_libs=`freetype-config --libs` + SAVED_CPPFLAGS="$CPPFLAGS" + CPPFLAGS="$CPPFLAGS $freetype_cflags" + AC_CHECK_HEADERS([ft2build.h], [], + [grub_mkfont_excuse=["need freetype2 headers"]]) + CPPFLAGS="$SAVED_CPPFLAGS" +fi + +if test x"$enable_grub_mkfont" = xyes && test x"$grub_mkfont_excuse" != x ; then + AC_MSG_ERROR([grub-mkfont was explicitly requested but can't be compiled]) +fi +if test x"$grub_mkfont_excuse" = x ; then +enable_grub_mkfont=yes +else +enable_grub_mkfont=no +fi +AC_SUBST([enable_grub_mkfont]) +AC_SUBST([freetype_cflags]) +AC_SUBST([freetype_libs]) + +AC_ARG_ENABLE([device-mapper], + [AS_HELP_STRING([--enable-device-mapper], + [enable Linux device-mapper support (default=guessed)])]) +if test x"$enable_device_mapper" = xno ; then + device_mapper_excuse="explicitly disabled" +fi + +if test x"$device_mapper_excuse" = x ; then + # Check for device-mapper header. + AC_CHECK_HEADER([libdevmapper.h], [], + [device_mapper_excuse="need libdevmapper header"]) +fi + +if test x"$device_mapper_excuse" = x ; then + # Check for device-mapper library. + AC_CHECK_LIB([devmapper], [dm_task_create], [], + [device_mapper_excuse="need devmapper library"]) +fi + +if test x"$device_mapper_excuse" = x ; then + # Check for device-mapper library. + AC_CHECK_LIB([devmapper], [dm_log_with_errno_init], + [], + [device_mapper_excuse="need devmapper library"]) +fi + +if test x"$device_mapper_excuse" = x ; then + LIBDEVMAPPER="-ldevmapper"; + AC_DEFINE([HAVE_DEVICE_MAPPER], [1], + [Define to 1 if you have the devmapper library.]) +fi + +AC_SUBST([LIBDEVMAPPER]) + +LIBGEOM= +if test x$host_kernel = xkfreebsd; then + AC_CHECK_LIB([geom], [geom_gettree], [], + [AC_MSG_ERROR([Your platform requires libgeom])]) + LIBGEOM="-lgeom" +fi + +AC_SUBST([LIBGEOM]) + +AC_CHECK_LIB([lzma], [lzma_code], + [LIBLZMA="-llzma" + AC_DEFINE([HAVE_LIBLZMA], [1], + [Define to 1 if you have the LZMA library.])],) +AC_SUBST([LIBLZMA]) + +AC_CHECK_LIB([zfs], [libzfs_init], + [LIBZFS="-lzfs" + AC_DEFINE([HAVE_LIBZFS], [1], + [Define to 1 if you have the ZFS library.])],) +AC_SUBST([LIBZFS]) + +AC_CHECK_LIB([nvpair], [nvlist_print], + [LIBNVPAIR="-lnvpair" + AC_DEFINE([HAVE_LIBNVPAIR], [1], + [Define to 1 if you have the NVPAIR library.])],) +AC_SUBST([LIBNVPAIR]) + +LIBS="" + +pkglibrootdir='$(libdir)'/`echo $PACKAGE | sed "$program_transform_name"` +AC_SUBST(pkglibrootdir) + +AC_SUBST([FONT_SOURCE]) +AS_IF([test x$target_cpu = xi386 -a x$platform = xqemu], + [AC_SUBST([GRUB_BOOT_MACHINE_LINK_ADDR], 0xffe00)]) +AS_IF([test x$TARGET_APPLE_CC = x1], + [AC_SUBST([USE_APPLE_CC_FIXES], yes)]) + +AC_SUBST(HAVE_ASM_USCORE) +AC_SUBST(ADDR32) +AC_SUBST(DATA32) +AC_SUBST(BSS_START_SYMBOL) +AC_SUBST(END_SYMBOL) +AC_SUBST(PACKAGE) +AC_SUBST(VERSION) +AC_SUBST(NEED_ENABLE_EXECUTE_STACK) +AC_SUBST(NEED_REGISTER_FRAME_INFO) + +# +# Automake conditionals +# + +AM_CONDITIONAL([COND_emu], [test x$platform = xemu]) +AM_CONDITIONAL([COND_i386_pc], [test x$target_cpu = xi386 -a x$platform = xpc]) +AM_CONDITIONAL([COND_i386_efi], [test x$target_cpu = xi386 -a x$platform = xefi]) +AM_CONDITIONAL([COND_i386_qemu], [test x$target_cpu = xi386 -a x$platform = xqemu]) +AM_CONDITIONAL([COND_i386_ieee1275], [test x$target_cpu = xi386 -a x$platform = xieee1275]) +AM_CONDITIONAL([COND_i386_coreboot], [test x$target_cpu = xi386 -a x$platform = xcoreboot]) +AM_CONDITIONAL([COND_i386_multiboot], [test x$target_cpu = xi386 -a x$platform = xmultiboot]) +AM_CONDITIONAL([COND_x86_64_efi], [test x$target_cpu = xx86_64 -a x$platform = xefi]) +AM_CONDITIONAL([COND_mips_yeeloong], [test x$target_cpu = xmips -a x$platform = xyeeloong]) +AM_CONDITIONAL([COND_mips_qemu_mips], [test x$target_cpu = xmips -a x$platform = xqemu_mips]) +AM_CONDITIONAL([COND_sparc64_ieee1275], [test x$target_cpu = xsparc64 -a x$platform = xieee1275]) +AM_CONDITIONAL([COND_powerpc_ieee1275], [test x$target_cpu = xpowerpc -a x$platform = xieee1275]) +AM_CONDITIONAL([COND_mips], [test x$target_cpu = xmips]) + +AM_CONDITIONAL([COND_HOST_HURD], [test x$host_kernel = xhurd]) +AM_CONDITIONAL([COND_HOST_LINUX], [test x$host_kernel = xlinux]) +AM_CONDITIONAL([COND_HOST_NETBSD], [test x$host_kernel = xnetbsd]) +AM_CONDITIONAL([COND_HOST_WINDOWS], [test x$host_kernel = xwindows]) +AM_CONDITIONAL([COND_HOST_KFREEBSD], [test x$host_kernel = xkfreebsd]) + +AM_CONDITIONAL([COND_MAN_PAGES], [test x$cross_compiling = xno -a x$HELP2MAN != x]) +AM_CONDITIONAL([COND_GRUB_EMU_USB], [test x$enable_grub_emu_usb = xyes]) +AM_CONDITIONAL([COND_GRUB_EMU_SDL], [test x$enable_grub_emu_sdl = xyes]) +AM_CONDITIONAL([COND_GRUB_EMU_PCI], [test x$enable_grub_emu_pci = xyes]) +AM_CONDITIONAL([COND_GRUB_MKFONT], [test x$enable_grub_mkfont = xyes]) +AM_CONDITIONAL([COND_HAVE_FONT_SOURCE], [test x$FONT_SOURCE != x]) +AM_CONDITIONAL([COND_GRUB_PE2ELF], [test x$TARGET_OBJ2ELF != x]) +AM_CONDITIONAL([COND_APPLE_CC], [test x$TARGET_APPLE_CC = x1]) +AM_CONDITIONAL([COND_ENABLE_EFIEMU], [test x$enable_efiemu = xyes]) + +AM_CONDITIONAL([COND_HAVE_ASM_USCORE], [test x$HAVE_ASM_USCORE = x1]) +AM_CONDITIONAL([COND_CYGWIN], [test x$host_os = xcygwin]) + +# Output files. +grub_CHECK_LINK_DIR +if test x"$link_dir" = xyes ; then + AC_CONFIG_LINKS([include/grub/cpu:include/grub/$target_cpu]) + if test "$platform" != emu ; then + AC_CONFIG_LINKS([include/grub/machine:include/grub/$target_cpu/$platform]) + fi +else + mkdir -p include/grub 2>/dev/null + rm -rf include/grub/cpu + cp -rp $srcdir/include/grub/$target_cpu include/grub/cpu 2>/dev/null + if test "$platform" != emu ; then + rm -rf include/grub/machine + cp -rp $srcdir/include/grub/$target_cpu/$platform include/grub/machine 2>/dev/null + fi +fi + +AC_CONFIG_FILES([Makefile]) +AC_CONFIG_FILES([grub-core/Makefile]) +AC_CONFIG_FILES([grub-core/gnulib/Makefile]) +AC_CONFIG_FILES([po/Makefile.in]) +AC_CONFIG_FILES([docs/Makefile]) +AC_CONFIG_FILES([util/bash-completion.d/Makefile]) +AC_CONFIG_FILES([stamp-h], [echo timestamp > stamp-h]) +AC_CONFIG_FILES([config.h]) + +AC_OUTPUT +[ +echo "*******************************************************" +echo GRUB2 will be compiled with following components: +echo Platform: "$target_cpu"-"$platform" +if [ x"$platform" = xemu ]; then +if [ x"$grub_emu_usb_excuse" = x ]; then +echo USB support for grub-emu: Yes +else +echo USB support for grub-emu: No "($grub_emu_usb_excuse)" +fi +if [ x"$grub_emu_sdl_excuse" = x ]; then +echo SDL support for grub-emu: Yes +else +echo SDL support for grub-emu: No "($grub_emu_sdl_excuse)" +fi +if [ x"$grub_emu_pci_excuse" = x ]; then +echo PCI support for grub-emu: Yes +else +echo PCI support for grub-emu: No "($grub_emu_pci_excuse)" +fi +fi +if test x"$device_mapper_excuse" = x ; then +echo With devmapper support: Yes +else +echo With devmapper support: No "($device_mapper_excuse)" +fi +if [ x"$enable_mm_debug" = xyes ]; then +echo With memory debugging: Yes +else +echo With memory debugging: No +fi +if [ x"$efiemu_excuse" = x ]; then +echo efiemu runtime: Yes +else +echo efiemu runtime: No "($efiemu_excuse)" +fi +if [ x"$grub_mkfont_excuse" = x ]; then +echo grub-mkfont: Yes +else +echo grub-mkfont: No "($grub_mkfont_excuse)" +fi +echo "*******************************************************" +] -- cgit v1.2.3