# Checks for host and target systems.
AC_CANONICAL_HOST
+save_program_prefix="${program_prefix}"
AC_CANONICAL_TARGET
+program_prefix="${save_program_prefix}"
-AM_INIT_AUTOMAKE()
+AM_INIT_AUTOMAKE([1.10.1])
AC_PREREQ(2.60)
AC_CONFIG_SRCDIR([include/grub/dl.h])
AC_CONFIG_HEADER([config-util.h])
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="$TARGET_CPPFLAGS -I\$(top_srcdir)/include"
target_cpu=mips;
machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_CPU_MIPS=1";
;;
+ arm*)
+ target_cpu=arm;
+ ;;
+ aarch64*)
+ target_cpu=arm64;
+ ;;
esac
# Specify the platform (such as firmware).
mipsel-*) platform=loongson ;;
mips-*) platform=arc ;;
ia64-*) platform=efi ;;
+ arm-*) platform=uboot ;;
+ arm64-*) platform=efi ;;
*) AC_MSG_ERROR([unsupported CPU: "$target_cpu"]) ;;
esac
else
case "$target_cpu"-"$platform" in
x86_64-efi) ;;
x86_64-emu) ;;
+ x86_64-xen) ;;
x86_64-*) target_cpu=i386 ;;
powerpc64-ieee1275) target_cpu=powerpc ;;
esac
case "$target_cpu"-"$platform" in
i386-efi) ;;
x86_64-efi) ;;
+ i386-xen) ;;
+ x86_64-xen) ;;
i386-pc) ;;
i386-multiboot) ;;
i386-coreboot) ;;
mipsel-yeeloong) platform=loongson ;;
mipsel-fuloong) platform=loongson ;;
mipsel-loongson) ;;
+ arm-uboot) ;;
+ arm-efi) ;;
+ arm64-efi) ;;
*-emu) ;;
*) AC_MSG_ERROR([platform "$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
+if test x$platform != xemu ; then
+ case "$target_cpu" in
+ i386 | powerpc) target_m32=1 ;;
+ x86_64 | sparc64) target_m64=1 ;;
+ esac
+fi
-case "$host_os" in
- mingw32*) host_os=cygwin ;;
+if test x"$target_cpu-$platform" = xsparc64-emu ; then
+ target_m64=1 ;
+fi
+
+case "$target_os" in
+ windows* | mingw32*) target_os=cygwin ;;
esac
# This normalizes the names, and creates a new variable ("host_kernel")
netbsd*) host_kernel=netbsd ;;
solaris*) host_kernel=illumos ;;
darwin*) host_kernel=xnu ;;
- cygwin) host_kernel=windows ;;
+ cygwin | windows* | mingw32*) host_kernel=windows ;;
+esac
+
+case "$host_os" in
+ cygwin | windows* | mingw32*) have_exec=n ;;
+ aros*) have_exec=n ;;
+ *) have_exec=y;;
esac
case "$platform" in
coreboot) machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_COREBOOT=1" ;;
multiboot) machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_MULTIBOOT=1" ;;
efi) machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_EFI=1" ;;
+ xen) machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_XEN=1" ;;
ieee1275) machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_IEEE1275=1" ;;
+ uboot) machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_UBOOT=1" ;;
qemu) machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_QEMU=1" ;;
pc) machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_PCBIOS=1" ;;
emu) machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_EMU=1" ;;
arc) machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_ARC=1" ;;
esac
case "$target_cpu" in
+ arm) machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_ARM=1" ;;
+ arm64) machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_ARM64=1" ;;
mips |mipsel) machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_MIPS=1" ;;
sparc64) machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_SPARC64=1" ;;
esac
AC_MSG_ERROR([bison is not found])
fi
-FONT_SOURCE=
-
-for ext in pcf pcf.gz bdf bdf.gz ttf ttf.gz; do
- for dir in . /usr/src /usr/share/fonts/X11/misc /usr/share/fonts/unifont /usr/share/fonts/uni /usr/share/fonts/truetype/unifont /usr/share/fonts/misc; do
- if test -f "$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" = xloongson || test "x$platform" = xqemu_mips); then
- AC_MSG_ERROR([qemu and loongson ports need unifont])
-fi
-
-AC_SUBST([FONT_SOURCE])
-
AC_PROG_RANLIB
AC_PROG_INSTALL
AC_PROG_AWK
AC_SYS_LARGEFILE
# Identify characteristics of the host architecture.
+unset ac_cv_c_bigendian
+
+if test x"$target_cpu-$platform" = xsparc64-emu ; then
+ CFLAGS="$CFLAGS -m64"
+ HOST_CFLAGS="$HOST_CFLAGS -m64"
+fi
+
AC_C_BIGENDIAN
AC_CHECK_SIZEOF(void *)
AC_CHECK_SIZEOF(long)
-grub_apple_cc
-if test x$grub_cv_apple_cc = xyes ; then
- HOST_CPPFLAGS="$HOST_CPPFLAGS -fnested-functions"
- HOST_LDFLAGS="$HOST_LDFLAGS -Wl,-allow_stack_execute"
-fi
+case "$host_os" in
+ cygwin | windows* | mingw32*)
+ HOST_CPPFLAGS="$HOST_CPPFLAGS -DUNICODE=1 -D_WIN32_WINNT=0x0500"
+ CPPFLAGS="$CPPFLAGS -DUNICODE=1 -D_WIN32_WINNT=0x0500"
+ AC_CHECK_SIZEOF(TCHAR,,[#include <windows.h>])
+ ;;
+esac
if test x$USE_NLS = xno; then
HOST_CFLAGS="$HOST_CFLAGS -fno-builtin-gettext"
AC_CACHE_CHECK([whether -Wtrampolines work], [grub_cv_host_cc_wtrampolines], [
SAVED_CFLAGS="$CFLAGS"
- CFLAGS="$HOST_CFLAGS -Wtrampolines"
+ CFLAGS="$HOST_CFLAGS -Wtrampolines -Werror"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <stdarg.h>
int va_arg_func (int fixed, va_list args);]], [[]])],
[grub_cv_host_cc_wtrampolines=yes],
# Check for host and build compilers.
#
HOST_CC=$CC
-AC_CHECK_PROGS(BUILD_CC, [gcc egcs cc],
- [AC_MSG_ERROR([none of gcc, egcs and cc is found. set BUILD_CC manually.])])
+AC_CHECK_PROGS(BUILD_CC, [gcc egcs cc])
+test -z "$BUILD_CC" && AC_MSG_ERROR([none of gcc, egcs and cc is found. set BUILD_CC manually.])
+BUILD_CPP="$BUILD_CC -E"
+case "$build_os" in
+ haiku*) BUILD_LIBM= ;;
+ *) BUILD_LIBM=-lm ;;
+esac
# For gnulib.
gl_INIT
+WARN_FLAGS="-Wall -W -Wshadow -Wpointer-arith -Wundef -Wchar-subscripts -Wcomment -Wdeprecated-declarations -Wdisabled-optimization -Wdiv-by-zero -Wfloat-equal -Wformat-extra-args -Wformat-security -Wformat-y2k -Wimplicit -Wimplicit-function-declaration -Wimplicit-int -Wmain -Wmissing-braces -Wmissing-format-attribute -Wmultichar -Wparentheses -Wpointer-arith -Wreturn-type -Wsequence-point -Wshadow -Wsign-compare -Wswitch -Wtrigraphs -Wundef -Wunknown-pragmas -Wunused -Wunused-function -Wunused-label -Wunused-parameter -Wunused-value -Wunused-variable -Wwrite-strings -Wnested-externs -Wstrict-prototypes"
+EXTRA_WARN_FLAGS="-Wold-style-definition -Wextra -Wattributes -Wendif-labels -Winit-self -Wint-to-pointer-cast -Winvalid-pch -Wmissing-field-initializers -Wnonnull -Woverflow -Wvla -Wpointer-to-int-cast -Wstrict-aliasing -Wvariadic-macros -Wvolatile-register-var -Wpointer-sign"
+
+HOST_CFLAGS="$HOST_CFLAGS $WARN_FLAGS -Wcast-align"
+
+AC_CACHE_CHECK([which extra warnings work], [grub_cv_cc_w_extra_flags], [
+ SAVED_CFLAGS="$CFLAGS"
+ grub_cv_cc_w_extra_flags=
+ for x in $EXTRA_WARN_FLAGS; do
+ CFLAGS="$HOST_CFLAGS $x -Werror"
+ AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[]])], [flag=1], [flag=0])
+ if test x$flag = x1 ; then
+ grub_cv_cc_w_extra_flags="$grub_cv_cc_w_extra_flags $x"
+ fi
+ done
+ CFLAGS="$SAVED_CFLAGS"
+])
+
+HOST_CFLAGS="$HOST_CFLAGS $grub_cv_cc_w_extra_flags"
+
#
# Check for target programs.
#
AC_CHECK_TOOLS(TARGET_CC, [gcc egcs cc],
[AC_MSG_ERROR([none of gcc, egcs and cc is found. set TARGET_CC manually.])])
- AC_CHECK_TOOL(OBJCOPY, objcopy)
- AC_CHECK_TOOL(STRIP, strip)
- AC_CHECK_TOOL(NM, nm)
+ AC_CHECK_TOOL(TARGET_OBJCOPY, objcopy)
+ AC_CHECK_TOOL(TARGET_STRIP, strip)
+ AC_CHECK_TOOL(TARGET_NM, nm)
+ AC_CHECK_TOOL(TARGET_RANLIB, ranlib)
ac_tool_prefix="$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)
+ AC_CHECK_TOOL(TARGET_OBJCOPY, objcopy)
+ AC_CHECK_TOOL(TARGET_STRIP, strip)
+ AC_CHECK_TOOL(TARGET_NM, nm)
+ AC_CHECK_TOOL(TARGET_RANLIB, ranlib)
fi
+
AC_SUBST(HOST_CC)
AC_SUBST(BUILD_CC)
+AC_SUBST(BUILD_CFLAGS)
+AC_SUBST(BUILD_CPPFLAGS)
AC_SUBST(TARGET_CC)
+AC_SUBST(TARGET_NM)
+AC_SUBST(TARGET_RANLIB)
+AC_SUBST(TARGET_STRIP)
+AC_SUBST(TARGET_OBJCOPY)
# Test the C compiler for the target environment.
tmp_CC="$CC"
LIBS=""
# debug flags.
-WARN_FLAGS="-Wall -W -Wshadow -Wold-style-definition -Wpointer-arith -Wundef -Wextra -Waddress -Wattributes -Wcast-align -Wchar-subscripts -Wcomment -Wdeprecated-declarations -Wdisabled-optimization -Wdiv-by-zero -Wempty-body -Wendif-labels -Wfloat-equal -Wformat-extra-args -Wformat-security -Wformat-y2k -Wimplicit -Wimplicit-function-declaration -Wimplicit-int -Winit-self -Wint-to-pointer-cast -Winvalid-pch -Wmain -Wmissing-braces -Wmissing-field-initializers -Wmissing-format-attribute -Wmissing-noreturn -Wmultichar -Wnonnull -Woverflow -Wparentheses -Wpointer-arith -Wpointer-to-int-cast -Wreturn-type -Wsequence-point -Wshadow -Wsign-compare -Wstrict-aliasing -Wswitch -Wtrigraphs -Wundef -Wunknown-pragmas -Wunused -Wunused-function -Wunused-label -Wunused-parameter -Wunused-value -Wunused-variable -Wvariadic-macros -Wvolatile-register-var -Wwrite-strings -Wnested-externs -Wstrict-prototypes -Wpointer-sign"
-HOST_CFLAGS="$HOST_CFLAGS $WARN_FLAGS"
TARGET_CFLAGS="$TARGET_CFLAGS $WARN_FLAGS -g -Wredundant-decls -Wmissing-prototypes -Wmissing-declarations"
TARGET_CCASFLAGS="$TARGET_CCASFLAGS -g"
+if test "x$target_cpu" != xi386 && test "x$target_cpu" != xx86_64; then
+TARGET_CFLAGS="$TARGET_CFLAGS -Wcast-align"
+fi
+
+AC_CACHE_CHECK([which extra warnings work], [grub_cv_target_cc_w_extra_flags], [
+ LDFLAGS="$TARGET_LDFLAGS -nostdlib -static"
+
+ grub_cv_target_cc_w_extra_flags=
+ for x in $EXTRA_WARN_FLAGS; do
+ CFLAGS="$TARGET_CFLAGS $x -Werror"
+ AC_LINK_IFELSE([AC_LANG_PROGRAM([[
+asm (".globl start; start:");
+void __main (void);
+void __main (void) {}
+int main (void);
+]], [[]])], [flag=1], [flag=0])
+ if test x$flag = x1 ; then
+ grub_cv_target_cc_w_extra_flags="$grub_cv_target_cc_w_extra_flags $x"
+ fi
+ done
+])
+
+TARGET_CFLAGS="$TARGET_CFLAGS $grub_cv_target_cc_w_extra_flags"
+
+AC_CACHE_CHECK([if compiling with clang], [grub_cv_cc_target_clang]
+[
+CFLAGS="$TARGET_CFLAGS"
+AC_COMPILE_IFELSE(
+[AC_LANG_PROGRAM([], [[
+#ifdef __clang__
+#error "is clang"
+#endif
+]])],
+[grub_cv_cc_target_clang=no], [grub_cv_cc_target_clang=yes])])
+
+# on x86 clang doesn't support .code16
+# on arm clang doesn't support .arch directive
+# on mips clang doesn't support privilegied instructions, doubleword store/load
+# and crashes with hand-written assembly
+if test "x$grub_cv_cc_target_clang" = xyes && ( test "x$target_cpu" = xi386 \
+ || test "x$target_cpu" = xx86_64 || test "x$target_cpu" = xarm \
+ || test "x$target_cpu" = xmips || test "x$target_cpu" = xmipsel ); then
+ TARGET_CCASFLAGS="$TARGET_CCASFLAGS -no-integrated-as"
+fi
+
+if test "x$grub_cv_cc_target_clang" = xyes && test "x$target_cpu" = xpowerpc; then
+AC_CACHE_CHECK([if clang can handle ame instruction], [grub_cv_cc_target_clang_ame]
+[
+CFLAGS="$TARGET_CFLAGS"
+AC_COMPILE_IFELSE(
+[AC_LANG_PROGRAM([], [[
+ unsigned int a = 0, b = 0;
+ asm volatile ("{ame|addme} %0,%1" : "=r" (a) : "r" (b));
+ if (a)
+ return 1;
+]])],
+[grub_cv_cc_target_clang_ame=yes], [grub_cv_cc_target_clang_ame=no])])
+ # clang <= 3.3 doesn't handle most of ppc assembly, not even inline assembly
+ # used by gcrypt
+ if test x$grub_cv_cc_target_clang_ame = xno ; then
+ TARGET_CCASFLAGS="$TARGET_CCASFLAGS -no-integrated-as"
+ TARGET_CFLAGS="$TARGET_CFLAGS -no-integrated-as"
+ fi
+fi
+
+if test "x$target_cpu" = xi386 && test "x$platform" != xemu; then
+ TARGET_CFLAGS="$TARGET_CFLAGS -march=i386"
+fi
+
+if test "x$target_m32" = x1; then
+ # Force 32-bit mode.
+ TARGET_CFLAGS="$TARGET_CFLAGS -m32"
+ TARGET_CCASFLAGS="$TARGET_CCASFLAGS -m32"
+ TARGET_CPPFLAGS="$TARGET_CPPFLAGS -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_CPPFLAGS="$TARGET_CPPFLAGS -m64"
+ TARGET_LDFLAGS="$TARGET_LDFLAGS -m64"
+ TARGET_MODULE_FORMAT="elf64"
+fi
+
+if test "x$grub_cv_cc_target_clang" = xno && test "x$target_cpu" = xi386 && test "x$platform" != xemu && test "x$platform" != xefi; then
+ TARGET_CFLAGS="$TARGET_CFLAGS -mrtd -mregparm=3"
+fi
+
+# on mips redirect cache flushing function to non-existant one.
+if test "x$target_cpu" = xmips || test "x$target_cpu" = xmipsel ; then
+ AC_CACHE_CHECK([whether -mflush-func=grub_red_herring works], [grub_cv_cc_mflush_func], [
+ CFLAGS="$TARGET_CFLAGS -mflush-func=grub_red_herring -Werror"
+ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])],
+ [grub_cv_cc_mflush_func=yes],
+ [grub_cv_cc_mflush_func=no])
+ ])
+
+ if test "x$grub_cv_cc_mflush_func" = xyes; then
+ TARGET_CFLAGS="$TARGET_CFLAGS -mflush-func=grub_red_herring"
+ fi
+fi
+
+
# 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"
+ CFLAGS="$TARGET_CFLAGS -falign-loops=1 -Werror"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])],
[grub_cv_cc_falign_loop=yes],
[grub_cv_cc_falign_loop=no])
])
+ AC_CACHE_CHECK([whether -malign-loops works], [grub_cv_cc_malign_loop], [
+ CFLAGS="$TARGET_CFLAGS -malign-loops=1 -Werror"
+ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])],
+ [grub_cv_cc_malign_loop=yes],
+ [grub_cv_cc_malign_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
+ elif test "x$grub_cv_cc_malign_loop" = xyes; then
TARGET_CFLAGS="$TARGET_CFLAGS -malign-jumps=1 -malign-loops=1 -malign-functions=1"
fi
fi
+AC_CACHE_CHECK([whether -freg-struct-return works], [grub_cv_cc_freg_struct_return], [
+ CFLAGS="$TARGET_CFLAGS -freg-struct-return -Werror"
+ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])],
+ [grub_cv_cc_freg_struct_return=yes],
+ [grub_cv_cc_freg_struct_return=no])
+])
+
+if test "x$grub_cv_cc_freg_struct_return" = xyes; then
+ TARGET_CFLAGS="$TARGET_CFLAGS -freg-struct-return"
+fi
+
if ( test "x$target_cpu" = xi386 || test "x$target_cpu" = xx86_64 ) && test "x$platform" != xemu; then
# Some toolchains enable these features by default, but they need
# registers that aren't set up properly in GRUB.
# 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"
+ CFLAGS="$TARGET_CFLAGS -fno-dwarf2-cfi-asm"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])],
[grub_cv_cc_fno_dwarf2_cfi_asm=yes],
[grub_cv_cc_fno_dwarf2_cfi_asm=no])
- CFLAGS="$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 x"$target_os" = xcygwin; then
+ AC_CACHE_CHECK([whether option -fno-reorder-functions works], grub_cv_cc_no_reorder_functions, [
+ CFLAGS="$TARGET_CFLAGS -fno-reorder-functions"
+ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])],
+ [grub_cv_cc_no_reorder_functions=yes],
+ [grub_cv_cc_no_reorder_functions=no])
+ ])
+fi
+
+if test x"$target_os" = xcygwin && test "x$grub_cv_cc_no_reorder_functions" = xyes; then
+ TARGET_CFLAGS="$TARGET_CFLAGS -fno-reorder-functions"
+fi
+
# By default, GCC 4.6 generates .eh_frame sections containing unwind
# information in some cases where it previously did not. GRUB doesn't need
# these and they just use up vital space. Restore the old compiler
# behaviour.
AC_CACHE_CHECK([whether -fno-asynchronous-unwind-tables works], [grub_cv_cc_fno_asynchronous_unwind_tables], [
- SAVE_CFLAGS="$CFLAGS"
- CFLAGS="$CFLAGS -fno-dwarf2-cfi-asm"
+ CFLAGS="$TARGET_CFLAGS -fno-dwarf2-cfi-asm"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])],
[grub_cv_cc_fno_asynchronous_unwind_tables=yes],
[grub_cv_cc_fno_asynchronous_unwind_tables=no])
- CFLAGS="$SAVE_CFLAGS"
])
if test "x$grub_cv_cc_fno_asynchronous_unwind_tables" = xyes; then
TARGET_CFLAGS="$TARGET_CFLAGS -fno-asynchronous-unwind-tables"
fi
-grub_apple_target_cc
-if test x$grub_cv_apple_target_cc = xyes ; then
- TARGET_CPPFLAGS="$TARGET_CPPFLAGS -fnested-functions"
-
- CFLAGS="$CFLAGS -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"
- TARGET_LDFLAGS_OLDMAGIC=""
-else
- TARGET_APPLE_CC=0
- TARGET_LDFLAGS_OLDMAGIC="-Wl,-N"
-# 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
-
-AC_SUBST(TARGET_LDFLAGS_OLDMAGIC)
-
-# 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([$TARGET_OBJ2ELF])
-
-
AC_ARG_ENABLE([efiemu],
[AS_HELP_STRING([--enable-efiemu],
[build and install the efiemu runtimes (default=guessed)])])
if test x"$enable_efiemu" = xno ; then
efiemu_excuse="explicitly disabled"
fi
+if test x"$grub_cv_target_cc_link_format" = x-mi386pe ; then
+ efiemu_excuse="not available on cygwin"
+fi
if test x"$target_cpu" != xi386 ; then
efiemu_excuse="only available on i386"
fi
fi
if test x"$efiemu_excuse" = x ; then
AC_CACHE_CHECK([whether options required for efiemu work], grub_cv_cc_efiemu, [
- SAVED_CFLAGS="$CFLAGS"
- CFLAGS="$CFLAGS -m64 -mcmodel=large -mno-red-zone -nostdlib"
+ CFLAGS="-m64 -nostdlib -O2 -mcmodel=large -mno-red-zone"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])],
[grub_cv_cc_efiemu=yes],
[grub_cv_cc_efiemu=no])
- CFLAGS="$SAVED_CFLAGS"
])
if test x$grub_cv_cc_efiemu = xno; then
efiemu_excuse="cannot compile with -m64 -mcmodel=large -mno-red-zone -nostdlib"
fi
fi
+if test x"$efiemu_excuse" = x ; then
+ AC_CACHE_CHECK([for efiemu64 linking format], [grub_cv_target_cc_efiemu64_link_format], [
+ grub_cv_target_cc_efiemu64_link_format=unknown
+ for format in -melf_x86_64 -melf_x86_64_fbsd -melf_x86_64_obsd -melf_x86_64_haiku -arch,x86_64; do
+ CFLAGS="-m64 -nostdlib -O2 -mcmodel=large -mno-red-zone"
+ LDFLAGS="-m64 -Wl,$format -nostdlib -static"
+ AC_LINK_IFELSE([AC_LANG_PROGRAM([[
+ asm (".globl start; start:");
+ asm (".globl _start; _start:");
+ asm (".globl __start; __start:");
+ void __main (void);
+ void __main (void) {}
+ ]], [[]])], [flag=1], [flag=0])
+ if test x"$flag" = x1; then
+ grub_cv_target_cc_efiemu64_link_format="$format"
+ break;
+ fi
+ done])
+ if test x"$grub_cv_target_cc_efiemu64_link_format" = xunknown; then
+ efiemu_excuse="no suitable link format for efiemu64 found"
+ else
+ EFIEMU64_LINK_FORMAT="-Wl,$grub_cv_target_cc_efiemu64_link_format"
+ fi
+fi
if test x"$enable_efiemu" = xyes && test x"$efiemu_excuse" != x ; then
AC_MSG_ERROR([efiemu runtime was explicitly requested but can't be compiled])
fi
enable_efiemu=no
fi
AC_SUBST([enable_efiemu])
+AC_SUBST([EFIEMU64_LINK_FORMAT])
-if test "x$target_m32" = x1; then
- # Force 32-bit mode.
- TARGET_CFLAGS="$TARGET_CFLAGS -m32"
- TARGET_CCASFLAGS="$TARGET_CCASFLAGS -m32"
- TARGET_CPPFLAGS="$TARGET_CPPFLAGS -m32"
- TARGET_LDFLAGS="$TARGET_LDFLAGS -m32"
- TARGET_MODULE_FORMAT="elf32"
+CFLAGS="$TARGET_CFLAGS"
+
+if test x"$target_cpu" = xi386 || test x"$target_cpu" = xx86_64; then
+ AC_CACHE_CHECK([for target linking format], [grub_cv_target_cc_link_format], [
+ grub_cv_target_cc_link_format=unknown
+ for format in -melf_${target_cpu} -melf_${target_cpu}_fbsd -melf_${target_cpu}_obsd -melf_${target_cpu}_haiku -m${target_cpu}pe -arch,${target_cpu}; do
+ if test x${target_cpu} != xi386 && test x$format = x${target_cpu}pe; then
+ continue
+ fi
+ CFLAGS="$TARGET_CFLAGS"
+ LDFLAGS="$TARGET_LDFLAGS -Wl,$format -nostdlib -static"
+ AC_LINK_IFELSE([AC_LANG_PROGRAM([[
+ asm (".globl start; start:");
+ asm (".globl _start; _start:");
+ asm (".globl __start; __start:");
+ void __main (void);
+ void __main (void) {}
+ ]], [[]])], [flag=1], [flag=0])
+ if test x"$flag" = x1; then
+ grub_cv_target_cc_link_format="$format"
+ break;
+ fi
+ done])
+ if test x"$grub_cv_target_cc_link_format" = xunknown; then
+ AC_MSG_ERROR([no suitable link format found])
+ fi
+ TARGET_LDFLAGS="$TARGET_LDFLAGS -Wl,$grub_cv_target_cc_link_format"
+ if test x"$grub_cv_target_cc_link_format" = x-mi386pe; then
+ TARGET_OBJ2ELF='./build-grub-pe2elf';
+ fi
fi
-if test "x$target_m64" = x1; then
- # Force 64-bit mode.
- TARGET_CFLAGS="$TARGET_CFLAGS -m64"
- TARGET_CCASFLAGS="$TARGET_CCASFLAGS -m64"
- TARGET_CPPFLAGS="$TARGET_CPPFLAGS -m64"
- TARGET_LDFLAGS="$TARGET_LDFLAGS -m64"
- TARGET_MODULE_FORMAT="elf64"
+if test x$grub_cv_target_cc_link_format = x-arch,i386 || test x$grub_cv_target_cc_link_format = x-arch,x86_64; then
+ TARGET_APPLE_LINKER=1
+ AC_CHECK_PROG([TARGET_OBJCONV], [objconv], [objconv], [])
+ if test "x$TARGET_OBJCONV" = x ; then
+ AC_CHECK_PROG([TARGET_OBJCONV], [objconv], [./objconv], [], [.])
+ fi
+ if test "x$TARGET_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"
+ TARGET_LDFLAGS_OLDMAGIC=""
+elif test x$grub_cv_target_cc_link_format = x-mi386pe; then
+ TARGET_APPLE_LINKER=0
+ TARGET_LDFLAGS_OLDMAGIC="-Wl,-N"
+ TARGET_IMG_LDSCRIPT='$(top_srcdir)'"/${grub_coredir}/conf/i386-cygwin-img-ld.sc"
+ TARGET_IMG_LDFLAGS="-Wl,-T${TARGET_IMG_LDSCRIPT}"
+ TARGET_IMG_LDFLAGS_AC="-Wl,-T${srcdir}/${grub_coredir}/conf/i386-cygwin-img-ld.sc"
+ TARGET_IMG_BASE_LDOPT="-Wl,-Ttext"
+ TARGET_IMG_CFLAGS=
+else
+ TARGET_APPLE_LINKER=0
+ TARGET_LDFLAGS_OLDMAGIC="-Wl,-N"
+ TARGET_IMG_LDSCRIPT=
+ TARGET_IMG_LDFLAGS='-Wl,-N'
+ TARGET_IMG_LDFLAGS_AC='-Wl,-N'
+ TARGET_IMG_BASE_LDOPT="-Wl,-Ttext"
+ TARGET_IMG_CFLAGS=
fi
-if test "$target_cpu" = x86_64; then
+AC_SUBST(TARGET_LDFLAGS_OLDMAGIC)
+
+
+LDFLAGS="$TARGET_LDFLAGS"
+
+if test "$target_cpu" = x86_64 || test "$target_cpu-$platform" = sparc64-emu ; then
# Use large model to support 4G memory
AC_CACHE_CHECK([whether option -mcmodel=large works], grub_cv_cc_mcmodel, [
- SAVED_CFLAGS=$CFLAGS
- CFLAGS="$CFLAGS -m64 -mcmodel=large"
+ CFLAGS="$TARGET_CFLAGS -m64 -mcmodel=large"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])],
[grub_cv_cc_mcmodel=yes],
[grub_cv_cc_mcmodel=no])
])
- if test "x$grub_cv_cc_mcmodel" = xno; then
- AC_MSG_ERROR([-mcmodel=large not supported. Upgrade your gcc.])
- else
+ if test "x$grub_cv_cc_mcmodel" = xyes; then
TARGET_CFLAGS="$TARGET_CFLAGS -mcmodel=large"
+ elif test "$target_cpu-$platform" = sparc64-emu; then
+ TARGET_CFLAGS="$TARGET_CFLAGS -mcmodel=medany"
fi
fi
if test "$target_cpu"-"$platform" = x86_64-efi; then
# 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="$CFLAGS -m64 -mno-red-zone"
+ CFLAGS="$TARGET_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])
TARGET_CFLAGS="$TARGET_CFLAGS -mno-red-zone"
fi
+if test "x$target_cpu" = xarm; then
+ AC_CACHE_CHECK([whether option -mlong-calls works], grub_cv_cc_mlong_calls, [
+ CFLAGS="$TARGET_CFLAGS -mlong-calls -Werror"
+ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])],
+ [grub_cv_cc_mlong_calls=yes],
+ [grub_cv_cc_mlong_calls=no])
+ ])
+ if test "x$grub_cv_cc_mlong_calls" = xyes; then
+ TARGET_CFLAGS="$TARGET_CFLAGS -mlong-calls"
+ fi
+fi
+
#
# Compiler features.
#
+CFLAGS="$TARGET_CFLAGS"
+
# Position independent executable.
grub_CHECK_PIE
[# Need that, because some distributions ship compilers that include
TARGET_CFLAGS="$TARGET_CFLAGS -fno-PIE"
fi]
+CFLAGS="$TARGET_CFLAGS"
+
# Position independent executable.
grub_CHECK_PIC
-[# Need that, because some distributions ship compilers that include
-# `-fPIC' in the default specs.
-if [ x"$pic_possible" = xyes ]; then
- TARGET_CFLAGS="$TARGET_CFLAGS -fno-PIC"
+[# On most platforms we don't want PIC as it only makes relocations harder
+# and code less efficient. On mips we want to have one got table per module
+# and reload $gp in every function.
+# GCC implements it using symbol __gnu_local_gp in non-PIC as well.
+# However with clang we need PIC for this reloading to happen.
+# Since default varies across dictributions use either -fPIC or -fno-PIC
+# explicitly.
+if ( test x$target_cpu = xmips || test x$target_cpu = xmipsel ) && test "x$grub_cv_cc_target_clang" = xyes ; then
+ TARGET_CFLAGS="$TARGET_CFLAGS -fPIC"
+elif [ x"$pic_possible" = xyes ]; then
+ TARGET_CFLAGS="$TARGET_CFLAGS -fno-PIC"
fi]
+CFLAGS="$TARGET_CFLAGS"
+
# Smashing stack protector.
grub_CHECK_STACK_PROTECTOR
# Need that, because some distributions ship compilers that include
if test "x$ssp_possible" = xyes; then
TARGET_CFLAGS="$TARGET_CFLAGS -fno-stack-protector"
fi
+
+CFLAGS="$TARGET_CFLAGS"
+
grub_CHECK_STACK_ARG_PROBE
# Cygwin's GCC uses alloca() to probe the stackframe on static
# stack allocations above some threshold.
TARGET_CFLAGS="$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"
- HOST_CFLAGS="$HOST_CFLAGS -Werror"
-fi
-
-TARGET_CPP="$TARGET_CC -E"
-TARGET_CCAS=$TARGET_CC
-
-GRUB_TARGET_CPU="${target_cpu}"
-GRUB_PLATFORM="${platform}"
-
-AC_SUBST(GRUB_TARGET_CPU)
-AC_SUBST(GRUB_PLATFORM)
-
-AC_SUBST(OBJCONV)
-AC_SUBST(TARGET_CPP)
-AC_SUBST(TARGET_CCAS)
-AC_SUBST(TARGET_OBJ2ELF)
-AC_SUBST(TARGET_APPLE_CC)
-AC_SUBST(TARGET_MODULE_FORMAT)
-
-AC_SUBST(TARGET_CFLAGS)
-AC_SUBST(TARGET_LDFLAGS)
-AC_SUBST(TARGET_CPPFLAGS)
-AC_SUBST(TARGET_CCASFLAGS)
-
-AC_SUBST(TARGET_IMG_LDSCRIPT)
-AC_SUBST(TARGET_IMG_LDFLAGS)
-AC_SUBST(TARGET_IMG_CFLAGS)
-AC_SUBST(TARGET_IMG_BASE_LDOPT)
+CFLAGS="$TARGET_CFLAGS"
-AC_SUBST(HOST_CFLAGS)
-AC_SUBST(HOST_LDFLAGS)
-AC_SUBST(HOST_CPPFLAGS)
-AC_SUBST(HOST_CCASFLAGS)
+# -mno-unaligned-access -mstrict-align
+if test "$target_cpu" = arm; then
+ AC_CACHE_CHECK([for compile options to get strict alignment], [grub_cv_target_cc_strict_align], [
+ grub_cv_target_cc_strict_align=
+ for arg in -mno-unaligned-access "-Xclang -mstrict-align" -mstrict-align; do
+ CFLAGS="$TARGET_CFLAGS $arg -Werror"
+ LDFLAGS="$TARGET_LDFLAGS"
+ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])], [flag=1], [flag=0])
+ if test x"$flag" = x1; then
+ grub_cv_target_cc_strict_align="$arg"
+ break;
+ fi
+ done])
+
+ TARGET_CFLAGS="$TARGET_CFLAGS $grub_cv_target_cc_strict_align"
+ if test x"$grub_cv_target_cc_strict_align" = x"-Xclang -mstrict-align"; then
+ TARGET_LDFLAGS="$TARGET_LDFLAGS -Qunused-arguments"
+ fi
+ AC_CACHE_CHECK([if compiler generates unaligned accesses], [grub_cv_cc_target_emits_unaligned],
+ [CFLAGS="$TARGET_CFLAGS"
+ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [[
+#ifdef __ARM_FEATURE_UNALIGNED
+#error "unaligned"
+#endif
+ ]])],
+ [grub_cv_cc_target_emits_unaligned=no], [grub_cv_cc_target_emits_unaligned=yes])])
+ if test x$grub_cv_cc_target_emits_unaligned = xyes; then
+ AC_MSG_ERROR([compiler generates unaligned accesses])
+ fi
+fi
# Set them to their new values for the tests below.
CC="$TARGET_CC"
-if test "x$TARGET_APPLE_CC" = x1 ; then
-CFLAGS="$TARGET_CFLAGS -nostdlib -Wno-error"
+if test "x$TARGET_APPLE_LINKER" = x1 ; then
+CFLAGS="$TARGET_CFLAGS -nostdlib -static -Wno-error"
else
-CFLAGS="$TARGET_CFLAGS -nostdlib -Wl,--defsym,___main=0x8100 -Wno-error"
+CFLAGS="$TARGET_CFLAGS -nostdlib -Wno-error"
fi
CPPFLAGS="$TARGET_CPPFLAGS"
-if test x$target_cpu = xi386 || test x$target_cpu = xx86_64 ; then
-LIBS=
+if test x$target_cpu = xi386 || test x$target_cpu = xx86_64 || test "x$grub_cv_cc_target_clang" = xyes ; then
+TARGET_LIBGCC=
else
-LIBS=-lgcc
+TARGET_LIBGCC=-lgcc
fi
+LIBS="$TARGET_LIBGCC"
+
grub_ASM_USCORE
+if test "x$TARGET_APPLE_LINKER" = x0 ; then
if test x$grub_cv_asm_uscore = xyes; then
-CFLAGS="$CFLAGS -Wl,--defsym,_abort=_main"
+DEFSYM="-Wl,--defsym,_abort=_main -Wl,--defsym,__main=_main"
else
-CFLAGS="$CFLAGS -Wl,--defsym,abort=main"
+DEFSYM="-Wl,--defsym,abort=main -Wl,--defsym,_main=main -Wl,--defsym,__main=main"
+fi
+CFLAGS="$TARGET_CFLAGS -nostdlib $DEFSYM"
fi
# Check for libgcc symbols
-AC_CHECK_FUNCS(__bswapsi2 __bswapdi2 __ashldi3 __ashrdi3 __lshrdi3 __ucmpdi2 _restgpr_14_x __udivsi3 __umoddi3 __udivdi3 __divsi3 __modsi3 __umodsi3 __moddi3 __divdi3 __ctzdi2 __ctzsi2)
+AC_CHECK_FUNCS(__bswapsi2 __bswapdi2 __ashldi3 __ashrdi3 __lshrdi3 __ucmpdi2 _restgpr_14_x)
-if test "x$TARGET_APPLE_CC" = x1 ; then
-CFLAGS="$TARGET_CFLAGS -nostdlib"
+if test "x$TARGET_APPLE_LINKER" = x1 ; then
+CFLAGS="$TARGET_CFLAGS -nostdlib -static"
else
-CFLAGS="$TARGET_CFLAGS -nostdlib -Wl,--defsym,___main=0x8100"
+CFLAGS="$TARGET_CFLAGS -nostdlib"
fi
LIBS=""
# Defined in aclocal.m4.
grub_PROG_TARGET_CC
-if test "x$TARGET_APPLE_CC" != x1 ; then
+if test "x$TARGET_APPLE_LINKER" != x1 ; then
grub_PROG_OBJCOPY_ABSOLUTE
fi
grub_PROG_LD_BUILD_ID_NONE
if test "x$target_cpu" = xi386; then
- if test "$platform" != emu && test "x$TARGET_APPLE_CC" != x1 ; then
+ if test "$platform" != emu && test "x$TARGET_APPLE_LINKER" != x1 ; then
if test ! -z "$TARGET_IMG_LDSCRIPT"; then
# Check symbols provided by linker script.
- CFLAGS="$TARGET_CFLAGS -nostdlib ${TARGET_IMG_LDFLAGS_AC} ${TARGET_IMG_BASE_LDOPT},8000 -Wl,--defsym,___main=0x8100"
+ CFLAGS="$TARGET_CFLAGS -nostdlib ${TARGET_IMG_LDFLAGS_AC} ${TARGET_IMG_BASE_LDOPT},0x8000"
fi
grub_CHECK_BSS_START_SYMBOL
grub_CHECK_END_SYMBOL
grub_I386_ASM_ADDR32
fi
+grub_PROG_NM_WORKS
+grub_PROG_NM_MINUS_P
+grub_PROG_NM_DEFINED_ONLY
+AC_SUBST(TARGET_NMFLAGS_MINUS_P)
+AC_SUBST(TARGET_NMFLAGS_DEFINED_ONLY)
+
if test "$platform" != emu; then
AC_CACHE_CHECK([whether -nostdinc -isystem works], [grub_cv_cc_isystem], [
SAVED_CPPFLAGS="$CPPFLAGS"
fi
AC_CACHE_CHECK([whether -Wtrampolines work], [grub_cv_cc_wtrampolines], [
- SAVED_CFLAGS="$CFLAGS"
- CFLAGS="$TARGET_CFLAGS -Wtrampolines"
+ CFLAGS="$TARGET_CFLAGS -Wtrampolines -Werror"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <stdarg.h>
int va_arg_func (int fixed, va_list args);]], [[]])],
[grub_cv_cc_wtrampolines=yes],
[grub_cv_cc_wtrampolines=no])
- CFLAGS="$SAVED_CFLAGS"
])
if test x"$grub_cv_cc_wtrampolines" = xyes ; then
AC_SUBST([enable_grub_emu_sdl])
AC_SUBST([enable_grub_emu_usb])
AC_SUBST([enable_grub_emu_pci])
+
+else
+
+# Ignore --enable-emu-* if platform is not emu
+enable_grub_emu_sdl=no
+enable_grub_emu_usb=no
+enable_grub_emu_pci=no
fi
AC_ARG_ENABLE([grub-mkfont],
if test x"$grub_mkfont_excuse" = x ; then
# Check for freetype libraries.
- AC_CHECK_PROGS([FREETYPE], [freetype-config])
+ AC_CHECK_TOOLS([FREETYPE], [freetype-config])
if test "x$FREETYPE" = x ; then
grub_mkfont_excuse=["need freetype2 library"]
fi
fi
+unset ac_cv_header_ft2build_h
+
if test x"$grub_mkfont_excuse" = x ; then
# Check for freetype libraries.
- freetype_cflags=`freetype-config --cflags`
- freetype_libs=`freetype-config --libs`
+ freetype_cflags=`$FREETYPE --cflags`
+ freetype_libs=`$FREETYPE --libs`
SAVED_CPPFLAGS="$CPPFLAGS"
+ SAVED_LIBS="$LIBS"
CPPFLAGS="$CPPFLAGS $freetype_cflags"
+ LIBS="$LIBS $freetype_libs"
AC_CHECK_HEADERS([ft2build.h], [],
[grub_mkfont_excuse=["need freetype2 headers"]])
+ AC_LINK_IFELSE([AC_LANG_CALL([], [FT_Load_Glyph])], [], [grub_mkfont_excuse=["freetype2 library unusable"]])
CPPFLAGS="$SAVED_CPPFLAGS"
+ LIBS="$SAVED_LIBS"
fi
if test x"$enable_grub_mkfont" = xyes && test x"$grub_mkfont_excuse" != x ; then
else
enable_grub_mkfont=no
fi
-if test x"$enable_grub_mkfont" = xno && test "x$platform" = xloongson; then
- AC_MSG_ERROR([loongson port needs grub-mkfont])
-fi
AC_SUBST([enable_grub_mkfont])
AC_SUBST([freetype_cflags])
AC_SUBST([freetype_libs])
+SAVED_CC="$CC"
+SAVED_CPP="$CPP"
+SAVED_CFLAGS="$CFLAGS"
+SAVED_CPPFLAGS="$CPPFLAGS"
+CC="$BUILD_CC"
+CPP="$BUILD_CPP"
+CFLAGS="$BUILD_CFLAGS"
+CPPFLAGS="$BUILD_CPPFLAGS"
+
+unset ac_cv_c_bigendian
+unset ac_cv_header_ft2build_h
+
+AC_COMPUTE_INT([BUILD_SIZEOF_VOID_P], [sizeof (void *)])
+AC_COMPUTE_INT([BUILD_SIZEOF_LONG], [sizeof (long)])
+AC_C_BIGENDIAN([BUILD_WORDS_BIGENDIAN=1], [BUILD_WORDS_BIGENDIAN=0], [BUILD_WORDS_BIGENDIAN=err], [BUILD_WORDS_BIGENDIAN=err])
+
+if test x$BUILD_WORDS_BIGENDIAN = xerr ; then
+ AC_MSG_ERROR([couldnt determine build endianness])
+fi
+
+AC_SUBST([BUILD_SIZEOF_LONG])
+AC_SUBST([BUILD_SIZEOF_VOID_P])
+AC_SUBST([BUILD_WORDS_BIGENDIAN])
+
+if test x"$grub_build_mkfont_excuse" = x ; then
+ # Check for freetype libraries.
+ AC_CHECK_PROGS([BUILD_FREETYPE], [freetype-config])
+ if test "x$BUILD_FREETYPE" = x ; then
+ grub_build_mkfont_excuse=["need freetype2 library"]
+ fi
+fi
+
+if test x"$grub_build_mkfont_excuse" = x ; then
+ # Check for freetype libraries.
+ build_freetype_cflags=`$BUILD_FREETYPE --cflags`
+ build_freetype_libs=`$BUILD_FREETYPE --libs`
+ SAVED_CPPFLAGS_2="$CPPFLAGS"
+ SAVED_LIBS="$LIBS"
+ CPPFLAGS="$CPPFLAGS $build_freetype_cflags"
+ LIBS="$LIBS $build_freetype_libs"
+ AC_CHECK_HEADERS([ft2build.h], [],
+ [grub_build_mkfont_excuse=["need freetype2 headers"]])
+ AC_LINK_IFELSE([AC_LANG_CALL([], [FT_Load_Glyph])], [], [grub_build_mkfont_excuse=["freetype2 library unusable"]])
+ LIBS="$SAVED_LIBS"
+ CPPFLAGS="$SAVED_CPPFLAGS_2"
+fi
+
+if test x"$enable_build_grub_mkfont" = xyes && test x"$grub_build_mkfont_excuse" != x ; then
+ AC_MSG_ERROR([build-grub-mkfont was explicitly requested but can't be compiled])
+fi
+if test x"$grub_build_mkfont_excuse" = x ; then
+ enable_build_grub_mkfont=yes
+else
+ enable_build_grub_mkfont=no
+fi
+if test x"$enable_build_grub_mkfont" = xno && ( test "x$platform" = xqemu || test "x$platform" = xloongson || test "x$platform" = xqemu_mips || test "x$target_cpu"-"$platform" = xpowerpc-ieee1275 || test "x$platform" = xcoreboot ); then
+ AC_MSG_ERROR([qemu, powerpc-ieee1275, coreboot and loongson ports needs build-time grub-mkfont])
+fi
+
+AC_SUBST([build_freetype_cflags])
+AC_SUBST([build_freetype_libs])
+
+CC="$SAVED_CC"
+CPP="$SAVED_CPP"
+CFLAGS="$SAVED_CFLAGS"
+CPPFLAGS="$SAVED_CPPFLAGS"
+
+
DJVU_FONT_SOURCE=
starfield_excuse=
-if test x$enable_grub_mkfont = xno; then
- starfield_excuse="No grub-mkfont"
+AC_ARG_ENABLE([grub-themes],
+ [AS_HELP_STRING([--enable-grub-themes],
+ [build and install GRUB themes (default=guessed)])])
+if test x"$enable_grub_themes" = xno ; then
+ starfield_excuse="explicitly disabled"
+fi
+
+if test x"$starfield_excuse" = x && test x"$enable_build_grub_mkfont" = xno ; then
+ starfield_excuse="No build-time grub-mkfont"
fi
if test x"$starfield_excuse" = x; then
fi
fi
+if test x"$enable_grub_themes" = xyes && test x"$starfield_excuse" != x; then
+ AC_MSG_ERROR([themes were explicitly requested but requirements are not satisfied])
+fi
+
AC_SUBST([DJVU_FONT_SOURCE])
+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 /usr/share/fonts/uni /usr/share/fonts/truetype/unifont /usr/share/fonts/misc; do
+ if test -f "$dir/unifont.$ext"; then
+ md5="$(md5sum "$dir/unifont.$ext"|awk '{ print $1; }')"
+ # PCF and BDF from version 6.3 isn't hanled properly by libfreetype.
+ if test "$md5" = 0a54834d2788c83886a3e1785a6a1e61 || test "$md5" = 28f2565c7a41d8d407e2551159385edb || test "$md5" = dae5e588461b3b92b87b6ffee734f936 || test "$md5" = 4a3d687aa5bb329ed05f4263a1016791 ; then
+ continue;
+ fi
+ FONT_SOURCE="$dir/unifont.$ext"
+ break 2
+ fi
+ done
+done
+
+if test x"$enable_build_grub_mkfont" = xno ; then
+ FONT_SOURCE=
+fi
+
+if test "x$FONT_SOURCE" = x && ( test "x$platform" = xqemu || test "x$platform" = xloongson || test "x$platform" = xqemu_mips || test "x$target_cpu"-"$platform" = xpowerpc-ieee1275 || test "x$platform" = xcoreboot ); then
+ AC_MSG_ERROR([qemu, powerpc-ieee1275, coreboot and loongson ports need unifont])
+fi
+
+AC_SUBST([FONT_SOURCE])
+
+if test x"$FONT_SOURCE" = x && test x"$DJVU_FONT_SOURCE" = x && test x"$grub_build_mkfont_excuse" = x; then
+ grub_build_mkfont_excuse="no fonts"
+fi
+
+
AC_ARG_ENABLE([grub-mount],
[AS_HELP_STRING([--enable-grub-mount],
[build and install the `grub-mount' utility (default=guessed)])])
AC_SUBST([LIBGEOM])
+AC_ARG_ENABLE([liblzma],
+ [AS_HELP_STRING([--enable-liblzma],
+ [enable liblzma integration (default=guessed)])])
+if test x"$enable_liblzma" = xno ; then
+ liblzma_excuse="explicitly disabled"
+fi
+
+if test x"$liblzma_excuse" = x ; then
AC_CHECK_LIB([lzma], [lzma_code],
- [LIBLZMA="-llzma"
- AC_DEFINE([HAVE_LIBLZMA], [1],
- [Define to 1 if you have the LZMA library.])],)
+ [],[liblzma_excuse="need lzma library"])
+fi
+if test x"$liblzma_excuse" = x ; then
+AC_CHECK_HEADER([lzma.h], [], [liblzma_excuse="need lzma header"])
+fi
+
+if test x"$enable_liblzma" = xyes && test x"$liblzma_excuse" != x ; then
+ AC_MSG_ERROR([liblzma support was explicitly requested but requirements are not satisfied])
+fi
+
+
+if test x"$liblzma_excuse" = x ; then
+ LIBLZMA="-llzma"
+ AC_DEFINE([USE_LIBLZMA], [1],
+ [Define to 1 if you have the LZMA library.])
+fi
+
AC_SUBST([LIBLZMA])
AC_ARG_ENABLE([libzfs],
fi
if test x"$libzfs_excuse" = x ; then
- AC_CHECK_LIB([nvpair], [nvlist_print],
+ AC_CHECK_LIB([nvpair], [nvlist_lookup_string],
[],
[libzfs_excuse="need nvpair library"])
fi
AC_SUBST([FONT_SOURCE])
AS_IF([test x$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(VERSION)
AC_SUBST(NEED_REGISTER_FRAME_INFO)
+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"
+ HOST_CFLAGS="$HOST_CFLAGS -Werror"
+fi
+
+if test "x$grub_cv_cc_target_clang" = xno; then
+ TARGET_LDFLAGS_STATIC_LIBGCC="-static-libgcc"
+else
+ TARGET_LDFLAGS_STATIC_LIBGCC=
+fi
+
+TARGET_CPP="$TARGET_CC -E"
+TARGET_CCAS=$TARGET_CC
+
+GRUB_TARGET_CPU="${target_cpu}"
+GRUB_PLATFORM="${platform}"
+
+AC_SUBST(GRUB_TARGET_CPU)
+AC_SUBST(GRUB_PLATFORM)
+
+AC_SUBST(TARGET_OBJCONV)
+AC_SUBST(TARGET_LIBGCC)
+AC_SUBST(TARGET_LDFLAGS_STATIC_LIBGCC)
+AC_SUBST(TARGET_CPP)
+AC_SUBST(TARGET_CCAS)
+AC_SUBST(TARGET_OBJ2ELF)
+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_LDFLAGS)
+AC_SUBST(TARGET_IMG_CFLAGS)
+AC_SUBST(TARGET_IMG_BASE_LDOPT)
+AC_SUBST(TARGET_APPLE_LINKER)
+
+AC_SUBST(HOST_CFLAGS)
+AC_SUBST(HOST_LDFLAGS)
+AC_SUBST(HOST_CPPFLAGS)
+AC_SUBST(HOST_CCASFLAGS)
+
+AC_SUBST(BUILD_LIBM)
+
#
# Automake conditionals
#
AM_CONDITIONAL([COND_emu], [test x$platform = xemu])
+AM_CONDITIONAL([COND_clang], [test x$grub_cv_cc_target_clang = xyes])
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_ia64_efi], [test x$target_cpu = xia64 -a x$platform = xefi])
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_i386_xen], [test x$target_cpu = xi386 -a x$platform = xxen])
+AM_CONDITIONAL([COND_x86_64_xen], [test x$target_cpu = xx86_64 -a x$platform = xxen])
AM_CONDITIONAL([COND_mips_loongson], [test x$target_cpu = xmipsel -a x$platform = xloongson])
AM_CONDITIONAL([COND_mips_qemu_mips], [test "(" x$target_cpu = xmips -o x$target_cpu = xmipsel ")" -a x$platform = xqemu_mips])
AM_CONDITIONAL([COND_mips_arc], [test "(" x$target_cpu = xmips -o x$target_cpu = xmipsel ")" -a x$platform = xarc])
AM_CONDITIONAL([COND_sparc64_ieee1275], [test x$target_cpu = xsparc64 -a x$platform = xieee1275])
+AM_CONDITIONAL([COND_sparc64_emu], [test x$target_cpu = xsparc64 -a x$platform = xemu])
AM_CONDITIONAL([COND_powerpc_ieee1275], [test x$target_cpu = xpowerpc -a x$platform = xieee1275])
AM_CONDITIONAL([COND_mips], [test x$target_cpu = xmips -o x$target_cpu = xmipsel])
AM_CONDITIONAL([COND_mipsel], [test x$target_cpu = xmipsel])
AM_CONDITIONAL([COND_mipseb], [test x$target_cpu = xmips])
+AM_CONDITIONAL([COND_arm], [test x$target_cpu = xarm ])
+AM_CONDITIONAL([COND_arm_uboot], [test x$target_cpu = xarm -a x$platform = xuboot])
+AM_CONDITIONAL([COND_arm_efi], [test x$target_cpu = xarm -a x$platform = xefi])
+AM_CONDITIONAL([COND_arm64], [test x$target_cpu = xarm64 ])
+AM_CONDITIONAL([COND_arm64_efi], [test x$target_cpu = xarm64 -a x$platform = xefi])
AM_CONDITIONAL([COND_HOST_HURD], [test x$host_kernel = xhurd])
AM_CONDITIONAL([COND_HOST_LINUX], [test x$host_kernel = xlinux])
AM_CONDITIONAL([COND_GRUB_MKFONT], [test x$enable_grub_mkfont = xyes])
AM_CONDITIONAL([COND_GRUB_MOUNT], [test x$enable_grub_mount = 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$TARGET_APPLE_CC = x1])
+if test x$FONT_SOURCE != x ; then
+ HAVE_FONT_SOURCE=1
+else
+ HAVE_FONT_SOURCE=0
+fi
+AC_SUBST(HAVE_FONT_SOURCE)
+AM_CONDITIONAL([COND_APPLE_LINKER], [test x$TARGET_APPLE_LINKER = x1])
AM_CONDITIONAL([COND_ENABLE_EFIEMU], [test x$enable_efiemu = xyes])
AM_CONDITIONAL([COND_ENABLE_CACHE_STATS], [test x$DISK_CACHE_STATS = x1])
AM_CONDITIONAL([COND_ENABLE_BOOT_TIME_STATS], [test x$BOOT_TIME_STATS = x1])
AM_CONDITIONAL([COND_HAVE_CXX], [test x$HAVE_CXX = xyes])
AM_CONDITIONAL([COND_HAVE_ASM_USCORE], [test x$HAVE_ASM_USCORE = x1])
-AM_CONDITIONAL([COND_CYGWIN], [test x$host_os = xcygwin])
AM_CONDITIONAL([COND_STARFIELD], [test "x$starfield_excuse" = x])
+AM_CONDITIONAL([COND_HAVE_EXEC], [test "x$have_exec" = xy])
+
+test "x$prefix" = xNONE && prefix="$ac_default_prefix"
+test "x$exec_prefix" = xNONE && exec_prefix="${prefix}"
+datarootdir="$(eval echo "$datarootdir")"
+grub_libdir="$(eval echo "$libdir")"
+grub_localedir="$(eval echo "$localedir")"
+grub_datadir="$(eval echo "$datadir")"
+grub_sysconfdir="$(eval echo "$sysconfdir")"
+AC_DEFINE_UNQUOTED(LOCALEDIR, "$grub_localedir", [Locale dir])
+AC_DEFINE_UNQUOTED(GRUB_LIBDIR, "$grub_libdir", [Library dir])
+AC_DEFINE_UNQUOTED(GRUB_DATADIR, "$grub_datadir", [Data dir])
+AC_DEFINE_UNQUOTED(GRUB_SYSCONFDIR, "$grub_sysconfdir", [Configuration dir])
+
# Output files.
cpudir="${target_cpu}"
else
echo With libzfs support: No "($libzfs_excuse)"
fi
-if test "x$FONT_SOURCE" = x ; then
-echo "Without unifont"
+if [ x"$grub_build_mkfont_excuse" = x ]; then
+ echo Build-time grub-mkfont: Yes
+ if test "x$FONT_SOURCE" = x ; then
+ echo "Without unifont"
+ else
+ echo "With unifont from $FONT_SOURCE"
+ fi
+else
+ echo Build-time grub-mkfont: No "($grub_build_mkfont_excuse)"
+ echo "Without unifont (no build-time grub-mkfont)"
+fi
+if test x"$liblzma_excuse" != x ; then
+echo "Without liblzma (no support for XZ-compressed mips images) ($liblzma_excuse)"
else
-echo "With unifont from $FONT_SOURCE"
+echo "With liblzma from $LIBLZMA (support for XZ-compressed mips images)"
fi
echo "*******************************************************"
]
projects / grub2.git / blobdiff