4ac9bd0438
* Makefile.in (LIBLZO): New variable.
* configure.ac: Check for LZO version 2.
* util/i386/pc/grub-mkimage.c [HAVE_LZO_LZO1X_H]: Include
lzo/lzo1x.h instead of lzo1x.h.
* conf/i386-pc.rmk (grub_mkimage_LDFLAGS): Use $(LIBLZO) instead
of -llzo.
* util/i386/pc/grub-setup.c (main): Do not free PREFIX
twice. Reported by Vladimir Serbinenko <phcoder@gmail.com>.
* partmap/pc.c (pc_partition_map_probe): Restore P->DATA after
copying the data from PARTITION to P.
167 lines
4.5 KiB
Text
167 lines
4.5 KiB
Text
# Process this file with autoconf to produce a configure script.
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# Copyright (C) 2002,2003,2004 Free Software Foundation, Inc.
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#
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# This configure.ac is free software; the author
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# gives unlimited permission to copy and/or distribute it,
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# with or without modifications, as long as this notice is preserved.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
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# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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# PARTICULAR PURPOSE.
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AC_INIT(GRUB, 1.90, [bug-grub@gnu.org])
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AC_PREREQ(2.53)
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AC_CONFIG_SRCDIR([include/grub/dl.h])
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AC_CONFIG_HEADER([config.h])
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# Checks for build and host systems.
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AC_CANONICAL_BUILD
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AC_CANONICAL_HOST
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case "$host_cpu" in
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i[[3456]]86) host_cpu=i386 ;;
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powerpc) ;;
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*) AC_MSG_ERROR([unsupported CPU type]) ;;
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esac
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case "$host_cpu"-"$host_vendor" in
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i386-*) host_vendor=pc ;;
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powerpc-*) host_vendor=ieee1275 ;;
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*) AC_MSG_ERROR([unsupported machine type]) ;;
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esac
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AC_SUBST(host_cpu)
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AC_SUBST(host_vendor)
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# Checks for programs.
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if test "x$CFLAGS" = x; then
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default_CFLAGS=yes
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fi
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AC_PROG_CC
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AC_SYS_LARGEFILE
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# Must be GCC.
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test "x$GCC" = xyes || AC_MSG_ERROR([GCC is required])
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if test "x$default_CFLAGS" = xyes; then
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# debug flags.
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tmp_CFLAGS="-Wall -W -Wshadow -Wpointer-arith -Wmissing-prototypes \
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-Wundef -Wstrict-prototypes -g"
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# optimization flags.
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AC_CACHE_CHECK([whether optimization for size works], size_flag, [
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CFLAGS=-Os
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AC_TRY_COMPILE(, , size_flag=yes, size_flag=no)
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])
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if test "x$size_flag" = xyes; then
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tmp_CFLAGS="$tmp_CFLAGS -Os"
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else
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tmp_CFLAGS="$tmp_CFLAGS -O2 -fno-strength-reduce -fno-unroll-loops"
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fi
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# Force no alignment to save space on i386.
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if test "x$host_cpu" = xi386; then
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AC_CACHE_CHECK([whether -falign-loops works], [falign_loop_flag], [
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CFLAGS="-falign-loops=1"
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AC_TRY_COMPILE(, , [falign_loop_flag=yes], [falign_loop_flag=no])
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])
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if test "x$falign_loop_flag" = xyes; then
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tmp_CFLAGS="$tmp_CFLAGS -falign-jumps=1 -falign-loops=1 -falign-functions=1"
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else
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tmp_CFLAGS="$tmp_CFLAGS -malign-jumps=1 -malign-loops=1 -malign-functions=1"
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fi
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fi
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CFLAGS="$tmp_CFLAGS"
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fi
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AC_SUBST(CFLAGS)
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# Defined in aclocal.m4.
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grub_ASM_USCORE
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if test "x$host_cpu" = xi386; then
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grub_CHECK_START_SYMBOL
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grub_CHECK_BSS_START_SYMBOL
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grub_CHECK_END_SYMBOL
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fi
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if test "x$host_cpu" = xi386; then
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grub_I386_ASM_PREFIX_REQUIREMENT
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grub_I386_ASM_ADDR32
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grub_I386_ASM_ABSOLUTE_WITHOUT_ASTERISK
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grub_I386_CHECK_REGPARM_BUG
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else
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AC_DEFINE([NESTED_FUNC_ATTR], [], [Catch gcc bug])
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fi
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AC_PROG_INSTALL
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AC_PROG_MAKE_SET
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AC_CHECK_TOOL(OBJCOPY, objcopy)
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grub_PROG_OBJCOPY_ABSOLUTE
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AC_CHECK_TOOL(STRIP, strip)
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AC_CHECK_TOOL(NM, nm)
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AC_CHECK_TOOL(LD, ld)
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# This is not a "must".
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AC_PATH_PROG(RUBY, ruby)
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# For cross-compiling.
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if test "x$build" != "x$host"; then
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AC_CHECK_PROGS(BUILD_CC, [gcc egcs cc],
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[AC_MSG_ERROR([none of gcc, egcs and cc is found. set BUILD_CC manually.])])
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else
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BUILD_CC="$CC"
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AC_SUBST(BUILD_CC)
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fi
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# Test the C compiler for the build environment.
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tmp_CC="$CC"
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tmp_CFLAGS="$CFLAGS"
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tmp_CPPFLAGS="$CPPFLAGS"
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CC="$BUILD_CC"
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CFLAGS="$BUILD_CFLAGS"
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CPPFLAGS="$BUILD_CPPFLAGS"
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# Identify characteristics of the build architecture.
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AC_C_BIGENDIAN
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AC_CHECK_SIZEOF(void *)
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AC_CHECK_SIZEOF(long)
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# Check LZO when compiling for the i386.
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if test "x$host_cpu" = xi386; then
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# There are three possibilities. LZO version 2 installed with the name
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# liblzo2, with the name liblzo, and LZO version 1.
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AC_CHECK_LIB(lzo2, __lzo_init_v2, [LIBLZO="-llzo2"],
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AC_CHECK_LIB(lzo, __lzo_init_v2, [LIBLZO="-llzo"],
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AC_CHECK_LIB(lzo, __lzo_init2, [LIBLZO="-llzo"],
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AC_MSG_ERROR([LZO library version 1.02 or later is required]))))
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AC_SUBST(LIBLZO)
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LIBS="$LIBS $LIBLZO"
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AC_CHECK_FUNC(lzo1x_999_compress, ,
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[AC_MSG_ERROR([LZO1X-999 must be enabled])])
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# LZO version 2 uses lzo/lzo1x.h, while LZO version 1 uses lzo1x.h.
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AC_CHECK_HEADERS(lzo/lzo1x.h lzo1x.h)
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fi
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# Check for curses.
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AC_CHECK_LIB(ncurses, wgetch, [LIBCURSES="-lncurses"],
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[AC_CHECK_LIB(curses, wgetch, [LIBCURSES="-lcurses"])])
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AC_SUBST(LIBCURSES)
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# Check for headers.
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AC_CHECK_HEADERS(ncurses/curses.h ncurses.h curses.h)
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CC="$tmp_CC"
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CFLAGS="$tmp_CFLAGS"
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CPPFLAGS="$tmp_CPPFLAGS"
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# Output files.
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AC_CONFIG_LINKS([include/grub/cpu:include/grub/$host_cpu
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include/grub/machine:include/grub/$host_cpu/$host_vendor])
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AC_CONFIG_FILES([Makefile])
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AC_CONFIG_FILES([stamp-h], [echo timestamp > stamp-h])
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AC_OUTPUT
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