# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
-# 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation,
-# Inc.
+# 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
+# Free Software Foundation, Inc.
#
# This file is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
m4_include(config/override.m4)
m4_include(config/proginstall.m4)
m4_include(config/elf.m4)
+m4_include([libtool.m4])
+m4_include([ltoptions.m4])
+m4_include([ltsugar.m4])
+m4_include([ltversion.m4])
+m4_include([lt~obsolete.m4])
AC_INIT(move-if-change)
AC_PREREQ(2.64)
case "${target}" in
i*86-*-*) ;;
alpha*-*-*) ;;
+ x86_64-*-*) ;;
*)
noconfigdirs="$noconfigdirs ${libgcj}"
;;
noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
;;
*-*-rtems*)
+ skipdirs="${skipdirs} target-libiberty"
noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
;;
# The tpf target doesn't support gdb yet.
noconfigdirs="$noconfigdirs gas ld fileutils target-newlib target-libgloss"
;;
alpha*-*-*vms*)
- noconfigdirs="$noconfigdirs gdb ld target-newlib target-libgloss ${libgcj}"
+ noconfigdirs="$noconfigdirs gdb target-newlib target-libgloss ${libgcj}"
;;
alpha*-*-linux*)
# newlib is not 64 bit ready
;;
sparc-*-solaris* | sparc64-*-solaris* | sparcv9-*-solaris*)
;;
+ tic6x-*-*)
+ noconfigdirs="$noconfigdirs gdb sim ${libgcj}"
+ ;;
v810-*-*)
noconfigdirs="$noconfigdirs bfd binutils gas gcc gdb ld target-libstdc++-v3 opcodes target-libgloss ${libgcj}"
;;
ENABLE_BUILD_WITH_CXX=$enableval,
ENABLE_BUILD_WITH_CXX=no)
+# Used for setting $lt_cv_objdir
+_LT_CHECK_OBJDIR
+
# Check for GMP, MPFR and MPC
gmplibs="-lmpc -lmpfr -lgmp"
gmpinc=
gmplibs="-L$with_mpc_lib $gmplibs"
fi
if test "x$with_mpc$with_mpc_include$with_mpc_lib" = x && test -d ${srcdir}/mpc; then
- gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/.libs -L$$r/$(HOST_SUBDIR)/mpc/src/_libs '"$gmplibs"
+ gmplibs='-L$$r/$(HOST_SUBDIR)/mpc/src/'"$lt_cv_objdir $gmplibs"
gmpinc='-I$$s/mpc/src '"$gmpinc"
# Do not test the mpc version. Assume that it is sufficient, since
# it is in the source tree, and the library has not been built yet
gmplibs="-L$with_mpfr_lib $gmplibs"
fi
if test "x$with_mpfr$with_mpfr_include$with_mpfr_lib" = x && test -d ${srcdir}/mpfr; then
- gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/.libs -L$$r/$(HOST_SUBDIR)/mpfr/_libs '"$gmplibs"
+ gmplibs='-L$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir $gmplibs"
gmpinc='-I$$r/$(HOST_SUBDIR)/mpfr -I$$s/mpfr '"$gmpinc"
- extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr'
+ extra_mpc_mpfr_configure_flags='--with-mpfr-include=$$s/mpfr --with-mpfr-lib=$$r/$(HOST_SUBDIR)/mpfr/'"$lt_cv_objdir"
# Do not test the mpfr version. Assume that it is sufficient, since
# it is in the source tree, and the library has not been built yet
# but it would be included on the link line in the version check below
gmplibs="-L$with_gmp_lib $gmplibs"
fi
if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
- gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/.libs -L$$r/$(HOST_SUBDIR)/gmp/_libs '"$gmplibs"
+ gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
extra_mpfr_configure_flags='--with-gmp-build=$$r/$(HOST_SUBDIR)/gmp'
- extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp'
+ extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
# Do not test the gmp version. Assume that it is sufficient, since
# it is in the source tree, and the library has not been built yet
# but it would be included on the link line in the version check below
have_gmp=yes
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $gmpinc"
- # Check GMP actually works
- AC_MSG_CHECKING([for correct version of gmp.h])
+ # Check for the recommended and required versions of GMP.
+ AC_MSG_CHECKING([for the correct version of gmp.h])
AC_TRY_COMPILE([#include "gmp.h"],[
- #if __GNU_MP_VERSION < 4 || (__GNU_MP_VERSION == 4 && __GNU_MP_VERSION_MINOR < 2)
+ #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
+ #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
+ #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,0)
choke me
#endif
- ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
+ ], [AC_TRY_COMPILE([#include <gmp.h>],[
+ #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
+ #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
+ #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2)
+ choke me
+ #endif
+ ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
+ [AC_MSG_RESULT([no]); have_gmp=no])
# If we have GMP, check the MPFR version.
if test x"$have_gmp" = xyes; then
- dnl MPFR 2.3.1 is acceptable, but MPFR 2.3.2 is better.
- AC_MSG_CHECKING([for correct version of mpfr.h])
+ # Check for the recommended and required versions of MPFR.
+ AC_MSG_CHECKING([for the correct version of mpfr.h])
AC_TRY_COMPILE([#include <gmp.h>
#include <mpfr.h>],[
#if MPFR_VERSION < MPFR_VERSION_NUM(2,3,1)
choke me
#endif
- ], AC_TRY_COMPILE([#include <gmp.h>
+ ], [AC_TRY_COMPILE([#include <gmp.h>
#include <mpfr.h>],[
- #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,2)
+ #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2)
choke me
#endif
- ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])]),
+ ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
[AC_MSG_RESULT([no]); have_gmp=no])
fi
# Check for the MPC header version.
if test x"$have_gmp" = xyes ; then
+ # Check for the recommended and required versions of MPC.
AC_MSG_CHECKING([for the correct version of mpc.h])
AC_TRY_COMPILE([#include <mpc.h>],[
- #if MPC_VERSION < MPC_VERSION_NUM (0,8,0)
+ #if MPC_VERSION < MPC_VERSION_NUM(0,8,0)
choke me
#endif
- ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); have_gmp=no])
+ ], [AC_TRY_COMPILE([#include <mpc.h>],[
+ #if MPC_VERSION < MPC_VERSION_NUM(0,8,1)
+ choke me
+ #endif
+ ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
+ [AC_MSG_RESULT([no]); have_gmp=no])
fi
# Now check the MPFR library.
CFLAGS="$saved_CFLAGS"
+# The library versions listed in the error message below should match
+# the HARD-minimums enforced above.
if test x$have_gmp != xyes; then
- AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.2+ and MPC 0.8.0+.
+ AC_MSG_ERROR([Building GCC requires GMP 4.2+, MPFR 2.3.1+ and MPC 0.8.0+.
Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
their locations. Source code for these libraries can be found at
their respective hosting sites as well as at
ppllibs="-L$with_ppl_lib -lppl_c -lppl -lgmpxx"
fi
if test "x$with_ppl$with_ppl_include$with_ppl_lib" = x && test -d ${srcdir}/ppl; then
- ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/.libs -L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/_libs -L$$r/$(HOST_SUBDIR)/ppl/src/.libs -L$$r/$(HOST_SUBDIR)/ppl/src/_libs -lppl_c -lppl -lgmpxx '
+ ppllibs='-L$$r/$(HOST_SUBDIR)/ppl/interfaces/C/'"$lt_cv_objdir"' -L$$r/$(HOST_SUBDIR)/ppl/src/'"$lt_cv_objdir"' -lppl_c -lppl -lgmpxx '
pplinc='-I$$r/$(HOST_SUBDIR)/ppl/src -I$$r/$(HOST_SUBDIR)/ppl/interfaces/C '
enable_ppl_version_check=no
fi
clooglibs="-L$with_cloog_lib -lcloog"
fi
if test "x$with_cloog$with_cloog_include$with_cloog_lib" = x && test -d ${srcdir}/cloog; then
- clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/.libs -L$$r/$(HOST_SUBDIR)/cloog/_libs -lcloog '
+ clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' -lcloog '
clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include -DCLOOG_PPL_BACKEND '
enable_cloog_version_check=no
fi
#if CLOOG_VERSION_MAJOR != 0 || CLOOG_VERSION_MINOR != 15 || CLOOG_VERSION_REVISION < 5
choke me
#endif
- ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); clooglibs= ; clooginc= ])
+ ], [AC_TRY_COMPILE([#include "cloog/cloog.h"],[
+ #if CLOOG_VERSION_MAJOR != 0 || CLOOG_VERSION_MINOR != 15 || CLOOG_VERSION_REVISION < 9
+ choke me
+ #endif
+ ], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([buggy but acceptable])])],
+ [AC_MSG_RESULT([no]); clooglibs= ; clooginc= ])
CFLAGS="$saved_CFLAGS"
fi
enable_lto=$enableval,
enable_lto=yes; default_enable_lto=yes)
-ACX_ELF_TARGET_IFELSE([],
-if test x"$default_enable_lto" = x"yes" ; then
- enable_lto=no
-else
- if test x"$enable_lto" = x"yes"; then
- AC_MSG_ERROR([LTO support requires an ELF target.])
- fi
-fi
-default_enable_lto=no)
-if test x"$enable_lto" = x"yes" ; then
+ACX_ELF_TARGET_IFELSE([if test x"$enable_lto" = x"yes" ; then
# Make sure that libelf.h and gelf.h are available.
AC_ARG_WITH(libelf, [ --with-libelf=PATH Specify prefix directory for the installed libelf package
Equivalent to --with-libelf-include=PATH/include
elf_nextscn (0, 0);
elf_strptr (0, 0, 0);
elf_getident (0, 0);
- elf_getshdrstrndx (0, 0);
elf_begin (0, 0, 0);
elf_ndxscn (0);
elf_end (0);
[AC_MSG_RESULT([no]); enable_lto=no; libelflibs= ; libelfinc= ]
)
+ # Check for elf_getshdrstrndx or elf_getshstrndx. The latter's flavor
+ # is determined in gcc/configure.ac.
+ if test x"$enable_lto" = x"yes" ; then
+ AC_MSG_CHECKING([for elf_getshdrstrndx])
+ AC_TRY_LINK(
+ [#include <libelf.h>],[
+ elf_getshdrstrndx (0, 0);
+ ],
+ [AC_MSG_RESULT([yes]);],
+ [AC_MSG_RESULT([no]);
+ AC_MSG_CHECKING([for elf_getshstrndx])
+ AC_TRY_LINK(
+ [#include <libelf.h>],[
+ elf_getshstrndx (0, 0);
+ ],
+ [AC_MSG_RESULT([yes]);],
+ [AC_MSG_RESULT([no]); enable_lto=no; libelflibs= ; libelfinc= ]
+ )]
+ )
+ fi
+
# If we couldn't enable LTO and the user forced it, emit an error.
if test x"$enable_lto" = x"no" \
&& test x"$default_enable_lto" != x"yes" ; then
# Flags needed for libelf.
AC_SUBST(libelflibs)
AC_SUBST(libelfinc)
-fi
+fi],[if test x"$default_enable_lto" = x"yes" ; then
+ # On non-ELF platforms, LTO must be explicitly enabled.
+ enable_lto=no
+ else
+ # Apart from ELF platforms, only Windows supports LTO so far. It
+ # would also be nice to check the binutils support, but we don't
+ # have gcc_GAS_CHECK_FEATURE available here. For now, we'll just
+ # warn during gcc/ subconfigure; unless you're bootstrapping with
+ # -flto it won't be needed until after installation anyway.
+ case $target in
+ *-cygwin*|*-mingw*) ;;
+ *) if test x"$enable_lto" = x"yes"; then
+ AC_MSG_ERROR([LTO support is not enabled for this target.])
+ fi
+ ;;
+ esac
+ fi
+ default_enable_lto=no])
# By default, C is the only stage 1 language.
extra_arflags_for_target=" -X32_64"
extra_nmflags_for_target=" -B -X32_64"
;;
- *-*-darwin*)
- # ranlib from Darwin requires the -c flag to look at common symbols.
+ *-*-darwin[[3-9]]*)
+ # ranlib before Darwin10 requires the -c flag to look at common symbols.
extra_ranlibflags_for_target=" -c"
;;
mips*-*-pe | sh*-*-pe | *arm-wince-pe)
target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'`
+# If we are building libgomp, bootstrap it.
+if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then
+ bootstrap_target_libs=${bootstrap_target_libs}target-libgomp,
+fi
+
# Determine whether gdb needs tk/tcl or not.
# Use 'maybe' since enable_gdbtk might be true even if tk isn't available
# and in that case we want gdb to be built without tk. Ugh!
mv conftest.o conftest.o.g0 &&
${CC} -c -g conftest.c &&
mv conftest.o conftest.o.g &&
- ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g; then
+ ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then
:
else
BUILD_CONFIG=
# Host module lists & subconfigure args.
AC_SUBST(host_configargs)
AC_SUBST(configdirs)
+AC_SUBST(target_configdirs)
# Target module lists & subconfigure args.
AC_SUBST(target_configargs)
NCN_STRICT_CHECK_TOOLS(LD, ld)
NCN_STRICT_CHECK_TOOLS(LIPO, lipo)
NCN_STRICT_CHECK_TOOLS(NM, nm)
-NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, :)
-NCN_STRICT_CHECK_TOOLS(STRIP, strip, :)
+NCN_STRICT_CHECK_TOOLS(RANLIB, ranlib, true)
+NCN_STRICT_CHECK_TOOLS(STRIP, strip, true)
NCN_STRICT_CHECK_TOOLS(WINDRES, windres)
NCN_STRICT_CHECK_TOOLS(WINDMC, windmc)
NCN_STRICT_CHECK_TOOLS(OBJCOPY, objcopy)
ACX_CHECK_INSTALLED_TARGET_TOOL(LIPO_FOR_TARGET, lipo)
ACX_CHECK_INSTALLED_TARGET_TOOL(NM_FOR_TARGET, nm)
ACX_CHECK_INSTALLED_TARGET_TOOL(OBJDUMP_FOR_TARGET, objdump)
-ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib, :)
+ACX_CHECK_INSTALLED_TARGET_TOOL(RANLIB_FOR_TARGET, ranlib)
ACX_CHECK_INSTALLED_TARGET_TOOL(STRIP_FOR_TARGET, strip)
ACX_CHECK_INSTALLED_TARGET_TOOL(WINDRES_FOR_TARGET, windres)
ACX_CHECK_INSTALLED_TARGET_TOOL(WINDMC_FOR_TARGET, windmc)