1657 lines
45 KiB
Plaintext
Executable File
1657 lines
45 KiB
Plaintext
Executable File
# configure.in for GNU CC
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# Process this file with autoconf to generate a configuration script.
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# Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc.
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#This file is part of GNU CC.
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#GNU CC is free software; you can redistribute it and/or modify
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#it under the terms of the GNU General Public License as published by
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#the Free Software Foundation; either version 2, or (at your option)
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#any later version.
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#GNU CC is distributed in the hope that it will be useful,
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#but WITHOUT ANY WARRANTY; without even the implied warranty of
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#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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#GNU General Public License for more details.
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#You should have received a copy of the GNU General Public License
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#along with GNU CC; see the file COPYING. If not, write to
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#the Free Software Foundation, 59 Temple Place - Suite 330,
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#Boston, MA 02111-1307, USA.
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# Initialization and defaults
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AC_PREREQ(2.12.1)
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AC_INIT(tree.c)
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AC_CONFIG_HEADER(auto-host.h:config.in)
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remove=rm
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hard_link=ln
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symbolic_link='ln -s'
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copy=cp
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# Check for bogus environment variables.
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# Test if LIBRARY_PATH contains the notation for the current directory
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# since this would lead to problems installing/building glibc.
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# LIBRARY_PATH contains the current directory if one of the following
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# is true:
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# - one of the terminals (":" and ";") is the first or last sign
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# - two terminals occur directly after each other
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# - the path contains an element with a dot in it
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AC_MSG_CHECKING(LIBRARY_PATH variable)
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changequote(,)dnl
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case ${LIBRARY_PATH} in
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[:\;]* | *[:\;] | *[:\;][:\;]* | *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
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library_path_setting="contains current directory"
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;;
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*)
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library_path_setting="ok"
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;;
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esac
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changequote([,])dnl
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AC_MSG_RESULT($library_path_setting)
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if test "$library_path_setting" != "ok"; then
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AC_MSG_ERROR([
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*** LIBRARY_PATH shouldn't contain the current directory when
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*** building egcs. Please change the environment variable
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*** and run configure again.])
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fi
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# Test if GCC_EXEC_PREFIX contains the notation for the current directory
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# since this would lead to problems installing/building glibc.
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# GCC_EXEC_PREFIX contains the current directory if one of the following
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# is true:
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# - one of the terminals (":" and ";") is the first or last sign
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# - two terminals occur directly after each other
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# - the path contains an element with a dot in it
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AC_MSG_CHECKING(GCC_EXEC_PREFIX variable)
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changequote(,)dnl
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case ${GCC_EXEC_PREFIX} in
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[:\;]* | *[:\;] | *[:\;][:\;]* | *[:\;]. | .[:\;]*| . | *[:\;].[:\;]* )
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gcc_exec_prefix_setting="contains current directory"
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;;
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*)
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gcc_exec_prefix_setting="ok"
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;;
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esac
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changequote([,])dnl
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AC_MSG_RESULT($gcc_exec_prefix_setting)
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if test "$gcc_exec_prefix_setting" != "ok"; then
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AC_MSG_ERROR([
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*** GCC_EXEC_PREFIX shouldn't contain the current directory when
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*** building egcs. Please change the environment variable
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*** and run configure again.])
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fi
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# Check for additional parameters
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# With GNU ld
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AC_ARG_WITH(gnu-ld,
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[ --with-gnu-ld arrange to work with GNU ld.],
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gnu_ld_flag="$with_gnu_ld",
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gnu_ld_flag=no)
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# With pre-defined ld
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AC_ARG_WITH(ld,
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[ --with-ld arrange to use the specified ld (full pathname).],
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DEFAULT_LINKER="$with_ld")
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if test x"${DEFAULT_LINKER+set}" = x"set"; then
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if test ! -x "$DEFAULT_LINKER"; then
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AC_MSG_WARN([cannot execute: $DEFAULT_LINKER: check --with-ld or env. var. DEFAULT_LINKER])
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elif test "GNU" = `$DEFAULT_LINKER -v </dev/null 2>&1 | sed '1s/^GNU.*/GNU/;q'`; then
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gnu_ld_flag=yes
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fi
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AC_DEFINE_UNQUOTED(DEFAULT_LINKER,"$DEFAULT_LINKER")
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fi
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# With GNU as
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AC_ARG_WITH(gnu-as,
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[ --with-gnu-as arrange to work with GNU as.],
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gas_flag="$with_gnu_as",
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gas_flag=no)
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AC_ARG_WITH(as,
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[ --with-as arrange to use the specified as (full pathname).],
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DEFAULT_ASSEMBLER="$with_as")
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if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
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if test ! -x "$DEFAULT_ASSEMBLER"; then
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AC_MSG_WARN([cannot execute: $DEFAULT_ASSEMBLER: check --with-as or env. var. DEFAULT_ASSEMBLER])
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elif test "GNU" = `$DEFAULT_ASSEMBLER -v </dev/null 2>&1 | sed '1s/^GNU.*/GNU/;q'`; then
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gas_flag=yes
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fi
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AC_DEFINE_UNQUOTED(DEFAULT_ASSEMBLER,"$DEFAULT_ASSEMBLER")
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fi
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# With stabs
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AC_ARG_WITH(stabs,
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[ --with-stabs arrange to use stabs instead of host debug format.],
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stabs="$with_stabs",
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stabs=no)
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# With ELF
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AC_ARG_WITH(elf,
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[ --with-elf arrange to use ELF instead of host debug format.],
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elf="$with_elf",
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elf=no)
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# CYGNUS LOCAL: local_prefix
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#local_prefix=
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#AC_ARG_WITH(local-prefix,
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#[ --with-local-prefix=DIR specifies directory to put local include.],
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#[case "${withval}" in
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#yes) AC_MSG_ERROR(bad value ${withval} given for local include directory prefix) ;;
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#no) ;;
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#*) local_prefix=$with_local_prefix ;;
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#esac])
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local_prefix='$(prefix)'
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# END CYGNUS LOCAL
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# Default local prefix if it is empty
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if test x$local_prefix = x; then
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local_prefix=/usr/local
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fi
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# Don't set gcc_gxx_include_dir to gxx_include_dir since that's only
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# passed in by the toplevel make and thus we'd get different behavior
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# depending on where we built the sources.
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gcc_gxx_include_dir=
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# Specify the g++ header file directory
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AC_ARG_WITH(gxx-include-dir,
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[ --with-gxx-include-dir=DIR
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specifies directory to put g++ header files.],
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[case "${withval}" in
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yes) AC_MSG_ERROR(bad value ${withval} given for g++ include directory) ;;
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no) ;;
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*) gcc_gxx_include_dir=$with_gxx_include_dir ;;
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esac])
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if test x${gcc_gxx_include_dir} = x; then
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if test x${enable_version_specific_runtime_libs} = xyes; then
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gcc_gxx_include_dir='${libsubdir}/include/g++'
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else
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topsrcdir=${srcdir}/.. . ${srcdir}/../config.if
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changequote(<<, >>)dnl
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gcc_gxx_include_dir="\$(libsubdir)/\$(unlibsubdir)/..\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/[^/]*|/..|g'\`/include/g++"-${libstdcxx_interface}
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changequote([, ])dnl
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fi
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fi
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# Enable expensive internal checks
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AC_ARG_ENABLE(checking,
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[ --enable-checking enable expensive run-time checks.],
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[case "${enableval}" in
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yes) AC_DEFINE(ENABLE_CHECKING) ;;
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no) ;;
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*) AC_MSG_ERROR(bad value ${enableval} given for checking option) ;;
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esac])
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# Use cpplib+cppmain for the preprocessor, but don't link it with the compiler.
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cpp_main=cccp
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AC_ARG_ENABLE(cpplib,
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[ --enable-cpplib use cpplib for the C preprocessor.],
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if test x$enable_cpplib != xno; then
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cpp_main=cppmain
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fi)
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# Link cpplib into the compiler proper, for C/C++/ObjC.
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AC_ARG_ENABLE(c-cpplib,
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[ --enable-c-cpplib link cpplib directly into C and C++ compilers
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(implies --enable-cpplib).],
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if test x$enable_c_cpplib != xno; then
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extra_c_objs="${extra_c_objs} libcpp.a"
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extra_cxx_objs="${extra_cxx_objs} ../libcpp.a"
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extra_c_flags="${extra_c_flags} -DUSE_CPPLIB=1"
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cpp_main=cppmain
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fi)
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# CYGNUS LOCAL mbchar
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# Enable Multibyte Characters for C/C++
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AC_ARG_ENABLE(c-mbchar,
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[ --enable-c-mbchar enable multibyte characters for C and C++.
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--disable-c-mbchar disable multibyte characters for C and C++. ],
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if test x$enable_c_mbchar != xno; then
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extra_c_flags="${extra_c_flags} -DMULTIBYTE_CHARS=1"
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fi,
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extra_c_flags="${extra_c_flags} -DMULTIBYTE_CHARS=1"
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)
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# END CYGNUS LOCAL
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# Enable Haifa scheduler.
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AC_ARG_ENABLE(haifa,
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[ --enable-haifa use the experimental scheduler.
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--disable-haifa don't use the experimental scheduler for the
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targets which normally enable it.])
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# Fast fixincludes
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#
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# This is a work in progress...
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AC_ARG_WITH(fast-fixincludes,
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[ --with-fast-fixincludes use a faster fixinclude program (experimental)],
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fast_fixinc="$with_fast_fixincludes",
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fast_fixinc=no)
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# Enable init_priority.
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AC_ARG_ENABLE(init-priority,
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[ --enable-init-priority use attributes to assign initialization order
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for static objects.
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--disable-init-priority conform to ISO C++ rules for ordering static objects
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(i.e. initialized in order of declaration). ],
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if test x$enable_init_priority != xno; then
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extra_c_flags="${extra_c_flags} -DUSE_INIT_PRIORITY"
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fi)
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# Enable threads
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# Pass with no value to take the default
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# Pass with a value to specify a thread package
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AC_ARG_ENABLE(threads,
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[ --enable-threads enable thread usage for target GCC.
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--enable-threads=LIB use LIB thread package for target GCC.],
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if test x$enable_threads = xno; then
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enable_threads=''
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fi,
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enable_threads='')
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enable_threads_flag=$enable_threads
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# Check if a valid thread package
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case x${enable_threads_flag} in
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x | xno)
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# No threads
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target_thread_file='single'
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;;
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xyes)
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# default
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target_thread_file=''
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;;
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# CYGNUS LOCAL java
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xdecosf1 | xirix | xmach | xos2 | xposix | xpthreads | xsingle | \
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xsolaris | xwin32 | xdce | xvxworks | xqt)
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target_thread_file=$enable_threads_flag
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;;
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*)
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echo "$enable_threads is an unknown thread package" 1>&2
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exit 1
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;;
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esac
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AC_ARG_ENABLE(objc-gc,
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[ --enable-objc-gc enable the use of Boehm's garbage collector with
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the GNU Objective-C runtime.],
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if [[[ x$enable_objc_gc = xno ]]]; then
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objc_boehm_gc=''
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else
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objc_boehm_gc=1
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fi,
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objc_boehm_gc='')
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AC_ARG_ENABLE(java-gc,
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changequote(<<,>>)dnl
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<< --enable-java-gc=TYPE choose garbage collector [boehm]>>,
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changequote([,])
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JAVAGC=$enableval,
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JAVAGC=boehm)
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AC_ARG_WITH(dwarf2,
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[ --enable-dwarf2 enable DWARF2 debugging as default.],
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dwarf2="$with_dwarf2",
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dwarf2=no)
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# Determine the host, build, and target systems
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AC_CANONICAL_SYSTEM
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# Find the native compiler
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AC_PROG_CC
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# If the native compiler is GCC, we can enable warnings even in stage1.
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# That's useful for people building cross-compilers, or just running a
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# quick `make'.
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if test "x$GCC" = "xyes"; then
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stage1_warn_cflags='$(WARN_CFLAGS)'
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else
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stage1_warn_cflags=""
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fi
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AC_SUBST(stage1_warn_cflags)
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AC_PROG_MAKE_SET
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AC_MSG_CHECKING([whether a default assembler was specified])
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if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
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if test x"$with_gas" = x"no"; then
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AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER)])
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else
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AC_MSG_RESULT([yes ($DEFAULT_ASSEMBLER - GNU as)])
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fi
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else
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AC_MSG_RESULT(no)
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fi
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AC_MSG_CHECKING([whether a default linker was specified])
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if test x"${DEFAULT_LINKER+set}" = x"set"; then
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if test x"$with_gnu_ld" = x"no"; then
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AC_MSG_RESULT([yes ($DEFAULT_LINKER)])
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else
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AC_MSG_RESULT([yes ($DEFAULT_LINKER - GNU ld)])
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fi
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else
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AC_MSG_RESULT(no)
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fi
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# Find some useful tools
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AC_PROG_AWK
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AC_PROG_LEX
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GCC_PROG_LN
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GCC_PROG_LN_S
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GCC_C_VOLATILE
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AC_PROG_RANLIB
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AC_PROG_YACC
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EGCS_PROG_INSTALL
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AC_HEADER_STDC
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AC_HEADER_TIME
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GCC_HEADER_STRING
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AC_HEADER_SYS_WAIT
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AC_CHECK_HEADERS(limits.h stddef.h string.h strings.h stdlib.h time.h fcntl.h unistd.h stab.h sys/file.h sys/time.h sys/resource.h sys/param.h sys/times.h sys/stat.h)
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# Check for thread headers.
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AC_CHECK_HEADER(thread.h, [have_thread_h=yes], [have_thread_h=])
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AC_CHECK_HEADER(pthread.h, [have_pthread_h=yes], [have_pthread_h=])
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# See if GNAT has been installed
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AC_CHECK_PROG(gnat, gnatbind, yes, no)
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# See if the system preprocessor understands the ANSI C preprocessor
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# stringification operator.
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AC_MSG_CHECKING(whether cpp understands the stringify operator)
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AC_CACHE_VAL(gcc_cv_c_have_stringify,
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[AC_TRY_COMPILE(,
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[#define S(x) #x
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char *test = S(foo);],
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gcc_cv_c_have_stringify=yes, gcc_cv_c_have_stringify=no)])
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AC_MSG_RESULT($gcc_cv_c_have_stringify)
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if test $gcc_cv_c_have_stringify = yes; then
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AC_DEFINE(HAVE_CPP_STRINGIFY)
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fi
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# Use <inttypes.h> only if it exists,
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# doesn't clash with <sys/types.h>, and declares intmax_t.
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AC_MSG_CHECKING(for inttypes.h)
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AC_CACHE_VAL(gcc_cv_header_inttypes_h,
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[AC_TRY_COMPILE(
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[#include <sys/types.h>
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#include <inttypes.h>],
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[intmax_t i = -1;],
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[gcc_cv_header_inttypes_h=yes],
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gcc_cv_header_inttypes_h=no)])
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AC_MSG_RESULT($gcc_cv_header_inttypes_h)
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if test $gcc_cv_header_inttypes_h = yes; then
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AC_DEFINE(HAVE_INTTYPES_H)
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fi
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AC_CHECK_FUNCS(strtoul bsearch strerror putenv popen bcopy bzero bcmp \
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index rindex strchr strrchr kill getrlimit setrlimit atoll atoq \
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sysconf isascii gettimeofday strsignal putc_unlocked fputc_unlocked \
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fputs_unlocked)
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# Make sure wchar_t is available
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#AC_CHECK_TYPE(wchar_t, unsigned int)
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GCC_FUNC_VFPRINTF_DOPRNT
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GCC_FUNC_PRINTF_PTR
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AC_FUNC_VFORK
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GCC_NEED_DECLARATIONS(malloc realloc calloc free bcopy bzero bcmp \
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index rindex getenv atol sbrk abort atof strerror getcwd getwd \
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strsignal)
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GCC_NEED_DECLARATIONS(getrlimit setrlimit, [
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#include <sys/types.h>
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#ifdef HAVE_SYS_RESOURCE_H
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#include <sys/resource.h>
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#endif
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])
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AC_DECL_SYS_SIGLIST
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# File extensions
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manext='.1'
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objext='.o'
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AC_SUBST(manext)
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AC_SUBST(objext)
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build_xm_file=
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build_xm_defines=
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build_install_headers_dir=install-headers-tar
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build_exeext=
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host_xm_file=
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host_xm_defines=
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host_xmake_file=
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host_truncate_target=
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host_exeext=
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# Decode the host machine, then the target machine.
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# For the host machine, we save the xm_file variable as host_xm_file;
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# then we decode the target machine and forget everything else
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# that came from the host machine.
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|
for machine in $build $host $target; do
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out_file=
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xmake_file=
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tmake_file=
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|
extra_headers=
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extra_passes=
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extra_parts=
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extra_programs=
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extra_objs=
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extra_host_objs=
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extra_gcc_objs=
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xm_defines=
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float_format=
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# Set this to override the default target model.
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target_cpu_default=
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# Set this to control which fixincludes program to use.
|
|
if test x$fast_fixinc != xyes; then
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fixincludes=fixincludes
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else fixincludes=fixinc.sh ; fi
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# Set this to control how the header file directory is installed.
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install_headers_dir=install-headers-tar
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# Set this to a non-empty list of args to pass to cpp if the target
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|
# wants its .md file passed through cpp.
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md_cppflags=
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# Set this if directory names should be truncated to 14 characters.
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truncate_target=
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# Set this if gdb needs a dir command with `dirname $out_file`
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|
gdb_needs_out_file_path=
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# Set this if the build machine requires executables to have a
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# file name suffix.
|
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exeext=
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# Set this to control which thread package will be used.
|
|
thread_file=
|
|
# Reinitialize these from the flag values every loop pass, since some
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# configure entries modify them.
|
|
gas="$gas_flag"
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|
gnu_ld="$gnu_ld_flag"
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|
enable_threads=$enable_threads_flag
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|
|
# Set default cpu_type, tm_file and xm_file so it can be updated in
|
|
# each machine entry.
|
|
cpu_type=`echo $machine | sed 's/-.*$//'`
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|
case $machine in
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|
alpha*-*-*)
|
|
cpu_type=alpha
|
|
;;
|
|
arm*-*-*)
|
|
cpu_type=arm
|
|
;;
|
|
c*-convex-*)
|
|
cpu_type=convex
|
|
;;
|
|
changequote(,)dnl
|
|
i[34567]86-*-*)
|
|
changequote([,])dnl
|
|
cpu_type=i386
|
|
;;
|
|
hppa*-*-*)
|
|
cpu_type=pa
|
|
;;
|
|
m68000-*-*)
|
|
cpu_type=m68k
|
|
;;
|
|
mips*-*-*)
|
|
cpu_type=mips
|
|
;;
|
|
powerpc*-*-*)
|
|
cpu_type=rs6000
|
|
;;
|
|
pyramid-*-*)
|
|
cpu_type=pyr
|
|
;;
|
|
sparc*-*-*)
|
|
cpu_type=sparc
|
|
;;
|
|
esac
|
|
|
|
tm_file=${cpu_type}/${cpu_type}.h
|
|
xm_file=${cpu_type}/xm-${cpu_type}.h
|
|
|
|
# Set the default macros to define for GNU/Linux systems.
|
|
case $machine in
|
|
*-*-linux-gnu*)
|
|
xm_defines="HAVE_ATEXIT POSIX BSTRING"
|
|
;;
|
|
esac
|
|
|
|
case $machine in
|
|
# Support site-specific machine types.
|
|
arm*-*-elf)
|
|
tm_file=arm/unknown-elf.h
|
|
tmake_file=arm/t-arm-elf
|
|
;;
|
|
|
|
thumb-*-elf)
|
|
tm_file=arm/telf.h
|
|
out_file=arm/thumb.c
|
|
xm_file=arm/xm-thumb.h
|
|
md_file=arm/thumb.md
|
|
tmake_file=arm/t-thumb-elf
|
|
fixincludes=Makefile.in # There is nothing to fix
|
|
;;
|
|
|
|
*)
|
|
echo "Configuration $machine not supported" 1>&2
|
|
exit 1
|
|
;;
|
|
esac
|
|
|
|
case $machine in
|
|
*-*-linux-gnu*)
|
|
;; # Existing GNU/Linux systems do not use the GNU setup.
|
|
*-*-gnu*)
|
|
# On the GNU system, the setup is just about the same on
|
|
# each different CPU. The specific machines that GNU
|
|
# supports are matched above and just set $cpu_type.
|
|
xm_file="xm-gnu.h ${xm_file}"
|
|
tm_file=${cpu_type}/gnu.h
|
|
extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
|
|
# GNU always uses ELF.
|
|
elf=yes
|
|
# GNU tools are the only tools.
|
|
gnu_ld=yes
|
|
gas=yes
|
|
# On GNU, the headers are already okay.
|
|
fixincludes=Makefile.in
|
|
xmake_file=x-linux # These details are the same as Linux.
|
|
tmake_file=t-gnu # These are not.
|
|
;;
|
|
*-*-sysv4*)
|
|
fixincludes=fixinc.svr4
|
|
xmake_try_sysv=x-sysv
|
|
install_headers_dir=install-headers-cpio
|
|
;;
|
|
*-*-sysv*)
|
|
install_headers_dir=install-headers-cpio
|
|
;;
|
|
esac
|
|
|
|
# Distinguish i[34567]86
|
|
# Also, do not run mips-tfile on MIPS if using gas.
|
|
# Process --with-cpu= for PowerPC/rs6000
|
|
target_cpu_default2=
|
|
case $machine in
|
|
i486-*-*)
|
|
target_cpu_default2=1
|
|
;;
|
|
i586-*-*)
|
|
target_cpu_default2=2
|
|
;;
|
|
i686-*-* | i786-*-*)
|
|
target_cpu_default2=3
|
|
;;
|
|
alpha*-*-*)
|
|
case $machine in
|
|
alphaev6*)
|
|
target_cpu_default2="MASK_CPU_EV6|MASK_BWX|MASK_CIX|MASK_MAX"
|
|
;;
|
|
alphapca56*)
|
|
target_cpu_default2="MASK_CPU_EV5|MASK_BWX|MASK_MAX"
|
|
;;
|
|
alphaev56*)
|
|
target_cpu_default2="MASK_CPU_EV5|MASK_BWX"
|
|
;;
|
|
alphaev5*)
|
|
target_cpu_default2="MASK_CPU_EV5"
|
|
;;
|
|
esac
|
|
|
|
if test x$gas = xyes
|
|
then
|
|
if test "$target_cpu_default2" = ""
|
|
then
|
|
target_cpu_default2="MASK_GAS"
|
|
else
|
|
target_cpu_default2="${target_cpu_default2}|MASK_GAS"
|
|
fi
|
|
fi
|
|
;;
|
|
# CYGNUS LOCAL m68k embedded
|
|
m68*-*-*)
|
|
target_cpu_default2=M68K_CPU_"`echo $machine | sed 's/-.*$//'`"
|
|
;;
|
|
# END CYGNUS LOCAL
|
|
arm*-*-*)
|
|
case "x$with_cpu" in
|
|
x)
|
|
# The most generic
|
|
target_cpu_default2="TARGET_CPU_generic"
|
|
;;
|
|
|
|
# Distinguish cores, and major variants
|
|
# arm7m doesn't exist, but D & I don't affect code
|
|
xarm[[23678]] | xarm250 | xarm[[67]][[01]]0 \
|
|
| xarm7m | xarm7dm | xarm7dmi | xarm7tdmi \
|
|
| xarm7100 | xarm7500 | xarm7500fe | xarm810 \
|
|
| xstrongarm | xstrongarm110)
|
|
target_cpu_default2="TARGET_CPU_$with_cpu"
|
|
;;
|
|
|
|
xyes | xno)
|
|
echo "--with-cpu must be passed a value" 1>&2
|
|
exit 1
|
|
;;
|
|
|
|
*)
|
|
if test x$pass2done = xyes
|
|
then
|
|
echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
|
|
exit 1
|
|
fi
|
|
;;
|
|
esac
|
|
;;
|
|
|
|
mips*-*-ecoff* | mips*-*-elf*)
|
|
if test x$gas = xyes
|
|
then
|
|
if test x$gnu_ld = xyes
|
|
then
|
|
target_cpu_default2=20
|
|
else
|
|
target_cpu_default2=16
|
|
fi
|
|
fi
|
|
;;
|
|
mips*-*-*)
|
|
if test x$gas = xyes
|
|
then
|
|
target_cpu_default2=16
|
|
fi
|
|
;;
|
|
powerpc*-*-* | rs6000-*-*)
|
|
case "x$with_cpu" in
|
|
x)
|
|
;;
|
|
|
|
xcommon | xpower | xpower2 | xpowerpc | xrios \
|
|
| xrios1 | xrios2 | xrsc | xrsc1 \
|
|
| x601 | x602 | x603 | x603e | x604 | x604e | x620 \
|
|
| x403 | x505 | x801 | x821 | x823 | x860)
|
|
target_cpu_default2="\"$with_cpu\""
|
|
;;
|
|
|
|
xyes | xno)
|
|
echo "--with-cpu must be passed a value" 1>&2
|
|
exit 1
|
|
;;
|
|
|
|
*)
|
|
if test x$pass2done = xyes
|
|
then
|
|
echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
|
|
exit 1
|
|
fi
|
|
;;
|
|
esac
|
|
;;
|
|
sparc*-*-*)
|
|
case ".$with_cpu" in
|
|
.)
|
|
target_cpu_default2=TARGET_CPU_"`echo $machine | sed 's/-.*$//'`"
|
|
;;
|
|
# CYGNUS LOCAL sp86
|
|
.supersparc | .hypersparc | .ultrasparc \
|
|
| .sparclite | .sparc86x | .v7 | .v8 | .v9)
|
|
target_cpu_default2="TARGET_CPU_$with_cpu"
|
|
;;
|
|
*)
|
|
if test x$pass2done = xyes
|
|
then
|
|
echo "Unknown cpu used with --with-cpu=$with_cpu" 1>&2
|
|
exit 1
|
|
fi
|
|
;;
|
|
esac
|
|
;;
|
|
esac
|
|
|
|
if test "$target_cpu_default2" != ""
|
|
then
|
|
if test "$target_cpu_default" != ""
|
|
then
|
|
target_cpu_default="(${target_cpu_default}|${target_cpu_default2})"
|
|
else
|
|
target_cpu_default=$target_cpu_default2
|
|
fi
|
|
fi
|
|
|
|
# Save data on machine being used to compile GCC in build_xm_file.
|
|
# Save data on host machine in vars host_xm_file and host_xmake_file.
|
|
if test x$pass1done = x
|
|
then
|
|
if test x"$xm_file" = x
|
|
then build_xm_file=$cpu_type/xm-$cpu_type.h
|
|
else build_xm_file=$xm_file
|
|
fi
|
|
build_xm_defines=$xm_defines
|
|
build_install_headers_dir=$install_headers_dir
|
|
build_exeext=$exeext
|
|
pass1done=yes
|
|
else
|
|
if test x$pass2done = x
|
|
then
|
|
if test x"$xm_file" = x
|
|
then host_xm_file=$cpu_type/xm-$cpu_type.h
|
|
else host_xm_file=$xm_file
|
|
fi
|
|
host_xm_defines=$xm_defines
|
|
if test x"$xmake_file" = x
|
|
then xmake_file=$cpu_type/x-$cpu_type
|
|
fi
|
|
host_xmake_file="$xmake_file"
|
|
host_truncate_target=$truncate_target
|
|
host_extra_gcc_objs=$extra_gcc_objs
|
|
host_extra_objs=$extra_host_objs
|
|
host_exeext=$exeext
|
|
pass2done=yes
|
|
fi
|
|
fi
|
|
done
|
|
|
|
extra_objs="${host_extra_objs} ${extra_objs}"
|
|
|
|
# Default the target-machine variables that were not explicitly set.
|
|
if test x"$tm_file" = x
|
|
then tm_file=$cpu_type/$cpu_type.h; fi
|
|
|
|
if test x$extra_headers = x
|
|
then extra_headers=; fi
|
|
|
|
if test x"$xm_file" = x
|
|
then xm_file=$cpu_type/xm-$cpu_type.h; fi
|
|
|
|
if test x$md_file = x
|
|
then md_file=$cpu_type/$cpu_type.md; fi
|
|
|
|
if test x$out_file = x
|
|
then out_file=$cpu_type/$cpu_type.c; fi
|
|
|
|
if test x"$tmake_file" = x
|
|
then tmake_file=$cpu_type/t-$cpu_type
|
|
fi
|
|
|
|
if test x"$dwarf2" = xyes
|
|
then tm_file="tm-dwarf2.h $tm_file"
|
|
fi
|
|
|
|
if test x$float_format = x
|
|
then float_format=i64
|
|
fi
|
|
|
|
if test $float_format = none
|
|
then float_h_file=Makefile.in
|
|
else float_h_file=float-$float_format.h
|
|
fi
|
|
|
|
if test x$enable_haifa = x
|
|
then
|
|
case $target in
|
|
alpha*-* | hppa*-* | powerpc*-* | rs6000-* | *sparc*-* | m32r*-*)
|
|
enable_haifa=yes;;
|
|
esac
|
|
fi
|
|
|
|
# Say what files are being used for the output code and MD file.
|
|
echo "Using \`$srcdir/config/$out_file' to output insns."
|
|
echo "Using \`$srcdir/config/$md_file' as machine description file."
|
|
|
|
count=a
|
|
for f in $tm_file; do
|
|
count=${count}x
|
|
done
|
|
if test $count = ax; then
|
|
echo "Using \`$srcdir/config/$tm_file' as target machine macro file."
|
|
else
|
|
echo "Using the following target machine macro files:"
|
|
for f in $tm_file; do
|
|
echo " $srcdir/config/$f"
|
|
done
|
|
fi
|
|
|
|
count=a
|
|
for f in $host_xm_file; do
|
|
count=${count}x
|
|
done
|
|
if test $count = ax; then
|
|
echo "Using \`$srcdir/config/$host_xm_file' as host machine macro file."
|
|
else
|
|
echo "Using the following host machine macro files:"
|
|
for f in $host_xm_file; do
|
|
echo " $srcdir/config/$f"
|
|
done
|
|
fi
|
|
|
|
if test "$host_xm_file" != "$build_xm_file"; then
|
|
count=a
|
|
for f in $build_xm_file; do
|
|
count=${count}x
|
|
done
|
|
if test $count = ax; then
|
|
echo "Using \`$srcdir/config/$build_xm_file' as build machine macro file."
|
|
else
|
|
echo "Using the following build machine macro files:"
|
|
for f in $build_xm_file; do
|
|
echo " $srcdir/config/$f"
|
|
done
|
|
fi
|
|
fi
|
|
|
|
if test x$thread_file = x; then
|
|
if test x$target_thread_file != x; then
|
|
thread_file=$target_thread_file
|
|
else
|
|
thread_file='single'
|
|
fi
|
|
fi
|
|
|
|
# Set up the header files.
|
|
# $links is the list of header files to create.
|
|
# $vars is the list of shell variables with file names to include.
|
|
# auto-host.h is the file containing items generated by autoconf and is
|
|
# the first file included by config.h.
|
|
null_defines=
|
|
host_xm_file="auto-host.h gansidecl.h ${host_xm_file}"
|
|
|
|
# If host=build, it is correct to have hconfig include auto-host.h
|
|
# as well. If host!=build, we are in error and need to do more
|
|
# work to find out the build config parameters.
|
|
if test x$host = x$build
|
|
then
|
|
build_xm_file="auto-host.h gansidecl.h ${build_xm_file}"
|
|
else
|
|
# We create a subdir, then run autoconf in the subdir.
|
|
# To prevent recursion we set host and build for the new
|
|
# invocation of configure to the build for this invocation
|
|
# of configure.
|
|
tempdir=build.$$
|
|
rm -rf $tempdir
|
|
mkdir $tempdir
|
|
cd $tempdir
|
|
case ${srcdir} in
|
|
/*) realsrcdir=${srcdir};;
|
|
*) realsrcdir=../${srcdir};;
|
|
esac
|
|
CC=${CC_FOR_BUILD} ${realsrcdir}/configure \
|
|
--target=$target --host=$build --build=$build
|
|
|
|
# We just finished tests for the build machine, so rename
|
|
# the file auto-build.h in the gcc directory.
|
|
mv auto-host.h ../auto-build.h
|
|
cd ..
|
|
rm -rf $tempdir
|
|
build_xm_file="auto-build.h gansidecl.h ${build_xm_file}"
|
|
fi
|
|
|
|
|
|
xm_file="gansidecl.h ${xm_file}"
|
|
tm_file="gansidecl.h ${tm_file}"
|
|
|
|
vars="host_xm_file tm_file xm_file build_xm_file"
|
|
links="config.h tm.h tconfig.h hconfig.h"
|
|
defines="host_xm_defines null_defines xm_defines build_xm_defines"
|
|
|
|
rm -f config.bak
|
|
if test -f config.status; then mv -f config.status config.bak; fi
|
|
|
|
# Make the links.
|
|
while test -n "$vars"
|
|
do
|
|
set $vars; var=$1; shift; vars=$*
|
|
set $links; link=$1; shift; links=$*
|
|
set $defines; define=$1; shift; defines=$*
|
|
|
|
rm -f $link
|
|
|
|
# Define TARGET_CPU_DEFAULT if the system wants one.
|
|
# This substitutes for lots of *.h files.
|
|
if test "$target_cpu_default" != "" -a $link = tm.h
|
|
then
|
|
echo "#define TARGET_CPU_DEFAULT ($target_cpu_default)" >>$link
|
|
fi
|
|
|
|
for file in `eval echo '$'$var`; do
|
|
echo "#include \"$file\"" >>$link
|
|
done
|
|
|
|
for def in `eval echo '$'$define`; do
|
|
echo "#ifndef $def" >>$link
|
|
echo "#define $def" >>$link
|
|
echo "#endif" >>$link
|
|
done
|
|
done
|
|
|
|
# Truncate the target if necessary
|
|
if test x$host_truncate_target != x; then
|
|
target=`echo $target | sed -e 's/\(..............\).*/\1/'`
|
|
fi
|
|
|
|
# Get the version trigger filename from the toplevel
|
|
if test "${with_gcc_version_trigger+set}" = set; then
|
|
gcc_version_trigger=$with_gcc_version_trigger
|
|
else
|
|
gcc_version_trigger=${srcdir}/version.c
|
|
fi
|
|
changequote(,)dnl
|
|
gcc_version=`sed -e 's/.*\"\([^ \"]*\)[ \"].*/\1/' < ${gcc_version_trigger}`
|
|
changequote([,])dnl
|
|
|
|
# Get an absolute path to the GCC top-level source directory
|
|
holddir=`pwd`
|
|
cd $srcdir
|
|
topdir=`pwd`
|
|
cd $holddir
|
|
|
|
# Conditionalize the makefile for this host machine.
|
|
# Make-host contains the concatenation of all host makefile fragments
|
|
# [there can be more than one]. This file is built by configure.frag.
|
|
host_overrides=Make-host
|
|
dep_host_xmake_file=
|
|
for f in .. ${host_xmake_file}
|
|
do
|
|
if test -f ${srcdir}/config/$f
|
|
then
|
|
dep_host_xmake_file="${dep_host_xmake_file} ${srcdir}/config/$f"
|
|
fi
|
|
done
|
|
|
|
# Conditionalize the makefile for this target machine.
|
|
# Make-target contains the concatenation of all host makefile fragments
|
|
# [there can be more than one]. This file is built by configure.frag.
|
|
target_overrides=Make-target
|
|
dep_tmake_file=
|
|
for f in .. ${tmake_file}
|
|
do
|
|
if test -f ${srcdir}/config/$f
|
|
then
|
|
dep_tmake_file="${dep_tmake_file} ${srcdir}/config/$f"
|
|
fi
|
|
done
|
|
|
|
# If the host doesn't support symlinks, modify CC in
|
|
# FLAGS_TO_PASS so CC="stage1/xgcc -Bstage1/" works.
|
|
# Otherwise, we can use "CC=$(CC)".
|
|
rm -f symtest.tem
|
|
if $symbolic_link $srcdir/gcc.c symtest.tem 2>/dev/null
|
|
then
|
|
cc_set_by_configure="\$(CC)"
|
|
stage_prefix_set_by_configure="\$(STAGE_PREFIX)"
|
|
else
|
|
rm -f symtest.tem
|
|
if cp -p $srcdir/gcc.c symtest.tem 2>/dev/null
|
|
then
|
|
symbolic_link="cp -p"
|
|
else
|
|
symbolic_link="cp"
|
|
fi
|
|
cc_set_by_configure="\`case '\$(CC)' in stage*) echo '\$(CC)' | sed -e 's|stage|../stage|g';; *) echo '\$(CC)';; esac\`"
|
|
stage_prefix_set_by_configure="\`case '\$(STAGE_PREFIX)' in stage*) echo '\$(STAGE_PREFIX)' | sed -e 's|stage|../stage|g';; *) echo '\$(STAGE_PREFIX)';; esac\`"
|
|
fi
|
|
rm -f symtest.tem
|
|
|
|
out_object_file=`basename $out_file .c`.o
|
|
|
|
tm_file_list=
|
|
for f in $tm_file; do
|
|
if test $f != "gansidecl.h" ; then
|
|
tm_file_list="${tm_file_list} \$(srcdir)/config/$f"
|
|
else
|
|
tm_file_list="${tm_file_list} $f"
|
|
fi
|
|
done
|
|
|
|
host_xm_file_list=
|
|
for f in $host_xm_file; do
|
|
if test $f != "auto-host.h" -a $f != "gansidecl.h" ; then
|
|
host_xm_file_list="${host_xm_file_list} \$(srcdir)/config/$f"
|
|
else
|
|
host_xm_file_list="${host_xm_file_list} $f"
|
|
fi
|
|
done
|
|
|
|
build_xm_file_list=
|
|
for f in $build_xm_file; do
|
|
if test $f != "auto-build.h" -a $f != "auto-host.h" -a $f != "gansidecl.h" ; then
|
|
build_xm_file_list="${build_xm_file_list} \$(srcdir)/config/$f"
|
|
else
|
|
build_xm_file_list="${build_xm_file_list} $f"
|
|
fi
|
|
done
|
|
|
|
# Define macro CROSS_COMPILE in compilation
|
|
# if this is a cross-compiler.
|
|
# Also use all.cross instead of all.internal
|
|
# and add cross-make to Makefile.
|
|
cross_overrides="/dev/null"
|
|
if test x$host != x$target
|
|
then
|
|
cross_defines="CROSS=-DCROSS_COMPILE"
|
|
cross_overrides="${topdir}/cross-make"
|
|
fi
|
|
|
|
# When building gcc with a cross-compiler, we need to fix a few things.
|
|
# This must come after cross-make as we want all.build to override
|
|
# all.cross.
|
|
build_overrides="/dev/null"
|
|
if test x$build != x$host
|
|
then
|
|
build_overrides="${topdir}/build-make"
|
|
fi
|
|
|
|
# Expand extra_headers to include complete path.
|
|
# This substitutes for lots of t-* files.
|
|
extra_headers_list=
|
|
if test "x$extra_headers" = x
|
|
then true
|
|
else
|
|
# Prepend ${srcdir}/ginclude/ to every entry in extra_headers.
|
|
for file in $extra_headers;
|
|
do
|
|
extra_headers_list="${extra_headers_list} \$(srcdir)/ginclude/${file}"
|
|
done
|
|
fi
|
|
|
|
# NEED TO CONVERT
|
|
# Set MD_DEPS if the real md file is in md.pre-cpp.
|
|
# Set MD_CPP to the cpp to pass the md file through. Md files use ';'
|
|
# for line oriented comments, so we must always use a GNU cpp. If
|
|
# building gcc with a cross compiler, use the cross compiler just
|
|
# built. Otherwise, we can use the cpp just built.
|
|
md_file_sub=
|
|
if test "x$md_cppflags" = x
|
|
then
|
|
md_file_sub=$srcdir/config/$md_file
|
|
else
|
|
md_file=md
|
|
fi
|
|
|
|
# If we have gas in the build tree, make a link to it.
|
|
if test -f ../gas/Makefile; then
|
|
rm -f as; $symbolic_link ../gas/as-new$host_exeext as$host_exeext 2>/dev/null
|
|
fi
|
|
|
|
# If we have nm in the build tree, make a link to it.
|
|
if test -f ../binutils/Makefile; then
|
|
rm -f nm; $symbolic_link ../binutils/nm-new$host_exeext nm$host_exeext 2>/dev/null
|
|
fi
|
|
|
|
# If we have ld in the build tree, make a link to it.
|
|
if test -f ../ld/Makefile; then
|
|
# rm -f ld; $symbolic_link ../ld/ld-new$host_exeext ld$host_exeext 2>/dev/null
|
|
fi
|
|
|
|
# Figure out what assembler alignment features are present.
|
|
AC_MSG_CHECKING(assembler alignment features)
|
|
gcc_cv_as=
|
|
gcc_cv_as_alignment_features=
|
|
gcc_cv_as_gas_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/gas
|
|
if test -x "$DEFAULT_ASSEMBLER"; then
|
|
gcc_cv_as="$DEFAULT_ASSEMBLER"
|
|
elif test -x "$AS"; then
|
|
gcc_cv_as="$AS"
|
|
elif test -x as$host_exeext; then
|
|
# Build using assembler in the current directory.
|
|
gcc_cv_as=./as$host_exeext
|
|
elif test -f $gcc_cv_as_gas_srcdir/configure.in -a -f ../gas/Makefile; then
|
|
# Single tree build which includes gas.
|
|
for f in $gcc_cv_as_gas_srcdir/configure $gcc_cv_as_gas_srcdir/configure.in $gcc_cv_as_gas_srcdir/Makefile.in
|
|
do
|
|
changequote(,)dnl
|
|
gcc_cv_gas_version=`grep '^VERSION=[0-9]*\.[0-9]*' $f`
|
|
changequote([,])dnl
|
|
if test x$gcc_cv_gas_version != x; then
|
|
break
|
|
fi
|
|
done
|
|
changequote(,)dnl
|
|
gcc_cv_gas_major_version=`expr "$gcc_cv_gas_version" : "VERSION=\([0-9]*\)"`
|
|
gcc_cv_gas_minor_version=`expr "$gcc_cv_gas_version" : "VERSION=[0-9]*\.\([0-9]*\)"`
|
|
changequote([,])dnl
|
|
if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x; then
|
|
# Gas version 2.6 and later support for .balign and .p2align.
|
|
# bytes to skip when using .p2align.
|
|
if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 6 -o "$gcc_cv_gas_major_version" -gt 2; then
|
|
gcc_cv_as_alignment_features=".balign and .p2align"
|
|
AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
|
|
fi
|
|
# Gas version 2.8 and later support specifying the maximum
|
|
# bytes to skip when using .p2align.
|
|
if test "$gcc_cv_gas_major_version" -eq 2 -a "$gcc_cv_gas_minor_version" -ge 8 -o "$gcc_cv_gas_major_version" -gt 2; then
|
|
gcc_cv_as_alignment_features=".p2align including maximum skip"
|
|
AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
|
|
fi
|
|
fi
|
|
elif test x$host = x$target; then
|
|
# Native build.
|
|
gcc_cv_as=as$host_exeext
|
|
fi
|
|
if test x$gcc_cv_as != x; then
|
|
# Check if we have .balign and .p2align
|
|
echo ".balign 4" > conftest.s
|
|
echo ".p2align 2" >> conftest.s
|
|
if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
|
|
gcc_cv_as_alignment_features=".balign and .p2align"
|
|
AC_DEFINE(HAVE_GAS_BALIGN_AND_P2ALIGN)
|
|
fi
|
|
rm -f conftest.s conftest.o
|
|
# Check if specifying the maximum bytes to skip when
|
|
# using .p2align is supported.
|
|
echo ".p2align 4,,7" > conftest.s
|
|
if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
|
|
gcc_cv_as_alignment_features=".p2align including maximum skip"
|
|
AC_DEFINE(HAVE_GAS_MAX_SKIP_P2ALIGN)
|
|
fi
|
|
rm -f conftest.s conftest.o
|
|
fi
|
|
AC_MSG_RESULT($gcc_cv_as_alignment_features)
|
|
|
|
AC_MSG_CHECKING(assembler subsection support)
|
|
gcc_cv_as_subsections=
|
|
if test x$gcc_cv_as != x; then
|
|
# Check if we have .subsection
|
|
echo ".subsection 1" > conftest.s
|
|
if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
|
|
gcc_cv_as_subsections=".subsection"
|
|
if test -x nm$host_exeext; then
|
|
gcc_cv_nm=./nm$host_exeext
|
|
elif test x$host = x$target; then
|
|
# Native build.
|
|
gcc_cv_nm=nm$host_exeext
|
|
fi
|
|
if test x$gcc_cv_nm != x; then
|
|
cat > conftest.s <<EOF
|
|
conftest_label1: .word 0
|
|
.subsection -1
|
|
conftest_label2: .word 0
|
|
.previous
|
|
EOF
|
|
if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
|
|
$gcc_cv_nm conftest.o | grep conftest_label1 > conftest.nm1
|
|
$gcc_cv_nm conftest.o | grep conftest_label2 | sed -e 's/label2/label1/' > conftest.nm2
|
|
if cmp conftest.nm1 conftest.nm2 > /dev/null 2>&1; then
|
|
:
|
|
else
|
|
gcc_cv_as_subsections="working .subsection -1"
|
|
AC_DEFINE(HAVE_GAS_SUBSECTION_ORDERING)
|
|
fi
|
|
fi
|
|
fi
|
|
fi
|
|
rm -f conftest.s conftest.o conftest.nm1 conftest.nm2
|
|
fi
|
|
AC_MSG_RESULT($gcc_cv_as_subsections)
|
|
|
|
# Figure out what language subdirectories are present.
|
|
# Look if the user specified --enable-languages="..."; if not, use
|
|
# the environment variable $LANGUAGES if defined. $LANGUAGES might
|
|
# go away some day.
|
|
if test x"${enable_languages+set}" != xset; then
|
|
if test x"${LANGUAGES+set}" = xset; then
|
|
enable_languages="`echo ${LANGUAGES} | tr ' ' ','`"
|
|
else
|
|
enable_languages=all
|
|
fi
|
|
fi
|
|
subdirs=
|
|
for lang in ${srcdir}/*/config-lang.in ..
|
|
do
|
|
case $lang in
|
|
..) ;;
|
|
# The odd quoting in the next line works around
|
|
# an apparent bug in bash 1.12 on linux.
|
|
${srcdir}/[[*]]/config-lang.in) ;;
|
|
# CYGNUS LOCAL nofortran/law
|
|
${srcdir}/f/config-lang.in)
|
|
if [[ x$enable_fortran = xyes ]]; then
|
|
subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([[^/]]*\)/config-lang.in$,\1,'`"
|
|
fi
|
|
;;
|
|
${srcdir}/objc/config-lang.in)
|
|
if [[ x$enable_objc = xyes ]]; then
|
|
subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([[^/]]*\)/config-lang.in$,\1,'`"
|
|
fi
|
|
;;
|
|
${srcdir}/ch/config-lang.in)
|
|
if [[ x$enable_chill = xyes ]]; then
|
|
subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([[^/]]*\)/config-lang.in$,\1,'`"
|
|
fi
|
|
;;
|
|
# END CYGNUS LOCAL
|
|
changequote(,)dnl
|
|
${srcdir}/ada/config-lang.in)
|
|
if test x$gnat = xyes ; then
|
|
subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
|
|
fi
|
|
;;
|
|
changequote(,)dnl
|
|
*)
|
|
lang_alias=`sed -n -e 's,^language=['"'"'"'"]\(.*\)["'"'"'"'].*$,\1,p' -e 's,^language=\([^ ]*\).*$,\1,p' $lang`
|
|
if test "x$lang_alias" = x
|
|
then
|
|
echo "$lang doesn't set \$language." 1>&2
|
|
exit 1
|
|
fi
|
|
if test x"${enable_languages}" = xall; then
|
|
add_this_lang=yes
|
|
else
|
|
case "${enable_languages}" in
|
|
${lang_alias} | "${lang_alias},"* | *",${lang_alias},"* | *",${lang_alias}" )
|
|
add_this_lang=yes
|
|
;;
|
|
* )
|
|
add_this_lang=no
|
|
;;
|
|
esac
|
|
fi
|
|
if test x"${add_this_lang}" = xyes; then
|
|
case $lang in
|
|
${srcdir}/ada/config-lang.in)
|
|
if test x$gnat = xyes ; then
|
|
subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
|
|
fi
|
|
;;
|
|
*)
|
|
subdirs="$subdirs `echo $lang | sed -e 's,^.*/\([^/]*\)/config-lang.in$,\1,'`"
|
|
;;
|
|
esac
|
|
fi
|
|
;;
|
|
changequote([,])dnl
|
|
esac
|
|
done
|
|
|
|
# Make gthr-default.h if we have a thread file.
|
|
gthread_flags=
|
|
if test $thread_file != single; then
|
|
rm -f gthr-default.h
|
|
echo "#include \"gthr-${thread_file}.h\"" > gthr-default.h
|
|
gthread_flags=-DHAVE_GTHR_DEFAULT
|
|
fi
|
|
# CYGNUS LOCAL java quickthreads
|
|
# qt is a library we build. So if we're using for it, and it is in
|
|
# our source tree, then we must look there for includes.
|
|
if test $thread_file = qt && test -d $srcdir/../qthreads; then
|
|
gthread_flags="$gthread_flags -I\$(srcdir)/../qthreads"
|
|
fi
|
|
# END CYGNUS LOCAL
|
|
AC_SUBST(gthread_flags)
|
|
|
|
# Make empty files to contain the specs and options for each language.
|
|
# Then add #include lines to for a compiler that has specs and/or options.
|
|
|
|
lang_specs_files=
|
|
lang_options_files=
|
|
lang_tree_files=
|
|
rm -f specs.h options.h gencheck.h
|
|
touch specs.h options.h gencheck.h
|
|
for subdir in . $subdirs
|
|
do
|
|
if test -f $srcdir/$subdir/lang-specs.h; then
|
|
echo "#include \"$subdir/lang-specs.h\"" >>specs.h
|
|
lang_specs_files="$lang_specs_files $srcdir/$subdir/lang-specs.h"
|
|
fi
|
|
if test -f $srcdir/$subdir/lang-options.h; then
|
|
echo "#include \"$subdir/lang-options.h\"" >>options.h
|
|
lang_options_files="$lang_options_files $srcdir/$subdir/lang-options.h"
|
|
fi
|
|
if test -f $srcdir/$subdir/$subdir-tree.def; then
|
|
echo "#include \"$subdir/$subdir-tree.def\"" >>gencheck.h
|
|
lang_tree_files="$lang_tree_files $srcdir/$subdir/$subdir-tree.def"
|
|
fi
|
|
done
|
|
|
|
# These (without "all_") are set in each config-lang.in.
|
|
# `language' must be a single word so is spelled singularly.
|
|
all_languages=
|
|
all_boot_languages=
|
|
all_compilers=
|
|
all_stagestuff=
|
|
all_diff_excludes=
|
|
all_outputs=Makefile
|
|
# List of language makefile fragments.
|
|
all_lang_makefiles=
|
|
all_headers=
|
|
all_lib2funcs=
|
|
|
|
# Add the language fragments.
|
|
# Languages are added via two mechanisms. Some information must be
|
|
# recorded in makefile variables, these are defined in config-lang.in.
|
|
# We accumulate them and plug them into the main Makefile.
|
|
# The other mechanism is a set of hooks for each of the main targets
|
|
# like `clean', `install', etc.
|
|
|
|
language_fragments="Make-lang"
|
|
language_hooks="Make-hooks"
|
|
oldstyle_subdirs=
|
|
|
|
for s in .. $subdirs
|
|
do
|
|
if test $s != ".."
|
|
then
|
|
language=
|
|
boot_language=
|
|
compilers=
|
|
stagestuff=
|
|
diff_excludes=
|
|
headers=
|
|
outputs=
|
|
lib2funcs=
|
|
. ${srcdir}/$s/config-lang.in
|
|
if test "x$language" = x
|
|
then
|
|
echo "${srcdir}/$s/config-lang.in doesn't set \$language." 1>&2
|
|
exit 1
|
|
fi
|
|
all_lang_makefiles="$all_lang_makefiles ${srcdir}/$s/Make-lang.in ${srcdir}/$s/Makefile.in"
|
|
all_languages="$all_languages $language"
|
|
if test "x$boot_language" = xyes
|
|
then
|
|
all_boot_languages="$all_boot_languages $language"
|
|
fi
|
|
all_compilers="$all_compilers $compilers"
|
|
all_stagestuff="$all_stagestuff $stagestuff"
|
|
all_diff_excludes="$all_diff_excludes $diff_excludes"
|
|
all_headers="$all_headers $headers"
|
|
all_outputs="$all_outputs $outputs"
|
|
if test x$outputs = x
|
|
then
|
|
oldstyle_subdirs="$oldstyle_subdirs $s"
|
|
fi
|
|
all_lib2funcs="$all_lib2funcs $lib2funcs"
|
|
fi
|
|
done
|
|
|
|
# Since we can't use `::' targets, we link each language in
|
|
# with a set of hooks, reached indirectly via lang.${target}.
|
|
|
|
rm -f Make-hooks
|
|
touch Make-hooks
|
|
target_list="all.build all.cross start.encap rest.encap \
|
|
info dvi \
|
|
install-normal install-common install-info install-man \
|
|
uninstall distdir \
|
|
mostlyclean clean distclean extraclean maintainer-clean \
|
|
stage1 stage2 stage3 stage4"
|
|
for t in $target_list
|
|
do
|
|
x=
|
|
for l in .. $all_languages
|
|
do
|
|
if test $l != ".."; then
|
|
x="$x $l.$t"
|
|
fi
|
|
done
|
|
echo "lang.$t: $x" >> Make-hooks
|
|
done
|
|
|
|
# If we're not building in srcdir, create .gdbinit.
|
|
|
|
if test ! -f Makefile.in; then
|
|
echo "dir ." > .gdbinit
|
|
echo "dir ${srcdir}" >> .gdbinit
|
|
if test x$gdb_needs_out_file_path = xyes
|
|
then
|
|
echo "dir ${srcdir}/config/"`dirname ${out_file}` >> .gdbinit
|
|
fi
|
|
if test "x$subdirs" != x; then
|
|
for s in $subdirs
|
|
do
|
|
echo "dir ${srcdir}/$s" >> .gdbinit
|
|
done
|
|
fi
|
|
echo "source ${srcdir}/.gdbinit" >> .gdbinit
|
|
fi
|
|
|
|
# Define variables host_canonical and build_canonical
|
|
# because some Cygnus local changes in the Makefile depend on them.
|
|
build_canonical=${build}
|
|
host_canonical=${host}
|
|
target_subdir=
|
|
if test "${host}" != "${target}" ; then
|
|
target_subdir=${target}/
|
|
fi
|
|
AC_SUBST(build_canonical)
|
|
AC_SUBST(host_canonical)
|
|
AC_SUBST(target_subdir)
|
|
|
|
# If this is using newlib, then define inhibit_libc in
|
|
# LIBGCC2_CFLAGS. This will cause __eprintf to be left out of
|
|
# libgcc.a, but that's OK because newib should have its own version of
|
|
# assert.h.
|
|
inhibit_libc=
|
|
if test x$with_newlib = xyes; then
|
|
inhibit_libc=-Dinhibit_libc
|
|
fi
|
|
AC_SUBST(inhibit_libc)
|
|
|
|
# Override SCHED_OBJ and SCHED_CFLAGS to enable the Haifa scheduler.
|
|
sched_prefix=
|
|
sched_cflags=
|
|
if test x$enable_haifa = xyes; then
|
|
echo "Using the Haifa scheduler."
|
|
sched_prefix=haifa-
|
|
sched_cflags=-DHAIFA
|
|
fi
|
|
AC_SUBST(sched_prefix)
|
|
AC_SUBST(sched_cflags)
|
|
if test x$enable_haifa != x; then
|
|
# Explicitly remove files that need to be recompiled for the Haifa scheduler.
|
|
for x in genattrtab.o toplev.o loop.o unroll.o *sched.o; do
|
|
if test -f $x; then
|
|
echo "Removing $x"
|
|
rm -f $x
|
|
fi
|
|
done
|
|
fi
|
|
|
|
# If $(exec_prefix) exists and is not the same as $(prefix), then compute an
|
|
# absolute path for gcc_tooldir based on inserting the number of up-directory
|
|
# movements required to get from $(exec_prefix) to $(prefix) into the basic
|
|
# $(libsubdir)/@(unlibsubdir) based path.
|
|
# Don't set gcc_tooldir to tooldir since that's only passed in by the toplevel
|
|
# make and thus we'd get different behavior depending on where we built the
|
|
# sources.
|
|
if test x$exec_prefix = xNONE -o x$exec_prefix = x$prefix; then
|
|
gcc_tooldir='$(libsubdir)/$(unlibsubdir)/../$(target_alias)'
|
|
else
|
|
changequote(<<, >>)dnl
|
|
# An explanation of the sed strings:
|
|
# -e 's|^\$(prefix)||' matches and eliminates 'prefix' from 'exec_prefix'
|
|
# -e 's|/$||' match a trailing forward slash and eliminates it
|
|
# -e 's|^[^/]|/|' forces the string to start with a forward slash (*)
|
|
# -e 's|/[^/]*|../|g' replaces each occurance of /<directory> with ../
|
|
#
|
|
# (*) Note this pattern overwrites the first character of the string
|
|
# with a forward slash if one is not already present. This is not a
|
|
# problem because the exact names of the sub-directories concerned is
|
|
# unimportant, just the number of them matters.
|
|
#
|
|
# The practical upshot of these patterns is like this:
|
|
#
|
|
# prefix exec_prefix result
|
|
# ------ ----------- ------
|
|
# /foo /foo/bar ../
|
|
# /foo/ /foo/bar ../
|
|
# /foo /foo/bar/ ../
|
|
# /foo/ /foo/bar/ ../
|
|
# /foo /foo/bar/ugg ../../
|
|
#
|
|
dollar='$$'
|
|
gcc_tooldir="\$(libsubdir)/\$(unlibsubdir)/\`echo \$(exec_prefix) | sed -e 's|^\$(prefix)||' -e 's|/\$(dollar)||' -e 's|^[^/]|/|' -e 's|/[^/]*|../|g'\`\$(target_alias)"
|
|
changequote([, ])dnl
|
|
fi
|
|
AC_SUBST(gcc_tooldir)
|
|
AC_SUBST(dollar)
|
|
|
|
# Warn if using init_priority.
|
|
AC_MSG_CHECKING(whether to enable init_priority by default)
|
|
if test x$enable_init_priority != xyes; then
|
|
enable_init_priority=no
|
|
fi
|
|
AC_MSG_RESULT($enable_init_priority)
|
|
|
|
# Nothing to do for FLOAT_H, float_format already handled.
|
|
objdir=`pwd`
|
|
AC_SUBST(objdir)
|
|
|
|
# Process the language and host/target makefile fragments.
|
|
${CONFIG_SHELL-/bin/sh} $srcdir/configure.frag $srcdir "$subdirs" "$dep_host_xmake_file" "$dep_tmake_file"
|
|
|
|
# Substitute configuration variables
|
|
AC_SUBST(subdirs)
|
|
AC_SUBST(all_languages)
|
|
AC_SUBST(all_boot_languages)
|
|
AC_SUBST(all_compilers)
|
|
AC_SUBST(all_lang_makefiles)
|
|
AC_SUBST(all_stagestuff)
|
|
AC_SUBST(all_diff_excludes)
|
|
AC_SUBST(all_lib2funcs)
|
|
AC_SUBST(all_headers)
|
|
AC_SUBST(cpp_main)
|
|
AC_SUBST(extra_passes)
|
|
AC_SUBST(extra_programs)
|
|
AC_SUBST(extra_parts)
|
|
AC_SUBST(extra_c_objs)
|
|
AC_SUBST(extra_cxx_objs)
|
|
AC_SUBST(extra_cpp_objs)
|
|
AC_SUBST(extra_c_flags)
|
|
AC_SUBST(extra_objs)
|
|
AC_SUBST(host_extra_gcc_objs)
|
|
AC_SUBST(extra_headers_list)
|
|
AC_SUBST(dep_host_xmake_file)
|
|
AC_SUBST(dep_tmake_file)
|
|
AC_SUBST(out_file)
|
|
AC_SUBST(out_object_file)
|
|
AC_SUBST(md_file)
|
|
AC_SUBST(tm_file_list)
|
|
AC_SUBST(build_xm_file_list)
|
|
AC_SUBST(host_xm_file_list)
|
|
AC_SUBST(lang_specs_files)
|
|
AC_SUBST(lang_options_files)
|
|
AC_SUBST(lang_tree_files)
|
|
AC_SUBST(thread_file)
|
|
AC_SUBST(objc_boehm_gc)
|
|
AC_SUBST(JAVAGC)
|
|
AC_SUBST(gcc_version)
|
|
AC_SUBST(gcc_version_trigger)
|
|
AC_SUBST(local_prefix)
|
|
AC_SUBST(gcc_gxx_include_dir)
|
|
AC_SUBST(fixincludes)
|
|
AC_SUBST(build_install_headers_dir)
|
|
AC_SUBST(build_exeext)
|
|
AC_SUBST(host_exeext)
|
|
AC_SUBST(float_h_file)
|
|
AC_SUBST(cc_set_by_configure)
|
|
AC_SUBST(stage_prefix_set_by_configure)
|
|
AC_SUBST(install)
|
|
AC_SUBST(symbolic_link)
|
|
|
|
AC_SUBST_FILE(target_overrides)
|
|
AC_SUBST_FILE(host_overrides)
|
|
AC_SUBST(cross_defines)
|
|
AC_SUBST_FILE(cross_overrides)
|
|
AC_SUBST_FILE(build_overrides)
|
|
AC_SUBST_FILE(language_fragments)
|
|
AC_SUBST_FILE(language_hooks)
|
|
|
|
# Echo that links are built
|
|
if test x$host = x$target
|
|
then
|
|
str1="native "
|
|
else
|
|
str1="cross-"
|
|
str2=" from $host"
|
|
fi
|
|
|
|
if test x$host != x$build
|
|
then
|
|
str3=" on a $build system"
|
|
fi
|
|
|
|
if test "x$str2" != x || test "x$str3" != x
|
|
then
|
|
str4=
|
|
fi
|
|
|
|
echo "Links are now set up to build a ${str1}compiler for ${target}$str4" 1>&2
|
|
|
|
if test "x$str2" != x || test "x$str3" != x
|
|
then
|
|
echo " ${str2}${str3}." 1>&2
|
|
fi
|
|
|
|
# Truncate the target if necessary
|
|
if test x$host_truncate_target != x; then
|
|
target=`echo $target | sed -e 's/\(..............\).*/\1/'`
|
|
fi
|
|
|
|
# Configure the subdirectories
|
|
# AC_CONFIG_SUBDIRS($subdirs)
|
|
|
|
# Create the Makefile
|
|
# and configure language subdirectories
|
|
AC_OUTPUT($all_outputs,
|
|
[
|
|
. $srcdir/configure.lang
|
|
case x$CONFIG_HEADERS in
|
|
xauto-host.h:config.in)
|
|
echo > cstamp-h ;;
|
|
esac
|
|
# If the host supports symlinks, point stage[1234] at ../stage[1234] so
|
|
# bootstrapping and the installation procedure can still use
|
|
# CC="stage1/xgcc -Bstage1/". If the host doesn't support symlinks,
|
|
# FLAGS_TO_PASS has been modified to solve the problem there.
|
|
# This is virtually a duplicate of what happens in configure.lang; we do
|
|
# an extra check to make sure this only happens if ln -s can be used.
|
|
if test "$symbolic_link" = "ln -s"; then
|
|
for d in .. ${subdirs} ; do
|
|
if test $d != ..; then
|
|
STARTDIR=`pwd`
|
|
cd $d
|
|
for t in stage1 stage2 stage3 stage4 include
|
|
do
|
|
rm -f $t
|
|
$symbolic_link ../$t $t 2>/dev/null
|
|
done
|
|
cd $STARTDIR
|
|
fi
|
|
done
|
|
else true ; fi
|
|
],
|
|
[
|
|
host='${host}'
|
|
build='${build}'
|
|
target='${target}'
|
|
target_alias='${target_alias}'
|
|
srcdir='${srcdir}'
|
|
subdirs='${subdirs}'
|
|
oldstyle_subdirs='${oldstyle_subdirs}'
|
|
symbolic_link='${symbolic_link}'
|
|
program_transform_set='${program_transform_set}'
|
|
program_transform_name='${program_transform_name}'
|
|
dep_host_xmake_file='${dep_host_xmake_file}'
|
|
host_xmake_file='${host_xmake_file}'
|
|
dep_tmake_file='${dep_tmake_file}'
|
|
tmake_file='${tmake_file}'
|
|
thread_file='${thread_file}'
|
|
gcc_version='${gcc_version}'
|
|
gcc_version_trigger='${gcc_version_trigger}'
|
|
local_prefix='${local_prefix}'
|
|
build_install_headers_dir='${build_install_headers_dir}'
|
|
build_exeext='${build_exeext}'
|
|
host_exeext='${host_exeext}'
|
|
out_file='${out_file}'
|
|
gdb_needs_out_file_path='${gdb_needs_out_file_path}'
|
|
SET_MAKE='${SET_MAKE}'
|
|
target_list='${target_list}'
|
|
target_overrides='${target_overrides}'
|
|
host_overrides='${host_overrides}'
|
|
cross_defines='${cross_defines}'
|
|
cross_overrides='${cross_overrides}'
|
|
build_overrides='${build_overrides}'
|
|
])
|