mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-29 20:23:28 +08:00
be391dcafc
dwarf2_build_frame_info. * dwarf2read.c (struct dwarf2_section_info) <readin>: New field. (struct dwarf2_per_objfile) <objfile>: New field. (dwarf2_has_info): Now idempotent. Set objfile field. (dwarf2_read_section): Check and set readin field. Call posix_madvise. (dwarf2_build_psymtabs): Don't read all sections. (read_type_comp_unit_head): Read types section. (create_debug_types_hash_table): Likewise. (init_cu_die_reader): Add asserts. (process_type_comp_unit): Add assert. (dwarf2_build_psymtabs_hard): Read info section. (load_partial_comp_unit): Add assert. (create_all_comp_units): Read info section. (load_full_comp_unit): Likewise. (dwarf2_ranges_read): Read ranges section. (dwarf2_record_block_ranges): Add assert. (dwarf2_read_abbrevs): Read abbrev section. (read_indirect_string): Read str section. (dwarf_decode_line_header): Read line section. (read_signatured_type_at_offset): Read types section. (dwarf_decode_macros): Read macinfo section. (dwarf2_symbol_mark_computed): Read loc section. * dwarf2-frame.c (dwarf2_frame_find_fde): Call dwarf2_build_frame_info. (dwarf2_build_frame_info): Unconditionally set dwarf2_frame_objfile_data on the objfile. * configure.ac: Check for posix_madvise. * config.in, configure: Rebuild.
1947 lines
61 KiB
Plaintext
1947 lines
61 KiB
Plaintext
dnl Autoconf configure script for GDB, the GNU debugger.
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dnl Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
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dnl 2005, 2006, 2007, 2008, 2009, 2010
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dnl Free Software Foundation, Inc.
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dnl
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dnl This file is part of GDB.
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dnl
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dnl This program is free software; you can redistribute it and/or modify
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dnl it under the terms of the GNU General Public License as published by
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dnl the Free Software Foundation; either version 3 of the License, or
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dnl (at your option) any later version.
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dnl
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dnl This program is distributed in the hope that it will be useful,
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dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
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dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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dnl GNU General Public License for more details.
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dnl
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dnl You should have received a copy of the GNU General Public License
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dnl along with this program. If not, see <http://www.gnu.org/licenses/>.
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dnl Process this file with autoconf to produce a configure script.
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AC_PREREQ(2.59)dnl
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AC_INIT(main.c)
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AC_CONFIG_HEADER(config.h:config.in)
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AM_MAINTAINER_MODE
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AC_PROG_CC
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AC_USE_SYSTEM_EXTENSIONS
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gl_EARLY
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ACX_LARGEFILE
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AM_PROG_CC_STDC
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AC_CONFIG_AUX_DIR(..)
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AC_CANONICAL_SYSTEM
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# Dependency checking.
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ZW_CREATE_DEPDIR
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ZW_PROG_COMPILER_DEPENDENCIES([CC])
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# Check for the 'make' the user wants to use.
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AC_CHECK_PROGS(MAKE, make)
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MAKE_IS_GNU=
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case "`$MAKE --version 2>&1 | sed 1q`" in
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*GNU*)
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MAKE_IS_GNU=yes
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;;
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esac
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AM_CONDITIONAL(GMAKE, test "$MAKE_IS_GNU" = yes)
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AC_PROG_MAKE_SET
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dnl List of object files and targets accumulated by configure.
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CONFIG_OBS=
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CONFIG_DEPS=
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CONFIG_SRCS=
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ENABLE_CFLAGS=
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CONFIG_ALL=
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CONFIG_CLEAN=
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CONFIG_INSTALL=
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CONFIG_UNINSTALL=
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dnl Set up for gettext.
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ZW_GNU_GETTEXT_SISTER_DIR
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localedir='${datadir}/locale'
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AC_SUBST(localedir)
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if test x"$USE_NLS" = xyes; then
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CONFIG_ALL="$CONFIG_ALL all-po"
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CONFIG_CLEAN="$CONFIG_CLEAN clean-po"
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CONFIG_INSTALL="$CONFIG_INSTALL install-po"
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CONFIG_UNINSTALL="$CONFIG_UNINSTALL uninstall-po"
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fi
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gl_INIT
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# For Makefile dependencies.
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GNULIB_STDINT_H=
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if test x"$STDINT_H" != x; then
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GNULIB_STDINT_H=gnulib/$STDINT_H
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fi
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AC_SUBST(GNULIB_STDINT_H)
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PACKAGE=gdb
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AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of this package. ])
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AC_SUBST(PACKAGE)
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# GDB does not use automake, but gnulib does. This line lets us
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# generate its Makefile.in.
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AM_INIT_AUTOMAKE(gdb, UNUSED-VERSION, [no-define])
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GDB_AC_WITH_DIR(DEBUGDIR, separate-debug-dir,
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[look for global separate debug info in this path @<:@LIBDIR/debug@:>@],
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[${libdir}/debug])
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# GDB's datadir relocation
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GDB_AC_WITH_DIR(GDB_DATADIR, gdb-datadir,
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[look for global separate data files in this path @<:@DATADIR/gdb@:>@],
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[${datadir}/gdb])
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AC_ARG_WITH(relocated-sources,
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AS_HELP_STRING([--with-relocated-sources=PATH], [automatically relocate this path for source files]),
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[reloc_srcdir="${withval}"
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AC_DEFINE_DIR(RELOC_SRCDIR, reloc_srcdir,
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[Relocated directory for source files. ])
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])
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AC_CONFIG_SUBDIRS(doc testsuite)
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# Check whether to support alternative target configurations
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AC_ARG_ENABLE(targets,
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AS_HELP_STRING([--enable-targets=TARGETS], [alternative target configurations]),
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[case "${enableval}" in
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yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
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;;
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no) enable_targets= ;;
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*) enable_targets=$enableval ;;
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esac])
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# Check whether to enable 64-bit support on 32-bit hosts
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AC_ARG_ENABLE(64-bit-bfd,
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AS_HELP_STRING([--enable-64-bit-bfd], [64-bit support (on hosts with narrower word sizes)]),
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[case "${enableval}" in
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yes) want64=true ;;
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no) want64=false ;;
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*) AC_MSG_ERROR(bad value ${enableval} for 64-bit-bfd option) ;;
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esac],[want64=false])dnl
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# Provide defaults for some variables set by the per-host and per-target
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# configuration.
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gdb_host_obs=posix-hdep.o
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if test "${target}" = "${host}"; then
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gdb_native=yes
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else
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gdb_native=no
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fi
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. $srcdir/configure.host
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# Accumulate some settings from configure.tgt over all enabled targets
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TARGET_OBS=
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all_targets=
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for targ_alias in `echo $target_alias $enable_targets | sed 's/,/ /g'`
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do
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if test "$targ_alias" = "all"; then
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all_targets=true
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else
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# Canonicalize the secondary target names.
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result=`$ac_config_sub $targ_alias 2>/dev/null`
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if test -n "$result"; then
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targ=$result
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else
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targ=$targ_alias
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fi
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. ${srcdir}/configure.tgt
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# Target-specific object files
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for i in ${gdb_target_obs}; do
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case " $TARGET_OBS " in
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*" ${i} "*) ;;
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*)
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TARGET_OBS="$TARGET_OBS ${i}"
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;;
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esac
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done
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# Check whether this target needs 64-bit CORE_ADDR
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if test x${want64} = xfalse; then
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. ${srcdir}/../bfd/config.bfd
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fi
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fi
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done
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if test x${all_targets} = xtrue; then
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# We want all 64-bit targets if we either:
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# - run on a 64-bit host or
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# - already require 64-bit support for some other target or
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# - the --enable-64-bit-bfd option was supplied
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# Otherwise we only support all 32-bit targets.
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#
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# NOTE: This test must be in sync with the corresponding
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# tests in BFD!
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if test x${want64} = xfalse; then
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AC_CHECK_SIZEOF(long)
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if test "x${ac_cv_sizeof_long}" = "x8"; then
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want64=true
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fi
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fi
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if test x${want64} = xtrue; then
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TARGET_OBS='$(ALL_TARGET_OBS) $(ALL_64_TARGET_OBS)'
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else
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TARGET_OBS='$(ALL_TARGET_OBS)'
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fi
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fi
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AC_SUBST(TARGET_OBS)
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# For other settings, only the main target counts.
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gdb_sim=
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gdb_osabi=
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build_gdbserver=
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targ=$target; . ${srcdir}/configure.tgt
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# Fetch the default architecture and default target vector from BFD.
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targ=$target; . $srcdir/../bfd/config.bfd
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# We only want the first architecture, so strip off the others if
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# there is more than one.
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targ_archs=`echo $targ_archs | sed 's/ .*//'`
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if test "x$targ_archs" != x; then
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AC_DEFINE_UNQUOTED(DEFAULT_BFD_ARCH, $targ_archs,
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[Define to BFD's default architecture. ])
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fi
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if test "x$targ_defvec" != x; then
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AC_DEFINE_UNQUOTED(DEFAULT_BFD_VEC, $targ_defvec,
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[Define to BFD's default target vector. ])
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fi
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# The CLI cannot be disabled yet, but may be in the future.
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# Enable CLI.
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AC_ARG_ENABLE(gdbcli,
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AS_HELP_STRING([--disable-gdbcli], [disable command-line interface (CLI)]),
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[case $enableval in
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yes)
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;;
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no)
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AC_MSG_ERROR([the command-line interface cannot be disabled yet]) ;;
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*)
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AC_MSG_ERROR([bad value $enableval for --enable-gdbcli]) ;;
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esac],
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[enable_gdbcli=yes])
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if test x"$enable_gdbcli" = xyes; then
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if test -d $srcdir/cli; then
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CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_CLI_OBS)"
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CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_CLI_DEPS)"
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CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_CLI_SRCS)"
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ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_CLI_CFLAGS)"
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fi
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fi
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# Enable MI.
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AC_ARG_ENABLE(gdbmi,
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AS_HELP_STRING([--disable-gdbmi], [disable machine-interface (MI)]),
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[case $enableval in
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yes | no)
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;;
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*)
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AC_MSG_ERROR([bad value $enableval for --enable-gdbmi]) ;;
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esac],
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[enable_gdbmi=yes])
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if test x"$enable_gdbmi" = xyes; then
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if test -d $srcdir/mi; then
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CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_MI_OBS)"
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CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_MI_DEPS)"
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CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_MI_SRCS)"
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ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_MI_CFLAGS)"
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fi
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fi
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# Enable TUI.
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AC_ARG_ENABLE(tui,
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AS_HELP_STRING([--enable-tui], [enable full-screen terminal user interface (TUI)]),
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[case $enableval in
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yes | no | auto)
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;;
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*)
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AC_MSG_ERROR([bad value $enableval for --enable-tui]) ;;
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esac],enable_tui=auto)
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# Enable gdbtk.
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AC_ARG_ENABLE(gdbtk,
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AS_HELP_STRING([--enable-gdbtk], [enable gdbtk graphical user interface (GUI)]),
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[case $enableval in
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yes | no)
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;;
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*)
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AC_MSG_ERROR([bad value $enableval for --enable-gdbtk]) ;;
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esac],
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[if test -d $srcdir/gdbtk; then
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enable_gdbtk=yes
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else
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enable_gdbtk=no
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fi])
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# We unconditionally disable gdbtk tests on selected platforms.
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case $host_os in
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go32* | windows*)
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AC_MSG_WARN([gdbtk isn't supported on $host; disabling])
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enable_gdbtk=no ;;
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esac
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# Libunwind support.
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AC_ARG_WITH(libunwind,
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AS_HELP_STRING([--with-libunwind], [use libunwind frame unwinding support]),
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[case "${withval}" in
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yes) enable_libunwind=yes ;;
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no) enable_libunwind=no ;;
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*) AC_MSG_ERROR(bad value ${withval} for GDB with-libunwind option) ;;
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esac],[
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AC_CHECK_HEADERS(libunwind.h libunwind-ia64.h)
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if test x"$ac_cv_header_libunwind_h" = xyes -a x"$ac_cv_header_libunwind_ia64_h" = xyes; then
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enable_libunwind=yes;
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fi
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])
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if test x"$enable_libunwind" = xyes; then
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AC_CHECK_HEADERS(libunwind.h libunwind-ia64.h)
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AC_DEFINE(HAVE_LIBUNWIND, 1, [Define if libunwind library is being used.])
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CONFIG_OBS="$CONFIG_OBS libunwind-frame.o"
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CONFIG_DEPS="$CONFIG_DEPS libunwind-frame.o"
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CONFIG_SRCS="$CONFIG_SRCS libunwind-frame.c"
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fi
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opt_curses=no
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AC_ARG_WITH(curses, AS_HELP_STRING([--with-curses], [use the curses library instead of the termcap library]), opt_curses=$withval)
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prefer_curses=no
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if test "$opt_curses" = "yes"; then
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prefer_curses=yes
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fi
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# Profiling support.
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AC_ARG_ENABLE(profiling,
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AS_HELP_STRING([--enable-profiling], [enable profiling of GDB]),
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[case $enableval in
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yes | no)
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;;
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*)
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AC_MSG_ERROR([bad value $enableval for --enable-profile]) ;;
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esac],
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[enable_profiling=no])
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AC_CHECK_FUNCS(monstartup _mcleanup)
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AC_CACHE_CHECK([for _etext], ac_cv_var__etext,
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[AC_TRY_LINK(
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[#include <stdlib.h>
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extern char _etext;
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],
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[free (&_etext);], ac_cv_var__etext=yes, ac_cv_var__etext=no)])
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if test $ac_cv_var__etext = yes; then
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AC_DEFINE(HAVE__ETEXT, 1,
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[Define to 1 if your system has the _etext variable. ])
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fi
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AC_CACHE_CHECK([for etext], ac_cv_var_etext,
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[AC_TRY_LINK(
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[#include <stdlib.h>
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extern char etext;
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],
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[free (&etext);], ac_cv_var_etext=yes, ac_cv_var_etext=no)])
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if test $ac_cv_var_etext = yes; then
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AC_DEFINE(HAVE_ETEXT, 1,
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[Define to 1 if your system has the etext variable. ])
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fi
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if test "$enable_profiling" = yes ; then
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if test $ac_cv_func_monstartup = no || test $ac_cv_func__mcleanup = no; then
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AC_MSG_ERROR(--enable-profiling requires monstartup and _mcleanup)
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fi
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PROFILE_CFLAGS=-pg
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OLD_CFLAGS="$CFLAGS"
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CFLAGS="$CFLAGS $PROFILE_CFLAGS"
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AC_CACHE_CHECK([whether $CC supports -pg], ac_cv_cc_supports_pg,
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[AC_TRY_COMPILE([], [int x;], ac_cv_cc_supports_pg=yes,
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ac_cv_cc_supports_pg=no)])
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if test $ac_cv_cc_supports_pg = no; then
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AC_MSG_ERROR(--enable-profiling requires a compiler which supports -pg)
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fi
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CFLAGS="$OLD_CFLAGS"
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fi
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ACX_PKGVERSION([GDB])
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ACX_BUGURL([http://www.gnu.org/software/gdb/bugs/])
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AC_DEFINE_UNQUOTED([PKGVERSION], ["$PKGVERSION"], [Additional package description])
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AC_DEFINE_UNQUOTED([REPORT_BUGS_TO], ["$REPORT_BUGS_TO"], [Bug reporting address])
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# --------------------- #
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# Checks for programs. #
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# --------------------- #
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AC_PROG_AWK
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AC_PROG_INSTALL
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AC_PROG_LN_S
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AC_PROG_RANLIB
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AC_PROG_YACC
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AC_CHECK_TOOL(AR, ar)
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AC_CHECK_TOOL(DLLTOOL, dlltool)
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AC_CHECK_TOOL(WINDRES, windres)
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# Needed for GNU/Hurd.
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AC_CHECK_TOOL(MIG, mig)
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# ---------------------- #
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# Checks for libraries. #
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# ---------------------- #
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# We might need to link with -lm; most simulators need it.
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AC_CHECK_LIB(m, main)
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# We need to link with -lw to get `wctype' on Solaris before Solaris
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# 2.6. Solaris 2.6 and beyond have this function in libc, and have a
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# libw that some versions of the GNU linker cannot hanle (GNU ld 2.9.1
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# is known to have this problem). Therefore we avoid libw if we can.
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AC_CHECK_FUNC(wctype, [],
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[AC_CHECK_LIB(w, wctype)])
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# Some systems (e.g. Solaris) have `gethostbyname' in libnsl.
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AC_SEARCH_LIBS(gethostbyname, nsl)
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# Some systems (e.g. Solaris) have `socketpair' in libsocket.
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AC_SEARCH_LIBS(socketpair, socket)
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# Link in zlib if we can. This allows us to read compressed debug sections.
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AM_ZLIB
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# On HP/UX we may need libxpdl for dlgetmodinfo (used by solib-pa64.c).
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AC_SEARCH_LIBS(dlgetmodinfo, [dl xpdl])
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AM_ICONV
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# On alpha-osf, it appears that libtermcap and libcurses are not compatible.
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# There is a very specific comment in /usr/include/curses.h explaining that
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# termcap routines built into libcurses must not be used.
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#
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# The symptoms we observed so far is GDB unexpectedly changing
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# the terminal settings when tgetent is called - this is particularly
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# visible as the output is missing carriage returns, and so rapidly
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# becomes very hard to read.
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#
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# The readline configure script has already decided that libtermcap
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# was enough for its purposes, and so decided to build readline using
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# libtermcap. Since the TUI mode requires curses, building GDB with
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# TUI enabled results in both libraries to be used at the same time,
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# which is not allowed. This basically means that GDB with TUI is
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# broken on alpha-osf.
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case $host_os in
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osf* )
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if test x"$enable_tui" = xyes; then
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AC_MSG_ERROR([Building GDB with TUI mode is not supported on this host])
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fi
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if test x"$enable_tui" = xauto; then
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enable_tui=no
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fi
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;;
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esac
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|
|
# For the TUI, we need enhanced curses functionality.
|
|
if test x"$enable_tui" != xno; then
|
|
prefer_curses=yes
|
|
fi
|
|
|
|
curses_found=no
|
|
if test x"$prefer_curses" = xyes; then
|
|
# FIXME: kettenis/20040905: We prefer ncurses over the vendor-supplied
|
|
# curses library because the latter might not provide all the
|
|
# functionality we need. However, this leads to problems on systems
|
|
# where the linker searches /usr/local/lib, but the compiler doesn't
|
|
# search /usr/local/include, if ncurses is installed in /usr/local. A
|
|
# default installation of ncurses on alpha*-dec-osf* will lead to such
|
|
# a situation.
|
|
AC_SEARCH_LIBS(waddstr, [ncurses cursesX curses])
|
|
|
|
if test "$ac_cv_search_waddstr" != no; then
|
|
curses_found=yes
|
|
fi
|
|
fi
|
|
|
|
# Check whether we should enable the TUI, but only do so if we really
|
|
# can.
|
|
if test x"$enable_tui" != xno; then
|
|
if test -d $srcdir/tui; then
|
|
if test "$curses_found" != no; then
|
|
CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_TUI_OBS)"
|
|
CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_TUI_DEPS)"
|
|
CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_TUI_SRCS)"
|
|
ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_TUI_CFLAGS)"
|
|
CONFIG_ALL="${CONFIG_ALL} all-tui"
|
|
CONFIG_CLEAN="${CONFIG_CLEAN} clean-tui"
|
|
CONFIG_INSTALL="${CONFIG_INSTALL} install-tui"
|
|
CONFIG_UNINSTALL="${CONFIG_UNINSTALL} uninstall-tui"
|
|
else
|
|
if test x"$enable_tui" = xyes; then
|
|
AC_MSG_ERROR([no enhanced curses library found; disable TUI])
|
|
else
|
|
AC_MSG_WARN([no enhanced curses library found; disabling TUI])
|
|
fi
|
|
fi
|
|
fi
|
|
fi
|
|
|
|
# Since GDB uses Readline, we need termcap functionality. In many
|
|
# cases this will be provided by the curses library, but some systems
|
|
# have a seperate termcap library, or no curses library at all.
|
|
|
|
case $host_os in
|
|
cygwin*)
|
|
if test -d $srcdir/libtermcap; then
|
|
LIBS="../libtermcap/libtermcap.a $LIBS"
|
|
ac_cv_search_tgetent="../libtermcap/libtermcap.a"
|
|
fi ;;
|
|
go32* | *djgpp*)
|
|
ac_cv_search_tgetent="none required"
|
|
;;
|
|
*mingw32*)
|
|
ac_cv_search_tgetent="none required"
|
|
CONFIG_OBS="$CONFIG_OBS windows-termcap.o"
|
|
;;
|
|
esac
|
|
|
|
# These are the libraries checked by Readline.
|
|
AC_SEARCH_LIBS(tgetent, [termcap tinfo curses ncurses])
|
|
|
|
if test "$ac_cv_search_tgetent" = no; then
|
|
AC_MSG_ERROR([no termcap library found])
|
|
fi
|
|
|
|
AC_ARG_WITH([system-readline],
|
|
[AS_HELP_STRING([--with-system-readline],
|
|
[use installed readline library])])
|
|
|
|
if test "$with_system_readline" = yes; then
|
|
READLINE=-lreadline
|
|
READLINE_DEPS=
|
|
READLINE_CFLAGS=
|
|
|
|
# readline-6.0 started to use the name `_rl_echoing_p'.
|
|
# `$(READLINE_DIR)/' of bundled readline would not resolve in configure.
|
|
|
|
AC_MSG_CHECKING([for readline_echoing_p])
|
|
save_LIBS=$LIBS
|
|
LIBS="$LIBS $READLINE"
|
|
AC_LINK_IFELSE(AC_LANG_PROGRAM(,[[extern int readline_echoing_p;
|
|
return readline_echoing_p;]]),
|
|
[READLINE_ECHOING_P=yes],
|
|
[READLINE_ECHOING_P=no
|
|
AC_DEFINE([readline_echoing_p], [_rl_echoing_p],
|
|
[readline-6.0 started to use different name.])])
|
|
LIBS="$save_LIBS"
|
|
AC_MSG_RESULT([$READLINE_ECHOING_P])
|
|
else
|
|
READLINE='$(READLINE_DIR)/libreadline.a'
|
|
READLINE_DEPS='$(READLINE)'
|
|
READLINE_CFLAGS='-I$(READLINE_SRC)/..'
|
|
fi
|
|
AC_SUBST(READLINE)
|
|
AC_SUBST(READLINE_DEPS)
|
|
AC_SUBST(READLINE_CFLAGS)
|
|
|
|
AC_ARG_WITH(expat,
|
|
AS_HELP_STRING([--with-expat], [include expat support (auto/yes/no)]),
|
|
[], [with_expat=auto])
|
|
AC_MSG_CHECKING([whether to use expat])
|
|
AC_MSG_RESULT([$with_expat])
|
|
|
|
if test "${with_expat}" = no; then
|
|
AC_MSG_WARN([expat support disabled; some features may be unavailable.])
|
|
HAVE_LIBEXPAT=no
|
|
else
|
|
AC_LIB_HAVE_LINKFLAGS([expat], [], [#include "expat.h"],
|
|
[XML_Parser p = XML_ParserCreate (0);])
|
|
if test "$HAVE_LIBEXPAT" != yes; then
|
|
if test "$with_expat" = yes; then
|
|
AC_MSG_ERROR([expat is missing or unusable])
|
|
else
|
|
AC_MSG_WARN([expat is missing or unusable; some features may be unavailable.])
|
|
fi
|
|
else
|
|
save_LIBS=$LIBS
|
|
LIBS="$LIBS $LIBEXPAT"
|
|
AC_CHECK_FUNCS(XML_StopParser)
|
|
LIBS=$save_LIBS
|
|
fi
|
|
fi
|
|
|
|
dnl Utility to simplify finding libpython.
|
|
AC_DEFUN([AC_TRY_LIBPYTHON],
|
|
[
|
|
version=$1
|
|
define([have_libpython_var],$2)
|
|
define([VERSION],[translit([$1],[abcdefghijklmnopqrstuvwxyz./-],
|
|
[ABCDEFGHIJKLMNOPQRSTUVWXYZ___])])
|
|
[HAVE_LIB]VERSION=no
|
|
AC_MSG_CHECKING([for ${version}])
|
|
save_LIBS=$LIBS
|
|
LIBS="$LIBS -l${version}"
|
|
AC_LINK_IFELSE(AC_LANG_PROGRAM([[#include "${version}/Python.h"]],
|
|
[[Py_Initialize ();]]),
|
|
[[HAVE_LIB]VERSION=yes
|
|
have_libpython_var=yes],
|
|
[LIBS=$save_LIBS])
|
|
AC_MSG_RESULT([$[HAVE_LIB]VERSION])
|
|
])
|
|
|
|
AC_ARG_WITH(python,
|
|
AS_HELP_STRING([--with-python], [include python support (auto/yes/no/<path>)]),
|
|
[], [with_python=auto])
|
|
AC_MSG_CHECKING([whether to use python])
|
|
AC_MSG_RESULT([$with_python])
|
|
|
|
if test "${with_python}" = no; then
|
|
AC_MSG_WARN([python support disabled; some features may be unavailable.])
|
|
have_libpython=no
|
|
else
|
|
case "${with_python}" in
|
|
yes | auto)
|
|
# Leave as empty, use defaults.
|
|
python_includes=
|
|
python_libs=
|
|
;;
|
|
/*)
|
|
python_includes="-I${with_python}/include"
|
|
python_libs="-L${with_python}/lib"
|
|
;;
|
|
*)
|
|
AC_ERROR(invalid value for --with-python)
|
|
;;
|
|
esac
|
|
|
|
save_CPPFLAGS=$CPPFLAGS
|
|
CPPFLAGS="$CPPFLAGS ${python_includes}"
|
|
save_LIBS=$LIBS
|
|
LIBS="$LIBS ${python_libs}"
|
|
have_libpython=no
|
|
if test "${have_libpython}" = no; then
|
|
AC_TRY_LIBPYTHON(python2.6, have_libpython)
|
|
if test "${HAVE_LIBPYTHON2_6}" = yes; then
|
|
AC_DEFINE(HAVE_LIBPYTHON2_6, 1, [Define if Python 2.6 is being used.])
|
|
fi
|
|
fi
|
|
if test ${have_libpython} = no; then
|
|
AC_TRY_LIBPYTHON(python2.5, have_libpython)
|
|
if test "${HAVE_LIBPYTHON2_5}" = yes; then
|
|
AC_DEFINE(HAVE_LIBPYTHON2_5, 1, [Define if Python 2.5 is being used.])
|
|
fi
|
|
fi
|
|
if test ${have_libpython} = no; then
|
|
AC_TRY_LIBPYTHON(python2.4, have_libpython)
|
|
if test "${HAVE_LIBPYTHON2_4}" = yes; then
|
|
AC_DEFINE(HAVE_LIBPYTHON2_4, 1, [Define if Python 2.4 is being used.])
|
|
fi
|
|
fi
|
|
if test ${have_libpython} = no; then
|
|
case "${with_python}" in
|
|
yes)
|
|
AC_MSG_ERROR([python is missing or unusable])
|
|
;;
|
|
auto)
|
|
AC_MSG_WARN([python is missing or unusable; some features may be unavailable.])
|
|
;;
|
|
*)
|
|
AC_MSG_ERROR([no usable python found at ${with_python}])
|
|
;;
|
|
esac
|
|
CPPFLAGS=$save_CPPFLAGS
|
|
LIBS=$save_LIBS
|
|
fi
|
|
fi
|
|
|
|
if test "${have_libpython}" = yes; then
|
|
AC_DEFINE(HAVE_PYTHON, 1, [Define if Python interpreter is being linked in.])
|
|
CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_PYTHON_OBS)"
|
|
CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_PYTHON_DEPS)"
|
|
CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_PYTHON_SRCS)"
|
|
ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_PYTHON_CFLAGS)"
|
|
|
|
# Flags needed to compile Python code (taken from python-config --cflags).
|
|
# We cannot call python-config directly because it will output whatever was
|
|
# used when compiling the Python interpreter itself, including flags which
|
|
# would make the python-related objects be compiled differently from the
|
|
# rest of GDB (e.g., -O2 and -fPIC).
|
|
if test "${GCC}" = yes; then
|
|
tentative_python_cflags="-fno-strict-aliasing -DNDEBUG -fwrapv"
|
|
fi
|
|
|
|
if test "x${tentative_python_cflags}" != x; then
|
|
AC_MSG_CHECKING(compiler flags for python code)
|
|
for flag in ${tentative_python_cflags}; do
|
|
# Check that the compiler accepts it
|
|
saved_CFLAGS="$CFLAGS"
|
|
CFLAGS="$CFLAGS $flag"
|
|
AC_TRY_COMPILE([],[],PYTHON_CFLAGS="${PYTHON_CFLAGS} $flag",)
|
|
CFLAGS="$saved_CFLAGS"
|
|
done
|
|
AC_MSG_RESULT(${PYTHON_CFLAGS})
|
|
fi
|
|
else
|
|
# Even if Python support is not compiled in, we need to have these files
|
|
# included in order to recognize the GDB command "python".
|
|
CONFIG_OBS="$CONFIG_OBS python.o py-value.o py-prettyprint.o"
|
|
CONFIG_SRCS="$CONFIG_SRCS python/python.c python/py-value.c python/py-prettyprint.c"
|
|
fi
|
|
AC_SUBST(PYTHON_CFLAGS)
|
|
|
|
# ------------------------- #
|
|
# Checks for header files. #
|
|
# ------------------------- #
|
|
|
|
AC_HEADER_DIRENT
|
|
AC_HEADER_STAT
|
|
AC_HEADER_STDC
|
|
# elf_hp.h is for HP/UX 64-bit shared library support.
|
|
# FIXME: kettenis/20030102: In most cases we include these (ctype.h, time.h)
|
|
# unconditionally, so what's the point in checking these?
|
|
AC_CHECK_HEADERS([nlist.h machine/reg.h poll.h sys/poll.h proc_service.h \
|
|
thread_db.h gnu/libc-version.h signal.h stddef.h \
|
|
stdlib.h string.h memory.h strings.h sys/fault.h \
|
|
sys/file.h sys/filio.h sys/ioctl.h sys/param.h \
|
|
sys/resource.h sys/procfs.h sys/ptrace.h ptrace.h \
|
|
sys/reg.h sys/debugreg.h sys/select.h sys/syscall.h \
|
|
sys/types.h sys/wait.h wait.h termios.h termio.h \
|
|
sgtty.h unistd.h elf_hp.h ctype.h time.h locale.h])
|
|
AC_CHECK_HEADERS(link.h, [], [],
|
|
[#if HAVE_SYS_TYPES_H
|
|
# include <sys/types.h>
|
|
#endif
|
|
#if HAVE_NLIST_H
|
|
# include <nlist.h>
|
|
#endif
|
|
])
|
|
AC_CHECK_HEADERS(sys/proc.h, [], [],
|
|
[#if HAVE_SYS_PARAM_H
|
|
# include <sys/param.h>
|
|
#endif
|
|
])
|
|
AC_CHECK_HEADERS(sys/user.h, [], [],
|
|
[#if HAVE_SYS_PARAM_H
|
|
# include <sys/param.h>
|
|
#endif
|
|
])
|
|
|
|
# On Solaris 2.[789], we need to define _MSE_INT_H to avoid a clash
|
|
# between <widec.h> and <wchar.h> that would cause AC_CHECK_HEADERS to
|
|
# think that we don't have <curses.h> if we're using GCC.
|
|
case $host_os in
|
|
solaris2.[[789]])
|
|
if test "$GCC" = yes; then
|
|
AC_DEFINE(_MSE_INT_H, 1,
|
|
[Define to 1 to avoid a clash between <widec.h> and <wchar.h> on
|
|
Solaris 2.[789] when using GCC. ])
|
|
fi ;;
|
|
esac
|
|
AC_CHECK_HEADERS(curses.h cursesX.h ncurses.h ncurses/ncurses.h ncurses/term.h)
|
|
AC_CHECK_HEADERS(term.h, [], [],
|
|
[#if HAVE_CURSES_H
|
|
# include <curses.h>
|
|
#endif
|
|
])
|
|
|
|
# ------------------------- #
|
|
# Checks for declarations. #
|
|
# ------------------------- #
|
|
|
|
AC_CHECK_DECLS([free, malloc, realloc, strerror, strstr, getopt,
|
|
snprintf, vsnprintf])
|
|
AM_LC_MESSAGES
|
|
|
|
# ----------------------- #
|
|
# Checks for structures. #
|
|
# ----------------------- #
|
|
|
|
AC_CHECK_MEMBERS([struct stat.st_blocks, struct stat.st_blksize])
|
|
|
|
# ------------------ #
|
|
# Checks for types. #
|
|
# ------------------ #
|
|
|
|
AC_TYPE_SIGNAL
|
|
AC_CHECK_TYPES(socklen_t, [], [],
|
|
[#include <sys/types.h>
|
|
#include <sys/socket.h>
|
|
])
|
|
|
|
# ------------------------------------- #
|
|
# Checks for compiler characteristics. #
|
|
# ------------------------------------- #
|
|
|
|
AC_C_CONST
|
|
AC_C_INLINE
|
|
AC_C_BIGENDIAN
|
|
|
|
# ------------------------------ #
|
|
# Checks for library functions. #
|
|
# ------------------------------ #
|
|
|
|
AC_FUNC_ALLOCA
|
|
AC_FUNC_MMAP
|
|
AC_FUNC_VFORK
|
|
AC_CHECK_FUNCS([canonicalize_file_name realpath getrusage getuid \
|
|
getgid pipe poll pread64 sbrk setpgid setpgrp setsid \
|
|
sigaction sigprocmask sigsetmask socketpair syscall \
|
|
ttrace wborder setlocale iconvlist libiconvlist btowc \
|
|
setrlimit getrlimit posix_madvise])
|
|
AM_LANGINFO_CODESET
|
|
|
|
# Check the return and argument types of ptrace. No canned test for
|
|
# this, so roll our own.
|
|
gdb_ptrace_headers='
|
|
#if HAVE_SYS_TYPES_H
|
|
# include <sys/types.h>
|
|
#endif
|
|
#if HAVE_SYS_PTRACE_H
|
|
# include <sys/ptrace.h>
|
|
#endif
|
|
#if HAVE_UNISTD_H
|
|
# include <unistd.h>
|
|
#endif
|
|
'
|
|
# There is no point in checking if we don't have a prototype.
|
|
AC_CHECK_DECLS(ptrace, [], [
|
|
: ${gdb_cv_func_ptrace_ret='int'}
|
|
: ${gdb_cv_func_ptrace_args='int,int,long,long'}
|
|
], $gdb_ptrace_headers)
|
|
# Check return type. Varargs (used on GNU/Linux) conflict with the
|
|
# empty argument list, so check for that explicitly.
|
|
AC_CACHE_CHECK([return type of ptrace], gdb_cv_func_ptrace_ret,
|
|
AC_TRY_COMPILE($gdb_ptrace_headers,
|
|
[extern long ptrace (enum __ptrace_request, ...);],
|
|
gdb_cv_func_ptrace_ret='long',
|
|
AC_TRY_COMPILE($gdb_ptrace_headers,
|
|
[extern int ptrace ();],
|
|
gdb_cv_func_ptrace_ret='int',
|
|
gdb_cv_func_ptrace_ret='long')))
|
|
AC_DEFINE_UNQUOTED(PTRACE_TYPE_RET, $gdb_cv_func_ptrace_ret,
|
|
[Define as the return type of ptrace.])
|
|
# Check argument types.
|
|
AC_CACHE_CHECK([types of arguments for ptrace], gdb_cv_func_ptrace_args, [
|
|
AC_TRY_COMPILE($gdb_ptrace_headers,
|
|
[extern long ptrace (enum __ptrace_request, ...);],
|
|
[gdb_cv_func_ptrace_args='int,int,long,long'],[
|
|
for gdb_arg1 in 'int' 'long'; do
|
|
for gdb_arg2 in 'pid_t' 'int' 'long'; do
|
|
for gdb_arg3 in 'int *' 'caddr_t' 'int' 'long' 'void *'; do
|
|
for gdb_arg4 in 'int' 'long'; do
|
|
AC_TRY_COMPILE($gdb_ptrace_headers, [
|
|
extern $gdb_cv_func_ptrace_ret
|
|
ptrace ($gdb_arg1, $gdb_arg2, $gdb_arg3, $gdb_arg4);
|
|
], [gdb_cv_func_ptrace_args="$gdb_arg1,$gdb_arg2,$gdb_arg3,$gdb_arg4";
|
|
break 4;])
|
|
for gdb_arg5 in 'int *' 'int' 'long'; do
|
|
AC_TRY_COMPILE($gdb_ptrace_headers, [
|
|
extern $gdb_cv_func_ptrace_ret
|
|
ptrace ($gdb_arg1, $gdb_arg2, $gdb_arg3, $gdb_arg4, $gdb_arg5);
|
|
], [
|
|
gdb_cv_func_ptrace_args="$gdb_arg1,$gdb_arg2,$gdb_arg3,$gdb_arg4,$gdb_arg5";
|
|
break 5;])
|
|
done
|
|
done
|
|
done
|
|
done
|
|
done
|
|
# Provide a safe default value.
|
|
: ${gdb_cv_func_ptrace_args='int,int,long,long'}
|
|
])])
|
|
ac_save_IFS=$IFS; IFS=','
|
|
set dummy `echo "$gdb_cv_func_ptrace_args" | sed 's/\*/\*/g'`
|
|
IFS=$ac_save_IFS
|
|
shift
|
|
AC_DEFINE_UNQUOTED(PTRACE_TYPE_ARG3, $[3],
|
|
[Define to the type of arg 3 for ptrace.])
|
|
if test -n "$[5]"; then
|
|
AC_DEFINE_UNQUOTED(PTRACE_TYPE_ARG5, $[5],
|
|
[Define to the type of arg 5 for ptrace.])
|
|
fi
|
|
|
|
dnl AC_FUNC_SETPGRP does not work when cross compiling
|
|
dnl Instead, assume we will have a prototype for setpgrp if cross compiling.
|
|
if test "$cross_compiling" = no; then
|
|
AC_FUNC_SETPGRP
|
|
else
|
|
AC_CACHE_CHECK([whether setpgrp takes no argument], ac_cv_func_setpgrp_void,
|
|
[AC_TRY_COMPILE([
|
|
#include <unistd.h>
|
|
], [
|
|
if (setpgrp(1,1) == -1)
|
|
exit (0);
|
|
else
|
|
exit (1);
|
|
], ac_cv_func_setpgrp_void=no, ac_cv_func_setpgrp_void=yes)])
|
|
if test $ac_cv_func_setpgrp_void = yes; then
|
|
AC_DEFINE(SETPGRP_VOID, 1)
|
|
fi
|
|
fi
|
|
|
|
# Check if sigsetjmp is available. Using AC_CHECK_FUNCS won't do
|
|
# since sigsetjmp might only be defined as a macro.
|
|
AC_CACHE_CHECK([for sigsetjmp], gdb_cv_func_sigsetjmp,
|
|
[AC_TRY_COMPILE([
|
|
#include <setjmp.h>
|
|
], [sigjmp_buf env; while (! sigsetjmp (env, 1)) siglongjmp (env, 1);],
|
|
gdb_cv_func_sigsetjmp=yes, gdb_cv_func_sigsetjmp=no)])
|
|
if test $gdb_cv_func_sigsetjmp = yes; then
|
|
AC_DEFINE(HAVE_SIGSETJMP, 1, [Define if sigsetjmp is available. ])
|
|
fi
|
|
|
|
# Assume we'll default to using the included libiberty regex.
|
|
gdb_use_included_regex=yes
|
|
|
|
# However, if the system regex is GNU regex, then default to *not*
|
|
# using the included regex.
|
|
AC_CACHE_CHECK(
|
|
[for GNU regex],
|
|
[gdb_cv_have_gnu_regex],
|
|
[AC_TRY_COMPILE(
|
|
[#include <gnu-versions.h>],
|
|
[#define REGEX_INTERFACE_VERSION 1
|
|
#if _GNU_REGEX_INTERFACE_VERSION != REGEX_INTERFACE_VERSION
|
|
# error "Version mismatch"
|
|
#endif],
|
|
gdb_cv_have_gnu_regex=yes,
|
|
gdb_cv_have_gnu_regex=no)])
|
|
if test $gdb_cv_have_gnu_regex = yes; then
|
|
gdb_use_included_regex=no
|
|
fi
|
|
|
|
AC_ARG_WITH(included-regex,
|
|
AS_HELP_STRING([--without-included-regex], [don't use included regex; this is the default on systems with version 2 of the GNU C library (use with caution on other system)]),
|
|
gdb_with_regex=$withval,
|
|
gdb_with_regex=$gdb_use_included_regex)
|
|
if test "$gdb_with_regex" = yes; then
|
|
AC_DEFINE(USE_INCLUDED_REGEX, 1,
|
|
[Define to 1 if the regex included in libiberty should be used.])
|
|
fi
|
|
|
|
# Check if <sys/proc.h> defines `struct thread' with a td_pcb member.
|
|
AC_CHECK_MEMBERS([struct thread.td_pcb], [], [],
|
|
[#include <sys/param.h>
|
|
#include <sys/proc.h>
|
|
])
|
|
|
|
# See if <sys/lwp.h> defines `struct lwp`.
|
|
AC_CACHE_CHECK([for struct lwp], gdb_cv_struct_lwp,
|
|
[AC_TRY_COMPILE([#include <sys/param.h>
|
|
#include <sys/lwp.h>], [struct lwp l;],
|
|
gdb_cv_struct_lwp=yes, gdb_cv_struct_lwp=no)])
|
|
if test $gdb_cv_struct_lwp = yes; then
|
|
AC_DEFINE(HAVE_STRUCT_LWP, 1,
|
|
[Define to 1 if your system has struct lwp.])
|
|
fi
|
|
|
|
# See if <machine/reg.h> degines `struct reg'.
|
|
AC_CACHE_CHECK([for struct reg in machine/reg.h], gdb_cv_struct_reg,
|
|
[AC_TRY_COMPILE([#include <sys/types.h>
|
|
#include <machine/reg.h>], [struct reg r;],
|
|
gdb_cv_struct_reg=yes, gdb_cv_struct_reg=no)])
|
|
if test $gdb_cv_struct_reg = yes; then
|
|
AC_DEFINE(HAVE_STRUCT_REG, 1,
|
|
[Define to 1 if your system has struct reg in <machine/reg.h>.])
|
|
fi
|
|
|
|
# See if <machine/reg.h> supports the %fs and %gs i386 segment registers.
|
|
# Older i386 BSD's don't have the r_fs and r_gs members of `struct reg'.
|
|
AC_CHECK_MEMBERS([struct reg.r_fs, struct reg.r_gs], [], [],
|
|
[#include <machine/reg.h>])
|
|
|
|
# See if <sys/ptrace.h> provides the PTRACE_GETREGS request.
|
|
AC_MSG_CHECKING(for PTRACE_GETREGS)
|
|
AC_CACHE_VAL(gdb_cv_have_ptrace_getregs,
|
|
[AC_TRY_COMPILE([#include <sys/ptrace.h>],
|
|
[PTRACE_GETREGS;],
|
|
[gdb_cv_have_ptrace_getregs=yes],
|
|
[gdb_cv_have_ptrace_getregs=no])])
|
|
AC_MSG_RESULT($gdb_cv_have_ptrace_getregs)
|
|
if test $gdb_cv_have_ptrace_getregs = yes; then
|
|
AC_DEFINE(HAVE_PTRACE_GETREGS, 1,
|
|
[Define if sys/ptrace.h defines the PTRACE_GETREGS request.])
|
|
fi
|
|
|
|
# See if <sys/ptrace.h> provides the PTRACE_GETFPXREGS request.
|
|
AC_MSG_CHECKING(for PTRACE_GETFPXREGS)
|
|
AC_CACHE_VAL(gdb_cv_have_ptrace_getfpxregs,
|
|
[AC_TRY_COMPILE([#include <sys/ptrace.h>],
|
|
[PTRACE_GETFPXREGS;],
|
|
[gdb_cv_have_ptrace_getfpxregs=yes],
|
|
[gdb_cv_have_ptrace_getfpxregs=no])])
|
|
AC_MSG_RESULT($gdb_cv_have_ptrace_getfpxregs)
|
|
if test $gdb_cv_have_ptrace_getfpxregs = yes; then
|
|
AC_DEFINE(HAVE_PTRACE_GETFPXREGS, 1,
|
|
[Define if sys/ptrace.h defines the PTRACE_GETFPXREGS request.])
|
|
fi
|
|
|
|
# See if <sys/ptrace.h> provides the PT_GETDBREGS request.
|
|
AC_MSG_CHECKING(for PT_GETDBREGS)
|
|
AC_CACHE_VAL(gdb_cv_have_pt_getdbregs,
|
|
[AC_TRY_COMPILE([#include <sys/types.h>
|
|
#include <sys/ptrace.h>],
|
|
[PT_GETDBREGS;],
|
|
[gdb_cv_have_pt_getdbregs=yes],
|
|
[gdb_cv_have_pt_getdbregs=no])])
|
|
AC_MSG_RESULT($gdb_cv_have_pt_getdbregs)
|
|
if test $gdb_cv_have_pt_getdbregs = yes; then
|
|
AC_DEFINE(HAVE_PT_GETDBREGS, 1,
|
|
[Define if sys/ptrace.h defines the PT_GETDBREGS request.])
|
|
fi
|
|
|
|
# See if <sys/ptrace.h> provides the PT_GETXMMREGS request.
|
|
AC_MSG_CHECKING(for PT_GETXMMREGS)
|
|
AC_CACHE_VAL(gdb_cv_have_pt_getxmmregs,
|
|
[AC_TRY_COMPILE([#include <sys/types.h>
|
|
#include <sys/ptrace.h>],
|
|
[PT_GETXMMREGS;],
|
|
[gdb_cv_have_pt_getxmmregs=yes],
|
|
[gdb_cv_have_pt_getxmmregs=no])])
|
|
AC_MSG_RESULT($gdb_cv_have_pt_getxmmregs)
|
|
if test $gdb_cv_have_pt_getxmmregs = yes; then
|
|
AC_DEFINE(HAVE_PT_GETXMMREGS, 1,
|
|
[Define if sys/ptrace.h defines the PT_GETXMMREGS request.])
|
|
fi
|
|
|
|
# Detect which type of /proc is in use, such as for Unixware or Solaris.
|
|
|
|
if test "${target}" = "${host}"; then
|
|
case "${host}" in
|
|
*-*-unixware* | *-*-sysv4.2* | *-*-sysv5* | *-*-interix* )
|
|
AC_DEFINE(NEW_PROC_API, 1,
|
|
[Define if you want to use new multi-fd /proc interface
|
|
(replaces HAVE_MULTIPLE_PROC_FDS as well as other macros).])
|
|
;;
|
|
*-*-solaris2.[[6789]] | *-*-solaris2.1[[0-9]]*)
|
|
AC_DEFINE(NEW_PROC_API, 1,
|
|
[Define if you want to use new multi-fd /proc interface
|
|
(replaces HAVE_MULTIPLE_PROC_FDS as well as other macros).])
|
|
;;
|
|
mips-sgi-irix5*)
|
|
# Work around <sys/proc.h> needing _KMEMUSER problem on IRIX 5.
|
|
AC_DEFINE([_KMEMUSER], 1,
|
|
[Define to 1 so <sys/proc.h> gets a definition of anon_hdl. Works
|
|
around a <sys/proc.h> problem on IRIX 5.])
|
|
;;
|
|
esac
|
|
fi
|
|
|
|
if test "$ac_cv_header_sys_procfs_h" = yes; then
|
|
BFD_HAVE_SYS_PROCFS_TYPE(pstatus_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(prrun_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(gregset_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(fpregset_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(prgregset_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(prfpregset_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(prgregset32_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(prfpregset32_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(lwpid_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(prsysent_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(pr_sigset_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(pr_sigaction64_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(pr_siginfo64_t)
|
|
|
|
|
|
dnl Check for broken prfpregset_t type
|
|
|
|
dnl For Linux/i386, glibc 2.1.3 was released with a bogus
|
|
dnl prfpregset_t type (it's a typedef for the pointer to a struct
|
|
dnl instead of the struct itself). We detect this here, and work
|
|
dnl around it in gdb_proc_service.h.
|
|
|
|
if test $bfd_cv_have_sys_procfs_type_prfpregset_t = yes; then
|
|
AC_MSG_CHECKING(whether prfpregset_t type is broken)
|
|
AC_CACHE_VAL(gdb_cv_prfpregset_t_broken,
|
|
[AC_TRY_RUN([#include <sys/procfs.h>
|
|
int main ()
|
|
{
|
|
if (sizeof (prfpregset_t) == sizeof (void *))
|
|
return 1;
|
|
return 0;
|
|
}],
|
|
gdb_cv_prfpregset_t_broken=no,
|
|
gdb_cv_prfpregset_t_broken=yes,
|
|
gdb_cv_prfpregset_t_broken=yes)])
|
|
AC_MSG_RESULT($gdb_cv_prfpregset_t_broken)
|
|
if test $gdb_cv_prfpregset_t_broken = yes; then
|
|
AC_DEFINE(PRFPREGSET_T_BROKEN, 1,
|
|
[Define if the prfpregset_t type is broken.])
|
|
fi
|
|
fi
|
|
|
|
dnl Check for PIOCSET ioctl entry
|
|
|
|
AC_MSG_CHECKING(for PIOCSET ioctl entry in sys/procfs.h)
|
|
AC_CACHE_VAL(gdb_cv_have_procfs_piocset,
|
|
[AC_TRY_COMPILE([#include <unistd.h>
|
|
#include <sys/types.h>
|
|
#include <sys/procfs.h>
|
|
], [
|
|
int dummy;;
|
|
dummy = ioctl(0, PIOCSET, &dummy);
|
|
],
|
|
gdb_cv_have_procfs_piocset=yes, gdb_cv_have_procfs_piocset=no)])
|
|
AC_MSG_RESULT($gdb_cv_have_procfs_piocset)
|
|
if test $gdb_cv_have_procfs_piocset = yes; then
|
|
AC_DEFINE(HAVE_PROCFS_PIOCSET, 1,
|
|
[Define if ioctl argument PIOCSET is available.])
|
|
fi
|
|
fi
|
|
|
|
dnl For native ports (host == target), check to see what kind of
|
|
dnl legacy link.h support is needed. (See solib-legacy.c.)
|
|
if test ${host} = ${target} ; then
|
|
dnl Check for struct link_map with l_ members which are indicative
|
|
dnl of SVR4-like shared libraries
|
|
|
|
AC_MSG_CHECKING(for member l_addr in struct link_map)
|
|
AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_l_members,
|
|
[AC_TRY_COMPILE([#include <link.h>],
|
|
[struct link_map lm; (void) lm.l_addr;],
|
|
gdb_cv_have_struct_link_map_with_l_members=yes,
|
|
gdb_cv_have_struct_link_map_with_l_members=no)])
|
|
AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_l_members)
|
|
if test $gdb_cv_have_struct_link_map_with_l_members = yes; then
|
|
AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_L_MEMBERS,1,
|
|
[Define if <link.h> exists and defines struct link_map which has
|
|
members with an ``l_'' prefix. (For Solaris, SVR4, and
|
|
SVR4-like systems.)])
|
|
fi
|
|
|
|
dnl Check for struct link_map with lm_ members which are indicative
|
|
dnl of SunOS-like shared libraries
|
|
|
|
AC_MSG_CHECKING(for member lm_addr in struct link_map)
|
|
AC_CACHE_VAL(gdb_cv_have_struct_link_map_with_lm_members,
|
|
[AC_TRY_COMPILE([#include <sys/types.h>
|
|
#include <link.h>],
|
|
[struct link_map lm; (void) lm.lm_addr;],
|
|
gdb_cv_have_struct_link_map_with_lm_members=yes,
|
|
gdb_cv_have_struct_link_map_with_lm_members=no)])
|
|
AC_MSG_RESULT($gdb_cv_have_struct_link_map_with_lm_members)
|
|
if test $gdb_cv_have_struct_link_map_with_lm_members = yes; then
|
|
AC_DEFINE(HAVE_STRUCT_LINK_MAP_WITH_LM_MEMBERS, 1,
|
|
[Define if <link.h> exists and defines struct link_map which has
|
|
members with an ``lm_'' prefix. (For SunOS.)])
|
|
fi
|
|
|
|
dnl Check for struct so_map with som_ members which are found on
|
|
dnl some *BSD systems.
|
|
|
|
AC_MSG_CHECKING(for member som_addr in struct so_map)
|
|
AC_CACHE_VAL(gdb_cv_have_struct_so_map_with_som_members,
|
|
[AC_TRY_COMPILE([#include <sys/types.h>
|
|
#ifdef HAVE_NLIST_H
|
|
#include <nlist.h>
|
|
#endif
|
|
#include <link.h>],
|
|
[struct so_map lm; (void) lm.som_addr;],
|
|
gdb_cv_have_struct_so_map_with_som_members=yes,
|
|
gdb_cv_have_struct_so_map_with_som_members=no)])
|
|
AC_MSG_RESULT($gdb_cv_have_struct_so_map_with_som_members)
|
|
if test $gdb_cv_have_struct_so_map_with_som_members = yes; then
|
|
AC_DEFINE(HAVE_STRUCT_SO_MAP_WITH_SOM_MEMBERS, 1,
|
|
[Define if <link.h> exists and defines a struct so_map which has
|
|
members with an ``som_'' prefix. (Found on older *BSD systems.)])
|
|
fi
|
|
|
|
dnl Check for struct link_map32 type, which allows a 64-bit Solaris
|
|
dnl debugger to debug a 32-bit Solaris app with 32-bit shared libraries.
|
|
|
|
AC_MSG_CHECKING(for struct link_map32 in sys/link.h)
|
|
AC_CACHE_VAL(gdb_cv_have_struct_link_map32,
|
|
[AC_TRY_COMPILE([#define _SYSCALL32
|
|
#include <sys/link.h>], [struct link_map32 l;],
|
|
gdb_cv_have_struct_link_map32=yes,
|
|
gdb_cv_have_struct_link_map32=no)])
|
|
AC_MSG_RESULT($gdb_cv_have_struct_link_map32)
|
|
if test $gdb_cv_have_struct_link_map32 = yes; then
|
|
AC_DEFINE(HAVE_STRUCT_LINK_MAP32, 1,
|
|
[Define if <sys/link.h> has struct link_map32])
|
|
AC_DEFINE(_SYSCALL32, 1,
|
|
[Define if <sys/link.h> has link_map32 (solaris sparc-64 target)])
|
|
fi
|
|
fi
|
|
|
|
# Check if the compiler supports the `long long' type.
|
|
|
|
AC_CACHE_CHECK([for long long support in compiler], gdb_cv_c_long_long,
|
|
[AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
|
|
[[extern long long foo;]],
|
|
[[switch (foo & 2) { case 0: return 1; }]])],
|
|
gdb_cv_c_long_long=yes,
|
|
gdb_cv_c_long_long=no)])
|
|
if test $gdb_cv_c_long_long = yes; then
|
|
AC_DEFINE(CC_HAS_LONG_LONG, 1,
|
|
[Define to 1 if the compiler supports long long.])
|
|
fi
|
|
|
|
# Check if the compiler and runtime support printing long longs.
|
|
|
|
AC_CACHE_CHECK([for long long support in printf],
|
|
gdb_cv_printf_has_long_long,
|
|
[AC_RUN_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT],
|
|
[[char buf[32];
|
|
long long l = 0;
|
|
l = (l << 16) + 0x0123;
|
|
l = (l << 16) + 0x4567;
|
|
l = (l << 16) + 0x89ab;
|
|
l = (l << 16) + 0xcdef;
|
|
sprintf (buf, "0x%016llx", l);
|
|
return (strcmp ("0x0123456789abcdef", buf));]])],
|
|
gdb_cv_printf_has_long_long=yes,
|
|
gdb_cv_printf_has_long_long=no,
|
|
gdb_cv_printf_has_long_long=no)])
|
|
if test $gdb_cv_printf_has_long_long = yes; then
|
|
AC_DEFINE(PRINTF_HAS_LONG_LONG, 1,
|
|
[Define to 1 if the "%ll" format works to print long longs.])
|
|
fi
|
|
|
|
# Check if the compiler and runtime support printing decfloats.
|
|
|
|
AC_CACHE_CHECK([for decfloat support in printf],
|
|
gdb_cv_printf_has_decfloat,
|
|
[AC_RUN_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT],
|
|
[[char buf[64];
|
|
_Decimal32 d32 = 1.2345df;
|
|
_Decimal64 d64 = 1.2345dd;
|
|
_Decimal128 d128 = 1.2345dl;
|
|
sprintf (buf, "Decimal32: %H\nDecimal64: %D\nDecimal128: %DD", d32, d64, d128);
|
|
return (strcmp ("Decimal32: 1.2345\nDecimal64: 1.2345\nDecimal128: 1.2345", buf));]])],
|
|
gdb_cv_printf_has_decfloat=yes,
|
|
gdb_cv_printf_has_decfloat=no,
|
|
gdb_cv_printf_has_decfloat=no)])
|
|
if test $gdb_cv_printf_has_decfloat = yes; then
|
|
AC_DEFINE(PRINTF_HAS_DECFLOAT, 1,
|
|
[Define to 1 if the "%H, %D and %DD" formats work to print decfloats.])
|
|
fi
|
|
|
|
# Check if the compiler supports the `long double' type. We can't use
|
|
# AC_C_LONG_DOUBLE because that one does additional checks on the
|
|
# constants defined in <float.h> that fail on some systems,
|
|
# e.g. FreeBSD/i386 4.7 and OpenBSD/i386 3.6.
|
|
|
|
AC_CACHE_CHECK([for long double support in compiler], gdb_cv_c_long_double,
|
|
[AC_COMPILE_IFELSE([AC_LANG_SOURCE([[long double foo;]])],
|
|
gdb_cv_c_long_double=yes,
|
|
gdb_cv_c_long_double=no)])
|
|
if test $gdb_cv_c_long_double = yes; then
|
|
AC_DEFINE(HAVE_LONG_DOUBLE, 1,
|
|
[Define to 1 if the compiler supports long double.])
|
|
fi
|
|
|
|
# Check if the compiler and runtime support printing long doubles.
|
|
|
|
AC_CACHE_CHECK([for long double support in printf],
|
|
gdb_cv_printf_has_long_double,
|
|
[AC_RUN_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT],
|
|
[[char buf[16];
|
|
long double f = 3.141592653;
|
|
sprintf (buf, "%Lg", f);
|
|
return (strncmp ("3.14159", buf, 7));]])],
|
|
gdb_cv_printf_has_long_double=yes,
|
|
gdb_cv_printf_has_long_double=no,
|
|
gdb_cv_printf_has_long_double=no)])
|
|
if test $gdb_cv_printf_has_long_double = yes; then
|
|
AC_DEFINE(PRINTF_HAS_LONG_DOUBLE, 1,
|
|
[Define to 1 if the "%Lg" format works to print long doubles.])
|
|
fi
|
|
|
|
# Check if the compiler and runtime support scanning long doubles.
|
|
|
|
AC_CACHE_CHECK([for long double support in scanf],
|
|
gdb_cv_scanf_has_long_double,
|
|
[AC_RUN_IFELSE([AC_LANG_PROGRAM(
|
|
[[#include <stdio.h>]],
|
|
[[char *buf = "3.141592653";
|
|
long double f = 0;
|
|
sscanf (buf, "%Lg", &f);
|
|
return !(f > 3.14159 && f < 3.14160);]])],
|
|
gdb_cv_scanf_has_long_double=yes,
|
|
gdb_cv_scanf_has_long_double=no,
|
|
gdb_cv_scanf_has_long_double=no)])
|
|
if test $gdb_cv_scanf_has_long_double = yes; then
|
|
AC_DEFINE(SCANF_HAS_LONG_DOUBLE, 1,
|
|
[Define to 1 if the "%Lg" format works to scan long doubles.])
|
|
fi
|
|
|
|
case ${host_os} in
|
|
aix*)
|
|
AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [
|
|
SAVE_LDFLAGS=$LDFLAGS
|
|
|
|
case $GCC in
|
|
yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;;
|
|
*) gdb_cv_bigtoc=-bbigtoc ;;
|
|
esac
|
|
|
|
LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc
|
|
AC_TRY_LINK([], [int i;], [], [gdb_cv_bigtoc=])
|
|
LDFLAGS="${SAVE_LDFLAGS}"
|
|
])
|
|
CONFIG_LDFLAGS="${CONFIG_LDFLAGS} ${gdb_cv_bigtoc}"
|
|
;;
|
|
esac
|
|
|
|
|
|
dnl For certain native configurations, we need to check whether thread
|
|
dnl support can be built in or not.
|
|
dnl
|
|
dnl Note that we only want this if we are both native (host == target),
|
|
dnl and not doing a canadian cross build (build == host).
|
|
|
|
if test ${build} = ${host} -a ${host} = ${target} ; then
|
|
case ${host_os} in
|
|
hpux*)
|
|
AC_MSG_CHECKING(for HPUX/OSF thread support)
|
|
if test -f /usr/include/dce/cma_config.h ; then
|
|
if test "$GCC" = "yes" ; then
|
|
AC_MSG_RESULT(yes)
|
|
AC_DEFINE(HAVE_HPUX_THREAD_SUPPORT, 1,
|
|
[Define if you have HPUX threads])
|
|
CONFIG_OBS="${CONFIG_OBS} hpux-thread.o"
|
|
CONFIG_SRCS="${CONFIG_SRCS} hpux-thread.c"
|
|
else
|
|
AC_MSG_RESULT(no (suppressed because you are not using GCC))
|
|
fi
|
|
else
|
|
AC_MSG_RESULT(no)
|
|
fi
|
|
;;
|
|
solaris*)
|
|
# See if thread_db library is around for Solaris thread debugging.
|
|
# Note that we must explicitly test for version 1 of the library
|
|
# because version 0 (present on Solaris 2.4 or earlier) doesn't have
|
|
# the same API.
|
|
AC_MSG_CHECKING(for Solaris thread debugging library)
|
|
if test -f /usr/lib/libthread_db.so.1 ; then
|
|
AC_MSG_RESULT(yes)
|
|
AC_DEFINE(HAVE_THREAD_DB_LIB, 1,
|
|
[Define if using Solaris thread debugging.])
|
|
CONFIG_OBS="${CONFIG_OBS} sol-thread.o"
|
|
CONFIG_SRCS="${CONFIG_SRCS} sol-thread.c"
|
|
AC_CHECK_LIB(dl, dlopen)
|
|
if test "$GCC" = "yes" ; then
|
|
# The GNU linker requires the -export-dynamic option to make
|
|
# all symbols visible in the dynamic symbol table.
|
|
hold_ldflags=$LDFLAGS
|
|
AC_MSG_CHECKING(for the ld -export-dynamic flag)
|
|
LDFLAGS="${LDFLAGS} -Wl,-export-dynamic"
|
|
AC_TRY_LINK(, [int i;], found=yes, found=no)
|
|
LDFLAGS=$hold_ldflags
|
|
AC_MSG_RESULT($found)
|
|
if test $found = yes; then
|
|
CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -Wl,-export-dynamic"
|
|
fi
|
|
fi
|
|
# Sun randomly tweaked the prototypes in <proc_service.h>
|
|
# at one point.
|
|
AC_MSG_CHECKING(if <proc_service.h> is old)
|
|
AC_CACHE_VAL(gdb_cv_proc_service_is_old,[
|
|
AC_TRY_COMPILE([
|
|
#include <proc_service.h>
|
|
ps_err_e ps_pdwrite
|
|
(struct ps_prochandle*, psaddr_t, const void*, size_t);
|
|
],, gdb_cv_proc_service_is_old=no,
|
|
gdb_cv_proc_service_is_old=yes)
|
|
])
|
|
AC_MSG_RESULT($gdb_cv_proc_service_is_old)
|
|
if test $gdb_cv_proc_service_is_old = yes; then
|
|
AC_DEFINE(PROC_SERVICE_IS_OLD, 1,
|
|
[Define if <proc_service.h> on solaris uses int instead of
|
|
size_t, and assorted other type changes.])
|
|
fi
|
|
else
|
|
AC_MSG_RESULT(no)
|
|
fi
|
|
;;
|
|
aix*)
|
|
AC_MSG_CHECKING(for AiX thread debugging library)
|
|
AC_CACHE_VAL(gdb_cv_have_aix_thread_debug,
|
|
[AC_TRY_COMPILE([#include <sys/pthdebug.h>],
|
|
[#ifndef PTHDB_VERSION_3
|
|
#error
|
|
#endif],
|
|
gdb_cv_have_aix_thread_debug=yes,
|
|
gdb_cv_have_aix_thread_debug=no)])
|
|
AC_MSG_RESULT($gdb_cv_have_aix_thread_debug)
|
|
if test $gdb_cv_have_aix_thread_debug = yes; then
|
|
CONFIG_SRCS="${CONFIG_SRCS} aix-thread.c"
|
|
CONFIG_OBS="${CONFIG_OBS} aix-thread.o"
|
|
CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -lpthdebug"
|
|
fi
|
|
;;
|
|
esac
|
|
AC_SUBST(CONFIG_LDFLAGS)
|
|
fi
|
|
|
|
dnl See if we have a thread_db header file that has TD_NOTALLOC and
|
|
dnl other error codes.
|
|
if test "x$ac_cv_header_thread_db_h" = "xyes"; then
|
|
AC_CACHE_CHECK([whether <thread_db.h> has TD_NOTALLOC],
|
|
gdb_cv_thread_db_h_has_td_notalloc,
|
|
AC_TRY_COMPILE(
|
|
[#include <thread_db.h>],
|
|
[int i = TD_NOTALLOC;],
|
|
gdb_cv_thread_db_h_has_td_notalloc=yes,
|
|
gdb_cv_thread_db_h_has_td_notalloc=no
|
|
)
|
|
)
|
|
AC_CACHE_CHECK([whether <thread_db.h> has TD_VERSION],
|
|
gdb_cv_thread_db_h_has_td_version,
|
|
AC_TRY_COMPILE(
|
|
[#include <thread_db.h>],
|
|
[int i = TD_VERSION;],
|
|
gdb_cv_thread_db_h_has_td_version=yes,
|
|
gdb_cv_thread_db_h_has_td_version=no
|
|
)
|
|
)
|
|
AC_CACHE_CHECK([whether <thread_db.h> has TD_NOTLS],
|
|
gdb_cv_thread_db_h_has_td_notls,
|
|
AC_TRY_COMPILE(
|
|
[#include <thread_db.h>],
|
|
[int i = TD_NOTLS;],
|
|
gdb_cv_thread_db_h_has_td_notls=yes,
|
|
gdb_cv_thread_db_h_has_td_notls=no
|
|
)
|
|
)
|
|
fi
|
|
if test "x$gdb_cv_thread_db_h_has_td_notalloc" = "xyes"; then
|
|
AC_DEFINE(THREAD_DB_HAS_TD_NOTALLOC, 1,
|
|
[Define if <thread_db.h> has the TD_NOTALLOC error code.])
|
|
fi
|
|
if test "x$gdb_cv_thread_db_h_has_td_version" = "xyes"; then
|
|
AC_DEFINE(THREAD_DB_HAS_TD_VERSION, 1,
|
|
[Define if <thread_db.h> has the TD_VERSION error code.])
|
|
fi
|
|
if test "x$gdb_cv_thread_db_h_has_td_notls" = "xyes"; then
|
|
AC_DEFINE(THREAD_DB_HAS_TD_NOTLS, 1,
|
|
[Define if <thread_db.h> has the TD_NOTLS error code.])
|
|
fi
|
|
|
|
dnl See if we have a sys/syscall header file that has __NR_tkill.
|
|
if test "x$ac_cv_header_sys_syscall_h" = "xyes"; then
|
|
AC_CACHE_CHECK([whether <sys/syscall.h> has __NR_tkill],
|
|
gdb_cv_sys_syscall_h_has_tkill,
|
|
AC_TRY_COMPILE(
|
|
[#include <sys/syscall.h>],
|
|
[int i = __NR_tkill;],
|
|
gdb_cv_sys_syscall_h_has_tkill=yes,
|
|
gdb_cv_sys_syscall_h_has_tkill=no
|
|
)
|
|
)
|
|
fi
|
|
dnl See if we can issue tkill syscall.
|
|
if test "x$gdb_cv_sys_syscall_h_has_tkill" = "xyes" && test "x$ac_cv_func_syscall" = "xyes"; then
|
|
AC_DEFINE(HAVE_TKILL_SYSCALL, 1, [Define if you support the tkill syscall.])
|
|
fi
|
|
|
|
dnl Check if we can disable the virtual address space randomization.
|
|
dnl The functionality of setarch -R.
|
|
AC_CHECK_DECLS([ADDR_NO_RANDOMIZE],,, [#include <sys/personality.h>])
|
|
define([PERSONALITY_TEST], [AC_LANG_PROGRAM([#include <sys/personality.h>], [
|
|
# if !HAVE_DECL_ADDR_NO_RANDOMIZE
|
|
# define ADDR_NO_RANDOMIZE 0x0040000
|
|
# endif
|
|
/* Test the flag could be set and stays set. */
|
|
personality (personality (0xffffffff) | ADDR_NO_RANDOMIZE);
|
|
if (!(personality (personality (0xffffffff)) & ADDR_NO_RANDOMIZE))
|
|
return 1])])
|
|
AC_RUN_IFELSE([PERSONALITY_TEST],
|
|
[have_personality=true],
|
|
[have_personality=false],
|
|
[AC_LINK_IFELSE([PERSONALITY_TEST],
|
|
[have_personality=true],
|
|
[have_personality=false])])
|
|
if $have_personality
|
|
then
|
|
AC_DEFINE([HAVE_PERSONALITY], 1,
|
|
[Define if you support the personality syscall.])
|
|
fi
|
|
|
|
dnl Handle optional features that can be enabled.
|
|
|
|
target_sysroot_reloc=0
|
|
AC_ARG_WITH(sysroot,
|
|
AS_HELP_STRING([--with-sysroot@<:@=DIR@:>@], [search for usr/lib et al within DIR]),
|
|
[
|
|
case ${with_sysroot} in
|
|
yes) TARGET_SYSTEM_ROOT='${exec_prefix}/${target_alias}/sys-root' ;;
|
|
*) TARGET_SYSTEM_ROOT=$with_sysroot ;;
|
|
esac
|
|
|
|
TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"$(TARGET_SYSTEM_ROOT)\"'
|
|
|
|
if test "x$prefix" = xNONE; then
|
|
test_prefix=/usr/local
|
|
else
|
|
test_prefix=$prefix
|
|
fi
|
|
if test "x$exec_prefix" = xNONE || test "x$exec_prefix" = 'x${prefix}'; then
|
|
test_exec_prefix=$test_prefix
|
|
else
|
|
test_exec_prefix=$exec_prefix
|
|
fi
|
|
case ${TARGET_SYSTEM_ROOT} in
|
|
"${test_prefix}"|"${test_prefix}/"*|\
|
|
"${test_exec_prefix}"|"${test_exec_prefix}/"*|\
|
|
'${prefix}'|'${prefix}/'*|\
|
|
'${exec_prefix}'|'${exec_prefix}/'*)
|
|
target_sysroot_reloc=1
|
|
;;
|
|
esac
|
|
], [
|
|
TARGET_SYSTEM_ROOT=
|
|
TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"\"'
|
|
])
|
|
TARGET_SYSTEM_ROOT_DEFINE="$TARGET_SYSTEM_ROOT_DEFINE -DTARGET_SYSTEM_ROOT_RELOCATABLE=$target_sysroot_reloc"
|
|
AC_SUBST(TARGET_SYSTEM_ROOT)
|
|
AC_SUBST(TARGET_SYSTEM_ROOT_DEFINE)
|
|
|
|
GDB_AC_WITH_DIR(SYSTEM_GDBINIT, system-gdbinit,
|
|
[automatically load a system-wide gdbinit file],
|
|
[])
|
|
|
|
AC_ARG_ENABLE(werror,
|
|
AS_HELP_STRING([--enable-werror], [treat compile warnings as errors]),
|
|
[case "${enableval}" in
|
|
yes | y) ERROR_ON_WARNING="yes" ;;
|
|
no | n) ERROR_ON_WARNING="no" ;;
|
|
*) AC_MSG_ERROR(bad value ${enableval} for --enable-werror) ;;
|
|
esac])
|
|
|
|
# Enable -Werror by default when using gcc
|
|
if test "${GCC}" = yes -a -z "${ERROR_ON_WARNING}" ; then
|
|
ERROR_ON_WARNING=yes
|
|
fi
|
|
|
|
WERROR_CFLAGS=""
|
|
if test "${ERROR_ON_WARNING}" = yes ; then
|
|
WERROR_CFLAGS="-Werror"
|
|
fi
|
|
|
|
# The entries after -Wno-pointer-sign are disabled warnings which may
|
|
# be enabled in the future, which can not currently be used to build
|
|
# GDB.
|
|
# NOTE: If you change this list, remember to update
|
|
# gdb/doc/gdbint.texinfo.
|
|
build_warnings="-Wall -Wdeclaration-after-statement -Wpointer-arith \
|
|
-Wformat-nonliteral -Wno-pointer-sign \
|
|
-Wno-unused -Wunused-value -Wunused-function \
|
|
-Wno-switch -Wno-char-subscripts"
|
|
|
|
# Enable -Wno-format by default when using gcc on mingw since many
|
|
# GCC versions complain about %I64.
|
|
case "${host}" in
|
|
*-*-mingw32*) build_warnings="$build_warnings -Wno-format" ;;
|
|
esac
|
|
|
|
AC_ARG_ENABLE(build-warnings,
|
|
AS_HELP_STRING([--enable-build-warnings], [enable build-time compiler warnings if gcc is used]),
|
|
[case "${enableval}" in
|
|
yes) ;;
|
|
no) build_warnings="-w";;
|
|
,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
|
|
build_warnings="${build_warnings} ${t}";;
|
|
*,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
|
|
build_warnings="${t} ${build_warnings}";;
|
|
*) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
|
|
esac
|
|
if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
|
|
echo "Setting compiler warning flags = $build_warnings" 6>&1
|
|
fi])dnl
|
|
AC_ARG_ENABLE(gdb-build-warnings,
|
|
AS_HELP_STRING([--enable-gdb-build-warnings], [enable GDB specific build-time compiler warnings if gcc is used]),
|
|
[case "${enableval}" in
|
|
yes) ;;
|
|
no) build_warnings="-w";;
|
|
,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
|
|
build_warnings="${build_warnings} ${t}";;
|
|
*,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
|
|
build_warnings="${t} ${build_warnings}";;
|
|
*) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
|
|
esac
|
|
if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
|
|
echo "Setting GDB specific compiler warning flags = $build_warnings" 6>&1
|
|
fi])dnl
|
|
WARN_CFLAGS=""
|
|
if test "x${build_warnings}" != x -a "x$GCC" = xyes
|
|
then
|
|
AC_MSG_CHECKING(compiler warning flags)
|
|
# Separate out the -Werror flag as some files just cannot be
|
|
# compiled with it enabled.
|
|
for w in ${build_warnings}; do
|
|
case $w in
|
|
-Werr*) WERROR_CFLAGS=-Werror ;;
|
|
*) # Check that GCC accepts it
|
|
saved_CFLAGS="$CFLAGS"
|
|
CFLAGS="$CFLAGS $w"
|
|
AC_TRY_COMPILE([],[],WARN_CFLAGS="${WARN_CFLAGS} $w",)
|
|
CFLAGS="$saved_CFLAGS"
|
|
esac
|
|
done
|
|
AC_MSG_RESULT(${WARN_CFLAGS} ${WERROR_CFLAGS})
|
|
fi
|
|
AC_SUBST(WARN_CFLAGS)
|
|
AC_SUBST(WERROR_CFLAGS)
|
|
|
|
# In the Cygwin environment, we need some additional flags.
|
|
AC_CACHE_CHECK([for cygwin], gdb_cv_os_cygwin,
|
|
[AC_EGREP_CPP(lose, [
|
|
#if defined (__CYGWIN__) || defined (__CYGWIN32__)
|
|
lose
|
|
#endif],[gdb_cv_os_cygwin=yes],[gdb_cv_os_cygwin=no])])
|
|
|
|
|
|
dnl Figure out which of the many generic ser-*.c files the _host_ supports.
|
|
SER_HARDWIRE="ser-base.o ser-unix.o ser-pipe.o ser-tcp.o"
|
|
case ${host} in
|
|
*go32* ) SER_HARDWIRE=ser-go32.o ;;
|
|
*djgpp* ) SER_HARDWIRE=ser-go32.o ;;
|
|
*mingw32*) SER_HARDWIRE="ser-base.o ser-tcp.o ser-mingw.o" ;;
|
|
esac
|
|
AC_SUBST(SER_HARDWIRE)
|
|
|
|
# libreadline needs libuser32.a in a cygwin environment
|
|
WIN32LIBS=
|
|
if test x$gdb_cv_os_cygwin = xyes; then
|
|
WIN32LIBS="-luser32"
|
|
case "${target}" in
|
|
*cygwin*) WIN32LIBS="$WIN32LIBS -limagehlp"
|
|
;;
|
|
esac
|
|
fi
|
|
|
|
# The ser-tcp.c module requires sockets.
|
|
case ${host} in
|
|
*mingw32*)
|
|
AC_DEFINE(USE_WIN32API, 1,
|
|
[Define if we should use the Windows API, instead of the
|
|
POSIX API. On Windows, we use the Windows API when
|
|
building for MinGW, but the POSIX API when building
|
|
for Cygwin.])
|
|
WIN32LIBS="$WIN32LIBS -lws2_32"
|
|
;;
|
|
esac
|
|
AC_SUBST(WIN32LIBS)
|
|
|
|
# Add ELF support to GDB, but only if BFD includes ELF support.
|
|
OLD_CFLAGS=$CFLAGS
|
|
OLD_LDFLAGS=$LDFLAGS
|
|
OLD_LIBS=$LIBS
|
|
CFLAGS="$CFLAGS -I${srcdir}/../include -I../bfd -I${srcdir}/../bfd"
|
|
LDFLAGS="$LDFLAGS -L../bfd -L../libiberty"
|
|
intl=`echo $LIBINTL | sed 's,${top_builddir}/,,g'`
|
|
LIBS="-lbfd -liberty $intl $LIBS"
|
|
AC_CACHE_CHECK([for ELF support in BFD], gdb_cv_var_elf,
|
|
[AC_TRY_LINK(
|
|
[#include <stdlib.h>
|
|
#include "bfd.h"
|
|
#include "elf-bfd.h"
|
|
],
|
|
[bfd *abfd = NULL; bfd_get_elf_phdr_upper_bound (abfd); ],
|
|
gdb_cv_var_elf=yes, gdb_cv_var_elf=no)])
|
|
if test $gdb_cv_var_elf = yes; then
|
|
CONFIG_OBS="$CONFIG_OBS elfread.o"
|
|
AC_DEFINE(HAVE_ELF, 1,
|
|
[Define if ELF support should be included.])
|
|
fi
|
|
CFLAGS=$OLD_CFLAGS
|
|
LDFLAGS=$OLD_LDFLAGS
|
|
LIBS=$OLD_LIBS
|
|
|
|
# Add any host-specific objects to GDB.
|
|
CONFIG_OBS="${CONFIG_OBS} ${gdb_host_obs}"
|
|
|
|
LIBGUI="../libgui/src/libgui.a"
|
|
GUI_CFLAGS_X="-I${srcdir}/../libgui/src"
|
|
AC_SUBST(LIBGUI)
|
|
AC_SUBST(GUI_CFLAGS_X)
|
|
|
|
WIN32LDAPP=
|
|
AC_SUBST(WIN32LIBS)
|
|
AC_SUBST(WIN32LDAPP)
|
|
|
|
case "${host}" in
|
|
*-*-cygwin* | *-*-mingw* )
|
|
configdir="win"
|
|
;;
|
|
*)
|
|
configdir="unix"
|
|
;;
|
|
esac
|
|
|
|
GDBTKLIBS=
|
|
if test "${enable_gdbtk}" = "yes"; then
|
|
|
|
# Gdbtk must have an absolute path to srcdir in order to run
|
|
# properly when not installed.
|
|
here=`pwd`
|
|
cd ${srcdir}
|
|
GDBTK_SRC_DIR=`pwd`
|
|
cd $here
|
|
|
|
SC_PATH_TCLCONFIG
|
|
|
|
# If $no_tk is nonempty, then we can't do Tk, and there is no
|
|
# point to doing Tcl.
|
|
SC_PATH_TKCONFIG
|
|
|
|
if test -z "${no_tcl}" -a -z "${no_tk}"; then
|
|
SC_LOAD_TCLCONFIG
|
|
|
|
# Check for in-tree tcl
|
|
here=`pwd`
|
|
cd ${srcdir}/..
|
|
topdir=`pwd`
|
|
cd ${here}
|
|
|
|
intree="no"
|
|
if test "${TCL_SRC_DIR}" = "${topdir}/tcl"; then
|
|
intree="yes"
|
|
fi
|
|
|
|
# Find Tcl private headers
|
|
if test x"${intree}" = xno; then
|
|
CY_AC_TCL_PRIVATE_HEADERS
|
|
TCL_INCLUDE="${TCL_INCLUDE_SPEC} ${TCL_PRIVATE_INCLUDE}"
|
|
TCL_LIBRARY="${TCL_LIB_SPEC}"
|
|
TCL_DEPS=""
|
|
else
|
|
# If building tcl in the same src tree, private headers
|
|
# are not needed, but we need to be sure to use the right
|
|
# headers library
|
|
TCL_INCLUDE="-I${TCL_SRC_DIR}/generic"
|
|
TCL_LIBRARY="${TCL_BUILD_LIB_SPEC}"
|
|
TCL_DEPS="../tcl/${configdir}${TCL_LIB_FILE}"
|
|
fi
|
|
AC_SUBST(TCL_INCLUDE)
|
|
AC_SUBST(TCL_LIBRARY)
|
|
AC_SUBST(TCL_DEPS)
|
|
|
|
SC_LOAD_TKCONFIG
|
|
|
|
# Check for in-tree Tk
|
|
intree="no"
|
|
if test "${TK_SRC_DIR}" = "${topdir}/tk"; then
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|
intree="yes"
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|
fi
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|
|
|
# Find Tk private headers
|
|
if test x"${intree}" = xno; then
|
|
CY_AC_TK_PRIVATE_HEADERS
|
|
TK_INCLUDE="${TK_INCLUDE_SPEC} ${TK_PRIVATE_INCLUDE}"
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|
TK_LIBRARY=${TK_LIB_SPEC}
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|
TK_DEPS=""
|
|
else
|
|
TK_INCLUDE="-I${TK_SRC_DIR}/generic"
|
|
TK_LIBRARY="${TK_BUILD_LIB_SPEC}"
|
|
TK_DEPS="../tk/${configdir}/${TK_LIB_FILE}"
|
|
fi
|
|
AC_SUBST(TK_INCLUDE)
|
|
AC_SUBST(TK_LIBRARY)
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|
AC_SUBST(TK_DEPS)
|
|
AC_SUBST(TK_XINCLUDES)
|
|
|
|
ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_GDBTK_CFLAGS)"
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|
|
|
# Include some libraries that Tcl and Tk want.
|
|
TCL_LIBS='$(LIBGUI) $(TK) $(TCL) $(X11_LDFLAGS) $(X11_LIBS)'
|
|
# Yes, the ordering seems wrong here. But it isn't.
|
|
# TK_LIBS is the list of libraries that need to be linked
|
|
# after Tcl/Tk. Note that this isn't put into LIBS. If it
|
|
# were in LIBS then any link tests after this point would
|
|
# try to include things like `$(LIBGUI)', which wouldn't work.
|
|
GDBTKLIBS="${TCL_LIBS} ${TK_LIBS}"
|
|
|
|
CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_GDBTK_OBS)"
|
|
CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_GDBTK_DEPS)"
|
|
CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_GDBTK_SRCS)"
|
|
CONFIG_ALL="${CONFIG_ALL} all-gdbtk"
|
|
CONFIG_CLEAN="${CONFIG_CLEAN} clean-gdbtk"
|
|
CONFIG_INSTALL="${CONFIG_INSTALL} install-gdbtk"
|
|
CONFIG_UNINSTALL="${CONFIG_UNINSTALL} uninstall-gdbtk"
|
|
|
|
if test x$gdb_cv_os_cygwin = xyes; then
|
|
WIN32LIBS="${WIN32LIBS} -lshell32 -lgdi32 -lcomdlg32 -ladvapi32"
|
|
WIN32LDAPP="-Wl,--subsystem,console"
|
|
CONFIG_OBS="${CONFIG_OBS} gdbres.o"
|
|
fi
|
|
|
|
AC_CONFIG_SUBDIRS(gdbtk)
|
|
fi
|
|
fi
|
|
|
|
AC_SUBST(X_CFLAGS)
|
|
AC_SUBST(X_LDFLAGS)
|
|
AC_SUBST(X_LIBS)
|
|
AC_SUBST(GDBTKLIBS)
|
|
AC_SUBST(GDBTK_CFLAGS)
|
|
AC_SUBST(GDBTK_SRC_DIR)
|
|
|
|
AC_PATH_X
|
|
|
|
# Unlike the sim directory, whether a simulator is linked is controlled by
|
|
# presence of a gdb_sim definition in the target configure.tgt entry.
|
|
# This code just checks for a few cases where we'd like to ignore those
|
|
# definitions, even when they're present in the '.mt' file. These cases
|
|
# are when --disable-sim is specified, or if the simulator directory is
|
|
# not part of the source tree.
|
|
#
|
|
AC_ARG_ENABLE(sim,
|
|
AS_HELP_STRING([--enable-sim], [link gdb with simulator]),
|
|
[echo "enable_sim = $enable_sim";
|
|
echo "enableval = ${enableval}";
|
|
case "${enableval}" in
|
|
yes) ignore_sim=false ;;
|
|
no) ignore_sim=true ;;
|
|
*) ignore_sim=false ;;
|
|
esac],
|
|
[ignore_sim=false])
|
|
|
|
if test ! -d "${srcdir}/../sim"; then
|
|
ignore_sim=true
|
|
fi
|
|
|
|
SIM=
|
|
SIM_OBS=
|
|
if test "${ignore_sim}" = "false"; then
|
|
if test x"${gdb_sim}" != x ; then
|
|
SIM="${gdb_sim}"
|
|
SIM_OBS="remote-sim.o"
|
|
AC_DEFINE(WITH_SIM, 1, [Define if the simulator is being linked in.])
|
|
fi
|
|
fi
|
|
AC_SUBST(SIM)
|
|
AC_SUBST(SIM_OBS)
|
|
|
|
AC_SUBST(ENABLE_CFLAGS)
|
|
AC_SUBST(PROFILE_CFLAGS)
|
|
|
|
AC_SUBST(CONFIG_OBS)
|
|
AC_SUBST(CONFIG_DEPS)
|
|
AC_SUBST(CONFIG_SRCS)
|
|
AC_SUBST(CONFIG_ALL)
|
|
AC_SUBST(CONFIG_CLEAN)
|
|
AC_SUBST(CONFIG_INSTALL)
|
|
AC_SUBST(CONFIG_UNINSTALL)
|
|
|
|
# List of host floatformats.
|
|
AC_DEFINE_UNQUOTED(GDB_HOST_FLOAT_FORMAT,$gdb_host_float_format,[Host float floatformat])
|
|
AC_DEFINE_UNQUOTED(GDB_HOST_DOUBLE_FORMAT,$gdb_host_double_format,[Host double floatformat])
|
|
AC_DEFINE_UNQUOTED(GDB_HOST_LONG_DOUBLE_FORMAT,$gdb_host_long_double_format,[Host long double floatformat])
|
|
|
|
# target_subdir is used by the testsuite to find the target libraries.
|
|
target_subdir=
|
|
if test "${host}" != "${target}"; then
|
|
target_subdir="${target_alias}/"
|
|
fi
|
|
AC_SUBST(target_subdir)
|
|
|
|
frags=
|
|
if test "${gdb_native}" = "yes"; then
|
|
host_makefile_frag=${srcdir}/config/${gdb_host_cpu}/${gdb_host}.mh
|
|
if test ! -f ${host_makefile_frag}; then
|
|
AC_MSG_ERROR("*** Gdb does not support native target ${host}")
|
|
fi
|
|
frags="$frags $host_makefile_frag"
|
|
else
|
|
host_makefile_frag=/dev/null
|
|
fi
|
|
|
|
AC_SUBST_FILE(host_makefile_frag)
|
|
AC_SUBST(frags)
|
|
|
|
changequote(,)dnl
|
|
if test "${gdb_native}" = "yes"; then
|
|
# We pick this up from the host configuration file (.mh) because we
|
|
# do not have a native configuration Makefile fragment.
|
|
nativefile=`sed -n '
|
|
s/NAT_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
|
|
' ${host_makefile_frag}`
|
|
fi
|
|
changequote([,])
|
|
|
|
if test x"${gdb_osabi}" != x ; then
|
|
AC_DEFINE_UNQUOTED(GDB_OSABI_DEFAULT, $gdb_osabi,
|
|
[Define to the default OS ABI for this configuration.])
|
|
fi
|
|
|
|
# Enable multi-ice-gdb-server.
|
|
AC_ARG_ENABLE(multi-ice,
|
|
AS_HELP_STRING([--enable-multi-ice], [build the multi-ice-gdb-server]),
|
|
[case $enableval in
|
|
yes | no)
|
|
;;
|
|
*) AC_MSG_ERROR([bad value $enableval for --enable-multi-ice]) ;;
|
|
esac])
|
|
if test "x$enable_multi_ice" = xyes; then
|
|
AC_CONFIG_SUBDIRS(multi-ice)
|
|
fi
|
|
|
|
# We only build gdbserver automatically in a native configuration.
|
|
if test "$gdb_native" = "yes"; then
|
|
AC_MSG_CHECKING(whether gdbserver is supported on this host)
|
|
if test "x$build_gdbserver" = xyes; then
|
|
AC_MSG_RESULT(yes)
|
|
AC_CONFIG_SUBDIRS(gdbserver)
|
|
else
|
|
AC_MSG_RESULT(no)
|
|
fi
|
|
fi
|
|
|
|
# If nativefile (NAT_FILE) is not set in config/*/*.m[ht] files, we link
|
|
# to an empty version.
|
|
|
|
files=
|
|
links=
|
|
|
|
rm -f nm.h
|
|
if test "${nativefile}" != ""; then
|
|
case "${nativefile}" in
|
|
nm-*.h ) GDB_NM_FILE="config/${gdb_host_cpu}/${nativefile}" ;;
|
|
* ) GDB_NM_FILE="${nativefile}"
|
|
esac
|
|
files="${files} ${GDB_NM_FILE}"
|
|
links="${links} nm.h"
|
|
AC_DEFINE_UNQUOTED(GDB_NM_FILE, "${GDB_NM_FILE}", [nativefile])
|
|
fi
|
|
AC_SUBST(GDB_NM_FILE)
|
|
|
|
AC_LINK_FILES($files, $links)
|
|
|
|
dnl Check for exe extension set on certain hosts (e.g. Win32)
|
|
AC_EXEEXT
|
|
|
|
dnl Detect the character set used by this host.
|
|
dnl At the moment, we just assume it's UTF-8.
|
|
AC_DEFINE(GDB_DEFAULT_HOST_CHARSET, "UTF-8",
|
|
[Define to be a string naming the default host character set.])
|
|
|
|
AC_OUTPUT(Makefile .gdbinit:gdbinit.in gnulib/Makefile,
|
|
[
|
|
case x$CONFIG_HEADERS in
|
|
xconfig.h:config.in)
|
|
echo > stamp-h ;;
|
|
esac
|
|
])
|
|
|
|
exit 0
|