dnl Autoconf configure script for GDB, the GNU debugger.
-dnl Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
-dnl 2005, 2006
+dnl Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
+dnl 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
dnl Free Software Foundation, Inc.
dnl
dnl This file is part of GDB.
AM_MAINTAINER_MODE
AC_PROG_CC
-AC_GNU_SOURCE
-AC_AIX
-AC_ISC_POSIX
+AC_USE_SYSTEM_EXTENSIONS
+gl_EARLY
+ACX_LARGEFILE
AM_PROG_CC_STDC
-AC_CONFIG_AUX_DIR(`cd $srcdir;pwd`/..)
+AC_CONFIG_AUX_DIR(..)
AC_CANONICAL_SYSTEM
+# Dependency checking.
+ZW_CREATE_DEPDIR
+ZW_PROG_COMPILER_DEPENDENCIES([CC])
+
+# Check for the 'make' the user wants to use.
+AC_CHECK_PROGS(MAKE, make)
+MAKE_IS_GNU=
+case "`$MAKE --version 2>&1 | sed 1q`" in
+ *GNU*)
+ MAKE_IS_GNU=yes
+ ;;
+esac
+AM_CONDITIONAL(GMAKE, test "$MAKE_IS_GNU" = yes)
+AC_PROG_MAKE_SET
+
dnl List of object files and targets accumulated by configure.
CONFIG_OBS=
CONFIG_UNINSTALL="$CONFIG_UNINSTALL uninstall-po"
fi
+gl_INIT
+
+# For Makefile dependencies.
+GNULIB_STDINT_H=
+if test x"$STDINT_H" != x; then
+ GNULIB_STDINT_H=gnulib/$STDINT_H
+fi
+AC_SUBST(GNULIB_STDINT_H)
+
PACKAGE=gdb
AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of this package. ])
AC_SUBST(PACKAGE)
-debugdir=${libdir}/debug
-
-AC_ARG_WITH(separate-debug-dir,
-[ --with-separate-debug-dir=path Look for global separate debug info in this path [LIBDIR/debug]],
-[debugdir="${withval}"])
-
-AC_DEFINE_DIR(DEBUGDIR, debugdir,
- [Global directory for separate debug files. ])
-#AC_DEFINE_UNQUOTED(DEBUGDIR, "$debugdir"),
-
-if test "x$exec_prefix" = xNONE || test "x$exec_prefix" = 'x${prefix}'; then
- if test "x$prefix" = xNONE; then
- test_prefix=/usr/local
- else
- test_prefix=$prefix
- fi
-else
- test_prefix=$exec_prefix
-fi
-case ${debugdir} in
-"${test_prefix}"|"${test_prefix}/"*|\
-'${exec_prefix}'|'${exec_prefix}/'*)
- AC_DEFINE(DEBUGDIR_RELOCATABLE, 1, [Define if the debug directory should be relocated when GDB is moved.])
- ;;
-esac
+# GDB does not use automake, but gnulib does. This line lets us
+# generate its Makefile.in.
+AM_INIT_AUTOMAKE(gdb, UNUSED-VERSION, [no-define])
+
+GDB_AC_WITH_DIR(DEBUGDIR, separate-debug-dir,
+ [look for global separate debug info in this path @<:@LIBDIR/debug@:>@],
+ [${libdir}/debug])
-AC_CONFIG_SUBDIRS(doc testsuite)
+# GDB's datadir relocation
+
+GDB_AC_WITH_DIR(GDB_DATADIR, gdb-datadir,
+ [look for global separate data files in this path @<:@DATADIR/gdb@:>@],
+ [${datadir}/gdb])
+
+AC_ARG_WITH(relocated-sources,
+AS_HELP_STRING([--with-relocated-sources=PATH], [automatically relocate this path for source files]),
+[reloc_srcdir="${withval}"
+ AC_DEFINE_DIR(RELOC_SRCDIR, reloc_srcdir,
+ [Relocated directory for source files. ])
+])
+
+AC_CONFIG_SUBDIRS(testsuite)
+
+# Check whether to support alternative target configurations
+AC_ARG_ENABLE(targets,
+AS_HELP_STRING([--enable-targets=TARGETS], [alternative target configurations]),
+[case "${enableval}" in
+ yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
+ ;;
+ no) enable_targets= ;;
+ *) enable_targets=$enableval ;;
+esac])
+
+# Check whether to enable 64-bit support on 32-bit hosts
+AC_ARG_ENABLE(64-bit-bfd,
+AS_HELP_STRING([--enable-64-bit-bfd], [64-bit support (on hosts with narrower word sizes)]),
+[case "${enableval}" in
+ yes) want64=true ;;
+ no) want64=false ;;
+ *) AC_MSG_ERROR(bad value ${enableval} for 64-bit-bfd option) ;;
+esac],[want64=false])dnl
# Provide defaults for some variables set by the per-host and per-target
# configuration.
. $srcdir/configure.host
-. $srcdir/configure.tgt
+# Accumulate some settings from configure.tgt over all enabled targets
+
+TARGET_OBS=
+all_targets=
+
+for targ_alias in `echo $target_alias $enable_targets | sed 's/,/ /g'`
+do
+ if test "$targ_alias" = "all"; then
+ all_targets=true
+ else
+ # Canonicalize the secondary target names.
+ result=`$ac_config_sub $targ_alias 2>/dev/null`
+ if test -n "$result"; then
+ targ=$result
+ else
+ targ=$targ_alias
+ fi
+
+ . ${srcdir}/configure.tgt
+
+ AS_IF([test -z "${gdb_target_obs}"],
+ [AC_MSG_ERROR([configuration ${targ} is unsupported.])])
+
+ # Target-specific object files
+ for i in ${gdb_target_obs}; do
+ case " $TARGET_OBS " in
+ *" ${i} "*) ;;
+ *)
+ TARGET_OBS="$TARGET_OBS ${i}"
+ ;;
+ esac
+ done
+
+ # Check whether this target needs 64-bit CORE_ADDR
+ if test x${want64} = xfalse; then
+ . ${srcdir}/../bfd/config.bfd
+ fi
+ fi
+done
+
+if test x${all_targets} = xtrue; then
+
+ # We want all 64-bit targets if we either:
+ # - run on a 64-bit host or
+ # - already require 64-bit support for some other target or
+ # - the --enable-64-bit-bfd option was supplied
+ # Otherwise we only support all 32-bit targets.
+ #
+ # NOTE: This test must be in sync with the corresponding
+ # tests in BFD!
+
+ if test x${want64} = xfalse; then
+ AC_CHECK_SIZEOF(long)
+ if test "x${ac_cv_sizeof_long}" = "x8"; then
+ want64=true
+ fi
+ fi
+ if test x${want64} = xtrue; then
+ TARGET_OBS='$(ALL_TARGET_OBS) $(ALL_64_TARGET_OBS)'
+ else
+ TARGET_OBS='$(ALL_TARGET_OBS)'
+ fi
+fi
+
+AC_SUBST(TARGET_OBS)
+
+# For other settings, only the main target counts.
+gdb_sim=
+gdb_osabi=
+build_gdbserver=
+targ=$target; . ${srcdir}/configure.tgt
# Fetch the default architecture and default target vector from BFD.
targ=$target; . $srcdir/../bfd/config.bfd
[Define to BFD's default target vector. ])
fi
-AC_ARG_PROGRAM
-
# The CLI cannot be disabled yet, but may be in the future.
# Enable CLI.
AC_ARG_ENABLE(gdbcli,
-[ --disable-gdbcli disable command-line interface (CLI)],
+AS_HELP_STRING([--disable-gdbcli], [disable command-line interface (CLI)]),
[case $enableval in
yes)
;;
# Enable MI.
AC_ARG_ENABLE(gdbmi,
-[ --disable-gdbmi disable machine-interface (MI)],
+AS_HELP_STRING([--disable-gdbmi], [disable machine-interface (MI)]),
[case $enableval in
yes | no)
;;
# Enable TUI.
AC_ARG_ENABLE(tui,
-[ --enable-tui enable full-screen terminal user interface (TUI)],
+AS_HELP_STRING([--enable-tui], [enable full-screen terminal user interface (TUI)]),
[case $enableval in
- yes | no)
+ yes | no | auto)
;;
*)
AC_MSG_ERROR([bad value $enableval for --enable-tui]) ;;
- esac],enable_tui=yes)
+ esac],enable_tui=auto)
# Enable gdbtk.
AC_ARG_ENABLE(gdbtk,
-[ --enable-gdbtk enable gdbtk graphical user interface (GUI)],
+AS_HELP_STRING([--enable-gdbtk], [enable gdbtk graphical user interface (GUI)]),
[case $enableval in
yes | no)
;;
*)
AC_MSG_ERROR([bad value $enableval for --enable-gdbtk]) ;;
esac],
- [if test -d $srcdir/gdbtk -a -d $srcdir/../itcl; then
+ [if test -d $srcdir/gdbtk; then
enable_gdbtk=yes
else
enable_gdbtk=no
# Libunwind support.
AC_ARG_WITH(libunwind,
-[ --with-libunwind Use libunwind frame unwinding support],
+AS_HELP_STRING([--with-libunwind], [use libunwind frame unwinding support]),
[case "${withval}" in
yes) enable_libunwind=yes ;;
no) enable_libunwind=no ;;
*) AC_MSG_ERROR(bad value ${withval} for GDB with-libunwind option) ;;
esac],[
- AC_CHECK_HEADERS(libunwind.h)
- AC_CHECK_HEADERS(libunwind-ia64.h)
+ AC_CHECK_HEADERS(libunwind.h libunwind-ia64.h)
if test x"$ac_cv_header_libunwind_h" = xyes -a x"$ac_cv_header_libunwind_ia64_h" = xyes; then
enable_libunwind=yes;
fi
])
if test x"$enable_libunwind" = xyes; then
- AC_CHECK_HEADERS(libunwind.h)
- AC_CHECK_HEADERS(libunwind-ia64.h)
+ AC_CHECK_HEADERS(libunwind.h libunwind-ia64.h)
AC_DEFINE(HAVE_LIBUNWIND, 1, [Define if libunwind library is being used.])
CONFIG_OBS="$CONFIG_OBS libunwind-frame.o"
CONFIG_DEPS="$CONFIG_DEPS libunwind-frame.o"
CONFIG_SRCS="$CONFIG_SRCS libunwind-frame.c"
fi
+opt_curses=no
+AC_ARG_WITH(curses, AS_HELP_STRING([--with-curses], [use the curses library instead of the termcap library]), opt_curses=$withval)
+
+prefer_curses=no
+if test "$opt_curses" = "yes"; then
+ prefer_curses=yes
+fi
+
# Profiling support.
AC_ARG_ENABLE(profiling,
-[ --enable-profiling enable profiling of GDB],
+AS_HELP_STRING([--enable-profiling], [enable profiling of GDB]),
[case $enableval in
yes | no)
;;
AC_DEFINE(HAVE__ETEXT, 1,
[Define to 1 if your system has the _etext variable. ])
fi
+AC_CACHE_CHECK([for etext], ac_cv_var_etext,
+[AC_TRY_LINK(
+[#include <stdlib.h>
+extern char etext;
+],
+[free (&etext);], ac_cv_var_etext=yes, ac_cv_var_etext=no)])
+if test $ac_cv_var_etext = yes; then
+ AC_DEFINE(HAVE_ETEXT, 1,
+ [Define to 1 if your system has the etext variable. ])
+fi
if test "$enable_profiling" = yes ; then
if test $ac_cv_func_monstartup = no || test $ac_cv_func__mcleanup = no; then
AC_MSG_ERROR(--enable-profiling requires monstartup and _mcleanup)
CFLAGS="$OLD_CFLAGS"
fi
+ACX_PKGVERSION([GDB])
+ACX_BUGURL([http://www.gnu.org/software/gdb/bugs/])
+AC_DEFINE_UNQUOTED([PKGVERSION], ["$PKGVERSION"], [Additional package description])
+AC_DEFINE_UNQUOTED([REPORT_BUGS_TO], ["$REPORT_BUGS_TO"], [Bug reporting address])
+
# --------------------- #
# Checks for programs. #
# --------------------- #
# Some systems (e.g. Solaris) have `socketpair' in libsocket.
AC_SEARCH_LIBS(socketpair, socket)
-# For the TUI, we need enhanced curses functionality.
+# Link in zlib if we can. This allows us to read compressed debug sections.
+AM_ZLIB
+
+# On HP/UX we may need libxpdl for dlgetmodinfo (used by solib-pa64.c).
+AC_SEARCH_LIBS(dlgetmodinfo, [dl xpdl])
+
+AM_ICONV
+
+# On alpha-osf, it appears that libtermcap and libcurses are not compatible.
+# There is a very specific comment in /usr/include/curses.h explaining that
+# termcap routines built into libcurses must not be used.
+#
+# The symptoms we observed so far is GDB unexpectedly changing
+# the terminal settings when tgetent is called - this is particularly
+# visible as the output is missing carriage returns, and so rapidly
+# becomes very hard to read.
#
-# 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])
+# The readline configure script has already decided that libtermcap
+# was enough for its purposes, and so decided to build readline using
+# libtermcap. Since the TUI mode requires curses, building GDB with
+# TUI enabled results in both libraries to be used at the same time,
+# which is not allowed. This basically means that GDB with TUI is
+# broken on alpha-osf.
+
+case $host_os in
+ osf* )
+ if test x"$enable_tui" = xyes; then
+ AC_MSG_ERROR([Building GDB with TUI mode is not supported on this host])
+ fi
+ if test x"$enable_tui" = xauto; then
+ enable_tui=no
+ fi
+ ;;
+esac
+
+# For the TUI, we need enhanced curses functionality.
+if test x"$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"$enable_tui" = xyes; then
+ AC_MSG_ERROR([no enhanced curses library found; disable TUI])
+ else
+ AC_MSG_WARN([no enhanced curses library found; disabling TUI])
+ fi
+ fi
+ fi
+fi
# Since GDB uses Readline, we need termcap functionality. In many
# cases this will be provided by the curses library, but some systems
;;
*mingw32*)
ac_cv_search_tgetent="none required"
- CONFIG_OBS="$CONFIG_OBS win32-termcap.o"
+ CONFIG_OBS="$CONFIG_OBS windows-termcap.o"
;;
esac
AC_MSG_ERROR([no termcap library found])
fi
-AC_LIB_HAVE_LINKFLAGS([expat], [], [#include "expat.h"],
- [XML_Parser p = XML_ParserCreate (0);])
-if test "$HAVE_LIBEXPAT" != yes; then
- AC_MSG_WARN([expat is missing or unusable; some features may be disabled.])
+AC_ARG_WITH([system-readline],
+ [AS_HELP_STRING([--with-system-readline],
+ [use installed readline library])])
+
+if test "$with_system_readline" = yes; then
+ READLINE=-lreadline
+ READLINE_DEPS=
+ READLINE_CFLAGS=
+ READLINE_TEXI_INCFLAG=
+
+ # readline-6.0 started to use the name `_rl_echoing_p'.
+ # `$(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)/..'
+ READLINE_TEXI_INCFLAG='-I $(READLINE_DIR)'
+fi
+AC_SUBST(READLINE)
+AC_SUBST(READLINE_DEPS)
+AC_SUBST(READLINE_CFLAGS)
+AC_SUBST(READLINE_TEXI_INCFLAG)
+
+AC_ARG_WITH(expat,
+ AS_HELP_STRING([--with-expat], [include expat support (auto/yes/no)]),
+ [], [with_expat=auto])
+AC_MSG_CHECKING([whether to use expat])
+AC_MSG_RESULT([$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.
+dnl $1 = pythonX.Y
+dnl $2 = the shell variable to assign the result to
+dnl If libpython is found we store $version here.
+dnl $3 = additional flags to add to CPPFLAGS
+dnl $4 = additional flags to add to LIBS
+
+AC_DEFUN([AC_TRY_LIBPYTHON],
+[
+ version=$1
+ define([have_libpython_var],$2)
+ new_CPPFLAGS=$3
+ new_LIBS=$4
+ AC_MSG_CHECKING([for ${version}])
+ save_CPPFLAGS=$CPPFLAGS
save_LIBS=$LIBS
- LIBS="$LIBS $LIBEXPAT"
- AC_CHECK_FUNCS(XML_StopParser)
- LIBS=$save_LIBS
+ CPPFLAGS="$CPPFLAGS $new_CPPFLAGS"
+ LIBS="$LIBS $new_LIBS"
+ found_usable_python=no
+ AC_LINK_IFELSE(AC_LANG_PROGRAM([[#include "${version}/Python.h"]],
+ [[Py_Initialize ();]]),
+ [have_libpython_var=${version}
+ found_usable_python=yes],
+ [CPPFLAGS=$save_CPPFLAGS
+ LIBS=$save_LIBS])
+ AC_MSG_RESULT([${found_usable_python}])
+])
+
+dnl There are several different values for --with-python:
+dnl
+dnl no - Don't include python support.
+dnl yes - Include python support, error if it's missing.
+dnl If we find python in $PATH, use it to fetch configure options,
+dnl otherwise assume the compiler can find it with no help from us.
+dnl Python 2.7, 2.6, 2.5, and then 2.4 are tried in turn.
+dnl auto - Same as "yes", but if python is missing from the system,
+dnl fall back to "no".
+dnl /path/to/python/exec-prefix -
+dnl Use the python located in this directory.
+dnl If /path/to/python/exec-prefix/bin/python exists, use it to find
+dnl the compilation parameters. Otherwise use
+dnl -I/path/to/python/exec-prefix/include,
+dnl -L/path/to/python/exec-prefix/lib.
+dnl Python 2.7, 2.6, 2.5, and then 2.4 are tried in turn.
+dnl NOTE: This case is historical. It is what was done for 7.0/7.1
+dnl but is deprecated.
+dnl /path/to/python/executable -
+dnl Run python-config.py with this version of python to fetch the
+dnl compilation parameters.
+dnl NOTE: This needn't be the real python executable.
+dnl In a cross-compilation scenario (build != host), this could be
+dnl a shell script that provides what python-config.py provides for
+dnl --ldflags, --includes, --exec-prefix.
+dnl python-executable -
+dnl Find python-executable in $PATH, and then handle the same as
+dnl /path/to/python/executable.
+dnl
+dnl If a python program is specified, it is used to run python-config.py and
+dnl is passed --ldflags, --includes, --exec-prefix.
+
+AC_ARG_WITH(python,
+ AS_HELP_STRING([--with-python@<:@=PYTHON@:>@], [include python support (auto/yes/no/<python-program>)]),
+ [], [with_python=auto])
+AC_MSG_CHECKING([whether to use python])
+AC_MSG_RESULT([$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
+ /*)
+ if test -d ${with_python}; then
+ # Assume the python binary is ${with_python}/bin/python.
+ python_prog="${with_python}/bin/python"
+ python_prefix=
+ if test ! -x "${python_prog}"; then
+ # Fall back to gdb 7.0/7.1 behaviour.
+ python_prog=missing
+ python_prefix=${with_python}
+ fi
+ elif test -x "${with_python}"; then
+ # While we can't run python compiled for $host (unless host == build),
+ # the user could write a script that provides the needed information,
+ # so we support that.
+ python_prog=${with_python}
+ python_prefix=
+ else
+ AC_ERROR(invalid value for --with-python)
+ fi
+ ;;
+ */*)
+ # Disallow --with-python=foo/bar.
+ AC_ERROR(invalid value for --with-python)
+ ;;
+ *)
+ # The user has either specified auto, yes, or the name of the python
+ # program assumed to be in $PATH.
+ python_prefix=
+ case "${with_python}" in
+ yes | auto)
+ if test ${build} = ${host}; then
+ AC_PATH_PROG(python_prog_path, python, missing)
+ if test "${python_prog_path}" = missing; then
+ python_prog=missing
+ else
+ python_prog=${python_prog_path}
+ fi
+ else
+ # Not much we can do except assume the cross-compiler will find the
+ # right files.
+ python_prog=missing
+ fi
+ ;;
+ *)
+ # While we can't run python compiled for $host (unless host == build),
+ # the user could write a script that provides the needed information,
+ # so we support that.
+ python_prog="${with_python}"
+ AC_PATH_PROG(python_prog_path, ${python_prog}, missing)
+ if test "${python_prog_path}" = missing; then
+ AC_ERROR(unable to find python program ${python_prog})
+ fi
+ ;;
+ esac
+ esac
+
+ if test "${python_prog}" != missing; then
+ # We have a python program to use, but it may be too old.
+ # Don't flag an error for --with-python=auto (the default).
+ have_python_config=yes
+ python_includes=`${python_prog} ${srcdir}/python/python-config.py --includes`
+ if test $? != 0; then
+ have_python_config=failed
+ if test "${with_python}" != auto; then
+ AC_ERROR(failure running python-config --includes)
+ fi
+ fi
+ python_libs=`${python_prog} ${srcdir}/python/python-config.py --ldflags`
+ if test $? != 0; then
+ have_python_config=failed
+ if test "${with_python}" != auto; then
+ AC_ERROR(failure running python-config --ldflags)
+ fi
+ fi
+ python_prefix=`${python_prog} ${srcdir}/python/python-config.py --exec-prefix`
+ if test $? != 0; then
+ have_python_config=failed
+ if test "${with_python}" != auto; then
+ AC_ERROR(failure running python-config --exec-prefix)
+ fi
+ fi
+ else
+ # Fall back to gdb 7.0/7.1 behaviour.
+ if test -z ${python_prefix}; then
+ python_includes=
+ python_libs=
+ else
+ python_includes="-I${python_prefix}/include"
+ python_libs="-L${python_prefix}/lib"
+ fi
+ have_python_config=no
+ fi
+
+ # Having "/pythonX.Y" in the include path is awkward.
+ # All those python headers get bubbled up to the top inviting lots
+ # of random collisions. GDB originally didn't use python-config to
+ # find the compilation parameters and includes "pythonX.Y/" in the
+ # path of the, umm, include file. So strip away this part of the
+ # output of python-config --includes.
+ python_includes=`echo "${python_includes} " \
+ | sed -e 's,/python[[0-9]]*[[.]][[0-9]]* , ,g'`
+
+ # If we have python-config, only try the configuration it provides.
+ # Otherwise fallback on the old way of trying different versions of
+ # python in turn.
+
+ have_libpython=no
+ if test "${have_python_config}" = yes; then
+ python_version=`echo " ${python_libs} " \
+ | sed -e 's,^.* -l\(python[[0-9]]*[[.]][[0-9]]*\) .*$,\1,'`
+ case "${python_version}" in
+ python*)
+ AC_TRY_LIBPYTHON(${python_version}, have_libpython,
+ ${python_includes}, ${python_libs})
+ ;;
+ *)
+ AC_MSG_ERROR([unable to determine python version from ${python_libs}])
+ ;;
+ esac
+ elif test "${have_python_config}" != failed; then
+ if test "${have_libpython}" = no; then
+ AC_TRY_LIBPYTHON(python2.7, have_libpython,
+ ${python_includes}, "${python_libs} -lpython2.7")
+ fi
+ if test "${have_libpython}" = no; then
+ AC_TRY_LIBPYTHON(python2.6, have_libpython,
+ ${python_includes}, "${python_libs} -lpython2.6")
+ fi
+ if test ${have_libpython} = no; then
+ AC_TRY_LIBPYTHON(python2.5, have_libpython,
+ ${python_includes}, "${python_libs} -lpython2.5")
+ fi
+ if test ${have_libpython} = no; then
+ AC_TRY_LIBPYTHON(python2.4, have_libpython,
+ ${python_includes}, "${python_libs} -lpython2.4")
+ fi
+ fi
+ if test "${have_libpython}" = python2.7; then
+ AC_DEFINE(HAVE_LIBPYTHON2_7, 1, [Define if Python 2.7 is being used.])
+ elif test "${have_libpython}" = python2.6; then
+ AC_DEFINE(HAVE_LIBPYTHON2_6, 1, [Define if Python 2.6 is being used.])
+ elif test "${have_libpython}" = python2.5; then
+ AC_DEFINE(HAVE_LIBPYTHON2_5, 1, [Define if Python 2.5 is being used.])
+ elif test "${have_libpython}" = python2.4; then
+ AC_DEFINE(HAVE_LIBPYTHON2_4, 1, [Define if Python 2.4 is being used.])
+ 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 ${with_python}])
+ ;;
+ esac
+ else
+ if test -n "${python_prefix}"; then
+ AC_DEFINE_UNQUOTED(WITH_PYTHON_PATH, "${python_prefix}",
+ [Define if --with-python provides a path, either directly or via python-config.py --exec-prefix.])
+ GDB_AC_DEFINE_RELOCATABLE(PYTHON_PATH, python, ${python_prefix})
+ fi
+ fi
fi
+if test "${have_libpython}" != no; 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="$CONFIG_SRCS \$(SUBDIR_PYTHON_SRCS)"
+ CONFIG_INSTALL="$CONFIG_INSTALL install-python"
+ 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(${PYTHON_CFLAGS})
+ fi
+
+ # On IRIX, type siginfo is not defined. Instead, sys/siginfo.h provides:
+ # #if _SGIAPI
+ # #define siginfo __siginfo
+ # #endif
+ # The problem is that including Python causes some XOPEN macros to be
+ # unilaterally defined, and that in turn causes _SGIAPI to evaluate
+ # to false. So, we work around this issue by defining siginfo ourself
+ # though the command-line.
+ case "$gdb_host" in
+ irix*) if test "${GCC}" = yes; then
+ CPPFLAGS="$CPPFLAGS -Dsiginfo=__siginfo"
+ fi
+ ;;
+ esac
+else
+ # Even if Python support is not compiled in, we need to have these files
+ # included.
+ CONFIG_OBS="$CONFIG_OBS python.o py-value.o py-prettyprint.o py-auto-load.o"
+ CONFIG_SRCS="$CONFIG_SRCS python/python.c python/py-value.c \
+ python/py-prettyprint.c python/py-auto-load.c"
+fi
+AC_SUBST(PYTHON_CFLAGS)
+
# ------------------------- #
# Checks for header files. #
# ------------------------- #
AC_HEADER_DIRENT
AC_HEADER_STAT
AC_HEADER_STDC
-AC_CHECK_HEADERS(nlist.h)
+# 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>
# include <nlist.h>
#endif
])
-AC_CHECK_HEADERS(machine/reg.h)
-AC_CHECK_HEADERS(poll.h sys/poll.h)
-AC_CHECK_HEADERS(proc_service.h thread_db.h gnu/libc-version.h)
-AC_CHECK_HEADERS(signal.h)
-AC_CHECK_HEADERS(stddef.h)
-AC_CHECK_HEADERS(stdlib.h)
-AC_CHECK_HEADERS(stdint.h)
-AC_CHECK_HEADERS(string.h memory.h strings.h)
-AC_CHECK_HEADERS(sys/fault.h)
-AC_CHECK_HEADERS(sys/file.h)
-AC_CHECK_HEADERS(sys/filio.h)
-AC_CHECK_HEADERS(sys/ioctl.h)
-AC_CHECK_HEADERS(sys/param.h)
-AC_CHECK_HEADERS(sys/resource.h)
AC_CHECK_HEADERS(sys/proc.h, [], [],
[#if HAVE_SYS_PARAM_H
# include <sys/param.h>
#endif
])
-AC_CHECK_HEADERS(sys/procfs.h)
-AC_CHECK_HEADERS(sys/ptrace.h ptrace.h)
-AC_CHECK_HEADERS(sys/reg.h sys/debugreg.h)
-AC_CHECK_HEADERS(sys/select.h)
-AC_CHECK_HEADERS(sys/syscall.h)
-AC_CHECK_HEADERS(sys/types.h)
AC_CHECK_HEADERS(sys/user.h, [], [],
[#if HAVE_SYS_PARAM_H
# include <sys/param.h>
#endif
])
-AC_CHECK_HEADERS(sys/wait.h wait.h)
-AC_CHECK_HEADERS(termios.h termio.h sgtty.h)
-AC_CHECK_HEADERS(unistd.h)
# 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
Solaris 2.[789] when using GCC. ])
fi ;;
esac
-AC_CHECK_HEADERS(curses.h cursesX.h ncurses.h ncurses/ncurses.h)
-AC_CHECK_HEADERS(ncurses/term.h)
+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
])
-# FIXME: kettenis/20030102: In most cases we include these
-# unconditionally, so what's the point in checking these?
-AC_CHECK_HEADERS(ctype.h time.h)
-
-# Create a header we can use portably to get the standard integer types.
-GCC_HEADER_STDINT(gdb_stdint.h)
-
# ------------------------- #
# Checks for declarations. #
# ------------------------- #
-AC_CHECK_DECLS([free, malloc, realloc])
-AC_CHECK_DECLS([strerror, strstr])
-AC_CHECK_DECLS([getopt, snprintf, vsnprintf])
+AC_CHECK_DECLS([free, malloc, realloc, strerror, strstr, getopt,
+ snprintf, vsnprintf])
+AM_LC_MESSAGES
# ----------------------- #
# Checks for structures. #
# ----------------------- #
-AC_CHECK_MEMBERS([struct stat.st_blocks])
-AC_CHECK_MEMBERS([struct stat.st_blksize])
+AC_CHECK_MEMBERS([struct stat.st_blocks, struct stat.st_blksize])
# ------------------ #
# Checks for types. #
[#include <sys/types.h>
#include <sys/socket.h>
])
-AC_CHECK_TYPES(uintptr_t, [], [], [#include <stdint.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)
-AC_CHECK_FUNCS(getrusage)
-AC_CHECK_FUNCS(getuid getgid)
-AC_CHECK_FUNCS(poll)
-AC_CHECK_FUNCS(pread64)
-AC_CHECK_FUNCS(sbrk)
-AC_CHECK_FUNCS(setpgid setpgrp)
-AC_CHECK_FUNCS(sigaction sigprocmask sigsetmask)
-AC_CHECK_FUNCS(socketpair)
-AC_CHECK_FUNCS(syscall)
-AC_CHECK_FUNCS(ttrace)
-AC_CHECK_FUNCS(wborder)
+AC_CHECK_FUNCS([canonicalize_file_name realpath getrusage getuid \
+ getgid pipe poll pread64 resize_term sbrk setpgid setpgrp setsid \
+ sigaction sigprocmask sigsetmask socketpair syscall \
+ ttrace wborder wresize setlocale iconvlist libiconvlist btowc \
+ setrlimit getrlimit posix_madvise waitpid])
+AM_LANGINFO_CODESET
# Check the return and argument types of ptrace. No canned test for
# this, so roll our own.
: ${gdb_cv_func_ptrace_ret='int'}
: ${gdb_cv_func_ptrace_args='int,int,long,long'}
], $gdb_ptrace_headers)
-# Check return type.
+# Check return type. Varargs (used on GNU/Linux) conflict with the
+# empty argument list, so check for that explicitly.
AC_CACHE_CHECK([return type of ptrace], gdb_cv_func_ptrace_ret,
AC_TRY_COMPILE($gdb_ptrace_headers,
- [extern int ptrace ();],
- gdb_cv_func_ptrace_ret='int',
- gdb_cv_func_ptrace_ret='long'))
+ [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'; 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
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
fi
AC_ARG_WITH(included-regex,
- [ --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)],
+ 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
[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]])
+ *-*-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).])
[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 $gdb_cv_printf_has_decfloat = yes; then
+ AC_DEFINE(PRINTF_HAS_DECFLOAT, 1,
+ [Define to 1 if the "%H, %D and %DD" formats work to print decfloats.])
+fi
+
# Check if the compiler supports the `long double' type. We can't use
# AC_C_LONG_DOUBLE because that one does additional checks on the
# constants defined in <float.h> that fail on some systems,
;;
esac
+AC_MSG_CHECKING(for the dynamic export flag)
+dynamic_list=false
+if test "${gdb_native}" = yes; then
+ # The dynamically loaded libthread_db needs access to symbols in the gdb
+ # executable. Older GNU ld supports --export-dynamic but --dynamic-list
+ # may not be supported there.
+ old_LDFLAGS="$LDFLAGS"
+ # Older GNU ld supports --export-dynamic but --dynamic-list it does not.
+ RDYNAMIC="-Wl,--dynamic-list=${srcdir}/proc-service.list"
+ LDFLAGS="$LDFLAGS $RDYNAMIC"
+ if test "${have_libpython}" = no; then
+ AC_TRY_LINK([], [], [dynamic_list=true])
+ else
+ # Workaround http://bugs.python.org/issue4434 where static
+ # libpythonX.Y.a would get its symbols required for
+ # pythonX.Y/lib-dynload/*.so modules hidden by -Wl,--dynamic-list.
+ # Problem does not happen for the recommended libpythonX.Y.so linkage.
+ old_CFLAGS="$CFLAGS"
+ CFLAGS="$CFLAGS $PYTHON_CFLAGS"
+ AC_RUN_IFELSE(
+ AC_LANG_PROGRAM(
+ [#include "]${have_libpython}[/Python.h"],
+ [int err;
+ Py_Initialize ();
+ err = PyRun_SimpleString ("import itertools\n");
+ Py_Finalize ();
+ return err == 0 ? 0 : 1;]),
+ [dynamic_list=true], [], [true])
+ CFLAGS="$old_CFLAGS"
+ fi
+ LDFLAGS="$old_LDFLAGS"
+fi
+if $dynamic_list; then
+ found="-Wl,--dynamic-list"
+ RDYNAMIC='-Wl,--dynamic-list=$(srcdir)/proc-service.list'
+else
+ found="-rdynamic"
+ RDYNAMIC="-rdynamic"
+fi
+AC_SUBST(RDYNAMIC)
+AC_MSG_RESULT($found)
dnl For certain native configurations, we need to check whether thread
dnl support can be built in or not.
CONFIG_OBS="${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
+ CONFIG_LDFLAGS="${CONFIG_LDFLAGS} $RDYNAMIC"
# Sun randomly tweaked the prototypes in <proc_service.h>
# at one point.
AC_MSG_CHECKING(if <proc_service.h> is old)
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,
-[ --with-sysroot[=DIR] Search for usr/lib et al within DIR.],
+AS_HELP_STRING([--with-sysroot@<:@=DIR@:>@], [search for usr/lib et al within DIR]),
[
case ${with_sysroot} in
yes) TARGET_SYSTEM_ROOT='${exec_prefix}/${target_alias}/sys-root' ;;
"${test_exec_prefix}"|"${test_exec_prefix}/"*|\
'${prefix}'|'${prefix}/'*|\
'${exec_prefix}'|'${exec_prefix}/'*)
- t="$TARGET_SYSTEM_ROOT_DEFINE -DTARGET_SYSTEM_ROOT_RELOCATABLE"
- TARGET_SYSTEM_ROOT_DEFINE="$t"
+ target_sysroot_reloc=1
;;
esac
], [
TARGET_SYSTEM_ROOT=
TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"\"'
])
+TARGET_SYSTEM_ROOT_DEFINE="$TARGET_SYSTEM_ROOT_DEFINE -DTARGET_SYSTEM_ROOT_RELOCATABLE=$target_sysroot_reloc"
AC_SUBST(TARGET_SYSTEM_ROOT)
AC_SUBST(TARGET_SYSTEM_ROOT_DEFINE)
+GDB_AC_WITH_DIR(SYSTEM_GDBINIT, system-gdbinit,
+ [automatically load a system-wide gdbinit file],
+ [])
+
AC_ARG_ENABLE(werror,
- [ --enable-werror treat compile warnings as errors],
+ AS_HELP_STRING([--enable-werror], [treat compile warnings as errors]),
[case "${enableval}" in
yes | y) ERROR_ON_WARNING="yes" ;;
no | n) ERROR_ON_WARNING="no" ;;
# gdb/doc/gdbint.texinfo.
build_warnings="-Wall -Wdeclaration-after-statement -Wpointer-arith \
-Wformat-nonliteral -Wno-pointer-sign \
--Wno-unused -Wno-switch -Wno-char-subscripts"
+-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,
-[ --enable-build-warnings Enable build-time compiler warnings if gcc is used],
+AS_HELP_STRING([--enable-build-warnings], [enable build-time compiler warnings if gcc is used]),
[case "${enableval}" in
yes) ;;
no) build_warnings="-w";;
echo "Setting compiler warning flags = $build_warnings" 6>&1
fi])dnl
AC_ARG_ENABLE(gdb-build-warnings,
-[ --enable-gdb-build-warnings Enable GDB specific build-time compiler warnings if gcc is used],
+AS_HELP_STRING([--enable-gdb-build-warnings], [enable GDB specific build-time compiler warnings if gcc is used]),
[case "${enableval}" in
yes) ;;
no) build_warnings="-w";;
OLD_LIBS=$LIBS
CFLAGS="$CFLAGS -I${srcdir}/../include -I../bfd -I${srcdir}/../bfd"
LDFLAGS="$LDFLAGS -L../bfd -L../libiberty"
-LIBS="$LIBS -lbfd -liberty"
+intl=`echo $LIBINTL | sed 's,${top_builddir}/,,g'`
+# -ldl is provided by bfd/Makfile.am (LIBDL) <PLUGINS>.
+if test "$plugins" = "yes"; then
+ LIBS="-ldl $LIBS"
+fi
+LIBS="-lbfd -liberty $intl $LIBS"
AC_CACHE_CHECK([for ELF support in BFD], gdb_cv_var_elf,
[AC_TRY_LINK(
[#include <stdlib.h>
CONFIG_OBS="$CONFIG_OBS elfread.o"
AC_DEFINE(HAVE_ELF, 1,
[Define if ELF support should be included.])
+ # -ldl is provided by bfd/Makfile.am (LIBDL) <PLUGINS>.
+ if test "$plugins" = "yes"; then
+ OLD_LIBS="-ldl $OLD_LIBS"
+ fi
fi
CFLAGS=$OLD_CFLAGS
LDFLAGS=$OLD_LDFLAGS
AC_SUBST(WIN32LDAPP)
case "${host}" in
-*-*-cygwin*)
+*-*-cygwin* | *-*-mingw* )
configdir="win"
;;
*)
GDBTK_SRC_DIR=`pwd`
cd $here
- CY_AC_PATH_TCLCONFIG
- if test -z "${no_tcl}"; then
- CY_AC_LOAD_TCLCONFIG
- CY_AC_PATH_TKCONFIG
-
- # now look for Tcl library stuff
-
- tcldir="../tcl/${configdir}/"
-
- TCL_DEPS="${tcldir}${TCL_LIB_FILE}"
-
- # If $no_tk is nonempty, then we can't do Tk, and there is no
- # point to doing Tcl.
- if test -z "${no_tk}"; then
- CY_AC_LOAD_TKCONFIG
- CY_AC_PATH_TCLH
- CY_AC_PATH_TKH
- CY_AC_PATH_ITCLH
- CY_AC_PATH_ITKH
-
-
- # now look for Tk library stuff
-
- tkdir="../tk/${configdir}/"
-
- TK_DEPS="${tkdir}${TK_LIB_FILE}"
-
- # now look for Itcl library stuff
-
- CY_AC_PATH_ITCLCONFIG
- if test -z "${no_itcl}"; then
- CY_AC_LOAD_ITCLCONFIG
-
- ITCLLIB="${ITCL_BUILD_LIB_SPEC}"
- ITCL_DEPS="${ITCL_LIB_FULL_PATH}"
- fi
-
-
- # now look for Itk library stuff
- CY_AC_PATH_ITKCONFIG
- if test -z "${no_itcl}"; then
- CY_AC_LOAD_ITKCONFIG
-
- ITKLIB="${ITK_BUILD_LIB_SPEC}"
- ITK_DEPS="${ITK_LIB_FULL_PATH}"
- fi
-
- ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_GDBTK_CFLAGS)"
-
- # Include some libraries that Tcl and Tk want.
- TCL_LIBS='$(LIBGUI) $(ITCL) $(ITK) $(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
+ 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
+ intree="yes"
+ fi
+
+ # Find Tk private headers
+ if test x"${intree}" = xno; then
+ CY_AC_TK_PRIVATE_HEADERS
+ TK_INCLUDE="${TK_INCLUDE_SPEC} ${TK_PRIVATE_INCLUDE}"
+ TK_LIBRARY=${TK_LIB_SPEC}
+ 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)
+ AC_SUBST(TK_DEPS)
+ AC_SUBST(TK_XINCLUDES)
+
+ ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_GDBTK_CFLAGS)"
+
+ # Include some libraries that Tcl and Tk want.
+ TCL_LIBS='$(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="${CONFIG_OBS} gdbres.o"
fi
- fi
- AC_CONFIG_SUBDIRS(gdbtk)
+ AC_CONFIG_SUBDIRS(gdbtk)
+ fi
fi
AC_SUBST(X_CFLAGS)
AC_SUBST(X_LDFLAGS)
AC_SUBST(X_LIBS)
-AC_SUBST(TCL_DEPS)
-AC_SUBST(TK_DEPS)
-AC_SUBST(ITCLLIB)
-AC_SUBST(ITCL_DEPS)
-AC_SUBST(ITKLIB)
-AC_SUBST(ITK_DEPS)
AC_SUBST(GDBTKLIBS)
AC_SUBST(GDBTK_CFLAGS)
AC_SUBST(GDBTK_SRC_DIR)
AC_PATH_X
-# Check whether we should enable the TUI, but only do so if we really
-# can.
-if test x"$enable_tui" = xyes; then
- if test -d $srcdir/tui; then
- if test "$ac_cv_search_waddstr" != no; then
- CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_TUI_OBS)"
- CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_TUI_DEPS)"
- CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_TUI_SRCS)"
- CONFIG_INITS="$CONFIG_INITS \$(SUBDIR_TUI_INITS)"
- 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
- AC_MSG_WARN([no enhanced curses library found; disabling TUI])
- fi
- fi
-fi
-
# Unlike the sim directory, whether a simulator is linked is controlled by
-# presence of a SIM= and a SIM_OBS= definition in the target '.mt' file.
+# 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,
-[ --enable-sim Link gdb with simulator],
+AS_HELP_STRING([--enable-sim], [link gdb with simulator]),
[echo "enable_sim = $enable_sim";
echo "enableval = ${enableval}";
case "${enableval}" in
ignore_sim=true
fi
-if test "${ignore_sim}" = "true"; then
- IGNORE_SIM="SIM="
- IGNORE_SIM_OBS="SIM_OBS="
-else
- IGNORE_SIM=""
- IGNORE_SIM_OBS=""
+SIM=
+SIM_OBS=
+if test "${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(IGNORE_SIM)
-AC_SUBST(IGNORE_SIM_OBS)
+AC_SUBST(SIM)
+AC_SUBST(SIM_OBS)
AC_SUBST(ENABLE_CFLAGS)
AC_SUBST(PROFILE_CFLAGS)
host_makefile_frag=/dev/null
fi
-target_makefile_frag=${srcdir}/config/${gdb_target_cpu}/${gdb_target}.mt
-if test ! -f ${target_makefile_frag}; then
- AC_MSG_ERROR("*** Gdb does not support target ${target}")
-fi
-frags="$frags $target_makefile_frag"
-
AC_SUBST_FILE(host_makefile_frag)
-AC_SUBST_FILE(target_makefile_frag)
AC_SUBST(frags)
changequote(,)dnl
-hostfile=`sed -n '
-s/XM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
-' ${host_makefile_frag}`
-
-targetfile=`sed -n '
-s/^[ ]*DEPRECATED_TM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
-' ${target_makefile_frag}`
-
if test "${gdb_native}" = "yes"; then
# We pick this up from the host configuration file (.mh) because we
# do not have a native configuration Makefile fragment.
# Enable multi-ice-gdb-server.
AC_ARG_ENABLE(multi-ice,
-[ --enable-multi-ice build the multi-ice-gdb-server],
+AS_HELP_STRING([--enable-multi-ice], [build the multi-ice-gdb-server]),
[case $enableval in
yes | no)
;;
AC_CONFIG_SUBDIRS(multi-ice)
fi
-# We only build gdbserver automatically in a native configuration.
-if test "$gdb_native" = "yes"; then
+AC_ARG_ENABLE(gdbserver,
+AS_HELP_STRING([--enable-gdbserver],
+ [automatically build gdbserver (yes/no/auto, default is auto)]),
+[case "${enableval}" in
+ yes| no|auto) ;;
+ *) AC_MSG_ERROR(bad value ${enableval} for --enable-gdbserver option) ;;
+esac],[enable_gdbserver=auto])
+
+# We only build gdbserver automatically in a native configuration, and
+# only if the user did not explicitly disable its build.
+if test "$gdb_native" = "yes" -a "$enable_gdbserver" != "no"; then
AC_MSG_CHECKING(whether gdbserver is supported on this host)
if test "x$build_gdbserver" = xyes; then
AC_MSG_RESULT(yes)
AC_CONFIG_SUBDIRS(gdbserver)
+ gdbserver_build_enabled=yes
else
AC_MSG_RESULT(no)
fi
fi
-# If hostfile (XM_FILE) and/or targetfile (DEPRECATED_TM_FILE) and/or
-# nativefile (NAT_FILE) is not set in config/*/*.m[ht] files, we link
+# If the user explicitly request the gdbserver to be built, verify that
+# we were in fact able to enable it.
+if test "$enable_gdbserver" = "yes" -a "$gdbserver_build_enabled" != "yes"; then
+ AC_MSG_ERROR(Automatic gdbserver build is not supported for this configuration)
+fi
+
+# If nativefile (NAT_FILE) is not set in config/*/*.m[ht] files, we link
# to an empty version.
files=
links=
-rm -f xm.h
-xm_h=""
-if test "${hostfile}" != ""; then
- xm_h=xm.h
- case "${hostfile}" in
- xm-*.h ) GDB_XM_FILE="config/${gdb_host_cpu}/${hostfile}" ;;
- * ) GDB_XM_FILE="${hostfile}"
- esac
- files="${files} ${GDB_XM_FILE}"
- links="${links} xm.h"
- AC_DEFINE_UNQUOTED(GDB_XM_FILE, "${GDB_XM_FILE}", [hostfile])
-fi
-AC_SUBST(xm_h)
-
-rm -f tm.h
-tm_h=""
-if test "${targetfile}" != ""; then
- tm_h=tm.h
- case "${targetfile}" in
- tm-*.h ) GDB_TM_FILE="config/${gdb_target_cpu}/${targetfile}" ;;
- * ) GDB_TM_FILE="${targetfile}"
- esac
- files="${files} ${GDB_TM_FILE}"
- links="${links} tm.h"
- AC_DEFINE_UNQUOTED(GDB_TM_FILE, "${GDB_TM_FILE}", [targetfile])
-fi
-AC_SUBST(tm_h)
-
rm -f nm.h
-nm_h=""
if test "${nativefile}" != ""; then
- nm_h=nm.h
case "${nativefile}" in
nm-*.h ) GDB_NM_FILE="config/${gdb_host_cpu}/${nativefile}" ;;
* ) GDB_NM_FILE="${nativefile}"
links="${links} nm.h"
AC_DEFINE_UNQUOTED(GDB_NM_FILE, "${GDB_NM_FILE}", [nativefile])
fi
-AC_SUBST(nm_h)
+AC_SUBST(GDB_NM_FILE)
AC_LINK_FILES($files, $links)
AC_EXEEXT
dnl Detect the character set used by this host.
-
-dnl At the moment, we just assume it's ISO-8859-1 (which is a
-dnl superset of ASCII containing the characters needed for French,
-dnl German, Spanish, Italian, and possibly others), but if were
-dnl *were* to support any host character sets other than ISO-8859-1,
-dnl here's where we'd detect it.
-AC_DEFINE(GDB_DEFAULT_HOST_CHARSET, "ISO-8859-1",
+dnl At the moment, we just assume it's UTF-8.
+AC_DEFINE(GDB_DEFAULT_HOST_CHARSET, "UTF-8",
[Define to be a string naming the default host character set.])
-AM_ICONV
-
-AC_OUTPUT(Makefile .gdbinit:gdbinit.in,
+AC_OUTPUT(Makefile .gdbinit:gdbinit.in doc/Makefile gnulib/Makefile data-directory/Makefile,
[
-dnl Autoconf doesn't provide a mechanism for modifying definitions
-dnl provided by makefile fragments.
-dnl
-
-changequote(,)dnl
-sed -e '/^DEPRECATED_TM_FILE[ ]*=/s,^DEPRECATED_TM_FILE[ ]*=[ ]*,&config/'"${gdb_target_cpu}"'/,
-/^XM_FILE[ ]*=/s,^XM_FILE[ ]*=[ ]*,&config/'"${gdb_host_cpu}"'/,
-/^NAT_FILE[ ]*=/s,^NAT_FILE[ ]*=[ ]*,&config/'"${gdb_host_cpu}"'/,' <Makefile >Makefile.tmp
-mv -f Makefile.tmp Makefile
-changequote([,])dnl
-
-
case x$CONFIG_HEADERS in
xconfig.h:config.in)
echo > stamp-h ;;
esac
-],
-[
-gdb_host_cpu=$gdb_host_cpu
-gdb_target_cpu=$gdb_target_cpu
-nativefile=$nativefile
])
exit 0
projects / binutils.git / blobdiff