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, 2007, 2008
+dnl 2005, 2006, 2007, 2008, 2009
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
AM_PROG_CC_STDC
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=
# generate its Makefile.in.
AM_INIT_AUTOMAKE(gdb, UNUSED-VERSION, [no-define])
-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}'|'${exec_prefix}/'*)
- AC_DEFINE(DEBUGDIR_RELOCATABLE, 1, [Define if the debug directory should be relocated when GDB is moved.])
- ;;
-esac
+GDB_AC_WITH_DIR(DEBUGDIR, separate-debug-dir,
+ [look for global separate debug info in this path @<:@LIBDIR/debug@:>@],
+ [${libdir}/debug])
+
+# 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(doc testsuite)
# Check whether to support alternative target configurations
AC_ARG_ENABLE(targets,
-[ --enable-targets alternative target configurations],
+AS_HELP_STRING([--enable-targets=TARGETS], [alternative target configurations]),
[case "${enableval}" in
yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
;;
# Check whether to enable 64-bit support on 32-bit hosts
AC_ARG_ENABLE(64-bit-bfd,
-[ --enable-64-bit-bfd 64-bit support (on hosts with narrower word sizes)],
+AS_HELP_STRING([--enable-64-bit-bfd], [64-bit support (on hosts with narrower word sizes)]),
[case "${enableval}" in
yes) want64=true ;;
no) want64=false ;;
# 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 | 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)
;;
# Link in zlib if we can. This allows us to read compressed debug sections.
AC_SEARCH_LIBS(zlibVersion, z, [AC_CHECK_HEADERS(zlib.h)])
-# For the TUI, we need enhanced curses functionality.
-#
-# 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])
-
# 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.
+#
+# 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 $host_os in
+ alpha*-*-osf* )
+ if "$enable_tui" = "yes"; then
+ AC_MSG_ERROR([Building GDB with TUI mode is not supported on this host])
+ fi
+ if "$enable_tui" = "auto"; then
+ enable_tui=no
+ fi
+ ;;
+esac
+
+# For the TUI, we need enhanced curses functionality.
+if test x"$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"$enable_tui" = xyes; then
+ AC_MSG_ERROR([no enhanced curses library found; disable TUI])
+ else
+ AC_MSG_WARN([no enhanced curses library found; disabling TUI])
+ fi
+ fi
+ fi
+fi
+
# Since GDB uses Readline, we need termcap functionality. In many
# cases this will be provided by the curses library, but some systems
# have a seperate termcap library, or no curses library at all.
;;
*mingw32*)
ac_cv_search_tgetent="none required"
- CONFIG_OBS="$CONFIG_OBS win32-termcap.o"
+ CONFIG_OBS="$CONFIG_OBS windows-termcap.o"
;;
esac
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 python-value.o python-prettyprint.o"
+ CONFIG_SRCS="$CONFIG_SRCS python/python.c python/python-value.c python/python-prettyprint.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(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
])
-# Check for HP/UX 64-bit shared library support
-AC_CHECK_HEADERS(elf_hp.h)
-
-# 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)
-
# ------------------------- #
# 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. #
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 setsid)
-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 sbrk setpgid setpgrp setsid \
+ sigaction sigprocmask sigsetmask socketpair syscall \
+ ttrace wborder setlocale iconvlist libiconvlist btowc])
+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' 'void *'; do
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
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" ;;
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";;
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="$LIBS -lbfd -liberty $intl"
+LIBS="-lbfd -liberty $intl $LIBS"
AC_CACHE_CHECK([for ELF support in BFD], gdb_cv_var_elf,
[AC_TRY_LINK(
[#include <stdlib.h>
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" != xno; 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="${CONFIG_UNINSTALL} uninstall-tui"
- else
- if test x"$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
-
# 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
# 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
# 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 $enableval in
yes | no)
;;
links=
rm -f nm.h
-nm_h=""
if test "${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, $links)
AC_EXEEXT
dnl Detect the character set used by this host.
-
-dnl At the moment, we just assume it's ISO-8859-1 (which is a
-dnl superset of ASCII containing the characters needed for French,
-dnl German, Spanish, Italian, and possibly others), but if were
-dnl *were* to support any host character sets other than ISO-8859-1,
-dnl here's where we'd detect it.
-AC_DEFINE(GDB_DEFAULT_HOST_CHARSET, "ISO-8859-1",
+dnl At the moment, we just assume it's UTF-8.
+AC_DEFINE(GDB_DEFAULT_HOST_CHARSET, "UTF-8",
[Define to be a string naming the default host character set.])
-AM_ICONV
-
AC_OUTPUT(Makefile .gdbinit:gdbinit.in gnulib/Makefile,
[
-dnl Autoconf doesn't provide a mechanism for modifying definitions
-dnl provided by makefile fragments.
-dnl
-
-changequote(,)dnl
-sed -e '/^NAT_FILE[ ]*=/s,^NAT_FILE[ ]*=[ ]*,&config/'"${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
-nativefile=$nativefile
])
exit 0