dnl Autoconf configure script for GDB, the GNU debugger.
-dnl Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2001
+dnl Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
dnl Free Software Foundation, Inc.
dnl
dnl This file is part of GDB.
AC_CONFIG_AUX_DIR(`cd $srcdir;pwd`/..)
AC_CANONICAL_SYSTEM
-dnl gdb doesn't use gettext, but bfd does. We call this to ensure we
-dnl link with the correct libraries.
+# FIXME: kettenis/20030102: The AC_PROG_RANLIB from Autoconf 2.13
+# doesn't support cross-compilation, but the one from Autoconf 2.5x
+# does. Override RANLIB here (i.e. before running AC_PROG_RANLIB) to
+# deal with the lossage. Note that CY_GNU_GETTEXT currently calls
+# AC_PROG_RANLIB. This can be removed when we switch to # Autoconf
+# 2.5x.
+AC_CHECK_TOOL(RANLIB, ranlib, :)
+
+dnl Set up for gettext. PACKAGE is used when we call bindtextdomain.
ALL_LINGUAS=
CY_GNU_GETTEXT
+AC_DEFINE(PACKAGE, "gdb", [Name of this package. ])
+
dnl List of object files added by configure.
CONFIG_INSTALL=
CONFIG_UNINSTALL=
+SUBDIRS="doc testsuite nlm"
configdirs="doc testsuite"
AC_ARG_ENABLE(multi-ice,
configdirs="${configdirs} multi-ice"
fi
-dnl
-changequote(,)dnl
+. $srcdir/configure.host
-. ${srcdir}/configure.host
+. $srcdir/configure.tgt
-. ${srcdir}/configure.tgt
+# Fetch the default architecture and default target vector from BFD.
+targ=$target; . $srcdir/../bfd/config.bfd
-targ=${target} ; . ${srcdir}/../bfd/config.bfd
+# We only want the first architecture, so strip off the others if
+# there is more than one.
+targ_archs=`echo $targ_archs | sed 's/ .*//'`
-dnl
-changequote([,])dnl
+if test "x$targ_archs" != x; then
+ AC_DEFINE_UNQUOTED(DEFAULT_BFD_ARCH, $targ_archs,
+ [Define to BFD's default architecture. ])
+fi
+if test "x$targ_defvec" != x; then
+ AC_DEFINE_UNQUOTED(DEFAULT_BFD_VEC, $targ_defvec,
+ [Define to BFD's default target vector. ])
+fi
+
+AC_ARG_PROGRAM
-dnl use BFD to determine the default architecture and byte order
-dnl (bfd_vec->byteorder provides the latter).
-targ=${target}
-. ${srcdir}/../bfd/config.bfd
+# The CLI cannot be disabled yet, but may be in the future.
-dnl We only want the first arch, if there is more than one.
-targ_archs=`echo ${targ_archs} | sed -e 's/ .*//;'`
+# Enable CLI.
+AC_ARG_ENABLE(gdbcli,
+[ --disable-gdbcli disable command-line interface (CLI)],
+ [case $enableval in
+ yes)
+ ;;
+ no)
+ AC_MSG_ERROR([the command-line interface cannot be disabled yet]) ;;
+ *)
+ AC_MSG_ERROR([bad value $enableval for --enable-gdbcli]) ;;
+ esac],
+ [enable_gdbcli=yes])
+if test x"$enable_gdbcli" = xyes; then
+ if test -d $srcdir/cli; then
+ CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_CLI_OBS)"
+ CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_CLI_DEPS)"
+ CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_CLI_SRCS)"
+ CONFIG_INITS="$CONFIG_INITS \$(SUBDIR_CLI_INITS)"
+ ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_CLI_CFLAGS)"
+ CONFIG_ALL="$CONFIG_ALL \$(SUBDIR_CLI_ALL)"
+ CONFIG_CLEAN="$CONFIG_CLEAN \$(SUBDIR_CLI_CLEAN)"
+ CONFIG_INSTALL="$CONFIG_INSTALL \$(SUBDIR_CLI_INSTALL)"
+ CONFIG_UNINSTALL="$CONFIG_UNINSTALL \$(SUBDIR_CLI_UNINSTALL)"
+ fi
+fi
-if test x"${targ_archs}" != x ; then
- AC_DEFINE_UNQUOTED(DEFAULT_BFD_ARCH, ${targ_archs})
+# Enable MI.
+AC_ARG_ENABLE(gdbmi,
+[ --disable-gdbmi disable machine-interface (MI)],
+ [case $enableval in
+ yes | no)
+ ;;
+ *)
+ AC_MSG_ERROR([bad value $enableval for --enable-gdbmi]) ;;
+ esac],
+ [enable_gdbmi=yes])
+if test x"$enable_gdbmi" = xyes; then
+ if test -d $srcdir/mi; then
+ CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_MI_OBS)"
+ CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_MI_DEPS)"
+ CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_MI_SRCS)"
+ CONFIG_INITS="$CONFIG_INITS \$(SUBDIR_MI_INITS)"
+ ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_MI_CFLAGS)"
+ CONFIG_ALL="$CONFIG_ALL \$(SUBDIR_MI_ALL)"
+ CONFIG_CLEAN="$CONFIG_CLEAN \$(SUBDIR_MI_CLEAN)"
+ CONFIG_INSTALL="$CONFIG_INSTALL \$(SUBDIR_MI_INSTALL)"
+ CONFIG_UNINSTALL="$CONFIG_UNINSTALL \$(SUBDIR_MI_UNINSTALL)"
+ fi
fi
-if test x"${targ_defvec}" != x ; then
- AC_DEFINE_UNQUOTED(DEFAULT_BFD_VEC, ${targ_defvec})
+
+# Enable TUI.
+AC_ARG_ENABLE(tui,
+[ --enable-tui enable full-screen terminal user interface (TUI)],
+ [case $enableval in
+ yes | no)
+ ;;
+ *)
+ AC_MSG_ERROR([bad value $enableval for --enable-tui]) ;;
+ esac])
+if test x"$enable_tui" = xyes; then
+ if test -d $srcdir/tui; then
+ CONFIG_OBS="$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="$CONFIG_ALL \$(SUBDIR_TUI_ALL)"
+ CONFIG_CLEAN="$CONFIG_CLEAN \$(SUBDIR_TUI_CLEAN)"
+ CONFIG_INSTALL="$CONFIG_INSTALL \$(SUBDIR_TUI_INSTALL)"
+ CONFIG_UNINSTALL="$CONFIG_UNINSTALL \$(SUBDIR_TUI_UNINSTALL)"
+ need_curses=yes
+ fi
fi
+# --------------------- #
+# Checks for programs. #
+# --------------------- #
+
AC_PROG_AWK
AC_PROG_INSTALL
+AC_PROG_LN_S
+AC_PROG_RANLIB
+AC_PROG_YACC
+
AC_CHECK_TOOL(AR, ar)
-AC_CHECK_TOOL(RANLIB, ranlib, :)
AC_CHECK_TOOL(DLLTOOL, dlltool)
AC_CHECK_TOOL(WINDRES, windres)
-AC_PROG_YACC
-dnl MiG is needed for the Hurd.
+# Needed for GNU/Hurd.
AC_CHECK_TOOL(MIG, mig)
-AC_ARG_PROGRAM
+# ---------------------- #
+# Checks for libraries. #
+# ---------------------- #
-AC_TYPE_SIGNAL
+# We might need to link with -lm; most simulators need it.
+AC_CHECK_LIB(m, main)
-AC_HEADER_STDC
+# We need to link with -lw to get `wctype' on Solaris before Solaris
+# 2.6. Solaris 2.6 and beyond have this function in libc, and have a
+# libw that some versions of the GNU linker cannot hanle (GNU ld 2.9.1
+# is known to have this problem). Therefore we avoid libw if we can.
+AC_CHECK_FUNC(wctype, [],
+ [AC_CHECK_LIB(w, wctype)])
+
+# Some systems (e.g. Solaris) have `socketpair' in libsocket.
+AC_SEARCH_LIBS(socketpair, socket)
-dnl Solaris 7 needs _MSE_INT_H defined to avoid a clash between <widec.h>
-dnl and <wchar.h> that causes AC_CHECK_HEADERS to think <curses.h> doesn't
-dnl exist.
-
-case $host_os in solaris2.7 | solaris2.8) case "$GCC" in yes)
- AC_DEFINE(_MSE_INT_H)
-esac; esac
-
-AC_CHECK_HEADERS(ctype.h endian.h nlist.h link.h thread_db.h proc_service.h \
- memory.h objlist.h ptrace.h sgtty.h stddef.h stdlib.h \
- string.h sys/procfs.h sys/ptrace.h sys/reg.h stdint.h \
- term.h termio.h termios.h unistd.h wait.h sys/wait.h \
- wchar.h wctype.h asm/debugreg.h sys/debugreg.h sys/select.h \
- time.h sys/file.h sys/ioctl.h sys/user.h sys/fault.h sys/syscall.h \
- dirent.h sys/ndir.h sys/dir.h ndir.h \
- curses.h ncurses.h \
- poll.h sys/poll.h)
+# Since GDB uses Readline, we need termcap functionality, so we need
+# to find a library that provides that. When GDB is configured with
+# --enable-tui, we need full curses functionality.
+#
+# FIXME: kettenis/20030102: We seem to prefer HP curses (Hcurses) over
+# Xcurses on HP-UX; see the `-D__HP_CURSES' in the relevant host
+# Makefile fragments. That's why we need to have `Hcurses' before
+# `curses'. I don't see why we should use HP curses if a more
+# standard curses is available, except that according to HP's
+# documentation one needs to compile `-D_XOPEN_SOURCE_EXTENDED' on
+# HP-UX 10.10 and 10.20.
+
+if test "$need_curses" = yes; then
+ AC_SEARCH_LIBS(initscr, [ncurses Hcurses curses], [],
+ [AC_MSG_ERROR([no curses library found])])
+fi
+
+case $host_os in
+ cygwin*)
+ if test -d $srcdir/libtermcap; then
+ LIBS="../libtermcap/libtermcap.a $LIBS"
+ ac_cv_search_tgetent="../libtermcap/libtermcap.a"
+ fi ;;
+ go32*)
+ # ??? Is this really true?
+ ac_cv_search_tgetent="none required"
+ ;;
+ aix*)
+ # Readline prefers curses over termcap on AIX.
+ # ??? Why?
+ AC_SEARCH_LIBS(tgetent, [tinfo ncurses curses termcap])
+ ;;
+esac
+
+# Note: We used to check for libtermlib and libterminfo too, but
+# Readline doesn't, so I think we're safe with leaving them out.
+AC_SEARCH_LIBS(tgetent, [termcap tinfo ncurses Hcurses curses])
+
+if test "$ac_cv_search_tgetent" = no; then
+ AC_MSG_ERROR([no termcap library found])
+fi
+
+# ------------------------- #
+# Checks for header files. #
+# ------------------------- #
+
+AC_HEADER_DIRENT
AC_HEADER_STAT
+AC_HEADER_STDC
+AC_CHECK_HEADERS(link.h)
+AC_CHECK_HEADERS(nlist.h)
+AC_CHECK_HEADERS(poll.h sys/poll.h)
+AC_CHECK_HEADERS(proc_service.h thread_db.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/proc.h)
+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/user.h)
+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.[78], 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 $host_os in
+ solaris2.[[78]])
+ if test "$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.[78] when using GCC. ]])
+ fi ;;
+esac
+AC_CHECK_HEADERS(curses.h ncurses.h term.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 types. #
+# ------------------ #
+
+AC_TYPE_SIGNAL
+
+# ------------------------------------- #
+# Checks for compiler characteristics. #
+# ------------------------------------- #
AC_C_CONST
+AC_C_INLINE
+
+# ------------------------------ #
+# Checks for library functions. #
+# ------------------------------ #
-AC_CHECK_FUNCS(setpgid setpgrp sbrk sigaction isascii bzero bcopy btowc poll sigprocmask)
-AC_FUNC_VFORK
AC_FUNC_ALLOCA
+AC_FUNC_MMAP
+AC_FUNC_VFORK
+AC_CHECK_FUNCS(canonicalize_file_name realpath)
+AC_CHECK_FUNCS(poll)
+AC_CHECK_FUNCS(sbrk)
+AC_CHECK_FUNCS(setpgid setpgrp)
+AC_CHECK_FUNCS(sigaction sigprocmask sigsetmask)
+AC_CHECK_FUNCS(socketpair)
+
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_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 $gdb_cv_have_gnu_regex = yes; then
+ gdb_use_included_regex=no
+fi
+
+AC_ARG_WITH(included-regex,
+ [ --without-included-regex don't use included regex; this is the default
+ on systems with version 2 of the GNU C library
+ (use with caution on other system)],
+ gdb_with_regex=$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
+
# 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_CACHE_CHECK([for r_fs in struct reg], gdb_cv_struct_reg_r_fs,
AC_DEFINE(HAVE_PT_GETDBREGS)
fi
-
-AC_CHECK_LIB(socket, socketpair)
-AC_CHECK_FUNCS(socketpair)
+# 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)
+fi
BFD_NEED_DECLARATION(malloc)
BFD_NEED_DECLARATION(strerror)
BFD_NEED_DECLARATION(strdup)
BFD_NEED_DECLARATION(strstr)
-
+BFD_NEED_DECLARATION(canonicalize_file_name)
# The following save_state_t checkery is only necessary for HPUX
# versions earlier than 10.20. When those fade from memory, this
ia64-*-aix*)
AC_DEFINE(NEW_PROC_API)
;;
- *-*-unixware* | *-*-sysv4.2* | *-*-sysv5*)
+ *-*-unixware* | *-*-sysv4.2* | *-*-sysv5* | *-*-interix* )
AC_DEFINE(NEW_PROC_API)
;;
*-*-solaris2.[[678]])
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 lin-thread.c.
+ dnl around it in gdb_proc_service.h.
if test $bfd_cv_have_sys_procfs_type_prfpregset_t = yes; then
AC_MSG_CHECKING(whether prfpregset_t type is broken)
AC_MSG_RESULT($gdb_cv_have_struct_link_map32)
if test $gdb_cv_have_struct_link_map32 = yes; then
AC_DEFINE(HAVE_STRUCT_LINK_MAP32)
+ AC_DEFINE(_SYSCALL32)
fi
fi
-dnl See if host has libm. This is usually needed by simulators.
-AC_CHECK_LIB(m, main)
-
-dnl Solaris puts wctype in /usr/lib/libw.a before Solaris 2.6.
-dnl
-dnl A bug in GNU ld 2.9.1 causes a problem if we link in -lw
-dnl under Solaris 2.6 because it is some funky empty library.
-dnl So only link in libw if we have to.
-AC_CHECK_LIB(c, wctype,: ,AC_CHECK_LIB(w, wctype))
-
dnl See if compiler supports "long long" type.
AC_MSG_CHECKING(for long long support in compiler)
fi
AC_MSG_RESULT($gdb_cv_scanf_has_long_double)
-AC_FUNC_MMAP
+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\ $gdb_cv_bigtoc
+ AC_TRY_LINK([], [int i;], [], [gdb_cv_bigtoc=])
+ ])
+ CONFIG_LDFLAGS="${CONFIG_LDFLAGS} ${gdb_cv_bigtoc}"
+ ;;
+esac
-dnl See if thread_db library is around for Solaris thread debugging. Note that
-dnl we must explicitly test for version 1 of the library because version 0
-dnl (present on Solaris 2.4 or earlier) doesn't have the same API.
-dnl Note that we only want this if we are both native (host == target), and
-dnl not doing a canadian cross build (build == host).
+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 ${host_os} in
fi
;;
solaris*)
+ # See if thread_db library is around for Solaris thread debugging.
+ # Note that we must explicitly test for version 1 of the library
+ # because version 0 (present on Solaris 2.4 or earlier) doesn't have
+ # the same API.
AC_MSG_CHECKING(for Solaris thread debugging library)
if test -f /usr/lib/libthread_db.so.1 ; then
AC_MSG_RESULT(yes)
AC_MSG_RESULT(no)
fi
;;
+ aix*)
+ AC_MSG_CHECKING(for AiX thread debugging library)
+ AC_CACHE_VAL(gdb_cv_have_aix_thread_debug,
+ [AC_TRY_COMPILE([#include <sys/pthdebug.h>],
+ [#ifndef PTHDB_VERSION_3
+ #error
+ #endif],
+ gdb_cv_have_aix_thread_debug=yes,
+ gdb_cv_have_aix_thread_debug=no)])
+ AC_MSG_RESULT($gdb_cv_have_aix_thread_debug)
+ if test $gdb_cv_have_aix_thread_debug = yes; then
+ CONFIG_SRCS="${CONFIG_SRCS} aix-thread.c"
+ CONFIG_LIB_OBS="${CONFIG_LIB_OBS} aix-thread.o"
+ CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -lpthdebug"
+ fi
+ ;;
esac
AC_SUBST(CONFIG_LDFLAGS)
fi
-dnl The CLI cannot be disabled yet, but may be in the future
-
-dnl Handle CLI sub-directory configury.
-AC_ARG_ENABLE(gdbcli,
-[ --enable-gdbcli Enable GDB-CLI interface],
-[
- case "${enableval}" in
- yes) enable_gdbcli=yes ;;
- "") enable_gdbcli=yes ;;
- no)
- AC_MSG_ERROR(The CLI cannot be disabled yet)
- ;;
- *)
- AC_MSG_ERROR(Bad value for --enable-gdbcli: ${enableval})
- ;;
- esac
-],
-[enable_gdbcli=yes])
-case ${enable_gdbcli} in
- "yes" )
- if test -d "${srcdir}/cli" ; then
- CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_CLI_OBS)"
- CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_CLI_DEPS)"
- CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_CLI_SRCS)"
- CONFIG_INITS="${CONFIG_INITS} \$(SUBDIR_CLI_INITS)"
- ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_CLI_CFLAGS)"
- CONFIG_ALL="${CONFIG_ALL} \$(SUBDIR_CLI_ALL)"
- CONFIG_CLEAN="${CONFIG_CLEAN} \$(SUBDIR_CLI_CLEAN)"
- CONFIG_INSTALL="${CONFIG_INSTALL} \$(SUBDIR_CLI_INSTALL)"
- CONFIG_UNINSTALL="${CONFIG_UNINSTALL} \$(SUBDIR_CLI_UNINSTALL)"
- fi
- ;;
-esac
-
-dnl Handle optional features that can be enabled.
+dnl See if we have a thread_db header file that has TD_NOTALLOC.
+if test "x$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
+ )
+ )
+fi
+if test "x$gdb_cv_thread_db_h_has_td_notalloc" = "xyes"; then
+ AC_DEFINE(THREAD_DB_HAS_TD_NOTALLOC, 1,
+ [Define if <thread_db.h> has the TD_NOTALLOC error code.])
+fi
-dnl Handle MI sub-directory configury.
-AC_ARG_ENABLE(gdbmi,
-[ --enable-gdbmi Enable GDB-MI interface],
-[
- case "${enable_gdbmi}" in
- yes | no) ;;
- "") enable_gdbmi=yes ;;
- *)
- AC_MSG_ERROR(Bad value for --enable-gdbmi: ${enableval})
- ;;
+dnl linux-proc.c wants to use pread64, which may require special CFLAGS
+dnl -D_BSD_SOURCE is normally assumed but we have to specify it because of
+dnl -D_XOPEN_SOURCE=500.
+if test $host = $target; then
+ case $target in
+ *-linux*)
+ save_CFLAGS=$CFLAGS
+ CFLAGS="$CFLAGS -D_BSD_SOURCE -D_XOPEN_SOURCE=500 -D_LARGEFILE64_SOURCE"
+ AC_TRY_LINK([#include <unistd.h>],
+ [pread64 (0, NULL, 0, 0);],
+ [ENABLE_CFLAGS="$ENABLE_CFLAGS -D_BSD_SOURCE -D_XOPEN_SOURCE=500 -D_LARGEFILE64_SOURCE"
+ AC_DEFINE(HAVE_PREAD64)], [])
+ CFLAGS=$save_CFLAGS
+ ;;
esac
-],
-[enable_gdbmi=yes])
-case ${enable_gdbmi} in
- "yes" )
- if test -d "${srcdir}/mi" ; then
- CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_MI_OBS)"
- CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_MI_DEPS)"
- CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_MI_SRCS)"
- CONFIG_INITS="${CONFIG_INITS} \$(SUBDIR_MI_INITS)"
- ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_MI_CFLAGS)"
- CONFIG_ALL="${CONFIG_ALL} \$(SUBDIR_MI_ALL)"
- CONFIG_CLEAN="${CONFIG_CLEAN} \$(SUBDIR_MI_CLEAN)"
- CONFIG_INSTALL="${CONFIG_INSTALL} \$(SUBDIR_MI_INSTALL)"
- CONFIG_UNINSTALL="${CONFIG_UNINSTALL} \$(SUBDIR_MI_UNINSTALL)"
- fi
- ;;
-esac
-
-# Configure UI_OUT by default (before 5.2 it can be disabled)
-# It must be configured if gdbmi is configured
-
-UIOUT_CFLAGS=
-AC_SUBST(UIOUT_CFLAGS)
-
-AC_ARG_WITH(uiout,
-[ --with-uiout Use new uiout functions instead of *printf's],
-[case "${withval}" in
- yes) want_uiout=true ;;
- no) if test $enable_gdbmi = yes; then
- AC_MSG_ERROR(uiout is needed for MI and cannot be disabled)
- else
- want_uiout=false
- fi ;;
- *) AC_MSG_ERROR(bad value ${withval} for GDB with-uiout option) ;;
-esac],
-[want_uiout=true])dnl
-
-if test $want_uiout = true; then
- UIOUT_CFLAGS="-DUI_OUT=1"
fi
-AC_ARG_ENABLE(tui,
-[ --enable-tui Enable full-screen terminal user interface],
-[
- case "${enable_tui}" in
- yes | no) ;;
- "") enable_tui=yes ;;
- *)
- AC_MSG_ERROR(Bad value for --enable-tui: ${enableval})
- ;;
- esac
-])
-case ${enable_tui} in
- "yes" )
- if test -d "${srcdir}/tui" ; 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} \$(SUBDIR_TUI_ALL)"
- CONFIG_CLEAN="${CONFIG_CLEAN} \$(SUBDIR_TUI_CLEAN)"
- CONFIG_INSTALL="${CONFIG_INSTALL} \$(SUBDIR_TUI_INSTALL)"
- CONFIG_UNINSTALL="${CONFIG_UNINSTALL} \$(SUBDIR_TUI_UNINSTALL)"
- fi
- ;;
-esac
+dnl Handle optional features that can be enabled.
AC_ARG_ENABLE(netrom,
[ --enable-netrom Enable NetROM support],
case $w in
-Werr*) WERROR_CFLAGS=-Werror ;;
*) # Check that GCC accepts it
- if $CC $w 2>&1 | grep 'unrecognized option' > /dev/null; then
- :
- else
- WARN_CFLAGS="${WARN_CFLAGS} $w"
- fi
+ saved_CFLAGS="$CFLAGS"
+ CFLAGS="$CFLAGS $w"
+ AC_TRY_COMPILE([],[],WARN_CFLAGS="${WARN_CFLAGS} $w",)
+ CFLAGS="$saved_CFLAGS"
esac
done
AC_MSG_RESULT(${WARN_CFLAGS}${WERROR_CFLAGS})
MMALLOC='../mmalloc/libmmalloc.a'
fi
-AC_ARG_WITH(included-regex,
-[ --with-included-regex Use included regex],
-[case "${withval}" in
- yes) want_included_regex=true ;;
- no) want_included_regex=false;;
- *) AC_MSG_ERROR(bad value ${withval} for GDB with-included-regex option) ;;
-esac],[want_included_regex=true])dnl
-
-if test $want_included_regex = false; then
- AC_MSG_CHECKING(for GNU regex)
- AC_CACHE_VAL(gdb_cv_have_gnu_regex,
-[AC_TRY_COMPILE([#include <gnu-versions.h>
-#include <sys/types.h>
-#include <regex.h>],
-[#if !defined _GNU_REGEX_INTERFACE_VERSION || !defined __GLIBC__ || __GLIBC__ < 2
-#error No valid GNU regex.
-#endif
-],
- [gdb_cv_have_gnu_regex=yes],
- [gdb_cv_have_gnu_regex=no])])
- AC_MSG_RESULT($gdb_cv_have_gnu_regex)
- if test $gdb_cv_have_gnu_regex = no; then
- want_included_regex=true
- fi
-fi
-
-if test x${want_included_regex} = xtrue; then
- REGEX="gnu-regex.o"
- AC_DEFINE(USE_INCLUDED_REGEX)
-fi
-AC_SUBST(REGEX)
-
# In the Cygwin environment, we need some additional flags.
AC_CACHE_CHECK([for cygwin], gdb_cv_os_cygwin,
[AC_EGREP_CPP(lose, [
esac
AC_SUBST(SER_HARDWIRE)
-
-dnl Figure out which term library to use.
-if test x$gdb_host = xgo32; then
- TERM_LIB=
-else
-if test x$gdb_cv_os_cygwin = xyes; then
- TERM_LIB='`if test -r ../libtermcap/libtermcap.a; then echo ../libtermcap/libtermcap.a; else echo -ltermcap; fi`'
-else
- TERM_LIB=
- AC_CHECK_LIB(ncurses, tgetent, TERM_LIB=-lncurses,
- AC_CHECK_LIB(Hcurses, tgetent, TERM_LIB=-lHcurses,
- AC_CHECK_LIB(termlib, tgetent, TERM_LIB=-ltermlib,
- AC_CHECK_LIB(termcap, tgetent, TERM_LIB=-ltermcap,
- AC_CHECK_LIB(curses, tgetent, TERM_LIB=-lcurses,
- AC_CHECK_LIB(terminfo, tgetent, TERM_LIB=-lterminfo))))))
-
- if test "x$TERM_LIB" = x
- then
- AC_MSG_ERROR(Could not find a term library, e.g. termcap or termlib!)
- fi
-fi
-fi
-AC_SUBST(TERM_LIB)
-
# libreadline needs libuser32.a in a cygwin environment
WIN32LIBS=
if test x$gdb_cv_os_cygwin = xyes; then
AC_SUBST(LIBGUI)
AC_SUBST(GUI_CFLAGS_X)
-AC_ARG_WITH(cpu,
-[ --with-cpu=CPU Set the default CPU variant to debug],
-[case "${target}" in
- powerpc-* | powerpcle-* )
- ## It would be nice to keep this table in sync with the one in
- ## gcc/configure.
- case "${with_cpu}" in
- ppc-uisa | rs6000 | 403 | 403GC | 505 | 860 | 601 | 602 | 603 \
- | 604 | 750 )
- ## Those are all handled in variants in rs6000-tdep.c, so they're fine.
- ;;
- common | power | power2 | rios | rios1 | rios2 | rsc | rsc1 )
- ## These are all RS6000 variants, as far as GDB is concerned.
- with_cpu=rs6000
- ;;
- 603e | ec603e )
- with_cpu=603
- ;;
- 604e )
- with_cpu=604
- ;;
- * )
- AC_MSG_WARN(GDB: unknown --with-cpu value: \`${with_cpu}'; using \`ppc-uisa'.)
- with_cpu=ppc-uisa
- ;;
- esac
- ;;
- * )
- AC_MSG_WARN(GDB may ignore the --with-cpu flag for ${target} targets)
- ;;
-esac
-AC_DEFINE_UNQUOTED(TARGET_CPU_DEFAULT, "${with_cpu}")
-],)
-
-
AC_ARG_ENABLE(gdbtk,
[ --enable-gdbtk Enable GDBTK GUI front end],
[case "${enableval}" in
CY_AC_PATH_TKH
CY_AC_PATH_ITCLH
CY_AC_PATH_ITKH
- CY_AC_PATH_TIXH
# now look for Tk library stuff
CY_AC_PATH_ITCLCONFIG
if test -z "${no_itcl}"; then
- CY_AC_LOAD_ITCLCONFIG
- case "${host}" in
- *-*-cygwin*)
- itcldir=../itcl/itcl/win/
- ;;
- *)
- itcldir=../itcl/itcl/unix/
- ;;
- esac
-
+ CY_AC_LOAD_ITCLCONFIG
ITCLLIB="${ITCL_BUILD_LIB_SPEC}"
- ITCL_DEPS="${itcldir}${ITCL_LIB_FILE}"
+ ITCL_DEPS="${ITCL_LIB_FULL_PATH}"
fi
if test -z "${no_itcl}"; then
CY_AC_LOAD_ITKCONFIG
- case "${host}" in
- *-*-cygwin*)
- itkdir=../itcl/itk/win/
- ;;
- *)
- itkdir=../itcl/itk/unix/
- ;;
- esac
-
ITKLIB="${ITK_BUILD_LIB_SPEC}"
- ITK_DEPS="${itkdir}${ITK_LIB_FILE}"
- fi
-
- # now look for Tix library stuff
- CY_AC_PATH_TIXCONFIG
- if test -z "${no_tix}"; then
- CY_AC_LOAD_TIXCONFIG
- TIXLIB="${TIX_BUILD_LIB_SPEC}"
- TIX_DEPS="${TIX_BUILD_LOCATION}/${TIX_LIB_FILE}"
+ ITK_DEPS="${ITK_LIB_FULL_PATH}"
fi
ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_GDBTK_CFLAGS)"
fi
# Include some libraries that Tcl and Tk want.
- TCL_LIBS='$(LIBGUI) $(ITCL) $(ITK) $(TIX) $(TK) $(TCL) $(X11_LDFLAGS) $(X11_LIBS)'
+ TCL_LIBS='$(LIBGUI) $(ITCL) $(ITK) $(TK) $(TCL) $(X11_LDFLAGS) $(X11_LIBS)'
# Yes, the ordering seems wrong here. But it isn't.
# TK_LIBS is the list of libraries that need to be linked
# after Tcl/Tk. Note that this isn't put into LIBS. If it
fi
fi
fi
+
+ SUBDIRS="${SUBDIRS} gdbtk"
+ configdirs="${configdirs} gdbtk"
fi
AC_SUBST(X_CFLAGS)
AC_SUBST(ITCL_DEPS)
AC_SUBST(ITKLIB)
AC_SUBST(ITK_DEPS)
-AC_SUBST(TIXLIB)
-AC_SUBST(TIX_DEPS)
AC_SUBST(GDBTKLIBS)
AC_SUBST(GDBTK_CFLAGS)
AC_SUBST(GDBTK_SRC_DIR)
frags=
host_makefile_frag=${srcdir}/config/${gdb_host_cpu}/${gdb_host}.mh
if test ! -f ${host_makefile_frag}; then
-AC_MSG_ERROR("*** Gdb does not support host ${host}")
+ # When building a native debuger the .mh file containing things
+ # like NATDEPFILES is needed. Cross debuggers don't need .mh
+ # since it no longer contains anything useful.
+ if test "${target}" = "${host}"; then
+ AC_MSG_ERROR("*** Gdb does not support native target ${host}")
+ else
+ host_makefile_frag=/dev/null
+ fi
fi
frags="$frags $host_makefile_frag"
s/GDB_MULTI_ARCH[ ]*=[ ]*\([^ ]*\)[ ]*/\1/p
' ${target_makefile_frag}`
-# these really aren't orthogonal true/false values of the same condition,
-# but shells are slow enough that I like to reuse the test conditions
-# whenever possible
if test "${target}" = "${host}"; 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}`
-# else
-# GDBserver is only useful in a "native" environment
-# configdirs=`echo $configdirs | sed 's/gdbserver//'`
fi
changequote([,])
*) AC_MSG_ERROR("GDB: Unknown GDB_MULTI_ARCH value ${GDB_MULTI_ARCH}");;
esac
-
-SUBDIRS="doc testsuite nlm"
if test "${enable_multi_ice}" = "yes"; then
SUBDIRS="${SUBDIRS} multi-ice"
fi
+# ``gdbserver'' can only be built in a native configuration.
+if test x"${target}" = x"${host}"; then
+ AC_MSG_CHECKING(whether gdbserver is supported on this host)
+ if test x"${build_gdbserver}" = xyes ; then
+ configdirs="${configdirs} gdbserver"
+ SUBDIRS="${SUBDIRS} gdbserver"
+ AC_MSG_RESULT(yes)
+ else
+ AC_MSG_RESULT(no)
+ fi
+fi
+
AC_SUBST(SUBDIRS)
# If hostfile (XM_FILE) and/or targetfile (TM_FILE) and/or nativefile
fi
AC_SUBST(nm_h)
-AC_PROG_LN_S
-
AC_LINK_FILES($files, $links)
dnl Check for exe extension set on certain hosts (e.g. Win32)
AC_EXEEXT
+dnl Detect the character set used by this host.
+
+dnl At the moment, we just assume it's ISO-8859-1 (which is a
+dnl superset of ASCII containing the characters needed for French,
+dnl German, Spanish, Italian, and possibly others), but if were
+dnl *were* to support any host character sets other than ISO-8859-1,
+dnl here's where we'd detect it.
+AC_DEFINE(GDB_DEFAULT_HOST_CHARSET, "ISO-8859-1",
+ [Define to be a string naming the default host character set.])
+
+AM_ICONV
+
AC_CONFIG_SUBDIRS($configdirs)
AC_OUTPUT(Makefile .gdbinit:gdbinit.in,
[
dnl provided by makefile fragments.
dnl
if test "${nativefile}" = ""; then
-sed -e '/^NATDEPFILES[[ ]]*=[[ ]]*/s//# NATDEPFILES=/' \
- < Makefile > Makefile.tem
+ < Makefile \
+ sed -e '/^NATDEPFILES[[ ]]*=.*\\$/,/[[^\\]]$/s/^/# /' \
+ -e '/^NATDEPFILES[[ ]]*=/s/^/# /' \
+ | sed -e '/^\(NATDEPFILES[[ ]]*[[+]]=[[ ]]*\)/s//# \1/' \
+ > Makefile.tem
mv -f Makefile.tem Makefile
fi
projects / binutils.git / blobdiff