dnl Autoconf configure script for GDB, the GNU debugger.
-dnl Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
+dnl Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
dnl Free Software Foundation, Inc.
dnl
dnl This file is part of GDB.
dnl List of object files added by configure.
CONFIG_OBS=
-CONFIG_LIB_OBS=
CONFIG_DEPS=
CONFIG_SRCS=
-CONFIG_INITS=
ENABLE_CFLAGS=
CONFIG_ALL=
CONFIG_CLEAN=
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="$CONFIG_UNINSTALL \$(SUBDIR_CLI_UNINSTALL)"
fi
fi
CONFIG_OBS="$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
+# 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.
+
+AC_SEARCH_LIBS(initscr, [ncurses Hcurses curses pdcurses], [],
+ [AC_MSG_WARN([no curses library found])])
+
+# Check whether the wborder function is provided by the curses
+# library detected above. In certain implementations such as
+# the HP/UX Hcurses for instance, this function is provided by an
+# additional library. So if we did not find this function inside
+# the curses library, try some alternate libraries we know might
+# provide it.
+AC_SEARCH_LIBS(wborder, [cur_colr], [],
+ [AC_MSG_WARN([wborder function not found, tui will be disabled])])
+
# Enable TUI.
AC_ARG_ENABLE(tui,
[ --enable-tui enable full-screen terminal user interface (TUI)],
;;
*)
AC_MSG_ERROR([bad value $enableval for --enable-tui]) ;;
- esac])
+ esac],enable_tui=yes)
if test x"$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
+ if test "$ac_cv_search_initscr" != no -a "$ac_cv_search_wborder" != 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="${CONFIG_UNINSTALL} uninstall-tui"
+ fi
fi
fi
enable_gdbtk=no ;;
esac
+# Libunwind support.
+AC_ARG_WITH(libunwind,
+[ --with-libunwind Use libunwind frame unwinding support],
+[case "${withval}" in
+ yes) enable_libunwind=yes ;;
+ no) enable_libunwind=no ;;
+ *) AC_MSG_ERROR(bad value ${withval} for GDB with-libunwind option) ;;
+esac],[
+ AC_CHECK_HEADERS(libunwind.h)
+ AC_CHECK_HEADERS(libunwind-ia64.h)
+ if test x"$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_DEFINE(HAVE_LIBUNWIND, 1)
+ CONFIG_OBS="$CONFIG_OBS libunwind-frame.o"
+ CONFIG_DEPS="$CONFIG_DEPS libunwind-frame.o"
+ CONFIG_SRCS="$CONFIG_SRCS libunwind-frame.c"
+fi
+
# Profiling support.
AC_ARG_ENABLE(profiling,
[ --enable-profiling enable profiling of GDB],
[enable_profiling=no])
AC_CHECK_FUNCS(monstartup _mcleanup)
+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 $ac_cv_func__mcleanup = no; then
AC_MSG_ERROR(--enable-profiling requires monstartup and _mcleanup)
AC_CHECK_FUNC(wctype, [],
[AC_CHECK_LIB(w, wctype)])
+# Some systems (e.g. Solaris) have `gethostbyname' in libnsl.
+AC_SEARCH_LIBS(gethostbyname, nsl)
+
# Some systems (e.g. Solaris) have `socketpair' in libsocket.
AC_SEARCH_LIBS(socketpair, socket)
# Since GDB uses Readline, we need termcap functionality, so we need
# to find a library that provides that. When GDB is configured with
-# --enable-tui, we need full curses functionality.
-#
-# FIXME: kettenis/20030102: We seem to prefer HP curses (Hcurses) over
-# Xcurses on HP-UX; see the `-D__HP_CURSES' in the relevant host
-# Makefile fragments. That's why we need to have `Hcurses' before
-# `curses'. I don't see why we should use HP curses if a more
-# standard curses is available, except that according to HP's
-# documentation one needs to compile `-D_XOPEN_SOURCE_EXTENDED' on
-# HP-UX 10.10 and 10.20.
-
-if test "$need_curses" = yes; then
- AC_SEARCH_LIBS(initscr, [ncurses Hcurses curses], [],
- [AC_MSG_ERROR([no curses library found])])
-fi
+# the TUI, we need full curses functionality.
case $host_os in
cygwin*)
LIBS="../libtermcap/libtermcap.a $LIBS"
ac_cv_search_tgetent="../libtermcap/libtermcap.a"
fi ;;
- go32*)
- # ??? Is this really true?
+ go32* | *djgpp*)
ac_cv_search_tgetent="none required"
;;
aix*)
AC_HEADER_STAT
AC_HEADER_STDC
AC_CHECK_HEADERS(link.h)
+AC_CHECK_HEADERS(machine/reg.h)
AC_CHECK_HEADERS(nlist.h)
AC_CHECK_HEADERS(poll.h sys/poll.h)
AC_CHECK_HEADERS(proc_service.h thread_db.h)
# unconditionally, so what's the point in checking these?
AC_CHECK_HEADERS(ctype.h time.h)
+dnl Check for struct stat with an st_blocks member
+AC_MSG_CHECKING(for member st_blocks in struct stat)
+AC_CACHE_VAL(gdb_cv_have_struct_stat_with_st_blocks_member,
+ [AC_TRY_COMPILE([#include <sys/types.h>
+#include <sys/stat.h>],
+ [struct stat st; (void) st.st_blocks;],
+ gdb_cv_have_struct_stat_with_st_blocks_member=yes,
+ gdb_cv_have_struct_stat_with_st_blocks_member=no)])
+AC_MSG_RESULT($gdb_cv_have_struct_stat_with_st_blocks_member)
+if test $gdb_cv_have_struct_stat_with_st_blocks_member = yes; then
+ AC_DEFINE(HAVE_STRUCT_STAT_ST_BLOCKS)
+fi
+# ------------------------- #
+# Checks for declarations. #
+# ------------------------- #
+
+gcc_AC_CHECK_DECLS(getopt)
+
# ------------------ #
# Checks for types. #
# ------------------ #
AC_CHECK_FUNCS(setpgid setpgrp)
AC_CHECK_FUNCS(sigaction sigprocmask sigsetmask)
AC_CHECK_FUNCS(socketpair)
+AC_CHECK_FUNCS(syscall)
dnl AC_FUNC_SETPGRP does not work when cross compiling
dnl Instead, assume we will have a prototype for setpgrp if cross compiling.
[Define to 1 if the regex included in libiberty should be used.])
fi
+# See if <machine/reg.h> degines `struct reg'.
+AC_CACHE_CHECK([for struct reg in machine/reg.h], gdb_cv_struct_reg,
+[AC_TRY_COMPILE([#include <sys/types.h>
+#include <machine/reg.h>], [struct reg r;],
+gdb_cv_struct_reg=yes, gdb_cv_struct_reg=no)])
+if test $gdb_cv_struct_reg = yes; then
+ AC_DEFINE(HAVE_STRUCT_REG, 1,
+ [Define to 1 if your system has struct reg in <machine/reg.h>.])
+fi
+
# See if <machine/reg.h> supports the %fs and %gs i386 segment registers.
# Older i386 BSD's don't have the r_fs and r_gs members of `struct reg'.
AC_CACHE_CHECK([for r_fs in struct reg], gdb_cv_struct_reg_r_fs,
AC_DEFINE(HAVE_PT_GETXMMREGS)
fi
+# See if stdint.h provides the uintptr_t type.
+# Autoconf 2.5X has an improved AC_CHECK_TYPE which will simplify this.
+AC_CACHE_CHECK([for uintptr_t in stdint.h], gdb_cv_have_uintptr_t,
+ [AC_TRY_COMPILE(
+ [#include <stdint.h>],
+ [uintptr_t foo = 0;],
+ gdb_cv_have_uintptr_t=yes,
+ gdb_cv_have_uintptr_t=no)])
+if test $gdb_cv_have_uintptr_t = yes; then
+ AC_DEFINE(HAVE_UINTPTR_T, 1, [Define if <stdint.h> provides the uintptr_t type.])
+fi
BFD_NEED_DECLARATION(malloc)
BFD_NEED_DECLARATION(realloc)
*-*-unixware* | *-*-sysv4.2* | *-*-sysv5* | *-*-interix* )
AC_DEFINE(NEW_PROC_API)
;;
- *-*-solaris2.[[678]])
+ *-*-solaris2.[[6789]])
AC_DEFINE(NEW_PROC_API)
;;
esac
if test "$GCC" = "yes" ; then
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_HPUX_THREAD_SUPPORT)
- CONFIG_LIB_OBS="${CONFIG_LIB_OBS} hpux-thread.o"
+ CONFIG_OBS="${CONFIG_OBS} hpux-thread.o"
CONFIG_SRCS="${CONFIG_SRCS} hpux-thread.c"
else
AC_MSG_RESULT(no (suppressed because you are not using GCC))
if test -f /usr/lib/libthread_db.so.1 ; then
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_THREAD_DB_LIB)
- CONFIG_LIB_OBS="${CONFIG_LIB_OBS} sol-thread.o"
+ CONFIG_OBS="${CONFIG_OBS} sol-thread.o"
CONFIG_SRCS="${CONFIG_SRCS} sol-thread.c"
AC_CHECK_LIB(dl, dlopen)
if test "$GCC" = "yes" ; then
AC_MSG_RESULT($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="${CONFIG_LIB_OBS} aix-thread.o"
+ CONFIG_OBS="${CONFIG_OBS} aix-thread.o"
CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -lpthdebug"
fi
;;
[Define if <thread_db.h> has the TD_NOTALLOC error code.])
fi
+dnl See if we have a sys/syscall header file that has __NR_tkill.
+if test "x$ac_cv_header_sys_syscall_h" = "xyes"; then
+ AC_CACHE_CHECK([whether <sys/syscall.h> has __NR_tkill],
+ gdb_cv_sys_syscall_h_has_tkill,
+ AC_TRY_COMPILE(
+ [#include <sys/syscall.h>],
+ [int i = __NR_tkill;],
+ gdb_cv_sys_syscall_h_has_tkill=yes,
+ gdb_cv_sys_syscall_h_has_tkill=no
+ )
+ )
+fi
+dnl See if we can issue tkill syscall.
+if test "x$gdb_cv_sys_syscall_h_has_tkill" = "xyes" && test "x$ac_cv_func_syscall" = "xyes"; then
+ AC_DEFINE(HAVE_TKILL_SYSCALL, 1,
+ [Define if we can use the tkill syscall.])
+fi
+
dnl Handle optional features that can be enabled.
AC_ARG_WITH(sysroot,
[ --with-sysroot[=DIR] Search for usr/lib et al within DIR.],
[
case ${with_sysroot} in
- yes) AC_ERROR(with-sysroot must specify path) ;;
+ yes) TARGET_SYSTEM_ROOT='${exec_prefix}/${target_alias}/sys-root' ;;
*) TARGET_SYSTEM_ROOT=$with_sysroot ;;
esac
test_prefix=$exec_prefix
fi
case ${TARGET_SYSTEM_ROOT} in
- ${test_prefix}*)
+ "${test_prefix}"|"${test_prefix}/"*|\
+ '${exec_prefix}'|'${exec_prefix}/'*)
t="$TARGET_SYSTEM_ROOT_DEFINE -DTARGET_SYSTEM_ROOT_RELOCATABLE"
TARGET_SYSTEM_ROOT_DEFINE="$t"
;;
# NOTE: If you add to this list, remember to update
# gdb/doc/gdbint.texinfo.
build_warnings="-Wimplicit -Wreturn-type -Wcomment -Wtrigraphs \
--Wformat -Wparentheses -Wpointer-arith -Wuninitialized"
+-Wformat -Wparentheses -Wpointer-arith -Wuninitialized -Wformat-nonliteral \
+-Wunused-label -Wunused-function"
# Up for debate: -Wswitch -Wcomment -trigraphs -Wtrigraphs
-# -Wunused-function -Wunused-label -Wunused-variable -Wunused-value
+# -Wunused-function -Wunused-variable -Wunused-value
# -Wchar-subscripts -Wtraditional -Wshadow -Wcast-qual
# -Wcast-align -Wwrite-strings -Wconversion -Wstrict-prototypes
# -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls
AC_SUBST(WARN_CFLAGS)
AC_SUBST(WERROR_CFLAGS)
-MMALLOC_CFLAGS=
-MMALLOC=
-AC_SUBST(MMALLOC_CFLAGS)
-AC_SUBST(MMALLOC)
-
-AC_ARG_WITH(mmalloc,
-[ --with-mmalloc Use memory mapped malloc package],
-[case "${withval}" in
- yes) want_mmalloc=true ;;
- no) want_mmalloc=false;;
- *) AC_MSG_ERROR(bad value ${withval} for GDB with-mmalloc option) ;;
-esac],[want_mmalloc=false])dnl
-
-if test x$want_mmalloc = xtrue; then
- AC_DEFINE(USE_MMALLOC)
- AC_DEFINE(MMCHECK_FORCE)
- MMALLOC_CFLAGS="-I$srcdir/../mmalloc"
- MMALLOC='../mmalloc/libmmalloc.a'
-fi
-
# In the Cygwin environment, we need some additional flags.
AC_CACHE_CHECK([for cygwin], gdb_cv_os_cygwin,
[AC_EGREP_CPP(lose, [
CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_GDBTK_OBS)"
CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_GDBTK_DEPS)"
CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_GDBTK_SRCS)"
- CONFIG_INITS="${CONFIG_INITS} \$(SUBDIR_GDBTK_INITS)"
- CONFIG_ALL="${CONFIG_ALL} \$(SUBDIR_GDBTK_ALL)"
- CONFIG_CLEAN="${CONFIG_CLEAN} \$(SUBDIR_GDBTK_CLEAN)"
- CONFIG_INSTALL="${CONFIG_INSTALL} \$(SUBDIR_GDBTK_INSTALL)"
- CONFIG_UNINSTALL="${CONFIG_UNINSTALL} \$(SUBDIR_GDBTK_UNINSTALL)"
+ CONFIG_ALL="${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"
AC_SUBST(PROFILE_CFLAGS)
AC_SUBST(CONFIG_OBS)
-AC_SUBST(CONFIG_LIB_OBS)
AC_SUBST(CONFIG_DEPS)
AC_SUBST(CONFIG_SRCS)
-AC_SUBST(CONFIG_INITS)
AC_SUBST(CONFIG_ALL)
AC_SUBST(CONFIG_CLEAN)
AC_SUBST(CONFIG_INSTALL)
s/TM_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
' ${target_makefile_frag}`
-GDB_MULTI_ARCH=`sed -n '
-s/GDB_MULTI_ARCH[ ]*=[ ]*\([^ ]*\)[ ]*/\1/p
-' ${target_makefile_frag}`
-
if test "${target}" = "${host}"; then
# We pick this up from the host configuration file (.mh) because we
# do not have a native configuration Makefile fragment.
fi
changequote([,])
-# New targets should just set gdb_multi_arch=yes in configure.tgt.
-# Old targets being converted can either do that or set GDB_MULTI_ARCH
-# in the target specific makefile frag. Eventually gdb_multi_arch=yes
-# will be the default.
-if test x"${GDB_MULTI_ARCH}" = x ; then
- case "${gdb_multi_arch}" in
- yes ) GDB_MULTI_ARCH=GDB_MULTI_ARCH_PURE ;;
- no ) GDB_MULTI_ARCH=0 ;;
- 0|1|2 ) GDB_MULTI_ARCH=${gdb_multi_arch} ;;
- esac
-fi
-if test x"${GDB_MULTI_ARCH}" != x ; then
- AC_DEFINE_UNQUOTED(GDB_MULTI_ARCH, ${GDB_MULTI_ARCH})
-fi
-# Warn the user when they use an old practice
-case "${GDB_MULTI_ARCH}" in
- "" ) ;;
- 0 | GDB_MULTI_ARCH_PARTIAL | 1 | GDB_MULTI_ARCH_TM | 2 )
- AC_MSG_WARN("GDB: Target is not pure multi-arch") ;;
- GDB_MULTI_ARCH_PURE )
- if test x"${targetfile}" != x ; then
- AC_MSG_WARN("GDB: Ignoring TM_FILE in ${target_makefile_frag}")
- targetfile=""
- fi ;;
- *) AC_MSG_ERROR("GDB: Unknown GDB_MULTI_ARCH value ${GDB_MULTI_ARCH}");;
-esac
-
if test x"${gdb_osabi}" != x ; then
AC_DEFINE_UNQUOTED(GDB_OSABI_DEFAULT, $gdb_osabi,
[Define to the default OS ABI for this configuration.])