AC_CONFIG_SUBDIRS(doc testsuite)
+# Check whether to support alternative target configurations
+AC_ARG_ENABLE(targets,
+[ --enable-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,
+[ --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.
gdb_host_obs=posix-hdep.o
. $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
+
+ # 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; . $srcdir/../bfd/config.bfd
AC_CACHE_CHECK([types of arguments for ptrace], gdb_cv_func_ptrace_args, [
for gdb_arg1 in 'int' 'long'; do
for gdb_arg2 in 'pid_t' 'int' 'long'; do
- for gdb_arg3 in 'int *' 'caddr_t' 'int' 'long'; do
+ for gdb_arg3 in 'int *' 'caddr_t' 'int' 'long' 'void *'; do
for gdb_arg4 in 'int' 'long'; do
AC_TRY_COMPILE($gdb_ptrace_headers, [
extern $gdb_cv_func_ptrace_ret
[Define if you want to use new multi-fd /proc interface
(replaces HAVE_MULTIPLE_PROC_FDS as well as other macros).])
;;
- *-*-solaris2.[[6789]] | *-*-solaris2.1[[0-9]])
+ *-*-solaris2.[[6789]] | *-*-solaris2.1[[0-9]]*)
AC_DEFINE(NEW_PROC_API, 1,
[Define if you want to use new multi-fd /proc interface
(replaces HAVE_MULTIPLE_PROC_FDS as well as other macros).])
host_makefile_frag=/dev/null
fi
-target_makefile_frag=${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 $target_makefile_frag"
-
AC_SUBST_FILE(host_makefile_frag)
-AC_SUBST_FILE(target_makefile_frag)
AC_SUBST(frags)
changequote(,)dnl
],
[
gdb_host_cpu=$gdb_host_cpu
-gdb_target_cpu=$gdb_target_cpu
nativefile=$nativefile
])