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-rwxr-xr-xgdb/configure62
1 files changed, 58 insertions, 4 deletions
diff --git a/gdb/configure b/gdb/configure
index d1abf1c..ea3e14a 100755
--- a/gdb/configure
+++ b/gdb/configure
@@ -860,6 +860,7 @@ Optional Features:
--enable-FEATURE[=ARG] include FEATURE [ARG=yes]
--enable-maintainer-mode enable make rules and dependencies not useful
(and sometimes confusing) to the casual installer
+ --enable-targets alternative target configurations
--disable-gdbcli disable command-line interface (CLI)
--disable-gdbmi disable machine-interface (MI)
--enable-tui enable full-screen terminal user interface (TUI)
@@ -3080,6 +3081,20 @@ esac
subdirs="$subdirs doc testsuite"
+# Check whether to support alternative target configurations
+# Check whether --enable-targets or --disable-targets was given.
+if test "${enable_targets+set}" = set; then
+ enableval="$enable_targets"
+ case "${enableval}" in
+ yes | "") { { echo "$as_me:$LINENO: error: enable-targets option must specify target names or 'all'" >&5
+echo "$as_me: error: enable-targets option must specify target names or 'all'" >&2;}
+ { (exit 1); exit 1; }; }
+ ;;
+ no) enable_targets= ;;
+ *) enable_targets=$enableval ;;
+esac
+fi;
+
# Provide defaults for some variables set by the per-host and per-target
# configuration.
gdb_host_obs=posix-hdep.o
@@ -3092,7 +3107,49 @@ fi
. $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 ${i}"
+ ;;
+ esac
+ done
+ fi
+done
+
+if test x${all_targets} = xtrue; then
+ TARGET_OBS='$(ALL_TARGET_OBS)'
+fi
+
+
+
+# For other settings, only the main target counts.
+gdb_sim=
+gdb_osabi=
+build_gdbserver=
+targ=$target; . ${srcdir}/configure.tgt
# Fetch the default architecture and default target vector from BFD.
targ=$target; . $srcdir/../bfd/config.bfd
@@ -3116,9 +3173,6 @@ _ACEOF
fi
-TARGET_OBS="${gdb_target_obs}"
-
-
test "$program_prefix" != NONE &&
program_transform_name="s,^,$program_prefix,;$program_transform_name"
# Use a double $ so make ignores it.