* configure.in: If the only directory in target_configdirs which

	actually exists is libiberty, then set target_configdirs to empty,
	to avoid trying to build a target libiberty in a gas or gdb
	distribution.

2 files changed, 24 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index c119566..9896ab0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+Wed Nov  1 12:23:20 1995  Ian Lance Taylor  <ian@cygnus.com>
+
+	* configure.in: If the only directory in target_configdirs which
+	actually exists is libiberty, then set target_configdirs to empty,
+	to avoid trying to build a target libiberty in a gas or gdb
+	distribution.
+
 Tue Oct 31 17:52:39 1995  J.T. Conklin  <jtc@slave.cygnus.com>
 
 	* configure.in (host_makefile_frag): Use m68k-sun-sunos* instead
diff --git a/configure.in b/configure.in
index 51da239..ff16a82 100644
--- a/configure.in
+++ b/configure.in
@@ -535,6 +535,23 @@ for dir in . $skipdirs $noconfigdirs ; do
   fi
 done
 
+# Sometimes the tools are distributed with libiberty but with no other
+# libraries.  In that case, we don't want to build target-libiberty.
+if [ -n "${target_configdirs}" ]; then
+  others=
+  for i in ${target_configdirs}; do
+    if [ "$i" != "libiberty" ]; then
+      if [ -r $srcdir/$i/configure ] || [ -r $srcdir/$i/configure.in ]; then
+	others=yes;
+	break;
+      fi
+    fi
+  done
+  if [ -z "${others}" ]; then
+    target_configdirs=
+  fi
+fi
+
 # Deconfigure all subdirectories, in case we are changing the
 # configuration from one where a subdirectory is supported to one where it
 # is not.