run_acats (which): New function.

	* ada/acats/run_acats (which): New function.
	(host_gnatchop, host_gnatmake): Use it.

From-SVN: r158994

gcc/testsuite/ChangeLog

+2010-05-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* ada/acats/run_acats (which): New function.
+	(host_gnatchop, host_gnatmake): Use it.
+
 2010-05-03  Richard Guenther  <rguenther@suse.de>
 
 	PR tree-optimization/43971

gcc/testsuite/ada/acats/run_acats

@@ -5,10 +5,25 @@ if [ "$testdir" = "" ]; then
    exit 1
 fi
 
+# Provide which replacement.
+#
+# type -p is missing from Solaris 2 /bin/sh and /bin/ksh (ksh88), but both
+# ksh93 and bash have it.
+# type output format differs between ksh88 and ksh93, so avoid it if
+# type -p is present.
+# Fall back to whence which ksh88 and ksh93 provide, but bash does not.
+
+which () {
+    type -p $* 2>/dev/null && return 0
+    type $* 2>/dev/null | awk '{print $3}' && return 0
+    whence $* 2>/dev/null && return 0
+    return 1
+}
+
 # Set up environment to use the Ada compiler from the object tree
 
-host_gnatchop=`type gnatchop | awk '{print $3}'`
-host_gnatmake=`type gnatmake | awk '{print $3}'`
+host_gnatchop=`which gnatchop`
+host_gnatmake=`which gnatmake`
 ROOT=`${PWDCMD-pwd}`
 BASE=`cd $ROOT/../../..; ${PWDCMD-pwd}`