Cannot test if cppstdin has not yet been installed.

p4raw-id: //depot/perl@13384

diff --git a/t/run/switchPx.t b/t/run/switchPx.t
index 0f029a7..6550802 100644 (file)
--- a/t/run/switchPx.t
+++ b/t/run/switchPx.t
@@ -5,6 +5,14 @@
 BEGIN {
     chdir 't' if -d 't';
     @INC = '../lib';
+
+    use Config;
+    if ( $^O eq 'MSWin32' or $^O eq 'MacOS' or
+        ($Config{'cppstdin'} =~ /\bcppstdin\b/) and
+        ( ! -x $Config{'binexp'} . "/cppstdin") ) {
+       print "1..0 # Skip: \$Config{cppstdin} unavailable\n";
+        exit;          # Cannot test till after install, alas.
+    }
 }
 
 require './test.pl';