bash completion failes if ant throws an exception. Submitted by Omer Shapira. PR 48980

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@927416 13f79535-47bb-0310-9956-ffa450edef68

CONTRIBUTORS

@@ -237,6 +237,7 @@ Nico Seessle
 Nigel Magnay
 Oliver Merkel
 Oliver Rossmueller
+Omer Shapira
 Oystein Gisnas
 Patrick C. Beard
 Patrick Chanezon

WHATSNEW

@@ -64,6 +64,10 @@ Fixed bugs:
  * email : IO error sending mail with plain mimetype
    Bug 48932    
 
+ * the complete-ant-cmd.pl script failed to create a proper cache of
+   target if "ant -p" failed.
+   Bugzilla Report 48980
+
 Other changes:
 --------------
 

contributors.xml

@@ -973,6 +973,10 @@
     <first>Oliver</first>
     <last>Rossmueller</last>
   </name>
+  <name>
+    <first>Omer</first>
+    <last>Shapira</last>
+  </name>
   <name>
     <first>&#216;ystein</first>
     <last>Gisn&#229;s</last>

src/script/complete-ant-cmd.pl

@@ -83,7 +83,7 @@ sub getTargets {
     # cache-file.
     my $cacheFile = $buildFile;
     $cacheFile =~ s|(.*/)?(.*)|${1}.ant-targets-${2}|;
-    if ((!-e $cacheFile) || (-M $buildFile) < (-M $cacheFile)) {
+    if ((!-e $cacheFile) || (-z $cacheFile) || (-M $buildFile) < (-M $cacheFile)) {
         open( CACHE, '>'.$cacheFile ) || die "can\'t write $cacheFile: $!\n";
         open( HELP, "$antCmd -projecthelp -f '$buildFile'|" ) || return(); 
         my %targets;