From: Paul Eggert <eggert@cs.ucla.edu>
Date: Tue, 15 Mar 2016 17:51:26 +0000 (-0700)
Subject: autom4te: fix problem when tracing to '-'
X-Git-Tag: v2.69b~75
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=dc3dad37dbe8ae1942d8c6ca73394c0f44ae6489;p=thirdparty%2Fautoconf.git

autom4te: fix problem when tracing to '-'

* bin/autom4te.in (handle_traces): When $output is '-', use
stdout rather than creating a file named '-'.  This fixes a problem
introduced by the recent port to the new Autom4te::XFile API.
---

diff --git a/bin/autom4te.in b/bin/autom4te.in
index 591771b27..59945cf20 100644
--- a/bin/autom4te.in
+++ b/bin/autom4te.in
@@ -550,7 +550,7 @@ sub handle_output ($$)
     }
   else
     {
-      $out->open($output, O_CREAT | O_WRONLY | O_TRUNC, oct ($mode));
+      $out->open ($output, O_CREAT | O_WRONLY | O_TRUNC, oct ($mode));
     }
   fatal "cannot create $output: $!"
     unless $out;
@@ -834,7 +834,15 @@ EOF
   $trace_m4->close;
 
   my $in = new Autom4te::XFile ("$m4 " . shell_quote ("$tmp/traces.m4") . " |");
-  my $out = new Autom4te::XFile ($output, ">");
+  my $out = new Autom4te::XFile;
+  if ($output eq '-')
+    {
+      $out->open (">$output");
+    }
+  else
+    {
+      $out->open ($output, ">");
+    }
 
   # This is dubious: should we really transform the quadrigraphs in
   # traces?  It might break balanced [ ] etc. in the output.  The