BR 3392279: Fix duplicated REX prefixes

[platform/upstream/nasm.git] / mkdep.pl

diff --git a/mkdep.pl b/mkdep.pl
index d376287..9f80ed3 100755 (executable)
--- a/mkdep.pl
+++ b/mkdep.pl
@@ -1,4 +1,39 @@
 #!/usr/bin/perl
+## --------------------------------------------------------------------------
+##   
+##   Copyright 1996-2009 The NASM Authors - All Rights Reserved
+##   See the file AUTHORS included with the NASM distribution for
+##   the specific copyright holders.
+##
+##   Copyright 1996-2009 the NASM Authors - All rights reserved.
+##
+##   Redistribution and use in source and binary forms, with or without
+##   modification, are permitted provided that the following
+##   conditions are met:
+##
+##   * Redistributions of source code must retain the above copyright
+##     notice, this list of conditions and the following disclaimer.
+##   * Redistributions in binary form must reproduce the above
+##     copyright notice, this list of conditions and the following
+##     disclaimer in the documentation and/or other materials provided
+##     with the distribution.
+##     
+##     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
+##     CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
+##     INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+##     MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+##     DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+##     CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+##     SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+##     NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+##     LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+##     HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+##     CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+##     OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
+##     EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+##
+## --------------------------------------------------------------------------
+
 #
 # Script to create Makefile-style dependencies.
 #
@@ -84,7 +119,7 @@ sub insert_deps($) {
     my($file) = @_;
     $nexttemp++;               # Unique serial number for each temp file
     my($tmp) = File::Spec->catfile(dirname($file), 'tmp.'.$nexttemp);
-    
+
     sysopen(IN, $file, O_RDONLY)
        or die "$0: Cannot open input: $file\n";
     sysopen(OUT, $tmp, O_WRONLY|O_CREAT|O_TRUNC, 0666)
@@ -118,7 +153,8 @@ sub insert_deps($) {
     }
     close(IN);
 
-    my $e, %do_exclude;
+    my $e;
+    my %do_exclude = ();
     foreach $e (@exclude) {
        $do_exclude{$e} = 1;
     }
@@ -151,15 +187,15 @@ sub insert_deps($) {
        }
     }
     close(OUT);
-    
-    (unlink($file) && rename($tmp, $file)) 
+
+    (unlink($file) && rename($tmp, $file))
        or die "$0: Failed to change $tmp -> $file\n";
 }
 
 #
 # Main program
 #
-    
+
 %deps = ();
 @files = ();
 @mkfiles = ();