File sort-perl-hash-keys.patch of Package groff

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File sort-perl-hash-keys.patch of Package groff

From 3c7075d5a846ff178c8fe83f8479f5f98e98f32d Mon Sep 17 00:00:00 2001
From: Colin Watson <cjwatson@debian.org>
Date: Fri, 6 Nov 2015 11:53:02 +0000
Subject: Sort Perl hash keys

Hash iteration order may differ between runs, which makes builds harder
to reproduce.  Sort hash keys in gropdf and afmtodit output to avoid
this.

Forwarded: https://lists.gnu.org/archive/html/groff/2018-03/msg00009.html
Last-Update: 2018-03-05

Patch-Name: sort-perl-hash-keys.patch
---
 src/devices/gropdf/gropdf.pl   |  8 ++++----
 src/utils/afmtodit/afmtodit.pl | 12 ++++++------
 2 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/src/devices/gropdf/gropdf.pl b/src/devices/gropdf/gropdf.pl
index 134b0962..9b624c33 100644
--- a/src/devices/gropdf/gropdf.pl
+++ b/src/devices/gropdf/gropdf.pl
@@ -377,7 +377,7 @@ my $info=BuildObj(++$objct,\%info);
 
 PutObj($objct);
 
-foreach my $fontno (keys %fontlst)
+foreach my $fontno (sort keys %fontlst)
 {
     my $o=$fontlst{$fontno}->{FNT};
 
@@ -846,7 +846,7 @@ sub do_x
 		    my @xwds=split(' ',"<< $1 >>");
 		    my $docinfo=ParsePDFValue(\@xwds);
 
-		    foreach my $k (keys %{$docinfo})
+		    foreach my $k (sort keys %{$docinfo})
 		    {
 			$info{$k}=$docinfo->{$k} if $k ne 'Producer';
 		    }
@@ -856,7 +856,7 @@ sub do_x
 		    my @xwds=split(' ',"<< $1 >>");
 		    my $docview=ParsePDFValue(\@xwds);
 
-		    foreach my $k (keys %{$docview})
+		    foreach my $k (sort keys %{$docview})
 		    {
 			$cat->{$k}=$docview->{$k} if !exists($cat->{$k});
 		    }
@@ -1707,7 +1707,7 @@ sub MapInsHash
     my $val=shift;
 
 
-    foreach my $k (keys(%{$val}))
+    foreach my $k (sort keys(%{$val}))
     {
 	MapInsValue($pdf,$o,$k,$insmap,$parent,$val->{$k}) if $k ne 'Contents';
     }
diff --git a/src/utils/afmtodit/afmtodit.pl b/src/utils/afmtodit/afmtodit.pl
index 954c58e7..59d871fc 100644
--- a/src/utils/afmtodit/afmtodit.pl
+++ b/src/utils/afmtodit/afmtodit.pl
@@ -164,8 +164,8 @@ while (<AFM>) {
 		$depth{$n} = -$lly;
 		$left_side_bearing{$n} = -$llx;
 		$right_side_bearing{$n} = $urx - $w;
-#		while ((my $lig, my $glyph2) = each %ligs) {
-#		    $ligatures{$lig} = $n . " " . $glyph2;
+#		foreach my $lig (sort keys %ligs) {
+#		    $ligatures{$lig} = $n . " " . $ligs{$lig};
 #		}
 	    }
 	}
@@ -267,7 +267,7 @@ $italic_angle = $opt_a if $opt_a;
 if (!$opt_x) {
     my %mapped;
     my $i = ($#encoding > 256) ? ($#encoding + 1) : 256;
-    while (my $ch = each %width) {
+    foreach my $ch (sort keys %width) {
 	# add unencoded characters
 	if (!$in_encoding{$ch}) {
 	    $encoding[$i] = $ch;
@@ -407,9 +407,9 @@ my %default_ligatures = (
   "ffl", "ff l",
 );
 
-while (my ($lig, $components) = each %default_ligatures) {
+foreach my $lig (sort keys %default_ligatures) {
     if (defined $width{$lig} && !defined $ligatures{$lig}) {
-	$ligatures{$lig} = $components;
+	$ligatures{$lig} = $default_ligatures{$lig};
     }
 }
 
@@ -456,7 +456,7 @@ if ($opt_e) {
 
 if (!$opt_n && %ligatures) {
     print("ligatures");
-    while (my $lig = each %ligatures) {
+    foreach my $lig (sort keys %ligatures) {
 	print(" $lig");
     }
     print(" 0\n");

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File sort-perl-hash-keys.patch of Package groff

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