1 files changed, 56 insertions, 0 deletions
diff --git a/fix_eol b/fix_eol
new file mode 100755
index 0000000..c546fed
--- /dev/null
+++ b/fix_eol
@@ -0,0 +1,56 @@
+#!/usr/bin/perl
+# $Id$
+# convert end of line patterns from DOS to UNIX
+
+use strict;
+use warnings;
+use File::Find;
+use File::Temp;
+
+my $buildroot = $ENV{RPM_BUILD_ROOT};
+die "No build root defined" unless $buildroot;
+die "Invalid build root" unless -d $buildroot;
+# normalize build root
+$buildroot =~ s|/$||;
+
+my $exclude_pattern = join('|',
+    map { '(:?' . quotemeta($_) . ')' }
+    $ENV{EXCLUDE_FROM_EOL_CONVERSION} ?
+        split(' ', $ENV{EXCLUDE_FROM_EOL_CONVERSION}) : ()
+);
+$exclude_pattern = qr/$exclude_pattern/;
+
+find(\&convert, $buildroot);
+
+sub convert {
+    # skip symlinks
+    return if -l $_;
+    # skip directories
+    return if -d $_;
+    # skip binary files
+    return unless -T $_;
+    # skip excluded files
+    return if $File::Find::name =~ $exclude_pattern;
+
+    # check if first line has less than 80 characters and ends with \r\n
+    open(my $in, '<', $_) or die "Unable to open file $_: $!";
+    my $line =  <$in>;
+    if (defined $line && length($line) <= 80 && $line =~ s/\r\n$/\n/) {
+        # process all file
+        my $out = File::Temp->new(DIR => '.', UNLINK => 0);
+        print $out $line;
+        while (defined ($line = <$in>)) {
+            $line =~ s/\r\n$/\n/;
+            print $out $line;
+        }
+        my $tmp = $out->filename;
+        $out = undef;
+
+        # rename file, taking care to keep original permissions
+        my $perms = (stat $_)[2] & 07777;
+        rename($tmp, $_) or die "Unable to rename $tmp to $_: $!";
+        chmod($perms, $_);
+    }
+
+    close($in);
+}