1 files changed, 0 insertions, 77 deletions
diff --git a/doc/src/sgml/sgml_syntax_check.pl b/doc/src/sgml/sgml_syntax_check.pl
deleted file mode 100755
index 2264700a453..00000000000
--- a/doc/src/sgml/sgml_syntax_check.pl
+++ /dev/null
@@ -1,77 +0,0 @@
-# /usr/bin/perl
-
-# Copyright (c) 2025, PostgreSQL Global Development Group
-
-# doc/src/sgml/sgml_syntax_check.pl
-
-use strict;
-use warnings FATAL => 'all';
-use Getopt::Long;
-
-use File::Find;
-
-my $xmllint;
-my $srcdir;
-my $builddir;
-
-GetOptions(
-	'xmllint:s' => \$xmllint,
-	'srcdir:s' => \$srcdir,
-	'builddir:s' => \$builddir) or die "$0: wrong arguments";
-
-die "$0: --srcdir must be specified\n" unless defined $srcdir;
-
-my $xmlinclude = "--path . --path $srcdir";
-$xmlinclude .= " --path $builddir" if defined $builddir;
-
-# find files to process - all the sgml and xsl files (including in subdirectories)
-my @files_to_process;
-my @dirs_to_search = ($srcdir);
-push @dirs_to_search, $builddir if defined $builddir;
-find(
-	sub {
-		return unless -f $_;
-		return if $_ !~ /\.(sgml|xsl)$/;
-		push @files_to_process, $File::Find::name;
-	},
-	@dirs_to_search,);
-
-# tabs and non-breaking spaces are harmless, but it is best to avoid them in SGML files
-sub check_tabs_and_nbsp
-{
-	my $errors = 0;
-	for my $f (@files_to_process)
-	{
-		open my $fh, "<:encoding(UTF-8)", $f or die "Can't open $f: $!";
-		my $line_no = 0;
-		while (<$fh>)
-		{
-			$line_no++;
-			if (/\t/)
-			{
-				print STDERR "Tab found in $f:$line_no\n";
-				$errors++;
-			}
-			if (/\xC2\xA0/)
-			{
-				print STDERR "$f:$line_no: contains non-breaking space\n";
-				$errors++;
-			}
-		}
-		close($fh);
-	}
-
-	if ($errors)
-	{
-		die "Tabs and/or non-breaking spaces appear in SGML/XML files\n";
-	}
-}
-
-sub run_xmllint
-{
-	my $cmd = "$xmllint $xmlinclude --noout --valid postgres.sgml";
-	system($cmd) == 0 or die "xmllint validation failed\n";
-}
-
-run_xmllint();
-check_tabs_and_nbsp();