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-rwxr-xr-xDocumentation/lint-gitlink.perl108
1 files changed, 52 insertions, 56 deletions
diff --git a/Documentation/lint-gitlink.perl b/Documentation/lint-gitlink.perl
index 476cc30b83..b22a367844 100755
--- a/Documentation/lint-gitlink.perl
+++ b/Documentation/lint-gitlink.perl
@@ -1,71 +1,67 @@
#!/usr/bin/perl
-use File::Find;
-use Getopt::Long;
+use strict;
+use warnings;
-my $basedir = ".";
-GetOptions("basedir=s" => \$basedir)
- or die("Cannot parse command line arguments\n");
+# Parse arguments, a simple state machine for input like:
+#
+# howto/*.txt config/*.txt --section=1 git.txt git-add.txt [...] --to-lint git-add.txt a-file.txt [...]
+my %TXT;
+my %SECTION;
+my $section;
+my $lint_these = 0;
+for my $arg (@ARGV) {
+ if (my ($sec) = $arg =~ /^--section=(\d+)$/s) {
+ $section = $sec;
+ next;
+ }
-my $found_errors = 0;
+ my ($name) = $arg =~ /^(.*?)\.txt$/s;
+ unless (defined $section) {
+ $TXT{$name} = $arg;
+ next;
+ }
-sub report {
- my ($where, $what, $error) = @_;
- print "$where: $error: $what\n";
- $found_errors = 1;
+ $SECTION{$name} = $section;
}
-sub grab_section {
- my ($page) = @_;
- open my $fh, "<", "$basedir/$page.txt";
- my $firstline = <$fh>;
- chomp $firstline;
- close $fh;
- my ($section) = ($firstline =~ /.*\((\d)\)$/);
- return $section;
+my $exit_code = 0;
+sub report {
+ my ($pos, $line, $target, $msg) = @_;
+ substr($line, $pos) = "' <-- HERE";
+ $line =~ s/^\s+//;
+ print "$ARGV:$.: error: $target: $msg, shown with 'HERE' below:\n";
+ print "$ARGV:$.:\t'$line\n";
+ $exit_code = 1;
}
-sub lint {
- my ($file) = @_;
- open my $fh, "<", $file
- or return;
- while (<$fh>) {
- my $where = "$file:$.";
- while (s/linkgit:((.*?)\[(\d)\])//) {
- my ($target, $page, $section) = ($1, $2, $3);
+@ARGV = sort values %TXT;
+die "BUG: Nothing to process!" unless @ARGV;
+while (<>) {
+ my $line = $_;
+ while ($line =~ m/linkgit:((.*?)\[(\d)\])/g) {
+ my $pos = pos $line;
+ my ($target, $page, $section) = ($1, $2, $3);
- # De-AsciiDoc
- $page =~ s/{litdd}/--/g;
+ # De-AsciiDoc
+ $page =~ s/{litdd}/--/g;
- if ($page !~ /^git/) {
- report($where, $target, "nongit link");
- next;
- }
- if (! -f "$basedir/$page.txt") {
- report($where, $target, "no such source");
- next;
- }
- $real_section = grab_section($page);
- if ($real_section != $section) {
- report($where, $target,
- "wrong section (should be $real_section)");
- next;
- }
+ if (!exists $TXT{$page}) {
+ report($pos, $line, $target, "link outside of our own docs");
+ next;
+ }
+ if (!exists $SECTION{$page}) {
+ report($pos, $line, $target, "link outside of our sectioned docs");
+ next;
+ }
+ my $real_section = $SECTION{$page};
+ if ($section != $SECTION{$page}) {
+ report($pos, $line, $target, "wrong section (should be $real_section)");
+ next;
}
}
- close $fh;
-}
-
-sub lint_it {
- lint($File::Find::name) if -f && /\.txt$/;
-}
-
-if (!@ARGV) {
- find({ wanted => \&lint_it, no_chdir => 1 }, $basedir);
-} else {
- for (@ARGV) {
- lint($_);
- }
+ # this resets our $. for each file
+ close ARGV if eof;
}
-exit $found_errors;
+exit $exit_code;