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https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
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57 lines
1.2 KiB
Perl
57 lines
1.2 KiB
Perl
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#!/usr/bin/perl
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#
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# headers_check.pl execute a number of trivial consistency checks
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#
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# Usage: headers_check.pl dir [files...]
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# dir: dir to look for included files
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# arch: architecture
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# files: list of files to check
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#
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# The script reads the supplied files line by line and:
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#
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# 1) for each include statement it checks if the
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# included file actually exists.
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# Only include files located in asm* and linux* are checked.
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# The rest are assumed to be system include files.
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#
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# 2) TODO: check for leaked CONFIG_ symbols
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use strict;
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use warnings;
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my ($dir, $arch, @files) = @ARGV;
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my $ret = 0;
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my $line;
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my $lineno = 0;
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my $filename;
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foreach my $file (@files) {
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$filename = $file;
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open(my $fh, '<', "$filename") or die "$filename: $!\n";
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$lineno = 0;
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while ($line = <$fh>) {
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$lineno++;
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check_include();
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}
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close $fh;
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}
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exit $ret;
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sub check_include
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{
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if ($line =~ m/^\s*#\s*include\s+<((asm|linux).*)>/) {
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my $inc = $1;
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my $found;
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$found = stat($dir . "/" . $inc);
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if (!$found) {
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$inc =~ s#asm/#asm-$arch/#;
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$found = stat($dir . "/" . $inc);
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}
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if (!$found) {
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printf STDERR "$filename:$lineno: included file '$inc' is not exported\n";
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$ret = 1;
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}
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}
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}
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