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#! /usr/bin/env perl
# Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
#
# Licensed under the OpenSSL license (the "License"). You may not use
# this file except in compliance with the License. You can obtain a copy
# in the file LICENSE in the source distribution or at
# https://www.openssl.org/source/license.html
# This is just a quick script to scan for cases where the 'error'
# function name in a XXXerr() macro is wrong.
#
# Run in the top level by going
# perl util/ck_errf.pl */*.c */*/*.c
#
use strict;
use warnings;
my $err_strict = 0;
my $bad = 0;
foreach my $file (@ARGV) {
if ( $file eq "-strict" ) {
$err_strict = 1;
next;
}
open( IN, "<$file" ) || die "Can't open $file, $!";
my $func = "";
while (<IN>) {
if ( !/;$/ && /^\**([a-zA-Z_].*[\s*])?([A-Za-z_0-9]+)\(.*([),]|$)/ ) {
/^([^()]*(\([^()]*\)[^()]*)*)\(/;
$1 =~ /([A-Za-z_0-9]*)$/;
$func = $1;
$func =~ tr/A-Z/a-z/;
}
if ( /([A-Z0-9]+)err\(([^,]+)/ && !/ckerr_ignore/ ) {
my $errlib = $1;
my $n = $2;
if ( $func eq "" ) {
print "$file:$.:???:$n\n";
$bad = 1;
next;
}
if ( $n !~ /([^_]+)_F_(.+)$/ ) {
#print "check -$file:$.:$func:$n\n";
next;
}
my $lib = $1;
$n = $2;
if ( $lib ne $errlib ) {
print "$file:$.:$func:$n [${errlib}err]\n";
$bad = 1;
next;
}
$n =~ tr/A-Z/a-z/;
if ( $n ne $func && $errlib ne "SYS" ) {
print "$file:$.:$func:$n\n";
$bad = 1;
next;
}
# print "$func:$1\n";
}
}
close(IN);
}
if ( $bad && $err_strict ) {
print STDERR "FATAL: error discrepancy\n";
exit 1;
}
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