curl/tests/badsymbols.pl

155 строки
3.9 KiB
Perl
Executable File

#!/usr/bin/env perl
#***************************************************************************
# _ _ ____ _
# Project ___| | | | _ \| |
# / __| | | | |_) | |
# | (__| |_| | _ <| |___
# \___|\___/|_| \_\_____|
#
# Copyright (C) 2010-2020, Daniel Stenberg, <daniel@haxx.se>, et al.
#
# This software is licensed as described in the file COPYING, which
# you should have received as part of this distribution. The terms
# are also available at https://curl.se/docs/copyright.html.
#
# You may opt to use, copy, modify, merge, publish, distribute and/or sell
# copies of the Software, and permit persons to whom the Software is
# furnished to do so, under the terms of the COPYING file.
#
# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
# KIND, either express or implied.
#
###########################################################################
#
# This script grew out of help from Przemyslaw Iskra and Balint Szilakszi
# a late evening in the #curl IRC channel on freenode.
#
use strict;
use warnings;
use vars qw($Cpreprocessor);
#
# configurehelp perl module is generated by configure script
#
my $rc = eval {
require configurehelp;
configurehelp->import(qw(
$Cpreprocessor
));
1;
};
# Set default values if configure has not generated a configurehelp.pm file.
# This is the case with cmake.
if (!$rc) {
$Cpreprocessor = 'cpp';
}
my $verbose=0;
# verbose mode when -v is the first argument
if($ARGV[0] eq "-v") {
$verbose=1;
shift;
}
# we may get the dir root pointed out
my $root=$ARGV[0] || ".";
# need an include directory when building out-of-tree
my $i = ($ARGV[1]) ? "-I$ARGV[1] " : '';
my $incdir = "$root/include/curl";
my $summary=0;
my $misses=0;
my @syms;
my %doc;
my %rem;
sub scanenums {
my ($file)=@_;
my $skipit = 0;
open H_IN, "-|", "$Cpreprocessor $i$file" || die "Cannot preprocess $file";
while ( <H_IN> ) {
my ($line, $linenum) = ($_, $.);
if( /^#(line|) (\d+) \"(.*)\"/) {
# if the included file isn't in our incdir, then we skip this section
# until next #line
#
if($3 !~ /^$incdir/) {
$skipit = 1;
next;
}
# parse this!
$skipit = 0;
next;
}
if($skipit) {
next;
}
if (/^#/) {
next;
}
if ( /enum\s+(\S+\s+)?{/ .. /}/ ) {
s/^\s+//;
chomp;
s/[,\s].*//;
if(($_ !~ /\}(;|)/) &&
($_ ne "typedef") &&
($_ ne "enum") &&
($_ !~ /^[ \t]*$/)) {
if($verbose) {
print "Source: $Cpreprocessor $i$file\n";
print "Symbol: $_\n";
print "Line #$linenum: $line\n\n";
}
push @syms, $_;
}
}
}
close H_IN || die "Error preprocessing $file";
}
sub scanheader {
my ($f)=@_;
scanenums($f);
open H, "<$f";
while(<H>) {
my ($line, $linenum) = ($_, $.);
if (/^#define +([^ \n]*)/) {
if($verbose) {
print "Source: $f\n";
print "Symbol: $1\n";
print "Line #$linenum: $line\n\n";
}
push @syms, $1;
}
}
close H;
}
opendir(my $dh, $incdir) || die "Can't opendir: $!";
my @hfiles = grep { /\.h$/ } readdir($dh);
closedir $dh;
for(@hfiles) {
scanheader("$incdir/$_");
}
my $errors = 0;
for my $s (@syms) {
if($s !~ /^(lib|)curl/i) {
print "Bad symbols in public header files:\n" if(!$errors);
$errors++;
print " $s\n";
}
}
if($errors) {
exit 1;
}
printf "%d fine symbols found\n", scalar(@syms);