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#!/usr/bin/env perl
#***************************************************************************
# _ _ ____ _
# Project ___| | | | _ \| |
# / __| | | | |_) | |
# | (__| |_| | _ <| |___
# \___|\___/|_| \_\_____|
#
# Copyright (C) 2010-2019, 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.haxx.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.
#
###########################################################################
#
use strict;
use warnings;
# the DISABLE options that can be set by configure
my %disable;
# the DISABLE options that are used in C files
my %file;
# we may get the dir root pointed out
my $root=$ARGV[0] || ".";
sub scan_configure {
open S, "<$root/configure.ac";
while(<S>) {
if(/(CURL_DISABLE_[A-Z_]+)/g) {
my ($sym)=($1);
$disable{$sym} = 1;
}
}
close S;
}
sub scan_file {
my ($source)=@_;
open F, "<$source";
while(<F>) {
if(/(CURL_DISABLE_[A-Z_]+)/g) {
my ($sym)=($1);
$file{$sym} = $source;
}
}
close F;
}
sub scan_dir {
my ($dir)=@_;
opendir(my $dh, $dir) || die "Can't opendir $dir: $!";
my @cfiles = grep { /\.c\z/ && -f "$dir/$_" } readdir($dh);
closedir $dh;
for my $f (sort @cfiles) {
scan_file("$dir/$f");
}
}
sub scan_sources {
scan_dir("$root/src");
scan_dir("$root/lib");
scan_dir("$root/lib/vtls");
scan_dir("$root/lib/vauth");
}
scan_configure();
scan_sources();
my $error = 0;
# Check the configure symbols for use in code
for my $s (sort keys %disable) {
if(!$file{$s}) {
printf "Present in configure.ac, not used by code: %s\n", $s;
$error++;
}
}
# Check the code symbols for use in configure
for my $s (sort keys %file) {
if(!$disable{$s}) {
printf "Not set by configure: %s (%s)\n", $s, $file{$s};
$error++;
}
}
exit $error;
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