curl-w32/tests/test1173.pl

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#!/usr/bin/env perl
#***************************************************************************
# _ _ ____ _
# Project ___| | | | _ \| |
# / __| | | | |_) | |
# | (__| |_| | _ <| |___
# \___|\___/|_| \_\_____|
#
# Copyright (C) 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.
#
# SPDX-License-Identifier: curl
#
###########################################################################
#
# Scan man page(s) and detect some simple and yet common formatting mistakes.
#
# Output all deviances to stderr.
use strict;
use warnings;
use File::Basename;
# get the file name first
my $symbolsinversions=shift @ARGV;
# we may get the dir roots pointed out
my @manpages=@ARGV;
my $errors = 0;
my %docsdirs;
my %optblessed;
my %funcblessed;
my @optorder = (
'NAME',
'SYNOPSIS',
'DESCRIPTION',
#'DEFAULT', # CURLINFO_ has no default
'PROTOCOLS',
'EXAMPLE',
'AVAILABILITY',
'RETURN VALUE',
'SEE ALSO'
);
my @funcorder = (
'NAME',
'SYNOPSIS',
'DESCRIPTION',
'EXAMPLE',
'AVAILABILITY',
'RETURN VALUE',
'SEE ALSO'
);
my %shline; # section => line number
my %symbol;
# some CURLINFO_ symbols are not actual options for curl_easy_getinfo,
# mark them as "deprecated" to hide them from link-warnings
my %deprecated = (
CURLINFO_TEXT => 1,
CURLINFO_HEADER_IN => 1,
CURLINFO_HEADER_OUT => 1,
CURLINFO_DATA_IN => 1,
CURLINFO_DATA_OUT => 1,
CURLINFO_SSL_DATA_IN => 1,
CURLINFO_SSL_DATA_OUT => 1,
);
sub allsymbols {
open(my $f, "<", "$symbolsinversions") ||
die "$symbolsinversions: $|";
while(<$f>) {
if($_ =~ /^([^ ]*) +(.*)/) {
my ($name, $info) = ($1, $2);
$symbol{$name}=$name;
if($info =~ /([0-9.]+) +([0-9.]+)/) {
$deprecated{$name}=$info;
}
}
}
close($f);
}
my %ref = (
'curl.1' => 1
);
sub checkref {
my ($f, $sec, $file, $line)=@_;
my $present = 0;
#print STDERR "check $f.$sec\n";
if($ref{"$f.$sec"}) {
# present
return;
}
foreach my $d (keys %docsdirs) {
if( -f "$d/$f.$sec") {
$present = 1;
$ref{"$f.$sec"}=1;
last;
}
}
if(!$present) {
print STDERR "$file:$line broken reference to $f($sec)\n";
$errors++;
}
}
sub scanmanpage {
my ($file) = @_;
my $reqex = 0;
my $inseealso = 0;
my $inex = 0;
my $insynop = 0;
my $exsize = 0;
my $synopsize = 0;
my $shc = 0;
my $optpage = 0; # option or function
my @sh;
my $SH="";
my @separators;
my @sepline;
open(my $m, "<", "$file") || die "no such file: $file";
if($file =~ /[\/\\](CURL|curl_)[^\/\\]*.3/) {
# This is a man page for libcurl. It requires an example!
$reqex = 1;
if($1 eq "CURL") {
$optpage = 1;
}
}
my $line = 1;
while(<$m>) {
chomp;
if($_ =~ /^.so /) {
# this man page is just a referral
close($m);
return;
}
if(($_ =~ /^\.SH SYNOPSIS/i) && ($reqex)) {
# this is for libcurl man page SYNOPSIS checks
$insynop = 1;
$inex = 0;
}
elsif($_ =~ /^\.SH EXAMPLE/i) {
$insynop = 0;
$inex = 1;
}
elsif($_ =~ /^\.SH \"SEE ALSO\"/i) {
$inseealso = 1;
}
elsif($_ =~ /^\.SH/i) {
$insynop = 0;
$inex = 0;
}
elsif($inseealso) {
if($_ =~ /^\.BR (.*)/i) {
my $f = $1;
if($f =~ /^(lib|)curl/i) {
$f =~ s/[\n\r]//g;
if($f =~ s/([a-z_0-9-]*) \(([13])\)([, ]*)//i) {
push @separators, $3;
push @sepline, $line;
checkref($1, $2, $file, $line);
}
if($f !~ /^ *$/) {
print STDERR "$file:$line bad SEE ALSO format\n";
$errors++;
}
}
else {
if($f =~ /.*(, *)\z/) {
push @separators, $1;
push @sepline, $line;
}
else {
push @separators, " ";
push @sepline, $line;
}
}
}
}
elsif($inex) {
$exsize++;
if($_ =~ /[^\\]\\n/) {
print STDERR "$file:$line '\\n' need to be '\\\\n'!\n";
}
}
elsif($insynop) {
$synopsize++;
if(($synopsize == 1) && ($_ !~ /\.nf/)) {
print STDERR "$file:$line:1:ERROR: be .nf for proper formatting\n";
}
}
if($_ =~ /^\.SH ([^\r\n]*)/i) {
my $n = $1;
# remove enclosing quotes
$n =~ s/\"(.*)\"\z/$1/;
push @sh, $n;
$shline{$n} = $line;
$SH = $n;
}
if($_ =~ /^\'/) {
print STDERR "$file:$line line starts with single quote!\n";
$errors++;
}
if($_ =~ /\\f([BI])(.*)/) {
my ($format, $rest) = ($1, $2);
if($rest !~ /\\fP/) {
print STDERR "$file:$line missing \\f${format} terminator!\n";
$errors++;
}
}
my $c = $_;
while($c =~ s/\\f([BI])((lib|)curl[a-z_0-9-]*)\(([13])\)//i) {
checkref($2, $4, $file, $line);
}
if(($_ =~ /\\f([BI])((libcurl|CURLOPT_|CURLSHOPT_|CURLINFO_|CURLMOPT_|curl_easy_|curl_multi_|curl_url|curl_mime|curl_global|curl_share)[a-zA-Z_0-9-]+)(.)/) &&
($4 ne "(")) {
print STDERR "$file:$line curl ref to $2 without section\n";
$errors++;
}
if($_ =~ /(.*)\\f([^BIP])/) {
my ($pre, $format) = ($1, $2);
if($pre !~ /\\\z/) {
# only if there wasn't another backslash before the \f
print STDERR "$file:$line suspicious \\f format!\n";
$errors++;
}
}
if(($SH =~ /^(DESCRIPTION|RETURN VALUE|AVAILABILITY)/i) &&
($_ =~ /(.*)((curl_multi|curl_easy|curl_url|curl_global|curl_url|curl_share)[a-zA-Z_0-9-]+)/) &&
($1 !~ /\\fI$/)) {
print STDERR "$file:$line unrefed curl call: $2\n";
$errors++;
}
if($optpage && $SH && ($SH !~ /^(SYNOPSIS|EXAMPLE|NAME|SEE ALSO)/i) &&
($_ =~ /(.*)(CURL(OPT_|MOPT_|INFO_|SHOPT_)[A-Z0-9_]*)/)) {
# an option with its own man page, check that it is tagged
# for linking
my ($pref, $symbol) = ($1, $2);
if($deprecated{$symbol}) {
# let it be
}
elsif($pref !~ /\\fI\z/) {
print STDERR "$file:$line option $symbol missing \\fI tagging\n";
$errors++;
}
}
if($_ =~ /[ \t]+$/) {
print STDERR "$file:$line trailing whitespace\n";
$errors++;
}
$line++;
}
close($m);
if(@separators) {
# all except the last one need comma
for(0 .. $#separators - 1) {
my $l = $_;
my $sep = $separators[$l];
if($sep ne ",") {
printf STDERR "$file:%d: bad not-last SEE ALSO separator: '%s'\n",
$sepline[$l], $sep;
$errors++;
}
}
# the last one should not do comma
my $sep = $separators[$#separators];
if($sep eq ",") {
printf STDERR "$file:%d: superfluous comma separator\n",
$sepline[$#separators];
$errors++;
}
}
if($reqex) {
# only for libcurl options man-pages
my $shcount = scalar(@sh); # before @sh gets shifted
if($exsize < 2) {
print STDERR "$file:$line missing EXAMPLE section\n";
$errors++;
}
if($shcount < 3) {
print STDERR "$file:$line too few man page sections!\n";
$errors++;
return;
}
my $got = "start";
my $i = 0;
my $shused = 1;
my @shorig = @sh;
my @order = $optpage ? @optorder : @funcorder;
my $blessed = $optpage ? \%optblessed : \%funcblessed;
while($got) {
my $finesh;
$got = shift(@sh);
if($got) {
if($$blessed{$got}) {
$i = $$blessed{$got};
$finesh = $got; # a mandatory one
}
}
if($i && defined($finesh)) {
# mandatory section
if($i != $shused) {
printf STDERR "$file:%u Got %s, when %s was expected\n",
$shline{$finesh},
$finesh,
$order[$shused-1];
$errors++;
return;
}
$shused++;
if($i == scalar(@order)) {
# last mandatory one, exit
last;
}
}
}
if($i != scalar(@order)) {
printf STDERR "$file:$line missing mandatory section: %s\n",
$order[$i];
printf STDERR "$file:$line section found at index %u: '%s'\n",
$i, $shorig[$i];
printf STDERR " Found %u used sections\n", $shcount;
$errors++;
}
}
}
allsymbols();
if(!$symbol{'CURLALTSVC_H1'}) {
print STDERR "didn't get the symbols-in-version!\n";
exit;
}
my $ind = 1;
for my $s (@optorder) {
$optblessed{$s} = $ind++
}
$ind = 1;
for my $s (@funcorder) {
$funcblessed{$s} = $ind++
}
for my $m (@manpages) {
$docsdirs{dirname($m)}++;
}
for my $m (@manpages) {
scanmanpage($m);
}
print STDERR "ok\n" if(!$errors);
exit $errors;