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scripts/checksrc.pl: detect duplicated include files

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After an idea by Dan Fandrich in #9794

Closes #9796
This commit is contained in:
Daniel Stenberg 2022-10-24 23:26:56 +02:00
parent 6092eaa3e6
commit 3678336b20
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1 changed files with 10 additions and 0 deletions
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scripts/checksrc.pl
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@ -380,6 +380,7 @@ sub scanfile {
my $incomment=0;
my @copyright=();
my %includes;
checksrc_clear(); # for file based ignores
accept_violations();
@ -472,6 +473,15 @@ sub scanfile {
$line, length($1), $file, $l, "\/\/ comment");
}
if($l =~ /^(\#\s*include\s+)([\">].*[>}"])/) {
my ($pre, $path) = ($1, $2);
if($includes{$path}) {
checkwarn("INCLUDEDUP",
$line, length($1), $file, $l, "duplicated include");
}
$includes{$path} = $l;
}
# detect and strip preprocessor directives
if($l =~ /^[ \t]*\#/) {
# preprocessor line