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473664aafd
Different tests may use unexpectedly different versions of perl, depending on whether they hardcode the path to the perl executable or if they resolve the path from the environment. This fixes it so that the same perl is always used. Fix some trailing whitespace and spelling mistakes as well. CLA: trivial Reviewed-by: Tomas Mraz <tomas@openssl.org> Reviewed-by: Paul Dale <pauli@openssl.org> (Merged from https://github.com/openssl/openssl/pull/16362)
115 lines
3.5 KiB
Perl
115 lines
3.5 KiB
Perl
#! /usr/bin/env perl
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use strict;
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use warnings;
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my $debug = $ENV{DEBUG};
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# This scripts finds DEPRECATEDIN declarations and converts them to
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# C declarations with the corresponding OSSL_DEPRECATEDIN attribute
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# macro. It also makes sure they are guarded them with a corresponding
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# '#ifndef OPENSSL_NO_DEPRECATED', and pays extra attention to only have
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# one such guard around a group of deprecations for the same version.
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my $parens_re =
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qr/(
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\( # The start of what we recurse on
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(?:
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(?> [^()]+ ) # Non-parens, without backtracking
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(?-1) # Recurse to start of parens group
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)*
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\) # The end of what we recurse on
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)/x;
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my $deprecated_kw_re = qr/(DEPRECATEDIN)_(\d+_\d+(?:_\d+)?)/;
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my $deprecated_re =
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qr/
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$deprecated_kw_re
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\(
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(
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(?:
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(?> [^()]+ )
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$parens_re
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)*
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)
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\)
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/x;
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my $headertext;
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{
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local $/;
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$headertext = <STDIN>;
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}
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$headertext =~ s/\R/\n/g;
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my $cppspaces = '';
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my $last_cppspaces = '';
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my $currentguard = "";
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my $cnt = 0;
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while ( $headertext =~ m/(.*?) # $1
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( # $2
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^
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(?|
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(\#)(\s*)(if)?.*? # $3 ('#')
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# $4 (spaces)
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# $5 ('if'?)
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\s*$deprecated_kw_re\(.*?
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# $3 = 'DEPRECATEDIN'
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# $4 (vers)
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)
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\n
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)
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/msx ) {
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my $before = $1;
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my $capture = $2;
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my $after = $';
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my $deprecation = '';
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my $test = $capture.$';
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my $version = undef;
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print STDERR "DEBUG: captured:\n$capture"
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if $debug;
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if ($3 eq '#') {
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# Treat preprocessor lines (count spaces)
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$cppspaces = $4;
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$cppspaces .= ' ' if (defined $5 && $5 eq 'if');
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print STDERR "DEBUG: cpp spaces set to ", length($cppspaces), "\n"
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if $debug;
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$before .= $capture;
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} elsif ($test =~ m/^\s*$deprecated_re(.*?\n)/) {
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# Treat DEPRECATEDIN_...
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$version = $2;
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$deprecation = "OSSL_DEPRECATEDIN_$version $3;$5";
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$after = $'; # Different from the previous!
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print STDERR "DEBUG: changed to:\n$deprecation\n"
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if $debug;
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}
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if ($currentguard ne ''
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&& (defined $version && $currentguard ne $version
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|| $before !~ /^\s*$/s)) {
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print "#${last_cppspaces}endif\n";
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$cppspaces = substr($cppspaces, 0, -1);
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$currentguard = "";
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}
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print $before;
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if ($deprecation) {
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if ($currentguard eq '' && defined $version) {
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$currentguard = $version;
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print "#${cppspaces}ifndef OPENSSL_NO_DEPRECATED_$version\n";
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$last_cppspaces = $cppspaces;
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$cppspaces .= ' ';
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print STDERR "DEBUG: cpp spaces set to ", length($cppspaces), "\n"
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if $debug;
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}
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print $deprecation;
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}
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$headertext = $after;
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}
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print "#endif\n" if $currentguard ne '';
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print $headertext;
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