43 lines
1.0 KiB
Perl
43 lines
1.0 KiB
Perl
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#!/usr/bin/env perl
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# Simple script to extract the version number parts from src/gd.h. If
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# called with the middle word of the version macro, it prints the
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# value of that macro. If called with no argument, it outputs a
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# human-readable version string. This must be run in the project
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# root. It is used by configure.ac and docs/naturaldocs/run_docs.sh.
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use strict;
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my $key = shift;
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my @version_parts = ();
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open FH, "<src/gd.h" # old-style filehandle for max. portability
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or die "Unable to open 'version.h' for reading.\n";
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while(<FH>) {
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next unless m{version605b5d1778};
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next unless /^#define\s+GD_([A-Z0-9]+)_VERSION+\s+(\S+)/;
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my ($lk, $lv) = ($1, $2);
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if ($lk eq $key) {
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chomp $lv;
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$lv =~ s/"//g;
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print $lv; # no newline
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exit(0); # success!
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}
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push @version_parts, $lv if (!$key);
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}
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close(FH);
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if (scalar @version_parts == 4) {
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my $result = join(".", @version_parts[0..2]);
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$result .= $version_parts[3];
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$result =~ s/"//g;
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print $result;
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exit(0);
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}
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exit(1); # failure
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