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#/usr/bin/perl -w
if($#ARGV < 1)
{
die "usage: generate-version <version> <target_dir> <source files>\n";
}
$version = shift(@ARGV);
$target_dir = shift(@ARGV);
print "version: $version\n";
print "target_dir: $target_dir\n";
foreach $file (@ARGV) {
open(READFILE,$file);
$file =~/.*\/(.+)$/iog;
if($1 eq "") {
$target_file = $file;
} else {
$target_file = $1;
}
open(WRITEFILE,">$target_dir/$target_file");
print "$file => $target_dir/$target_file\n";
$proper_version = 1;
print WRITEFILE "/* This is code for version $version\n";
print WRITEFILE " It's generated, so don't bother editing it */\n";
while(<READFILE>) {
if(/^\s*#ifdef\s+/iog) {
if(! /$version\s*$/iog) {
$proper_version = 0;
}
next;
}
if(/^\s*#endif\s*$/iog) {
$proper_version = 1;
next;
}
if($proper_version) {
print WRITEFILE;
}
}
close(WRITEFILE);
close(READFILE);
}
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