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VMS tweak (suggested by Craig A. Berry <craig.berry@metamor.com>)
[perl5.git] / ext / B / defsubs_h.PL
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1# Do not remove the following line; MakeMaker relies on it to identify
2# this file as a template for defsubs.h
3# Extracting defsubs.h (with variable substitutions)
4c1f658f 4#!perl
32882678 5my ($out) = __FILE__ =~ /(^.*)\.PL/i;
93804878 6$out =~ s/_h$/.h/;
4c1f658f 7open(OUT,">$out") || die "Cannot open $file:$!";
cc50ac46 8print "Extracting $out...\n";
4c1f658f 9foreach my $const (qw(AVf_REAL
b874ff32 10 HEf_SVKEY
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11 SVf_IOK SVf_IVisUV SVf_NOK SVf_POK
12 SVf_ROK SVp_IOK SVp_POK ))
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13 {
14 doconst($const);
15 }
16foreach my $file (qw(op.h cop.h))
17 {
18 open(OPH,"../../$file") || die "Cannot open ../../$file:$!";
19 while (<OPH>)
20 {
21 doconst($1) if (/#define\s+(\w+)\s+([\(\)\|\dx]+)\s*(?:$|\/\*)/);
22 }
23 close(OPH);
24 }
25close(OUT);
26
27sub doconst
28{
29 my $sym = shift;
30 my $l = length($sym);
31 print OUT <<"END";
32 newCONSTSUB(stash,"$sym",newSViv($sym));
79cb57f6 33 av_push(export_ok,newSVpvn("$sym",$l));
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34END
35}