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#!./miniperl
#
# Create perlmain.c from miniperlmain.c, adding code to boot the
# extensions listed on the command line. In addition, create a
# linker options file which causes the bootstrap routines for
# these extension to be universal symbols in PerlShr.Exe.
#
# Last modified 29-Nov-1994 by Charles Bailey bailey@newman.upenn.edu
#
if (-f 'miniperlmain.c') { $dir = ''; }
elsif (-f '../miniperlmain.c') { $dir = '../'; }
else { die "$0: Can't find miniperlmain.c\n"; }
open (IN,"${dir}miniperlmain.c")
|| die "$0: Can't open ${dir}miniperlmain.c: $!\n";
open (OUT,">${dir}perlmain.c")
|| die "$0: Can't open ${dir}perlmain.c: $!\n";
while (<IN>) {
print OUT;
last if /Do not delete this line--writemain depends on it/;
}
$ok = !eof(IN);
close IN;
if (!$ok) {
close OUT;
unlink "${dir}perlmain.c";
die "$0: Can't find marker line in ${dir}miniperlmain.c - aborting\n";
}
print OUT <<'EOH';
static void
xs_init(pTHX)
{
EOH
if (@ARGV) {
$names = join(' ',@ARGV);
$names =~ tr/"//d; # Plan9 doesn't remove "" on command line
# Allow for multiple names in one quoted group
@exts = split(/\s+/,$names);
}
if (@exts) {
print OUT " char *file = __FILE__;\n";
foreach $ext (@exts) {
my($subname) = $ext;
$subname =~ s/::/__/g;
print OUT "extern void boot_${subname} (pTHX_ CV* cv);\n"
}
# May not actually be a declaration, so put after other declarations
print OUT " dXSUB_SYS;\n";
foreach $ext (@exts) {
my($subname) = $ext;
$subname =~ s/::/__/g;
print "Adding $ext . . .\n";
if ($ext eq 'DynaLoader') {
# Must NOT install 'DynaLoader::boot_DynaLoader' as 'bootstrap'!
# boot_DynaLoader is called directly in DynaLoader.pm
print OUT " newXS(\"${ext}::boot_${ext}\", boot_${subname}, file);\n"
}
else {
print OUT " newXS(\"${ext}::bootstrap\", boot_${subname}, file);\n"
}
}
}
print OUT "}\n";
close OUT;
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