our $VERSION = "1.09_00";
my %err = ();
+my %wsa = ();
unlink "Errno.pm" if -f "Errno.pm";
open OUT, ">Errno.pm" or die "Cannot open Errno.pm: $!";
my($file) = @_;
return unless defined $file and -f $file;
+# warn "Processing $file\n";
local *FH;
if (($^O eq 'VMS') && ($Config{vms_cc_type} ne 'gnuc')) {
while(<FH>) {
$err{$1} = 1
if /^\s*#\s*define\s+(E\w+)\s+/;
+ if ($^O eq 'MSWin32') {
+ $wsa{$1} = 1
+ if /^\s*#\s*define\s+WSA(E\w+)\s+/;
+ }
}
}
close(FH);
$file{'../../vmesa/errno.h'} = 1;
} elsif ($Config{archname} eq 'epoc') {
# Watch out for cross compiling for EPOC (usually done on linux)
- $file{'/usr/local/epoc/include/libc/sys/errno.h'} = 1;
+ $file{'/usr/local/epocemx/epocsdk/include/libc/sys/errno.h'} = 1;
} elsif ($^O eq 'linux' &&
$Config{gccversion} ne '' # might be using, say, Intel's icc
) {
# we might miss out on compiler-specific ones
$file{"$ENV{GUSI}include:sys:errno.h"} = 1;
+ } elsif ($^O eq 'beos') {
+ # hidden in a special place
+ $file{'/boot/develop/headers/posix/errno.h'} = 1;
+
+ } elsif ($^O eq 'vos') {
+ # avoid problem where cpp returns non-POSIX pathnames
+ $file{'/system/include_library/errno.h'} = 1;
} else {
open(CPPI,"> errno.c") or
die "Cannot open errno.c";
if ($^O eq 'NetWare') {
- print CPPI "#include <nwerrno.h>\n";
+ print CPPI "#include <nwerrno.h>\n";
} else {
- print CPPI "#include <errno.h>\n";
+ print CPPI "#include <errno.h>\n";
+ if ($^O eq 'MSWin32') {
+ print CPPI "#define _WINSOCKAPI_\n"; # don't drag in everything
+ print CPPI "#include <winsock.h>\n";
+ }
}
close(CPPI);
die "Cannot open errno.c";
if ($^O eq 'NetWare') {
- print CPPI "#include <nwerrno.h>\n";
- } else {
- print CPPI "#include <errno.h>\n";
+ print CPPI "#include <nwerrno.h>\n";
+ }
+ else {
+ print CPPI "#include <errno.h>\n";
+ }
+ if ($^O eq 'MSWin32') {
+ print CPPI "#include <winsock.h>\n";
+ foreach $err (keys %wsa) {
+ print CPPI "#ifndef $err\n";
+ print CPPI "#define $err WSA$err\n";
+ print CPPI "#endif\n";
+ $err{$err} = 1;
}
-
+ }
+
foreach $err (keys %err) {
print CPPI '"',$err,'" [[',$err,']]',"\n";
}
my($name,$expr);
next unless ($name, $expr) = /"(.*?)"\s*\[\s*\[\s*(.*?)\s*\]\s*\]/;
next if $name eq $expr;
+ $expr =~ s/(\d+)[LU]+\b/$1/g; # 2147483647L et alia
$err{$name} = eval $expr;
}
close(CPPO);
}
+ # Many of the E constants (including ENOENT, which is being
+ # used in the Perl test suite a lot), are available only as
+ # enums in BeOS, so compiling and executing some code is about
+ # only way to find out what the numeric Evalues are.
+
+ if ($^O eq 'beos') {
+ if (open(C, ">errno.c")) {
+ my @zero = grep { !$err{$_} } keys %err;
+ print C <<EOF;
+#include <errno.h>
+#include <stdio.h>
+int main() {
+EOF
+ for (@zero) {
+ print C qq[printf("$_ %d\n", $_);]
+ }
+ print C "}\n";
+ close C;
+ system("cc -o errno errno.c");
+ unlink("errno.c");
+ if (open(C, "./errno|")) {
+ while (<C>) {
+ if (/^(\w+) (-?\d+)$/) { $err{$1} = $2 }
+ }
+ close(C);
+ } else {
+ die "failed to execute ./errno: $!\n";
+ }
+ unlink("errno");
+ } else {
+ die "failed to create errno.c: $!\n";
+ }
+ }
+
# Write Errno.pm
print <<"EDQ";
die "Errno architecture ($Config{'archname'}-$Config{'osvers'}) does not match executable architecture (\$Config{'archname'}-\$Config{'osvers'})";
\$VERSION = "$VERSION";
+\$VERSION = eval \$VERSION;
\@ISA = qw(Exporter);
EDQ