Make svu_validate_uv() return the usable size_t value

[perl/modules/Scalar-Vec-Util.git] / Makefile.PL

diff --git a/Makefile.PL b/Makefile.PL
index 6f4e066506346e41221cd9c6e37449e1bbecda24..42a215f802ddaba06ba27d678077db61b0f21d19 100644 (file)
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -37,14 +37,24 @@ if ($cc) {
 
 my @DEFINES;
 
+sub is_little_endian {
+ my $order = $Config{byteorder};
+ return 0 unless $order;
+ my $len = length $order;
+ if ($len > 8) {
+  $order = substr $order, 0, 8;
+  $len   = 8;
+ }
+ return $order eq (join '', 1 .. $len);
+}
+
 my $unit = { bits => 8, size => 1 };
-if (unpack("h*", pack("s", 0x1234)) != 4321) {
+if (not is_little_endian()) {
  print "Forcing unit size of 8 on non-little-endian systems.\n";
 } else {
  print "Checking unit size in bits... ";
  my $align = $Config{alignbytes} || 1;
- my @bits = (8, 16, 32);
- push @bits, 64 unless $^O eq 'MSWin32';
+ my @bits = (8, 16, 32, 64);
  for my $bits (@bits) {
   my $size = $Config{"u${bits}size"};
   next unless $size;
@@ -95,7 +105,8 @@ WriteMakefile(
     PREREQ_PM        => {
         'Exporter' => 0,
         'Carp'     => 0,
-        'XSLoader' => 0
+        'XSLoader' => 0,
+        'base'     => 0,
     },
     MIN_PERL_VERSION => 5.006,
     META_MERGE       => \%META,