Only declare dMY_CXT when really needed

[perl/modules/autovivification.git] / Makefile.PL

diff --git a/Makefile.PL b/Makefile.PL
index 3c510a82b90fc9325639337739b662a6c6eefba6..1c5c428370cef5598b9dd3158304139b31be1bae 100644 (file)
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -1,10 +1,37 @@
-use 5.008001;
+use 5.008003;
 
 use strict;
 use warnings;
 use ExtUtils::MakeMaker;
 
+BEGIN {
+ local $@;
+ eval { require Config };
+ die 'OS unsupported' if $@;
+ Config->import(qw<%Config>);
+}
+
 my @DEFINES;
+my %macro;
+
+my $is_gcc_34 = 0;
+print "Checking if this is gcc 3.4 on Windows trying to link against an import library... ";
+if ($^O eq 'MSWin32' and not grep /^LD[A-Z]*=/, @ARGV) {
+ my ($libperl, $gccversion) = map $_ || '', @Config{qw<libperl gccversion>};
+ if ($gccversion =~ /^3\.4\.[0-9]+/ and $libperl =~ s/\.lib$//) {
+  $is_gcc_34 = 1;
+  my ($lddlflags, $ldflags) = @Config{qw<lddlflags ldflags>};
+  $_ ||= '', s/-L(?:".*?"|\S+)//g for $lddlflags, $ldflags;
+  $libperl = "-l$libperl";
+  my $libdirs = join ' ',
+                 map { s/(?<!\\)((?:\\\\)*")/\\$1/g; qq[-L"$_"] }
+                  @Config{qw<bin sitebin>};
+  $macro{LDDLFLAGS}    = "$lddlflags $libdirs $libperl";
+  $macro{LDFLAGS}      = "$ldflags $libdirs $libperl";
+  $macro{PERL_ARCHIVE} = '',
+ }
+}
+print $is_gcc_34 ? "yes\n" : "no\n";
 
 # Threads, Windows and 5.8.x don't seem to be best friends
 if ($^O eq 'MSWin32' && $^V lt v5.9.0) {
@@ -17,6 +44,7 @@ if ($^O eq 'MSWin32' && $^V lt v5.10.1) {
 }
 
 @DEFINES = (DEFINE => join ' ', @DEFINES) if @DEFINES;
+%macro   = (macro  => { %macro })         if %macro; # Beware of the circle
 
 my $dist = 'autovivification';
 
@@ -56,7 +84,7 @@ WriteMakefile(
  PL_FILES         => {},
  @DEFINES,
  PREREQ_PM        => \%PREREQ_PM,
- MIN_PERL_VERSION => 5.008001,
+ MIN_PERL_VERSION => 5.008003,
  META_MERGE       => \%META,
  dist             => {
   PREOP    => "pod2text $file > \$(DISTVNAME)/README",
@@ -65,4 +93,5 @@ WriteMakefile(
  clean            => {
   FILES => "$dist-* *.gcov *.gcda *.gcno cover_db Debian_CPANTS.txt"
  },
+ %macro,
 );