Make Makefile.PL honour CC= arguments

diff --git a/Makefile.PL b/Makefile.PL
index 7b55ee5844719860b1074770c01a7b17cd89afe6..0a724577b46dd511f1c5178330c03eb1cf1c042b 100644 (file)
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -12,28 +12,36 @@ BEGIN {
  die 'OS unsupported' if $@;
 }
 
-# Inspired from Module::Install::Can
-print "Checking for a valid C compiler in the PATH... ";
-my @ccs = ($Config{cc});
-unshift @ccs, $ENV{CC} if $ENV{CC};
 my $cc;
+for (@ARGV) {
+ if (/^CC=(.*)/) {
+  $cc = $1;
+  last;
+ }
+}
+if (defined $cc) {
+ print "Forcing the use of $cc as the C compiler.\n";
+} else {
+ # Inspired from Module::Install::Can
+ print "Checking for a valid C compiler in the PATH... ";
+ my @ccs = ($Config{cc});
+ unshift @ccs, $ENV{CC} if $ENV{CC};
 CC:
-for my $c (@ccs) {
- for my $dir (split /$Config{path_sep}/, $ENV{PATH}) {
-  my $abs = File::Spec->catfile($dir, $c);
-  if (-x $abs or MM->maybe_command($abs)) {
-   $cc = $c;
-   last CC;
+ for my $c (@ccs) {
+  for my $dir (split /$Config{path_sep}/, $ENV{PATH}) {
+   my $abs = File::Spec->catfile($dir, $c);
+   if (-x $abs or MM->maybe_command($abs)) {
+    $cc = $c;
+    print $cc, "\n";
+    last CC;
+   }
   }
  }
+ print "none\n" unless defined $cc;
 }
+
 my @C;
-if ($cc) {
- push @C, 'Util.c';
- print $cc, "\n";
-} else {
- print "none\n";
-}
+push @C, 'Util.c' if defined $cc;
 
 my @DEFINES;