From 5e7fb971cdd595b69005d7f11eaabf2dde723139 Mon Sep 17 00:00:00 2001
From: mertz
Date: Mon, 15 Sep 2003 15:22:23 +0000
Subject: corrections so that the usual cpan installation commands are now
 working for perl. Makefile.in should be also ok for tcl

---
 Makefile.PL | 39 +++++++++++++++++++++++----------------
 1 file changed, 23 insertions(+), 16 deletions(-)

(limited to 'Makefile.PL')

diff --git a/Makefile.PL b/Makefile.PL
index bebc206..6951853 100644
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -5,6 +5,7 @@ use 5.00404;
 use Cwd;
 use Config;
 use File::Basename;
+use Carp;
 
 
 BEGIN
@@ -14,25 +15,35 @@ BEGIN
 
 my %opt = parse_opt();
 
-# Libraries
-my $tkConfig = $opt{'--tkConfig'};
-my $tclConfig = $opt{'--tclConfig'};
+# tcl / tk libraries are not needed for perl!
+#my $tkConfig = $opt{'--tkConfig'};
+#my $tclConfig = $opt{'--tclConfig'};
 
-$tkConfig = gess_libs('tkConfig.sh') if (!($tkConfig and -d $tkConfig));
-$tclConfig = gess_libs('tclConfig.sh') if (!($tclConfig and -d $tclConfig));
+#$tkConfig = guess_libs('tkConfig.sh') if (!($tkConfig and -d $tkConfig));
+#$tclConfig = guess_libs('tclConfig.sh') if (!($tclConfig and -d $tclConfig));
 
-my $gl_lib = gess_libs('libGL.so');
+print "Trying to find a libGL by myself (may be long)...\n";
+my $gl_lib = guess_libs('libGL.so');
 if ($gl_lib)
 {
+    my $gl_lib_a = guess_libs('libGL.a');
+    if ($gl_lib_a) {
+	warn ("you have both libGL.so [in $gl_lib] and libGL.a [in $gl_lib_a].
+Tk::Zinc may have trouble building a correct libTkzinc3.x.yy.so library.
+We suggest you to put the libGL.a aside ....")
+	}
     $gl_lib = 'yes';
 }
 else
 {
-    $gl_lib = 'yes';
+    $gl_lib = 'no';
 }
 
 # Directories
 my $prefix = $Config{'prefix'};
+
+# in fact for the CPAN, the default prefix is /usr/local
+#$prefix = '/usr/local';
 $prefix = $opt{'--prefix'} if ($opt{'--prefix'});
 
 
@@ -41,15 +52,14 @@ $prefix = $opt{'--prefix'} if ($opt{'--prefix'});
 #############################################
 
 # Try to guess which library are to be use for tk and tcl
-sub gess_libs
+sub guess_libs
 {
     my $lib_name = shift;
-    print "No $lib_name specified!!! Trying to find it by myself (may be long)...\n";
     
     my @libs = split(/[ \t]+/, $Config{'libpth'});
     foreach my $lib (@libs)
     {
-	my @configs = `find  /usr/lib -name $lib_name`;
+	my @configs = (`find  /usr/lib -name $lib_name`, `find  /usr/local/lib -name $lib_name` , );
 	if (@configs)
 	{
 	    print "Using $configs[0]\n";
@@ -77,17 +87,14 @@ sub parse_opt
 
 
 
-#print "$tkConfig $tclConfig $prefix $gl_lib // $opt{'--tkConfig'} $opt{'--tclConfig'}\n";
+#print "Installing in $prefix gl_lib=$gl_lib\n";
 
 my @args =  ("./configure",
 	     "--enable-ptk=yes",
-	     "--enable-gl=yes",
 	     "--enable-gl=$gl_lib",
 	     "--enable-shared=yes",
-	     "--with-tk=$tkConfig",
-	     "--with-tcl=$tclConfig",
-	     "--prefix=$prefix",
-	     "INSTALL_PERL=\"yes\""
+#	     "--prefix=$prefix",
+#	     INSTALL_PERL=\"yes\""
 	     );
 print "\nConfiguring with... ", join (' ', @args), "\n";
 
-- 
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