unixccompiler.py handles very long ar arguments lists

1 files changed, 40 insertions, 0 deletions

diff --git a/scipy_distutils/unixccompiler.py b/scipy_distutils/unixccompiler.py
new file mode 100644
index 000000000..c3f7af79c
--- /dev/null
+++ b/scipy_distutils/unixccompiler.py
@@ -0,0 +1,40 @@
+"""
+unixccompiler - can handle very long argument lists for ar.
+"""
+
+import os
+from distutils import unixccompiler
+
+import log
+
+class UnixCCompiler(unixccompiler.UnixCCompiler):
+
+    def create_static_lib(self, objects, output_libname,
+                          output_dir=None, debug=0, target_lang=None):
+        objects, output_dir = self._fix_object_args(objects, output_dir)
+        
+        output_filename = \
+            self.library_filename(output_libname, output_dir=output_dir)
+        
+        if self._need_link(objects, output_filename):
+            self.mkpath(os.path.dirname(output_filename))
+            tmp_objects = objects + self.objects
+            while tmp_objects:
+                objects = tmp_objects[:50]
+                tmp_objects = tmp_objects[50:]
+                self.spawn(self.archiver +
+                           [output_filename] +
+                           objects)
+            
+            # Not many Unices required ranlib anymore -- SunOS 4.x is, I
+            # think the only major Unix that does.  Maybe we need some
+            # platform intelligence here to skip ranlib if it's not
+            # needed -- or maybe Python's configure script took care of
+            # it for us, hence the check for leading colon.
+            if self.ranlib:
+                try:
+                    self.spawn(self.ranlib + [output_filename])
+                except DistutilsExecError, msg:
+                    raise LibError, msg
+        else:
+            log.debug("skipping %s (up-to-date)", output_filename)