From b1d7579debb237ac4b5a3112a9cfafd21a2457b3 Mon Sep 17 00:00:00 2001
From: Mike Hiretsky <mh@calculate.ru>
Date: Wed, 5 Sep 2012 19:54:05 +0400
Subject: [PATCH] Add check on full kernel sources.

---
 pym/cl_kernel.py     | 21 ++++++++++++++++-----
 pym/cl_kernel_cmd.py | 13 +++++++++++++
 2 files changed, 29 insertions(+), 5 deletions(-)

diff --git a/pym/cl_kernel.py b/pym/cl_kernel.py
index b6e3c35..3ddf926 100644
--- a/pym/cl_kernel.py
+++ b/pym/cl_kernel.py
@@ -74,12 +74,23 @@ class cl_kernel(color_print):
         """Test directory for kernel sources"""
         makefilepath = path.join(dirpath,'Makefile')
         kbuildpath = path.join(dirpath,'Kbuild')
-        if not path.exists(makefilepath) \
-            or not path.exists(kbuildpath) \
-            or not "Kbuild for top-level directory of the kernel" in \
+        if path.exists(makefilepath) \
+            and path.exists(kbuildpath) \
+            and "Kbuild for top-level directory of the kernel" in \
                 open(kbuildpath,'r').read():
-            return False
-        return True
+            return True
+        return False
+
+    def _testFullKernelDirectory(self,dirpath):
+        """To check the directory for full kernel sources
+        
+        Kernel may be installed with minimal (later vmlinuz) flag"""
+        documentationPath = path.join(dirpath,'Documentation')
+        driversPath = path.join(dirpath,'drivers')
+        if path.exists(documentationPath) \
+            and path.exists(driversPath):
+            return True
+        return False
 
     def setNoColor(self):
         self.color = False
diff --git a/pym/cl_kernel_cmd.py b/pym/cl_kernel_cmd.py
index 3a85ada..cf99e79 100644
--- a/pym/cl_kernel_cmd.py
+++ b/pym/cl_kernel_cmd.py
@@ -125,8 +125,21 @@ class kernel_cmd(share_cmd):
             if not self.logicObj._testKernelDirectory(values.k):
                 self.optobj.error("%s:'%s'"%
                     (_("wrong kernel source directory"),values.k))
+            elif not self.logicObj._testFullKernelDirectory(values.k):
+                self.optobj.error(("%s:'%s'"%
+                    (_("in directory of kernel source not enough needed files"),
+                        values.k))+"\n"+
+                        _("Probably calculate-sources was "
+                          "compiled with USE 'minimal'"))
             else:
                 self.logicObj.clVars.Set('cl_kernel_src_path',values.k,True)
+        else:
+            if not self.logicObj._testFullKernelDirectory(
+                    self.logicObj.clVars.Get('cl_kernel_src_path')):
+                self.optobj.error((_("in default directory of kernel source "
+                   "not enough needed files")+"\n"+
+                   _("Probably calculate-sources was "
+                     "compiled with USE 'minimal'")))
         if values.c and values.o:
             self.optobj.error("%s: %s"%(_("incompatible options"),
                               self.getStringIncompatibleOptions(["c","o"])))