X-Git-Url: http://g0dil.de/git?a=blobdiff_plain;f=site_scons%2Fsite_init.py;h=9c2baacb39458cf91592f5fb31b47a65e35acd3b;hb=5d7f7add811bc8fa87b91653811583f9593aeea2;hp=07ffa2501435b3db9d96343c3c48fbea7c246d24;hpb=84bd150c667e693c7ba6c31819b3f155f53e514a;p=senf.git

diff --git a/site_scons/site_init.py b/site_scons/site_init.py
index 07ffa25..9c2baac 100644
--- a/site_scons/site_init.py
+++ b/site_scons/site_init.py
@@ -1,9 +1,11 @@
 import os.path, SCons
+import inspect
 
 # SCons is at     #/tools/scons-<v>/engine/SCons/__init__.py
 # site_init is at #/site_scons/site_init.py
 
-sconsbase = os.path.join(os.path.dirname(os.path.dirname(os.path.abspath(__file__))),"tools")
+sconsbase = os.path.join(os.path.dirname(os.path.dirname(os.path.abspath(
+    inspect.currentframe().f_code.co_filename))),"tools")
 sconsbase = os.path.join(
     sconsbase,sorted((f for f in os.listdir(sconsbase) if f.startswith("scons-")))[-1])
 sconsengine = os.path.join(sconsbase, 'engine')
@@ -29,14 +31,21 @@ if os.path.dirname(os.path.dirname(os.path.abspath(SCons.__file__))) != sconseng
     frame = sys._getframe()
     target_top = marker = []
     while frame and target_top is marker:
-        target_top = frame.f_locals.get('target_top',marker)
         frame = frame.f_back
+        if frame : target_top = frame.f_locals.get('target_top',marker)
     if target_top is marker:
         SCons.Util.display("scons: WARNING: scons -u <target> will probably fail")
     if not target_top:
         target_top = '.'
+    if frame:
+        cdir = frame.f_locals.get('cdir', '.')
     # END HACK
-
+    
     os.chdir(target_top)
+    cdir = os.path.normpath(cdir)
+    if cdir.startswith('../'):
+        SCons.Util.display("scons: WARNING: failed to undo -C option")
+    elif cdir != '.' and not cdir.startswith('/'):
+        os.chdir('/'.join(('..' for _ in cdir.split('/'))))
     os.environ['SCONS_LIB_DIR'] = sconsengine
     os.execv(sconsscript, sys.argv)