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authorYork Sun <york.sun@nxp.com>2016-10-04 14:33:51 -0700
committersjg <sjg@chromium.org>2016-10-09 09:30:32 -0600
commitd5fe013ceefe72466f192fd17f1dae8ce29684ef (patch)
treebe6c6b7c4a25b83972848cb75ce75ca979dd617d /tools/buildman
parentf40fa9b36f42794cc8d778eb0e8d26cfb0c40bed (diff)
tools: buildman: Add compiler wrapper
Now we can use compiler wrapper such as ccache or distcc for buildman. Signed-off-by: York Sun <york.sun@nxp.com> CC: Simon Glass <sjg@chromium.org> Acked-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'tools/buildman')
-rw-r--r--tools/buildman/README9
-rw-r--r--tools/buildman/toolchain.py18
2 files changed, 25 insertions, 2 deletions
diff --git a/tools/buildman/README b/tools/buildman/README
index 8c5f8610d0..514bebc9f8 100644
--- a/tools/buildman/README
+++ b/tools/buildman/README
@@ -211,6 +211,15 @@ arm: arm-none-eabi-
and buildman will find arm-none-eabi-gcc in /usr/bin if you have it installed.
+[toolchain-wrapper]
+wrapper: ccache
+
+This tells buildman to use a compiler wrapper in front of CROSS_COMPILE. In
+this example, ccache. It doesn't affect the toolchain scan. The wrapper is
+added when CROSS_COMPILE environtal variable is set. The name in this
+section is ignored. If more than one line is provided, only the last one
+is taken.
+
3. Make sure you have the require Python pre-requisites
Buildman uses multiprocessing, Queue, shutil, StringIO, ConfigParser and
diff --git a/tools/buildman/toolchain.py b/tools/buildman/toolchain.py
index 41e4e4c535..4778876201 100644
--- a/tools/buildman/toolchain.py
+++ b/tools/buildman/toolchain.py
@@ -127,6 +127,18 @@ class Toolchain:
return PRIORITY_CALC + prio
return PRIORITY_CALC + prio
+ def GetWrapper(self, show_warning=True):
+ """Get toolchain wrapper from the setting file.
+ """
+ value = ''
+ for name, value in bsettings.GetItems('toolchain-wrapper'):
+ if not value:
+ print "Warning: Wrapper not found"
+ if value:
+ value = value + ' '
+
+ return value
+
def MakeEnvironment(self, full_path):
"""Returns an environment for using the toolchain.
@@ -138,10 +150,12 @@ class Toolchain:
PATH
"""
env = dict(os.environ)
+ wrapper = self.GetWrapper()
+
if full_path:
- env['CROSS_COMPILE'] = os.path.join(self.path, self.cross)
+ env['CROSS_COMPILE'] = wrapper + os.path.join(self.path, self.cross)
else:
- env['CROSS_COMPILE'] = self.cross
+ env['CROSS_COMPILE'] = wrapper + self.cross
env['PATH'] = self.path + ':' + env['PATH']
return env