python3: add patch to fix logic to get gcc paths

The Python setup.py has a function called add_gcc_paths(), which
executes gcc -E -v to get the list of header paths searched by
gcc. However, the logic of setup.py is only valid with the normal
english output of gcc: it doesn't work if a non-english locale is
set. This causes setup.py to not find certain headers (such as zlib.h)
and therefore disabling the build of such extensions.

Reported-by: Bruno Coudoin <bruno.coudoin@gcompris.net>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
This commit is contained in:
Thomas Petazzoni 2015-05-29 22:52:24 +02:00 committed by Peter Korsgaard
parent 238bf198cf
commit 4433c7d647

View File

@ -0,0 +1,27 @@
Override system locale and set to default when adding gcc paths
Forces the use of the default locale in the function
add_gcc_paths, which is called when cross compiling to add the
include and library paths. This is necessary because otherwise
the gcc output is localized and the output parsing fails, which
results in no paths added and detect_modules not able to find
any system library (eg. libz, libssl, etc.)
[Thomas: patch taken from https://bugs.python.org/issue23767.]
Signed-off-by: Samuel Cabrero <samuelcabrero@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Index: b/setup.py
===================================================================
--- a/setup.py
+++ b/setup.py
@@ -423,7 +423,7 @@
tmpfile = os.path.join(self.build_temp, 'gccpaths')
if not os.path.exists(self.build_temp):
os.makedirs(self.build_temp)
- ret = os.system('%s -E -v - </dev/null 2>%s 1>/dev/null' % (gcc, tmpfile))
+ ret = os.system('LC_ALL=C %s -E -v - </dev/null 2>%s 1>/dev/null' % (gcc, tmpfile))
is_gcc = False
in_incdirs = False
inc_dirs = []