--- a/setup.py Sun Mar 23 23:18:20 2008 +0100
+++ b/setup.py Sun Mar 23 21:35:57 2008 -0300
@@ -24,20 +24,32 @@
# that actually removes its temporary files.
def has_function(cc, funcname):
tmpdir = tempfile.mkdtemp(prefix='hg-install-')
+ devnull = oldstderr = None
try:
- fname = os.path.join(tmpdir, 'funcname.c')
- f = open(fname, 'w')
- f.write('int main(void) {\n')
- f.write(' %s();\n' % funcname)
- f.write('}\n')
- f.close()
try:
+ fname = os.path.join(tmpdir, 'funcname.c')
+ f = open(fname, 'w')
+ f.write('int main(void) {\n')
+ f.write(' %s();\n' % funcname)
+ f.write('}\n')
+ f.close()
+ # Redirect stderr to /dev/null to hide any error messages
+ # from the compiler.
+ # This will have to be changed if we ever have to check
+ # for a function on Windows.
+ devnull = open('/dev/null', 'w')
+ oldstderr = os.dup(sys.stderr.fileno())
+ os.dup2(devnull.fileno(), sys.stderr.fileno())
objects = cc.compile([fname])
cc.link_executable(objects, os.path.join(tmpdir, "a.out"))
except:
return False
return True
finally:
+ if oldstderr is not None:
+ os.dup2(oldstderr, sys.stderr.fileno())
+ if devnull is not None:
+ devnull.close()
shutil.rmtree(tmpdir)
# py2exe needs to be installed to work