Fix undefined variables in ObjC/C++ detection
Pointed out by Mike Sinkovsky
@@ -511,10 +511,11 @@ class Environment:
for compiler in compilers:
if isinstance(compiler, str):
compiler = [compiler]
+ arg = ['--version']
try:
- p, out, err = Popen_safe(compiler + ['--version'])
- except OSError:
- popen_exceptions[' '.join(compiler + [arg])] = e
+ p, out, err = Popen_safe(compiler + arg)
+ except OSError as e:
+ popen_exceptions[' '.join(compiler + arg)] = e
version = search_version(out)
if 'Free Software Foundation' in out:
defines = self.get_gnu_compiler_defines(compiler)
@@ -536,10 +537,11 @@ class Environment:
for compiler in compilers:
if isinstance(compiler, str):
compiler = [compiler]
+ arg = ['--version']
try:
- p, out, err = Popen_safe(compiler + ['--version'])
- except OSError:
- popen_exceptions[' '.join(compiler + [arg])] = e
+ p, out, err = Popen_safe(compiler + arg)
+ except OSError as e:
+ popen_exceptions[' '.join(compiler + arg)] = e
version = search_version(out)
if 'Free Software Foundation' in out:
defines = self.get_gnu_compiler_defines(compiler)
