Check the CC environment variable instead of assuming to use the gcc compiler.

diff --git a/giscanner/sourcescanner.py b/giscanner/sourcescanner.py
index 1a8194d..b14214a 100644 (file)
--- a/giscanner/sourcescanner.py
+++ b/giscanner/sourcescanner.py
@@ -250,7 +250,7 @@ class SourceScanner(object):
 
         defines = ['__GI_SCANNER__']
         undefs = []
-        cpp_args = ['gcc', '-E', '-C', '-I.', '-']
+        cpp_args = [os.environ.get('CC', 'gcc'), '-E', '-C', '-I.', '-']
 
         cpp_args += self._cpp_options
         proc = subprocess.Popen(cpp_args,