[gobject-introspection] g-ir-scanner: Support multiple arguments for compiler

[Colin Walters <walters src gnome org>]

commit 82b86785e91175060deb0425756bfa76c68cd36f
Author: Marc-Antoine Perennou <Marc-Antoine Perennou com>
Date:   Fri Aug 21 22:32:32 2015 +0200

    g-ir-scanner: Support multiple arguments for compiler
    
    This should allow `CC='ccache gcc'` or the like to work.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=753949
    
    Signed-off-by: Marc-Antoine Perennou <Marc-Antoine Perennou com>

 giscanner/ccompiler.py |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/giscanner/ccompiler.py b/giscanner/ccompiler.py
index f9105fe..438f847 100644
--- a/giscanner/ccompiler.py
+++ b/giscanner/ccompiler.py
@@ -102,7 +102,7 @@ class CCompiler(object):
             if (isinstance(self.compiler, Mingw32CCompiler)):
                 self.compiler_cmd = self.compiler.compiler[0]
             else:
-                self.compiler_cmd = ''.join(self.compiler.executables['compiler'])
+                self.compiler_cmd = ' '.join(self.compiler.compiler)
 
             self._cflags_no_deprecation_warnings = "-Wno-deprecated-declarations"