[OE-core] [PATCH] gcc-source: add comment explaining why a function is Python

[Ross Burton]

Signed-off-by: Ross Burton <ross.burton at intel.com>
---
 meta/recipes-devtools/gcc/gcc-source.inc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/meta/recipes-devtools/gcc/gcc-source.inc b/meta/recipes-devtools/gcc/gcc-source.inc
index fab99f2..03bab97 100644
--- a/meta/recipes-devtools/gcc/gcc-source.inc
+++ b/meta/recipes-devtools/gcc/gcc-source.inc
@@ -18,6 +18,8 @@ INHIBIT_DEFAULT_DEPS = "1"
 DEPENDS = ""
 PACKAGES = ""
 
+
+# This needs to be Python to avoid lots of shell variables becoming dependencies.
 python do_preconfigure () {
     import subprocess
     cmd = d.expand('cd ${S} && PATH=${PATH} gnu-configize')
-- 
2.8.1