[ng] rename: am__comma -> am.chars.comma

Signed-off-by: Stefano Lattarini <stefano.lattarini@gmail.com>

diff --git a/lib/am/header-vars.am b/lib/am/header-vars.am
index 65db60720cff37311d05c335f7bc8fdf59108b83..5dd223af0cfaa91ff258026615349904603e891a 100644 (file)
--- a/lib/am/header-vars.am
+++ b/lib/am/header-vars.am
@@ -40,7 +40,7 @@ endef
 # Some problematic characters (especially when used in arguments
 # to make functions, or for syntax highlighting).
 am.chars.bslash := \\
-am__comma := ,
+am.chars.comma := ,
 am__dollar := $$
 am__pound := \#
 am__lparen := (
@@ -206,7 +206,7 @@ am__canon = $(strip \
   $(subst /,_,\
   $(subst .,_,\
   $(subst -,_,\
-  $(subst $(am__comma),_,\
+  $(subst $(am.chars.comma),_,\
   $(subst +,_,\
   $(subst *,_,\
   $(subst $(am__lparen),_,\