Highlight invalid use of variable expansion operator

darcs-hash:20060601230438-ac50b-165ec1515e0e02674a992a1f0309a567aa6828de.gz

1 files changed, 5 insertions, 0 deletions

diff --git a/common.c b/common.c
index 7bf60016..f622deb1 100644
--- a/common.c
+++ b/common.c
@@ -408,6 +408,11 @@ wchar_t *wcsvarname( wchar_t *str )
 	return 0;
 }
 
+int wcsvarchr( wchar_t chr )
+{
+	return ( (iswalnum(chr)) || (chr == L'_' ));
+}
+
 
 /** 
 	The glibc version of wcswidth seems to hang on some strings. fish uses this replacement.