all '+' in number strings - patch from: yuri@rawbw.com

diff --git a/lib/graph/graphio.c b/lib/graph/graphio.c
index f916c7950fffee943aaaa7ac624e2232ea59e43f..c3e2cf895b350dd1c623bbc4b2df108316988e77 100644 (file)
--- a/lib/graph/graphio.c
+++ b/lib/graph/graphio.c
@@ -95,7 +95,7 @@ int agerrors(void)
 static int
 _is_number_char(char c)
 {
-    return (isdigit(c) || c == '.' || c == '-');
+    return (isdigit(c) || c == '.' || c == '-' || c == '+');
 }
 
 /* _agstrcanon: