Make parse_header_attrs() a private function (there are no longer any

[nmh] / sbr / utils.c

diff --git a/sbr/utils.c b/sbr/utils.c
index d8b060fb13ce5f7a87a949166fe01e6d566c73d6..989a9c8b2224f6211e28c022f741c70c0ac85901 100644 (file)
--- a/sbr/utils.c
+++ b/sbr/utils.c
@@ -352,3 +352,23 @@ nmh_init(const char *argv0, int read_context) {
         return status;
     }
 }
+
+/*
+ * Scan for any 8-bit characters.  Return 1 if they exist.
+ *
+ * Scan up until the given endpoint (but not the actual endpoint itself).
+ * If the endpoint is NULL, scan until a '\0' is reached.
+ */
+
+int
+contains8bit(const char *start, const char *end)
+{
+    if (! start)
+       return 0;
+
+    while (*start != '\0' && (!end || (start < end)))
+       if (! isascii((unsigned char) *start++))
+           return 1;
+
+    return 0;
+}