Closer, but not quite right yet.

[nmh] / h / utils.h

diff --git a/h/utils.h b/h/utils.h
index d07e46c130156d658fbf2a873abd77f7ef5e2040..92c940de6ae8bf876c040f44c11fd794774b844e 100644 (file)
--- a/h/utils.h
+++ b/h/utils.h
@@ -43,3 +43,16 @@ int open_form(char **, char *);
 char *find_str (const char [], size_t, const char *);
 char *rfind_str (const char [], size_t, const char *);
 char *nmh_strcasestr (const char *, const char *);
 char *find_str (const char [], size_t, const char *);
 char *rfind_str (const char [], size_t, const char *);
 char *nmh_strcasestr (const char *, const char *);

+
+/*
+ * See if a string contains 8 bit characters (use isascii() for the test).
+ * Arguments include:
+ *
+ * start       - Pointer to start of string to test.
+ * end         - End of string to test (test will stop before reaching
+ *               this point).  If NULL, continue until reaching '\0'.
+ *
+ * This function always stops at '\0' regardless of the value of 'end'.
+ * Returns 1 if the string contains an 8-bit character, 0 if it does not.
+ */
+int contains8bit(const char *start, const char *end);