From: Eli Zaretskii <eliz@gnu.org>
Date: Fri, 26 Apr 2002 12:03:20 +0000 (+0000)
Subject: (CHAR_COMPONENTS_VALID_P): Tell in a comment that some invalid pairs are
X-Git-Tag: ttn-vms-21-2-B4~15382
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=d37478d0d7bf30c941bd5accd922a54dea0f49c8;p=emacs.git

(CHAR_COMPONENTS_VALID_P): Tell in a comment that some invalid pairs are
intentionally allowed.
---

diff --git a/src/charset.c b/src/charset.c
index 818457f8e1b..118d5fed9ba 100644
--- a/src/charset.c
+++ b/src/charset.c
@@ -143,7 +143,10 @@ invalid_character (c)
       (charset) = (str)[1], (c1) = (str)[2] & 0x7F, (c2) = (str)[3] & 0x7F;  \
   } while (0)
 
-/* 1 if CHARSET, C1, and C2 compose a valid character, else 0.  */
+/* 1 if CHARSET, C1, and C2 compose a valid character, else 0.
+   Note that this intentionally allows invalid components, such
+   as 0xA0 0xA0, because there exist many files that contain
+   such invalid byte sequences, especially in EUC-GB. */
 #define CHAR_COMPONENTS_VALID_P(charset, c1, c2)	\
   ((charset) == CHARSET_ASCII				\
    ? ((c1) >= 0 && (c1) <= 0x7F)			\