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bug#24378: [PATCH 1/6] Don’t use FETCH_MULTIBYTE_CHAR when advancing ind
From: |
Michal Nazarewicz |
Subject: |
bug#24378: [PATCH 1/6] Don’t use FETCH_MULTIBYTE_CHAR when advancing index |
Date: |
Tue, 6 Sep 2016 15:31:29 +0200 |
* src/casefiddle.c (casify_region): use STRING_CHAR_AND_LENGTH as a safe
alternative to FETCH_MULTIBYTE_CHAR which is documented in src/buffer.h
as unsafe when used for advancing index.
---
src/casefiddle.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/src/casefiddle.c b/src/casefiddle.c
index 6114a6f..5456eac 100644
--- a/src/casefiddle.c
+++ b/src/casefiddle.c
@@ -223,10 +223,7 @@ casify_region (enum case_action flag, Lisp_Object b,
Lisp_Object e)
int c2, len;
if (multibyte)
- {
- c = FETCH_MULTIBYTE_CHAR (start_byte);
- len = CHAR_BYTES (c);
- }
+ c = STRING_CHAR_AND_LENGTH (BYTE_POS_ADDR(start_byte), len);
else
{
c = FETCH_BYTE (start_byte);
--
2.8.0.rc3.226.g39d4020
bug#24378: [PATCH 5/6] Don’t allocate char-table’s extra slots in regexp-out-charset, Michal Nazarewicz, 2016/09/06
bug#24378: [PATCH 3/6] Replace decimalnump with alphanumericp, Michal Nazarewicz, 2016/09/06
bug#24378: [PATCH 2/6] Remove inaccurate comment in regex.c, Michal Nazarewicz, 2016/09/06
bug#24378: [PATCH 4/6] Remove dead loop iterations in regex.c, Michal Nazarewicz, 2016/09/06
bug#24378: [PATCH 1/6] Don’t use FETCH_MULTIBYTE_CHAR when advancing index, Eli Zaretskii, 2016/09/06