From 95ac7579e96df13405933715ac63cb489fcf0d0f Mon Sep 17 00:00:00 2001 From: Kenichi Handa Date: Thu, 29 Jan 2004 02:55:34 +0000 Subject: [PATCH] (string_char_to_byte): Optimize for ASCII only string. (string_byte_to_char): Likewise. --- src/fns.c | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) diff --git a/src/fns.c b/src/fns.c index fa99293fcce..ea45b9d8dbb 100644 --- a/src/fns.c +++ b/src/fns.c @@ -810,12 +810,11 @@ string_char_to_byte (string, char_index) int best_below, best_below_byte; int best_above, best_above_byte; - if (! STRING_MULTIBYTE (string)) - return char_index; - best_below = best_below_byte = 0; best_above = SCHARS (string); best_above_byte = SBYTES (string); + if (best_above == best_above_byte) + return char_index; if (EQ (string, string_char_byte_cache_string)) { @@ -873,12 +872,11 @@ string_byte_to_char (string, byte_index) int best_below, best_below_byte; int best_above, best_above_byte; - if (! STRING_MULTIBYTE (string)) - return byte_index; - best_below = best_below_byte = 0; best_above = SCHARS (string); best_above_byte = SBYTES (string); + if (best_above == best_above_byte) + return byte_index; if (EQ (string, string_char_byte_cache_string)) { -- 2.39.5