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| author | Kenichi Handa <handa@m17n.org> | 2000-10-10 02:00:52 +0000 |
|---|---|---|
| committer | Kenichi Handa <handa@m17n.org> | 2000-10-10 02:00:52 +0000 |
| commit | e10ae834bc2faf1ab859f72cb1f867db1f489cad (patch) | |
| tree | 020a7b1f5d7819ce26f827bc6e274a8e58fccc93 /src/charset.h | |
| parent | caff31d41e1742043403ab69bc68027ecd3120d0 (diff) | |
| download | emacs-e10ae834bc2faf1ab859f72cb1f867db1f489cad.tar.gz | |
(CHAR_STRING): Optimized for single byte characters.
Diffstat (limited to 'src/charset.h')
| -rw-r--r-- | src/charset.h | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/charset.h b/src/charset.h index 83b31abf1f6..b8ee0af40f7 100644 --- a/src/charset.h +++ b/src/charset.h @@ -524,9 +524,11 @@ extern int iso_charset_table[2][2][128]; advance. Returns the length of the multi-byte form. If C is an invalid character code, signal an error. */ -#define CHAR_STRING(c, str) \ - (ASCII_BYTE_P (c) \ - ? (*(str) = (unsigned char)(c), 1) \ +#define CHAR_STRING(c, str) \ + (SINGLE_BYTE_CHAR_P (c) \ + ? ((ASCII_BYTE_P (c) || c >= 0xA0) \ + ? (*(str) = (unsigned char)(c), 1) \ + : (*(str) = LEADING_CODE_8_BIT_CONTROL, *((str)+ 1) = c + 0x20, 2)) \ : char_to_string (c, (unsigned char *) str)) /* Return a character code of the character of which multi-byte form |