diff options
author | DJ Delorie <dj@redhat.com> | 2000-12-17 06:09:01 +0300 |
---|---|---|
committer | DJ Delorie <dj@redhat.com> | 2000-12-17 06:09:01 +0300 |
commit | f222ccb07f060b7e9a2fb88160c98e85e26fd7c6 (patch) | |
tree | b9edf9b599c87e5f39238baad95cea32f817cf44 /include/safe-ctype.h | |
parent | 64069abe033c4e95ebc8e395bcb2c49be40442e0 (diff) |
* safe-ctype.h: Make code work on all targets and not just on
targets where a char is 8 bits.
Diffstat (limited to 'include/safe-ctype.h')
-rw-r--r-- | include/safe-ctype.h | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/include/safe-ctype.h b/include/safe-ctype.h index 977653c75..d5fc64905 100644 --- a/include/safe-ctype.h +++ b/include/safe-ctype.h @@ -66,15 +66,10 @@ enum { _sch_iscppsp = _sch_isvsp|_sch_isnvsp /* isspace + \0 */ }; -/* This code fundamentally assumes that a byte is 8 bits. Test this - at compile time. */ - -extern int a_byte_isnt_eight_bits[(unsigned char)256 == 0 ? 1 : -1]; - /* Character classification. */ extern const unsigned short _sch_istable[256]; -#define _sch_test(c, bit) (_sch_istable[(int)(unsigned char)(c)] & (bit)) +#define _sch_test(c, bit) (_sch_istable[(c) & 0xff] & (bit)) #define ISALPHA(c) _sch_test(c, _sch_isalpha) #define ISALNUM(c) _sch_test(c, _sch_isalnum) @@ -98,8 +93,8 @@ extern const unsigned short _sch_istable[256]; /* Character transformation. */ extern const unsigned char _sch_toupper[256]; extern const unsigned char _sch_tolower[256]; -#define TOUPPER(c) _sch_toupper[(int)(unsigned char)(c)] -#define TOLOWER(c) _sch_tolower[(int)(unsigned char)(c)] +#define TOUPPER(c) _sch_toupper[(c) & 0xff] +#define TOLOWER(c) _sch_tolower[(c) & 0xff] #endif /* no ctype.h */ #endif /* SAFE_CTYPE_H */ |