diff options
Diffstat (limited to 'ent/iso8859.h')
| -rw-r--r-- | ent/iso8859.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/ent/iso8859.h b/ent/iso8859.h new file mode 100644 index 0000000..6930a8f --- /dev/null +++ b/ent/iso8859.h @@ -0,0 +1,17 @@ + +/* ISO 8859/1 Latin-1 "ctype" macro replacements. */ + +extern unsigned char isoalpha[32], isoupper[32], isolower[32]; + +#define isISOspace(x) ((isascii(((unsigned char) (x))) && isspace(((unsigned char) (x)))) || ((x) == 0xA0)) +#define isISOalpha(x) ((isoalpha[(((unsigned char) (x))) / 8] & (0x80 >> ((((unsigned char) (x))) % 8))) != 0) +#define isISOupper(x) ((isoupper[(((unsigned char) (x))) / 8] & (0x80 >> ((((unsigned char) (x))) % 8))) != 0) +#define isISOlower(x) ((isolower[(((unsigned char) (x))) / 8] & (0x80 >> ((((unsigned char) (x))) % 8))) != 0) +#define isISOprint(x) ((((x) >= ' ') && ((x) <= '~')) || ((x) >= 0xA0)) +#define toISOupper(x) (isISOlower(x) ? (isascii(((unsigned char) (x))) ? \ + toupper(x) : (((((unsigned char) (x)) != 0xDF) && \ + (((unsigned char) (x)) != 0xFF)) ? \ + (((unsigned char) (x)) - 0x20) : (x))) : (x)) +#define toISOlower(x) (isISOupper(x) ? (isascii(((unsigned char) (x))) ? \ + tolower(x) : (((unsigned char) (x)) + 0x20)) \ + : (x)) |