Lines Matching refs:ch
49 #define isalnum(ch) (isalpha(ch) || isdigit(ch))
50 #define isalpha(ch) (isupper(ch) || islower(ch))
51 #define isdigit(ch) ((ch) >= '0' && (ch) <= '9')
52 #define islower(ch) ((ch) >= 'a' && (ch) <= 'z')
53 #define isspace(ch) (((ch) == ' ') || ((ch) == '\r') || ((ch) == '\n') || \
54 ((ch) == '\t') || ((ch) == '\f'))
55 #define isupper(ch) ((ch) >= 'A' && (ch) <= 'Z')
56 #define isxdigit(ch) (isdigit(ch) || ((ch) >= 'a' && (ch) <= 'f') || \
57 ((ch) >= 'A' && (ch) <= 'F'))