Lines Matching refs:ch
59 #define isalnum(ch) (isalpha(ch) || isdigit(ch))
60 #define isalpha(ch) (isupper(ch) || islower(ch))
61 #define isdigit(ch) ((ch) >= '0' && (ch) <= '9')
62 #define islower(ch) ((ch) >= 'a' && (ch) <= 'z')
63 #define isspace(ch) (((ch) == ' ') || ((ch) == '\r') || ((ch) == '\n') || \
64 ((ch) == '\t') || ((ch) == '\f'))
65 #define isupper(ch) ((ch) >= 'A' && (ch) <= 'Z')
66 #define isxdigit(ch) (isdigit(ch) || ((ch) >= 'a' && (ch) <= 'f') || \
67 ((ch) >= 'A' && (ch) <= 'F'))