Lines Matching refs:ch
38 #define is_digit(ch) \
39 (ch >= '0' && ch <= '9')
44 #define is_xdigit(ch) \
45 ((ch >= '0' && ch <= '9') || \
46 (ch >= 'a' && ch <= 'f') || \
47 (ch >= 'A' && ch <= 'F'))
52 #define is_upper(ch) \
53 (ch >= 'A' && ch <= 'Z')
58 #define is_lower(ch) \
59 (ch >= 'a' && ch <= 'z')
64 #define is_letter(ch) \
65 (is_upper(ch) || is_lower(ch))
72 #define is_lws(ch) \
73 (ch == ' ' || ch == '\t' || ch == '\f' || ch == '\r')
78 #define is_ws(ch) \
79 (is_lws(ch) || ch == '\n')
85 #define is_p(ch) \
86 (ch >= '!' && ch <= '~')
93 #define is_pfcs(ch) \
94 (is_digit(ch) || is_letter(ch) || \
95 ch == '.' || ch == '_' || ch == '-')