Lines Matching refs:ch
126 is_space(char ch)
128 return ch == ' ' || (ch >= '\t' && ch <= '\r');
132 is_alpha(char ch)
134 return (ch >= 'a' && ch <= 'z') || (ch >= 'A' && ch <= 'Z');
138 is_digit(char ch)
140 return ch >= '0' && ch <= '9';
144 is_alnum(char ch)
146 return is_alpha(ch) || is_digit(ch);
150 is_xdigit(char ch)
153 (ch >= '0' && ch <= '9') ||
154 (ch >= 'a' && ch <= 'f') ||
155 (ch >= 'A' && ch <= 'F');
159 is_graph(char ch)
162 return ch >= '!' && ch <= '~';
