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34 | #define is_upper(c) (((c) >= 'A') && ((c) <= 'Z')) |
34 | #define is_upper(c) (((c) >= 'A') && ((c) <= 'Z')) |
35 | #define is_alpha(c) (is_lower(c) || is_upper(c)) |
35 | #define is_alpha(c) (is_lower(c) || is_upper(c)) |
36 | #define is_alphanum(c) (is_alpha(c) || is_digit(c)) |
36 | #define is_alphanum(c) (is_alpha(c) || is_digit(c)) |
37 | #define is_white(c) (((c) == ' ') || ((c) == '\t') || ((c) == '\n') || ((c) == '\r')) |
37 | #define is_white(c) (((c) == ' ') || ((c) == '\t') || ((c) == '\n') || ((c) == '\r')) |
38 | 38 | ||
- | 39 | #define min(a,b) ((a)<(b)?(a):(b)) |
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- | 40 | #define max(a,b) ((a)>(b)?(a):(b)) |
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- | 41 | ||
39 | #endif |
42 | #endif |