25 lines
566 B
C
25 lines
566 B
C
#ifndef UTIL_H
|
|
#define UTIL_H
|
|
|
|
#define CTRL_KEY(key) ((key) & 0x1f)
|
|
|
|
#define MAX(a,b) (((a)>(b))?(a):(b))
|
|
#define MIN(a,b) (((a)<(b))?(a):(b))
|
|
|
|
typedef int ERRCODE;
|
|
#define RETURN(code) do {errcode = code; goto END;} while(0)
|
|
|
|
void die(const char *context);
|
|
|
|
/*****************************************************************************/
|
|
|
|
struct append_buf {
|
|
char *chars;
|
|
int n_chars;
|
|
};
|
|
|
|
struct append_buf *ab_create(void);
|
|
void ab_append(struct append_buf *ab, const char *chars, int n_chars);
|
|
void ab_free(struct append_buf *ab);
|
|
|
|
#endif // APPEND_BUF_H
|