1#ifndef TR2_DST_H 2#define TR2_DST_H 3 4struct strbuf; 5 6struct tr2_dst { 7const char*const env_var_name; 8int fd; 9unsigned int initialized :1; 10unsigned int need_close :1; 11}; 12 13/* 14 * Disable TRACE2 on the destination. In TRACE2 a destination (DST) 15 * wraps a file descriptor; it is associated with a TARGET which 16 * defines the formatting. 17 */ 18voidtr2_dst_trace_disable(struct tr2_dst *dst); 19 20/* 21 * Return the file descriptor for the DST. 22 * If 0, the dst is closed or disabled. 23 */ 24inttr2_dst_get_trace_fd(struct tr2_dst *dst); 25 26/* 27 * Return true if the DST is opened for writing. 28 */ 29inttr2_dst_trace_want(struct tr2_dst *dst); 30 31/* 32 * Write a single line/message to the trace file. 33 */ 34voidtr2_dst_write_line(struct tr2_dst *dst,struct strbuf *buf_line); 35 36#endif/* TR2_DST_H */