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| | #ifndef TR2_DST_H
#define TR2_DST_H
struct strbuf;
#include "trace2/tr2_sysenv.h"
typedef void(tr2_dst_overload_writer_t)(const char *file, int line, const char *dir);
struct tr2_dst {
enum tr2_sysenv_variable sysenv_var;
int fd;
unsigned int initialized : 1;
unsigned int need_close : 1;
tr2_dst_overload_writer_t *overload_writer;
};
/*
* Disable TRACE2 on the destination. In TRACE2 a destination (DST)
* wraps a file descriptor; it is associated with a TARGET which
* defines the formatting.
*/
void tr2_dst_trace_disable(struct tr2_dst *dst);
/*
* Return the file descriptor for the DST.
* If 0, the dst is closed or disabled.
*/
int tr2_dst_get_trace_fd(struct tr2_dst *dst);
/*
* Return true if the DST is opened for writing.
*/
int tr2_dst_trace_want(struct tr2_dst *dst);
/*
* Write a single line/message to the trace file.
*/
void tr2_dst_write_line(struct tr2_dst *dst, struct strbuf *buf_line);
#endif /* TR2_DST_H */
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