diff options
Diffstat (limited to 'src/basic/fd-util.h')
| -rw-r--r-- | src/basic/fd-util.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/basic/fd-util.h b/src/basic/fd-util.h index e490753caf..93ce95cd03 100644 --- a/src/basic/fd-util.h +++ b/src/basic/fd-util.h @@ -93,6 +93,16 @@ static inline int make_null_stdio(void) { _fd_; \ }) +/* Like free_and_replace(), but for file descriptors */ +#define CLOSE_AND_REPLACE(a, b) \ + ({ \ + int *_fdp_ = &(a); \ + safe_close(*_fdp_); \ + *_fdp_ = TAKE_FD(b); \ + 0; \ + }) + + int fd_reopen(int fd, int flags); int read_nr_open(void); |