diff options
| -rw-r--r-- | src/fd_util.c | 10 | ||||
| -rw-r--r-- | src/fd_util.h | 7 |
2 files changed, 17 insertions, 0 deletions
diff --git a/src/fd_util.c b/src/fd_util.c index b9443b03d..769823bc4 100644 --- a/src/fd_util.c +++ b/src/fd_util.c @@ -104,6 +104,16 @@ fd_set_nonblock(int fd) } int +dup_cloexec(int oldfd) +{ + int newfd = dup(oldfd); + if (newfd >= 0) + fd_set_nonblock(newfd); + + return newfd; +} + +int open_cloexec(const char *path_fs, int flags, int mode) { int fd; diff --git a/src/fd_util.h b/src/fd_util.h index 80fb98703..5b80df2c7 100644 --- a/src/fd_util.h +++ b/src/fd_util.h @@ -50,6 +50,13 @@ struct sockaddr; /** + * Wrapper for dup(), which sets the CLOEXEC flag on the new + * descriptor. + */ +int +dup_cloexec(int oldfd); + +/** * Wrapper for open(), which sets the CLOEXEC flag (atomically if * supported by the OS). */ |