Define qemu_clear_cloexec, analogous to qemu_set_cloexec.
Reviewed-by: Dr. David Alan Gilbert <dgilb...@redhat.com>
Signed-off-by: Steve Sistare <steven.sist...@oracle.com>
---
include/qemu/osdep.h | 1 +
util/oslib-posix.c | 9 +++++++++
util/oslib-win32.c | 4 ++++
3 files changed, 14 insertions(+)
diff --git a/include/qemu/osdep.h b/include/qemu/osdep.h
index 60718fc..1ad7714 100644
--- a/include/qemu/osdep.h
+++ b/include/qemu/osdep.h
@@ -637,6 +637,7 @@ static inline void qemu_timersub(const struct timeval *val1,
#endif
void qemu_set_cloexec(int fd);
+void qemu_clear_cloexec(int fd);
/* Starting on QEMU 2.5, qemu_hw_version() returns "2.5+" by default
* instead of QEMU_VERSION, so setting hw_version on MachineClass
diff --git a/util/oslib-posix.c b/util/oslib-posix.c
index e8bdb02..7913334 100644
--- a/util/oslib-posix.c
+++ b/util/oslib-posix.c
@@ -309,6 +309,15 @@ void qemu_set_cloexec(int fd)
assert(f != -1);
}
+void qemu_clear_cloexec(int fd)
+{
+ int f;
+ f = fcntl(fd, F_GETFD);
+ assert(f != -1);
+ f = fcntl(fd, F_SETFD, f & ~FD_CLOEXEC);
+ assert(f != -1);
+}
+
/*
* Creates a pipe with FD_CLOEXEC set on both file descriptors
*/
diff --git a/util/oslib-win32.c b/util/oslib-win32.c
index af559ef..acc3e06 100644
--- a/util/oslib-win32.c
+++ b/util/oslib-win32.c
@@ -265,6 +265,10 @@ void qemu_set_cloexec(int fd)
{
}
+void qemu_clear_cloexec(int fd)
+{
+}
+
/* Offset between 1/1/1601 and 1/1/1970 in 100 nanosec units */
#define _W32_FT_OFFSET (116444736000000000ULL)
--
1.8.3.1
