diff options
| -rw-r--r-- | include/qemu/osdep.h | 3 | ||||
| -rw-r--r-- | util/osdep.c | 23 |
2 files changed, 18 insertions, 8 deletions
diff --git a/include/qemu/osdep.h b/include/qemu/osdep.h index e63da2831a..7361006c50 100644 --- a/include/qemu/osdep.h +++ b/include/qemu/osdep.h @@ -278,6 +278,9 @@ int qemu_madvise(void *addr, size_t len, int advice); int qemu_open(const char *name, int flags, ...); int qemu_close(int fd); +#ifndef _WIN32 +int qemu_dup(int fd); +#endif #if defined(__HAIKU__) && defined(__i386__) #define FMT_pid "%ld" diff --git a/util/osdep.c b/util/osdep.c index ff004e8074..06fb1cfda6 100644 --- a/util/osdep.c +++ b/util/osdep.c @@ -83,14 +83,7 @@ static int qemu_dup_flags(int fd, int flags) int serrno; int dup_flags; -#ifdef F_DUPFD_CLOEXEC - ret = fcntl(fd, F_DUPFD_CLOEXEC, 0); -#else - ret = dup(fd); - if (ret != -1) { - qemu_set_cloexec(ret); - } -#endif + ret = qemu_dup(fd); if (ret == -1) { goto fail; } @@ -129,6 +122,20 @@ fail: return -1; } +int qemu_dup(int fd) +{ + int ret; +#ifdef F_DUPFD_CLOEXEC + ret = fcntl(fd, F_DUPFD_CLOEXEC, 0); +#else + ret = dup(fd); + if (ret != -1) { + qemu_set_cloexec(ret); + } +#endif + return ret; +} + static int qemu_parse_fdset(const char *param) { return qemu_parse_fd(param); |