xref: /openbmc/qemu/qga/cutils.c (revision ffe98631)
1 /*
2  * This work is licensed under the terms of the GNU GPL, version 2 or later.
3  * See the COPYING file in the top-level directory.
4  */
5 #include "cutils.h"
6 
7 #include "qapi/error.h"
8 
9 /**
10  * qga_open_cloexec:
11  * @name: the pathname to open
12  * @flags: as in open()
13  * @mode: as in open()
14  *
15  * A wrapper for open() function which sets O_CLOEXEC.
16  *
17  * On error, -1 is returned.
18  */
19 int qga_open_cloexec(const char *name, int flags, mode_t mode)
20 {
21     int ret;
22 
23 #ifdef O_CLOEXEC
24     ret = open(name, flags | O_CLOEXEC, mode);
25 #else
26     ret = open(name, flags, mode);
27     if (ret >= 0) {
28         qemu_set_cloexec(ret);
29     }
30 #endif
31 
32     return ret;
33 }
34