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examples: only use memfd_create when defined

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See #987
This commit is contained in:
Wim Taymans 2021-03-30 09:59:07 +02:00
parent 5b2b256ecd
commit efd52d633f
2 changed files with 8 additions and 4 deletions
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6
src/examples/video-src-alloc.c
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@ -22,6 +22,8 @@
* DEALINGS IN THE SOFTWARE.
*/
#include "config.h"
#include <stdio.h>
#include <errno.h>
#include <signal.h>
@ -229,7 +231,7 @@ static void on_stream_add_buffer(void *_data, struct pw_buffer *buffer)
/* create the memfd on the buffer, set the type and flags */
d[0].type = SPA_DATA_MemFd;
d[0].flags = SPA_DATA_FLAG_READWRITE;
#ifndef __FreeBSD__
#ifdef HAVE_MEMFD_CREATE
d[0].fd = memfd_create("video-src-memfd", MFD_CLOEXEC | MFD_ALLOW_SEALING);
#else
d[0].fd = -1;
@ -246,7 +248,7 @@ static void on_stream_add_buffer(void *_data, struct pw_buffer *buffer)
pw_log_error("can't truncate to %d: %m", d[0].maxsize);
return;
}
#ifndef __FreeBSD__
#ifdef HAVE_MEMFD_CREATE
/* not enforced yet but server might require SEAL_SHRINK later */
seals = F_SEAL_GROW | F_SEAL_SHRINK | F_SEAL_SEAL;
if (fcntl(d[0].fd, F_ADD_SEALS, seals) == -1) {