Fix: handle EINTR return value for bt_posix_fallocate

[babeltrace.git] / formats / ctf / writer / event-fields.c

diff --git a/formats/ctf/writer/event-fields.c b/formats/ctf/writer/event-fields.c
index 461888f9b09498e0ea558d9b39b2ccd3aa46ce7f..c49bc3fa6dc1bca5b325b1be872480c9e68a1487 100644 (file)
--- a/formats/ctf/writer/event-fields.c
+++ b/formats/ctf/writer/event-fields.c
@@ -30,6 +30,7 @@
 #include <babeltrace/ctf-writer/event-fields-internal.h>
 #include <babeltrace/ctf-writer/event-types-internal.h>
 #include <babeltrace/compiler.h>
+#include <babeltrace/compat/fcntl.h>
 
 #define PACKET_LEN_INCREMENT   (getpagesize() * 8 * CHAR_BIT)
 
@@ -1241,9 +1242,13 @@ int increase_packet_size(struct ctf_stream_pos *pos)
        }
 
        pos->packet_size += PACKET_LEN_INCREMENT;
-       ret = posix_fallocate(pos->fd, pos->mmap_offset,
-               pos->packet_size / CHAR_BIT);
+       do {
+               ret = bt_posix_fallocate(pos->fd, pos->mmap_offset,
+                       pos->packet_size / CHAR_BIT);
+       } while (ret == EINTR);
        if (ret) {
+               errno = EINTR;
+               ret = -1;
                goto end;
        }