aboutsummaryrefslogtreecommitdiffstats
path: root/erts/emulator/drivers/unix
diff options
context:
space:
mode:
Diffstat (limited to 'erts/emulator/drivers/unix')
-rw-r--r--erts/emulator/drivers/unix/unix_efile.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/erts/emulator/drivers/unix/unix_efile.c b/erts/emulator/drivers/unix/unix_efile.c
index 55539b44dd..8ffc05da99 100644
--- a/erts/emulator/drivers/unix/unix_efile.c
+++ b/erts/emulator/drivers/unix/unix_efile.c
@@ -405,6 +405,15 @@ efile_openfile(Efile_error* errInfo, /* Where to return error codes. */
mode |= O_EXCL;
}
+ if (flags & EFILE_MODE_SYNC) {
+#ifdef O_SYNC
+ mode |= O_SYNC;
+#else
+ errno = ENOTSUP;
+ return check_error(-1, errInfo);
+#endif
+ }
+
fd = open(name, mode, FILE_MODE);
if (!check_error(fd, errInfo))