Revert "s3-lib Remove unused sys_fcntl_long()"

This reverts commit 846a697e20478798288afb43cdb7a9f389a15c69.

This is still used in source3/smbd/oplock_irix.c

metze

2 files changed, 15 insertions, 0 deletions

diff --git a/source3/include/proto.h b/source3/include/proto.h
index 463d9807b8..a258bf3ab4 100644
--- a/source3/include/proto.h
+++ b/source3/include/proto.h
@@ -272,6 +272,7 @@ ssize_t sys_pwrite(int fd, const void *buf, size_t count, off_t off);
 ssize_t sys_send(int s, const void *msg, size_t len, int flags);
 ssize_t sys_recvfrom(int s, void *buf, size_t len, int flags, struct sockaddr *from, socklen_t *fromlen);
 int sys_fcntl_ptr(int fd, int cmd, void *arg);
+int sys_fcntl_long(int fd, int cmd, long arg);
 void update_stat_ex_mtime(struct stat_ex *dst, struct timespec write_ts);
 void update_stat_ex_create_time(struct stat_ex *dst, struct timespec create_time);
 int sys_stat(const char *fname, SMB_STRUCT_STAT *sbuf,
diff --git a/source3/lib/system.c b/source3/lib/system.c
index 92596a8d72..3daa041a27 100644
--- a/source3/lib/system.c
+++ b/source3/lib/system.c
@@ -198,6 +198,20 @@ int sys_fcntl_ptr(int fd, int cmd, void *arg)
 	return ret;
 }
 
+/*******************************************************************
+A fcntl wrapper that will deal with EINTR.
+********************************************************************/
+
+int sys_fcntl_long(int fd, int cmd, long arg)
+{
+	int ret;
+
+	do {
+		ret = fcntl(fd, cmd, arg);
+	} while (ret == -1 && errno == EINTR);
+	return ret;
+}
+
 /****************************************************************************
  Get/Set all the possible time fields from a stat struct as a timespec.
 ****************************************************************************/