From 3b8881b58616fa9b0f54e04071a49cf3ef881058 Mon Sep 17 00:00:00 2001
From: Christine Caulfield <ccaulfie@redhat.com>
Date: Fri, 2 Oct 2020 10:30:14 +0100
Subject: [PATCH] ipcs: ftruncate is not support on WIN32

https://github.com/microsoft/WSL/issues/902
---
 lib/unix.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/unix.c b/lib/unix.c
index 5f84cdfca..2fb53d0c6 100644
--- a/lib/unix.c
+++ b/lib/unix.c
@@ -111,12 +111,15 @@ qb_sys_mmap_file_open(char *path, const char *file, size_t bytes,
 		return res;
 	}
 
+#ifndef _WIN32
+	/* ftruncate not supported on WSL
+	   https://github.com/microsoft/WSL/issues/902 */
 	if (ftruncate(fd, bytes) == -1) {
 		res = -errno;
 		qb_util_perror(LOG_ERR, "couldn't truncate file %s", path);
 		goto unlink_exit;
 	}
-
+#endif
 #ifdef HAVE_POSIX_FALLOCATE
 	if ((res = posix_fallocate(fd, 0, bytes)) != 0) {
 		errno = res;