From: Eric Biggers <ebiggers3@gmail.com>
Date: Mon, 12 Nov 2012 20:36:09 +0000 (-0600)
Subject: wimlib_mount():  Refuse to mount split wim read-write
X-Git-Tag: v1.1.0~20
X-Git-Url: https://wimlib.net/git/?p=wimlib;a=commitdiff_plain;h=e80cc109d6bf74bc76277fb1dc1bccda907b2564

wimlib_mount():  Refuse to mount split wim read-write
---

diff --git a/src/mount.c b/src/mount.c
index 44857c8c..4dc28f1f 100644
--- a/src/mount.c
+++ b/src/mount.c
@@ -1854,6 +1854,11 @@ WIMLIBAPI int wimlib_mount(WIMStruct *wim, int image, const char *dir,
 	if (ret != 0)
 		return ret;
 
+	if ((flags & WIMLIB_MOUNT_FLAG_READWRITE) && (wim->hdr.total_parts != 1)) {
+		ERROR("Cannot mount a split WIM read-write");
+		return WIMLIB_ERR_SPLIT_UNSUPPORTED;
+	}
+
 	if (num_additional_swms) {
 		ret = new_joined_lookup_table(wim, additional_swms,
 					      num_additional_swms,