bcachefs undump

Add our own version of 'qemu-img convert', which doesn't have the l1
table size limit or require fixing our missing reflink table.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>

1 files changed, 6 insertions, 1 deletions

diff --git a/c_src/tools-util.h b/c_src/tools-util.h
index b8104002..988e2d62 100644
--- a/c_src/tools-util.h
+++ b/c_src/tools-util.h
@@ -28,8 +28,13 @@ void die(const char *, ...)
 	__attribute__ ((format (printf, 1, 2))) noreturn;
 char *mprintf(const char *, ...)
 	__attribute__ ((format (printf, 1, 2)));
-void xpread(int, void *, size_t, off_t);
+
+void __xpread(int, void *, size_t, off_t, const char *, unsigned);
+#define xpread(_fd, _buf, _count, _offset)				\
+	__xpread(_fd, _buf, _count, _offset, __FILE__, __LINE__)
+
 void xpwrite(int, const void *, size_t, off_t, const char *);
+
 struct stat xfstatat(int, const char *, int);
 struct stat xfstat(int);
 struct stat xstat(const char *);