[Libguestfs] [libnbd PATCH 01/20] fuse: Only support defined fallocate modes
None of them is defined on FreeBSD, for example, and the only other way to make
the code compile would be to define it ourselves.
Signed-off-by: Martin Kletzander <mkletzan(a)redhat.com>
---
fuse/operations.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/fuse/operations.c b/fuse/operations.c
index de04ba7b6d72..098613f66f33 100644
--- a/fuse/operations.c
+++ b/fuse/operations.c
@@ -440,6 +440,9 @@ nbdfuse_fallocate (const char *path, int mode, off_t offset, off_t
len,
if (readonly)
return -EACCES;
+#if defined(FALLOC_FL_PUNCH_HOLE) || defined(FALLOC_FL_ZERO_RANGE)
+# if defined(FALLOC_FL_PUNCH_HOLE)
+
if (mode & FALLOC_FL_PUNCH_HOLE) {
if (!nbd_can_trim (nbd.ptr[0]))
return -EOPNOTSUPP; /* Trim not supported. */
@@ -448,6 +451,9 @@ nbdfuse_fallocate (const char *path, int mode, off_t offset, off_t
len,
return 0;
}
}
+#endif /*# if defined(FALLOC_FL_PUNCH_HOLE) */
+
+#if defined(FALLOC_FL_ZERO_RANGE)
/* As of FUSE 35 this is not supported by the kernel module and it
* always returns EOPNOTSUPP.
*/
@@ -470,7 +476,9 @@ nbdfuse_fallocate (const char *path, int mode, off_t offset, off_t
len,
return 0;
}
}
+#endif /* defined(FALLOC_FL_ZERO_RANGE) */
else
+#endif /* defined(FALLOC_FL_PUNCH_HOLE) || defined(FALLOC_FL_ZERO_RANGE) */
return -EOPNOTSUPP;
}
--
2.31.1