btrfs-progs: disable backtrace and define __always_inline

Disable backtrace and define __always_inline when glibc is not used as
libc. This, together with some header changes allows btrfs-progs to
compile with musl-libc.

Signed-off-by: Merlijn Wajer <merlijn@wizzup.org>
Signed-off-by: David Sterba <dsterba@suse.cz>

diff --git a/kerncompat.h b/kerncompat.h
index 5c1cca9e4c8607722afd547e5ce2d65a2b72f380..73972748b42dff76a09ac975726651b4838cfc0e 100644 (file)
--- a/kerncompat.h
+++ b/kerncompat.h
@@ -29,6 +29,12 @@
 #include <stddef.h>
 #include <linux/types.h>
 #include <stdint.h>
+
+#ifndef __glibc__
+#define BTRFS_DISABLE_BACKTRACE
+#define __always_inline __inline __attribute__ ((__always_inline__))
+#endif
+
 #ifndef BTRFS_DISABLE_BACKTRACE
 #include <execinfo.h>
 #endif