[RFC PATCH 03/18] stubs: Add arch_type

[Kevin Wolf <kwolf@redhat.com>]

blockdev.c uses the arch_type constant, so before we can use the file in
tools (i.e. outside of the system emulator), we need to add a stub for
it. A new QEMU_ARCH_NONE is introduced for this case.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---
 include/sysemu/arch_init.h | 2 ++
 stubs/arch_type.c          | 4 ++++
 stubs/Makefile.objs        | 1 +
 3 files changed, 7 insertions(+)
 create mode 100644 stubs/arch_type.c

diff --git a/include/sysemu/arch_init.h b/include/sysemu/arch_init.h
index 62c6fe4cf1..01392dc945 100644
--- a/include/sysemu/arch_init.h
+++ b/include/sysemu/arch_init.h
@@ -24,6 +24,8 @@ enum {
     QEMU_ARCH_NIOS2 = (1 << 17),
     QEMU_ARCH_HPPA = (1 << 18),
     QEMU_ARCH_RISCV = (1 << 19),
+
+    QEMU_ARCH_NONE = (1 << 31),
 };
 
 extern const uint32_t arch_type;
diff --git a/stubs/arch_type.c b/stubs/arch_type.c
new file mode 100644
index 0000000000..fc5423bc98
--- /dev/null
+++ b/stubs/arch_type.c
@@ -0,0 +1,4 @@
+#include "qemu/osdep.h"
+#include "sysemu/arch_init.h"
+
+const uint32_t arch_type = QEMU_ARCH_NONE;
diff --git a/stubs/Makefile.objs b/stubs/Makefile.objs
index 4a50e95ec3..9f4eb25e02 100644
--- a/stubs/Makefile.objs
+++ b/stubs/Makefile.objs
@@ -1,3 +1,4 @@
+stub-obj-y += arch_type.o
 stub-obj-y += bdrv-next-monitor-owned.o
 stub-obj-y += blk-commit-all.o
 stub-obj-y += blockdev-close-all-bdrv-states.o
-- 
2.20.1