[Xen-devel] [PATCH] tools: only call git when necessary in OVMF Makefile

[Wei Liu <wei.liu2@xxxxxxxxxx>]

Users may choose to export a snapshot of OVMF and build it
with xen.git supplied ovmf-makefile. In that case we don't
need to call `git submodule`.

Fixes b16281870e.

Reported-by: Olaf Hering <olaf@xxxxxxxxx>
Signed-off-by: Wei Liu <wei.liu2@xxxxxxxxxx>
---
 tools/firmware/ovmf-makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/firmware/ovmf-makefile b/tools/firmware/ovmf-makefile
index 3de2fc0300..55f9992145 100644
--- a/tools/firmware/ovmf-makefile
+++ b/tools/firmware/ovmf-makefile
@@ -16,7 +16,7 @@ all: build
 
 .PHONY: build
 build:
-       $(GIT) submodule update --init --recursive
+       if test -e .git ; then $(GIT) submodule update --init --recursive ; fi
        OvmfPkg/build.sh -a X64 -b $(TARGET) -n 4
        cp Build/OvmfX64/$(TARGET)_GCC*/FV/OVMF.fd ovmf.bin
 
-- 
2.11.0


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