gallium: Fix install-gallium-links.mk on non-bash /bin/sh
Debian uses dash by default, which doesn't do '+='. Fixes servo's
osmesa-based headless testing system, which was looking for libOSMesa in
the lib/ directory.
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
Cc: mesa-stable@lists.freedesktop.org
diff --git a/install-gallium-links.mk b/install-gallium-links.mk
index ac5a499..fc2f75d 100644
--- a/install-gallium-links.mk
+++ b/install-gallium-links.mk
@@ -13,8 +13,8 @@
fi; \
$(MKDIR_P) $$link_dir; \
file_list="$(dri_LTLIBRARIES:%.la=.libs/%.so)"; \
- file_list+="$(egl_LTLIBRARIES:%.la=.libs/%.$(LIB_EXT)*)"; \
- file_list+="$(lib_LTLIBRARIES:%.la=.libs/%.$(LIB_EXT)*)"; \
+ file_list="$$file_list$(egl_LTLIBRARIES:%.la=.libs/%.$(LIB_EXT)*)"; \
+ file_list="$$file_list$(lib_LTLIBRARIES:%.la=.libs/%.$(LIB_EXT)*)"; \
for f in $$file_list; do \
if test -h .libs/$$f; then \
cp -d $$f $$link_dir; \