[Skiboot] [PATCH 3/4] external: Create shared rules.mk

[Brad Bishop]

Building a dynamically linked pflash will need the shared library
name.  Export it here.

Signed-off-by: Brad Bishop <bradleyb at fuzziesquirrel.com>
---
 external/shared/Makefile | 9 ++++-----
 external/shared/rules.mk | 1 +
 2 files changed, 5 insertions(+), 5 deletions(-)
 create mode 100644 external/shared/rules.mk

diff --git a/external/shared/Makefile b/external/shared/Makefile
index b96c662..c643666 100644
--- a/external/shared/Makefile
+++ b/external/shared/Makefile
@@ -1,13 +1,12 @@
 .DEFAULT_GOAL := all
 GET_ARCH = ../../external/common/get_arch.sh
 include ../../external/common/rules.mk
+include rules.mk
 
 PREFIX ?= /usr/local/
 LIBDIR = $(PREFIX)/lib
 INCDIR = $(PREFIX)/include/libflash
 
-VERSION = $(shell ../../make_version.sh)
-
 ifneq ($(ARCH), ARCH_ARM)
 CFLAGS += -m64
 endif
@@ -30,11 +29,11 @@ distclean: clean
 	rm -f ccan libflash common
 
 all: links arch_links $(OBJS)
-	$(CC) -shared -Wl,-soname,libflash.so -o libflash.so.$(VERSION) $(OBJS)
+	$(CC) -shared -Wl,-soname,libflash.so -o $(SHARED_NAME) $(OBJS)
 
 install-lib: all
-	install -D -m 0755 libflash.so.$(VERSION) $(LIBDIR)/libflash.so.$(VERSION)
-	ln -sf libflash.so.$(VERSION) $(LIBDIR)/libflash.so
+	install -D -m 0755 $(SHARED_NAME) $(LIBDIR)/$(SHARED_NAME)
+	ln -sf $(SHARED_NAME) $(LIBDIR)/libflash.so
 
 install-dev: links arch_links
 	mkdir -p $(INCDIR)
diff --git a/external/shared/rules.mk b/external/shared/rules.mk
new file mode 100644
index 0000000..a4976a1
--- /dev/null
+++ b/external/shared/rules.mk
@@ -0,0 +1 @@
+SHARED_NAME=libflash.so.$(shell ../../make_version.sh)
-- 
2.7.4 (Apple Git-66)