From 4004c8a85356d614eb90b5c5511531ce8bec7e7a Mon Sep 17 00:00:00 2001
From: Keith Packard <keithp@keithp.com>
Date: Thu, 9 Aug 2012 17:41:36 -0700
Subject: [PATCH] Build .so and .so.0 versions of libgbe

Signed-off-by: Keith Packard <keithp@keithp.com>
---
 Makefile              |  4 ++--
 backend/Makefile.defs | 10 ++++++++--
 backend/Makefile.lib  | 13 +++++++++++--
 3 files changed, 21 insertions(+), 6 deletions(-)

diff --git a/Makefile b/Makefile
index abff78f..c994477 100644
--- a/Makefile
+++ b/Makefile
@@ -2,9 +2,9 @@ TOP=.
 SUBDIRS=src src/sim src/intel src/x11
 
 all::
-	cd backend && make all
+	+cd backend && make all
 
 clean::
-	cd backend && make clean
+	+cd backend && make clean
 
 include $(TOP)/Makefile.shared
diff --git a/backend/Makefile.defs b/backend/Makefile.defs
index 31e30cc..8af8f95 100644
--- a/backend/Makefile.defs
+++ b/backend/Makefile.defs
@@ -15,5 +15,11 @@ CPP_SRC=$(shell for i in $(SUBDIRS); do ls $$i/*.cpp 2>/dev/null; done)
 
 OBJ=$(C_SRC:.c=.o) $(CPP_SRC:.cpp=.o)
 
-VERSION=0.0.1
-LIB=$(TOP)/libgbe.so.$(VERSION)
+LIBBASE=libgbe.so
+MAJOR=0
+MINOR=0
+REVISION=1
+
+VERSION=$(MAJOR).$(MINOR).$(REVISION)
+LIBMAJOR=$(LIBBASE).$(MAJOR)
+LIB=$(LIBMAJOR).$(MINOR).$(REVISION)
diff --git a/backend/Makefile.lib b/backend/Makefile.lib
index 661ba49..179afe4 100644
--- a/backend/Makefile.lib
+++ b/backend/Makefile.lib
@@ -5,10 +5,19 @@ include Makefile.defs
 LIBS=-Wl,--no-undefined $(shell llvm-config-3.0 --libs) -ldl -lpthread
 
 VERSION=0.0.1
-LIB=libgbe.so.$(VERSION)
+
+all: $(LIB) $(LIBMAJOR) $(LIBBASE)
 
 $(LIB): $(OBJ)
 	$(CXX) $(CXXFLAGS) -shared -o $@ $(OBJ) $(LIBS)
 
+$(LIBMAJOR): $(LIB)
+	rm -f $@
+	ln -s $(LIB) $@
+
+$(LIBBASE): $(LIBMAJOR)
+	rm -f $@
+	ln -s $(LIBMAJOR) $@
+
 clean:
-	rm -f $(LIB)
+	rm -f $(LIB) $(LIBMAJOR) $(LIBBASE)
-- 
2.7.4