commit 68e09f0959fd5517ba06c63ee644fd5bfec8cac3
parent f24365bd3dfa335ed760c65f221ff87e01bc485a
Author: Vincent Forest <vincent.forest@meso-star.com>
Date: Wed, 18 Oct 2023 17:04:40 +0200
Partially link static library object files
Make hidden symbols local to the relocatable object to avoid conflicts
with internal symbols in another static library. In release mode, delete
all symbols not required for relocation processing, but keep them in
debug mode.
Diffstat:
2 files changed, 14 insertions(+), 3 deletions(-)
diff --git a/Makefile b/Makefile
@@ -53,10 +53,14 @@ $(DEP) $(OBJ): config.mk
$(LIBNAME_SHARED): $(OBJ)
$(CC) -std=c99 $(CFLAGS) $(DPDC_CFLAGS) -o $@ $(OBJ) $(LDFLAGS) $(SOFLAGS) $(DPDC_LIBS)
-$(LIBNAME_STATIC): $(OBJ)
+$(LIBNAME_STATIC): libs3d.o
$(AR) -rc $@ $?
$(RANLIB) $@
+libs3d.o: $(OBJ)
+ $(LD) -r $(OBJ) -o $@
+ $(OBJCOPY) $(OCPFLAGS) $@
+
.config: Makefile config.mk
@if ! $(PKG_CONFIG) --atleast-version $(RSYS_VERSION) rsys; then\
echo "rsys $(RSYS_VERSION) not found" >&2; exit 1; fi
@@ -111,7 +115,8 @@ uninstall:
all: build_library build_tests
clean: clean_test
- rm -f $(OBJ) $(TEST_OBJ) $(LIBNAME) .config .test s3d.pc s3d-local.pc
+ rm -f $(OBJ) $(TEST_OBJ) $(LIBNAME)
+ rm -f .config .test libs3d.o s3d.pc s3d-local.pc
distclean: clean
rm -f $(DEP) $(TEST_DEP)
diff --git a/config.mk b/config.mk
@@ -1,5 +1,5 @@
VERSION = 0.8.0
-PREFIX = /usr/local
+PREFIX = /tmp/local
LIB_TYPE = SHARED
#LIB_TYPE = STATIC
@@ -12,6 +12,8 @@ BUILD_TYPE = RELEASE
################################################################################
AR = ar
CC = cc
+LD = ld
+OBJCOPY = objcopy
PKG_CONFIG = pkg-config
RANLIB = ranlib
@@ -64,3 +66,7 @@ SOFLAGS = -shared -Wl,--no-undefined
LDFLAGS_DEBUG =
LDFLAGS_RELEASE = -s
LDFLAGS = $(LDFLAGS_$(BUILD_TYPE))
+
+OCPFLAGS_DEBUG = --localize-hidden
+OCPFLAGS_RELEASE = --localize-hidden --strip-unneeded
+OCPFLAGS = $(OCPFLAGS_$(BUILD_TYPE))
