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Merge pull request #25 from rdna/version-updates

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DSO updates
This commit is contained in:
4ast
2019-04-02 19:16:21 -07:00
committed by GitHub
parent 2dd2a2d701 23a177a0ce
commit 7c27c63061
1 changed files with 30 additions and 5 deletions
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35
src/Makefile
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@@ -1,5 +1,11 @@
# SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) # SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause)
VERSION = 0
PATCHLEVEL = 0
EXTRAVERSION = 2
LIBBPF_VERSION = $(VERSION).$(PATCHLEVEL).$(EXTRAVERSION)
TOPDIR = .. TOPDIR = ..
INCLUDES := -I. -I$(TOPDIR)/include -I$(TOPDIR)/include/uapi INCLUDES := -I. -I$(TOPDIR)/include -I$(TOPDIR)/include/uapi
@@ -32,7 +38,10 @@ OBJS := $(addprefix $(OBJDIR)/,bpf.o btf.o libbpf.o libbpf_errno.o netlink.o \
LIBS := $(OBJDIR)/libbpf.a LIBS := $(OBJDIR)/libbpf.a
ifndef BUILD_STATIC_ONLY ifndef BUILD_STATIC_ONLY
LIBS += $(OBJDIR)/libbpf.so LIBS += $(OBJDIR)/libbpf.so \
$(OBJDIR)/libbpf.so.$(VERSION) \
$(OBJDIR)/libbpf.so.$(LIBBPF_VERSION)
VERSION_SCRIPT := libbpf.map
endif endif
HEADERS := bpf.h libbpf.h btf.h HEADERS := bpf.h libbpf.h btf.h
@@ -61,8 +70,16 @@ all: $(LIBS) $(PC_FILE)
$(OBJDIR)/libbpf.a: $(OBJS) $(OBJDIR)/libbpf.a: $(OBJS)
$(AR) rcs $@ $^ $(AR) rcs $@ $^
$(OBJDIR)/libbpf.so: $(OBJS) $(OBJDIR)/libbpf.so: $(OBJDIR)/libbpf.so.$(VERSION)
$(CC) -shared $(ALL_LDFLAGS) $^ -o $@ ln -sf $(^F) $@
$(OBJDIR)/libbpf.so.$(VERSION): $(OBJDIR)/libbpf.so.$(LIBBPF_VERSION)
ln -sf $(^F) $@
$(OBJDIR)/libbpf.so.$(LIBBPF_VERSION): $(OBJS)
$(CC) -shared $(ALL_LDFLAGS) -Wl,--version-script=$(VERSION_SCRIPT) \
-Wl,-soname,libbpf.so.$(VERSION) \
$^ -o $@
$(OBJDIR)/libbpf.pc: $(OBJDIR)/libbpf.pc:
sed -e "s|@PREFIX@|$(PREFIX)|" \ sed -e "s|@PREFIX@|$(PREFIX)|" \
@@ -80,8 +97,16 @@ define do_install
$(INSTALL) $1 $(if $3,-m $3,) '$(DESTDIR)$2' $(INSTALL) $1 $(if $3,-m $3,) '$(DESTDIR)$2'
endef endef
# Preserve symlinks at installation.
define do_s_install
if [ ! -d '$(DESTDIR)$2' ]; then \
$(INSTALL) -d -m 755 '$(DESTDIR)$2'; \
fi; \
cp -fpR $1 '$(DESTDIR)$2'
endef
install: all install_headers install_pkgconfig install: all install_headers install_pkgconfig
$(call do_install,$(LIBS),$(LIBDIR)) $(call do_s_install,$(LIBS),$(LIBDIR))
install_headers: install_headers:
$(call do_install,$(HEADERS),$(INCLUDEDIR)/bpf,644) $(call do_install,$(HEADERS),$(INCLUDEDIR)/bpf,644)
@@ -95,4 +120,4 @@ install_pkgconfig: $(PC_FILE)
$(call do_install,$(PC_FILE),$(LIBDIR)/pkgconfig,644) $(call do_install,$(PC_FILE),$(LIBDIR)/pkgconfig,644)
clean: clean:
rm -f *.o *.a *.so *.pc rm -f *.o *.a *.so *.so.* *.pc