3 # Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
6 # Redistribution and use in source and binary forms, with or without
7 # modification, are permitted provided that the following conditions
10 # * Redistributions of source code must retain the above copyright
11 # notice, this list of conditions and the following disclaimer.
12 # * Redistributions in binary form must reproduce the above copyright
13 # notice, this list of conditions and the following disclaimer in
14 # the documentation and/or other materials provided with the
16 # * Neither the name of Intel Corporation nor the names of its
17 # contributors may be used to endorse or promote products derived
18 # from this software without specific prior written permission.
20 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 include $(RTE_SDK)/mk/internal/rte.build-pre.mk
34 # VPATH contains at least SRCDIR
37 ifeq ($(CONFIG_RTE_BUILD_COMBINE_LIBS),y)
38 ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),y)
39 LIB_ONE := lib$(RTE_LIBNAME).so
41 LIB_ONE := lib$(RTE_LIBNAME).a
43 COMBINED_MAP=$(BUILDDIR)/lib/libdpdk.map
44 COMBINED_LDFLAGS += --version-script=$(COMBINED_MAP)
48 sharelib: $(LIB_ONE) FORCE
50 OBJS = $(wildcard $(RTE_OUTPUT)/build/lib/*.o)
52 ifeq ($(LINK_USING_CC),1)
53 # Override the definition of LD here, since we're linking with CC
54 LD := $(CC) $(CPU_CFLAGS)
55 O_TO_S = $(LD) $(call linkerprefix,$(CPU_LDFLAGS)) \
56 $(call linkerprefix,$(COMBINED_LDFLAGS)) \
57 -shared $(OBJS) -o $(RTE_OUTPUT)/lib/$(LIB_ONE)
59 O_TO_S = $(LD) $(CPU_LDFLAGS) $(COMBINED_LDFLAGS) \
60 -shared $(OBJS) -o $(RTE_OUTPUT)/lib/$(LIB_ONE)
63 O_TO_S_STR = $(subst ','\'',$(O_TO_S)) #'# fix syntax highlight
64 O_TO_S_DISP = $(if $(V),"$(O_TO_S_STR)"," LD $(@)")
65 O_TO_S_CMD = "cmd_$@ = $(O_TO_S_STR)"
66 O_TO_S_DO = @set -e; \
67 echo $(O_TO_S_DISP); \
70 O_TO_A = $(AR) crus $(RTE_OUTPUT)/lib/$(LIB_ONE) $(OBJS)
71 O_TO_A_STR = $(subst ','\'',$(O_TO_A)) #'# fix syntax highlight
72 O_TO_A_DISP = $(if $(V),"$(O_TO_A_STR)"," LD $(@)")
73 O_TO_A_CMD = "cmd_$@ = $(O_TO_A_STR)"
74 O_TO_A_DO = @set -e; \
75 echo $(O_TO_A_DISP); \
78 # Archive objects to share library
81 ifeq ($(CONFIG_RTE_BUILD_COMBINE_LIBS),y)
82 ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),y)
84 @[ -d $(dir $@) ] || mkdir -p $(dir $@)
85 @$(SRCDIR)/scripts/merge-maps.sh > $(COMBINED_MAP)
89 @[ -d $(dir $@) ] || mkdir -p $(dir $@)
95 # Clean all generated files
102 $(Q)rm -rf $(LIB_ONE)