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iap10@labyrinth.cl.cam.ac.uk
7ebea330c9
Description: support PIC code generation Libraries have 2 methods of being compiled; a .so must contain non-pic objects, while the .a can contain standard objects. From: Adam Heath <doogie@brainfood.com> Signed-off-by: ian.pratt@cl.cam.ac.uk
81 lines
1.8 KiB
Makefile
81 lines
1.8 KiB
Makefile
XEN_ROOT = ../..
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include $(XEN_ROOT)/tools/Make.defs
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CC = gcc
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LIB_SRCS :=
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LIB_SRCS += allocate.c
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LIB_SRCS += enum.c
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LIB_SRCS += file_stream.c
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LIB_SRCS += gzip_stream.c
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LIB_SRCS += hash_table.c
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LIB_SRCS += iostream.c
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LIB_SRCS += lexis.c
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LIB_SRCS += string_stream.c
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LIB_SRCS += sxpr.c
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LIB_SRCS += sxpr_parser.c
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LIB_SRCS += sys_net.c
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LIB_SRCS += sys_string.c
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LIB_SRCS += util.c
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LIB_OBJS := $(LIB_SRCS:.c=.o)
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LIB_PIC_OBJS := $(LIB_SRCS:.c=.opic)
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CFLAGS += -Wall
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CFLAGS += -Werror
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CFLAGS += -g
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CFLAGS += -O3
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CFLAGS += -fno-strict-aliasing
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# Get gcc to generate the dependencies for us.
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CFLAGS += -Wp,-MD,.$(@F).d
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DEPS = .*.d
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MAJOR := 2.0
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MINOR := 0
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LIB_NAME := libxutil
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SO_NAME := $(LIB_NAME).so.$(MAJOR)
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LIB := $(LIB_NAME).so
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LIB += $(LIB_NAME).so.$(MAJOR)
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LIB += $(LIB_NAME).so.$(MAJOR).$(MINOR)
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LIB += $(LIB_NAME).a
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all: check-for-zlib
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$(MAKE) $(LIB)
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$(LIB_PIC_OBJS): %.opic: %.c
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$(CC) $(CPPFLAGS) -DPIC $(CFLAGS) -fPIC -c -o $@ $<
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$(LIB_NAME).so: $(LIB_NAME).so.$(MAJOR)
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ln -sf $^ $@
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$(LIB_NAME).so.$(MAJOR): $(LIB_NAME).so.$(MAJOR).$(MINOR)
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ln -sf $^ $@
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$(LIB_NAME).so.$(MAJOR).$(MINOR): $(LIB_PIC_OBJS)
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$(CC) -Wl,-soname -Wl,$(SO_NAME) -shared -o $@ $^
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$(LIB_NAME).a: $(LIB_OBJS)
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$(AR) rc $@ $^
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check-for-zlib:
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@if [ ! -e /usr/include/zlib.h ]; then \
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echo "***********************************************************"; \
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echo "ERROR: install zlib header files (http://www.gzip.org/zlib)"; \
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echo "***********************************************************"; \
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false; \
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fi
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install: all
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mkdir -p $(prefix)/usr/lib
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install -m0755 $(LIB) $(prefix)/usr/lib
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ln -sf $(LIB_NAME).so.$(MAJOR).$(MINOR) $(prefix)/usr/lib/$(LIB_NAME).so.$(MAJOR)
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ln -sf $(LIB_NAME).so.$(MAJOR) $(prefix)/usr/lib/$(LIB_NAME).so
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clean:
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$(RM) *.a *.so *.so.* *.o *.opic *.rpm
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$(RM) *~
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$(RM) $(DEPS)
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-include $(DEPS)
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