mirror of
https://github.com/systemd/systemd-stable.git
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99 lines
2.6 KiB
Makefile
99 lines
2.6 KiB
Makefile
# -*- makefile -*-
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#
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# Makefile configuration, without explicit rules
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#
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# CROSS is the prefix used for system tools like gcc, ld etc.
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CROSS =
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# KCROSS is the prefix we use for klibc installations. This is usually
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# the same as CROSS, but may be different, e.g. to install an i386
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# cross-compilation suite on an x86-64 system, using the same gcc/binutils.
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KCROSS ?= $(CROSS)
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# Location for installation
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prefix = /usr
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bindir = $(prefix)/bin
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libdir = $(prefix)/lib
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mandir = $(prefix)/man
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INSTALLDIR = $(prefix)/lib/klibc
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INSTALLROOT =
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INSTALL_EXEC = install -m 755
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INSTALL_DATA = install -m 644
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# Eventually support separate compilation, but we don't have it yet...
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OBJROOT = $(SRCROOT)
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# Kernel trees (source and obj) - can potentially be different
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KRNLSRC = $(SRCROOT)/linux
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KRNLOBJ = $(SRCROOT)/linux
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# klibc version information
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KLIBCVER = -D__KLIBC__=$(shell cut -d. -f1 < $(SRCROOT)/version) \
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-D__KLIBC_MINOR__=$(shell cut -d. -f2 < $(SRCROOT)/version)
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ARCH = $(shell uname -m | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ -e s/arm.*/arm/ -e s/sa110/arm/)
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CC = $(CROSS)gcc
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LD = $(CROSS)ld
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KLIBSRC = $(SRCROOT)/klibc
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KLIBOBJ = $(OBJROOT)/klibc
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INCLUDE = -I$(SRCROOT)/include/arch/$(ARCH) \
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-I$(SRCROOT)/include/bits$(BITSIZE) \
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-I$(SRCROOT)/include \
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-I$(KRNLOBJ)/include -I$(KRNLOBJ)/include2 -I$(KRNLSRC)/include
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REQFLAGS = $(ARCHREQFLAGS) $(KLIBCVER) -nostdinc -iwithprefix include \
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$(INCLUDE)
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LDFLAGS =
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AR = $(CROSS)ar
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RANLIB = $(CROSS)ranlib
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NM = $(CROSS)nm
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PERL = perl
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OBJCOPY = $(CROSS)objcopy
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STRIP = $(CROSS)strip
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STRIPFLAGS = --strip-all -R .comment -R .note
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STRIPCMD = $(STRIP) $(STRIPFLAGS)
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HOST_CC = gcc
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HOST_CFLAGS = -g -O
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HOST_LDFLAGS =
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HOST_LIBS =
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# Static library paths
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CRT0 = $(KLIBOBJ)/crt0.o
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KLIBC = $(KLIBOBJ)/libc.a
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LIBGCC = $(shell $(CC) $(REQFLAGS) $(OPTFLAGS) --print-libgcc)
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# Shared library paths
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CRTSHARED = $(KLIBOBJ)/interp.o
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LIBSHARED = $(KLIBOBJ)/libc.so
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#
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# This indicates the location of the final version of the shared library.
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# THIS MUST BE AN ABSOLUTE PATH WITH NO FINAL SLASH.
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# Leave this empty to make it the root.
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#
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SHLIBDIR = /lib
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# Enable this to make perror/strerror return real error messages
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# This makes klibc.so and any static binary which uses these functions
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# about 4K bigger.
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ERRLIST = 1
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# Include zlib in klibc. This roughly triples the size of klibc!
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ZLIB = 0
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#
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# Include arch-specific rule fragments
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#
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include $(KLIBSRC)/arch/$(ARCH)/MCONFIG
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ifeq ($(DEBUG),y)
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STRIP = /bin/true -Since_we_are_debugging
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OPTFLAGS += -O1 -g
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endif
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# How to tell the linker main() is the entrypoint
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EMAIN ?= -e main
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