Makefile revision 1.94
1# $NetBSD: Makefile,v 1.94 2010/03/18 22:17:55 roy Exp $ 2# 3# NOTE: when changing ld.so, ensure that ldd still compiles. 4# 5 6WARNS?=4 7 8# This needs to be before bsd.init.mk 9.if defined(BSD_MK_COMPAT_FILE) 10.include <${BSD_MK_COMPAT_FILE}> 11.endif 12 13# We are not building this with PIE 14PIE_CFLAGS= 15PIE_LDFLAGS= 16.include <bsd.init.mk> # for OBJECT_FMT definition 17.include <bsd.shlib.mk> # for SHLINKINSTALLDIR definition 18 19# We use alloca 20USE_FORT= no 21USE_SSP= no 22 23.if defined(LDELFSO_MACHINE_CPU) && !empty(LDELFSO_MACHINE_CPU) && \ 24 exists(${.CURDIR}/arch/${LDELFSO_MACHINE_CPU}) 25ARCHSUBDIR= ${LDELFSO_MACHINE_CPU} 26.else 27ARCHSUBDIR= ${MACHINE_CPU} 28.endif 29M= ${.CURDIR}/arch/${ARCHSUBDIR} 30 31.if ((${MACHINE_ARCH} == "alpha") || \ 32 (${MACHINE_CPU} == "arm") || \ 33 (${MACHINE_ARCH} == "hppa") || \ 34 (${MACHINE_ARCH} == "i386") || \ 35 (${MACHINE_ARCH} == "m68k") || \ 36 (${MACHINE_CPU} == "mips") || \ 37 (${MACHINE_ARCH} == "powerpc") || \ 38 (${MACHINE_CPU} == "sh3") || \ 39 (${MACHINE_ARCH} == "sparc") || \ 40 (${MACHINE_ARCH} == "sparc64") || \ 41 (${MACHINE_ARCH} == "x86_64") || \ 42 (${MACHINE_ARCH} == "vax")) && \ 43 ${OBJECT_FMT} == "ELF" && ${MKPIC} != "no" 44 45LDFLAGS+= -shared -symbolic -nostartfiles 46LDFLAGS+= -Wl,-static 47 48# Adds SRCS, CPPFLAGS, LDFLAGS, etc. Must go first so MD startup source 49# is first. 50.if exists($M/Makefile.inc) 51.include "$M/Makefile.inc" 52.endif 53 54# Support compat ld.elf_so. 55.if defined(MLIBDIR) 56PROG= ld.elf_so-${MLIBDIR} 57CPPFLAGS+= -DRTLD_ARCH_SUBDIR=\"${MLIBDIR}\" 58.else 59PROG= ld.elf_so 60.endif 61 62CLIBOBJ!= cd ${NETBSDSRCDIR}/lib/libc && ${PRINTOBJDIR} 63 64SRCS+= rtld.c reloc.c symbol.c xmalloc.c xprintf.c debug.c \ 65 map_object.c load.c search.c headers.c paths.c expand.c 66 67.if ${USE_FORT} == "yes" 68.PATH.c: ${NETBSDSRCDIR}/lib/libc/misc 69SRCS+= stack_protector.c 70.endif 71 72.PATH.c: ${NETBSDSRCDIR}/lib/libc/stdlib 73SRCS+= exit.c 74 75BINDIR= ${SHLINKINSTALLDIR} 76 77CPPFLAGS+= -DLIBDIR=\"${LIBDIR}\" -D_PATH_RTLD=\"${BINDIR}/${PROG}\" 78CPPFLAGS+= -I${.CURDIR} 79CPPFLAGS+= -DRTLD_LOADER 80CPPFLAGS+= -D_RTLD_SOURCE 81CPPFLAGS+= -DCOMBRELOC 82#CPPFLAGS+= -DDEBUG 83#CPPFLAGS+= -DRTLD_DEBUG 84#CPPFLAGS+= -DRTLD_DEBUG_RELOC 85#DBG= -g 86DBG= -O3 -fomit-frame-pointer 87 88.if ${SHLIBDIR} != ${LIBDIR} 89CPPFLAGS+= -DRTLD_DEFAULT_LIBRARY_PATH=\"${SHLIBDIR}:${LIBDIR}\" 90.endif 91 92LDADD+= -L${CLIBOBJ} -L${DESTDIR}${LIBDIR} 93.if ${MKPICLIB} != "no" 94LDADD+= -lc_pic 95.if ${MKPICINSTALL} != "no" 96DPADD+= ${LIBC_PIC} 97.endif 98DPADD+= ${CLIBOBJ}/libc_pic.a 99.else 100LDADD+= -lc 101DPADD+= ${CLIBOBJ}/libc.a 102.endif 103 104STRIPFLAG= 105 106.PATH: $M 107 108${PROG}: ${OBJS} ${DPADD} 109 ${_MKMSG_LINK} ${PROG} 110 ${CC} ${LDFLAGS} -o ${PROG} ${OBJS} ${LDADD} 111 112.if ${SHLINKINSTALLDIR} != "/usr/libexec" 113SYMLINKS+= ${SHLINKINSTALLDIR}/${PROG} /usr/libexec/${PROG} 114.endif 115 116.include <bsd.prog.mk> 117.else 118 119MAN= ld.elf_so.1 120 121.include <bsd.man.mk> 122.endif 123