Makefile revision 1.104
1107SN/A# $NetBSD: Makefile,v 1.104 2011/05/20 22:21:32 joerg Exp $ 2107SN/A# 3107SN/A# NOTE: when changing ld.so, ensure that ldd still compiles. 4107SN/A# 5107SN/A 6107SN/AWARNS?=4 7107SN/A 8107SN/A# This needs to be before bsd.init.mk 9107SN/A.if defined(BSD_MK_COMPAT_FILE) 10107SN/A.include <${BSD_MK_COMPAT_FILE}> 11107SN/A.endif 12107SN/A 13107SN/A# We are not building this with PIE 14107SN/APIE_CFLAGS= 15107SN/APIE_LDFLAGS= 16107SN/A.include <bsd.init.mk> # for MKPIC definition 17107SN/A.include <bsd.shlib.mk> # for SHLINKINSTALLDIR definition 18107SN/A 19107SN/A.if defined(LDELFSO_MACHINE_CPU) && !empty(LDELFSO_MACHINE_CPU) && \ 20107SN/A exists(${.CURDIR}/arch/${LDELFSO_MACHINE_CPU}) 21107SN/AARCHSUBDIR= ${LDELFSO_MACHINE_CPU} 22107SN/A.else 23107SN/AARCHSUBDIR= ${MACHINE_CPU} 24107SN/A.endif 25107SN/AM= ${.CURDIR}/arch/${ARCHSUBDIR} 26107SN/A 27107SN/A.if ((${MACHINE_ARCH} == "alpha") || \ 28107SN/A (${MACHINE_CPU} == "arm") || \ 29107SN/A (${MACHINE_ARCH} == "hppa") || \ 30107SN/A (${MACHINE_ARCH} == "i386") || \ 31107SN/A (${MACHINE_ARCH} == "m68k") || \ 32107SN/A (${MACHINE_CPU} == "mips") || \ 33107SN/A (${MACHINE_ARCH} == "powerpc") || \ 34107SN/A (${MACHINE_CPU} == "sh3") || \ 35107SN/A (${MACHINE_ARCH} == "sparc") || \ 36107SN/A (${MACHINE_ARCH} == "sparc64") || \ 37107SN/A (${MACHINE_ARCH} == "x86_64") || \ 38107SN/A (${MACHINE_ARCH} == "vax")) && \ 39107SN/A ${MKPIC} != "no" 40107SN/A 41107SN/ALDFLAGS+= -shared -symbolic -nostartfiles -nodefaultlibs 42LDFLAGS+= -Wl,-static 43LDFLAGS+= -Wl,--warn-shared-textrel 44 45CFLAGS+= -fvisibility=hidden 46 47# Adds SRCS, CPPFLAGS, LDFLAGS, etc. Must go first so MD startup source 48# is first. 49.if exists($M/Makefile.inc) 50.include "$M/Makefile.inc" 51.endif 52 53# Support compat ld.elf_so. 54.if defined(MLIBDIR) 55PROG= ld.elf_so-${MLIBDIR} 56CPPFLAGS+= -DRTLD_ARCH_SUBDIR=\"${MLIBDIR}\" 57.else 58PROG= ld.elf_so 59.endif 60 61CLIBOBJ!= cd ${NETBSDSRCDIR}/lib/libc && ${PRINTOBJDIR} 62 63SRCS+= rtld.c reloc.c symbol.c xmalloc.c xprintf.c debug.c \ 64 map_object.c load.c search.c headers.c paths.c expand.c \ 65 tls.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 75errlist_concat.h: ${NETBSDSRCDIR}/lib/libc/gen/errlist.awk ${NETBSDSRCDIR}/sys/sys/errno.h 76 ${TOOL_AWK} -v concat=1 -f ${.ALLSRC} > ${.TARGET}.tmp && \ 77 mv -f ${.TARGET}.tmp ${.TARGET} 78 79xprintf.c: errlist_concat.h 80 81CLEANFILES+= errlist_concat.h 82 83BINDIR= ${SHLINKINSTALLDIR} 84 85CPPFLAGS+= -DLIBDIR=\"${LIBDIR}\" -D_PATH_RTLD=\"${BINDIR}/${PROG}\" 86CPPFLAGS+= -I${.CURDIR} -I. 87CPPFLAGS+= -DRTLD_LOADER 88CPPFLAGS+= -D_RTLD_SOURCE 89CPPFLAGS+= -DCOMBRELOC 90#CPPFLAGS+= -DDEBUG 91#CPPFLAGS+= -DRTLD_DEBUG 92#CPPFLAGS+= -DRTLD_DEBUG_RELOC 93#DBG= -g 94DBG= -O3 -fomit-frame-pointer 95 96.if ${SHLIBDIR} != ${LIBDIR} 97CPPFLAGS+= -DRTLD_DEFAULT_LIBRARY_PATH=\"${SHLIBDIR}:${LIBDIR}\" 98.endif 99 100# rtld.c and symbol.c use alloca, so disable SSP warnings. 101COPTS.rtld.c+= -Wno-stack-protector 102COPTS.symbol.c+=-Wno-stack-protector 103 104LDADD+= -L${CLIBOBJ} -L${DESTDIR}${LIBDIR} 105.if ${MKPICLIB} != "no" 106LDADD+= -lc_pic 107.if ${MKPICINSTALL} != "no" 108DPADD+= ${LIBC_PIC} 109.endif 110DPADD+= ${CLIBOBJ}/libc_pic.a 111.else 112LDADD+= -lc 113DPADD+= ${CLIBOBJ}/libc.a 114.endif 115 116STRIPFLAG= 117 118.PATH: $M 119 120${PROG}: ${OBJS} ${DPADD} 121 ${_MKMSG_LINK} ${PROG} 122 ${CC} ${LDFLAGS} -o ${PROG} ${OBJS} ${LDADD} 123 124.if ${SHLINKINSTALLDIR} != "/usr/libexec" 125SYMLINKS+= ${SHLINKINSTALLDIR}/${PROG} /usr/libexec/${PROG} 126.endif 127 128.include <bsd.prog.mk> 129.else 130 131MAN= ld.elf_so.1 132 133.include <bsd.man.mk> 134.endif 135