Makefile revision 1.113
1# $NetBSD: Makefile,v 1.113 2012/08/23 15:45:02 joerg 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 <${BSD_MK_COMPAT_FILE}> 11.endif 12 13# We are not building this with PIE 14PIE_CFLAGS= 15PIE_LDFLAGS= 16.include <bsd.init.mk> # for MKPIC definition 17 18.if defined(LDELFSO_MACHINE_CPU) && !empty(LDELFSO_MACHINE_CPU) && \ 19 exists(${.CURDIR}/arch/${LDELFSO_MACHINE_CPU}) 20ARCHSUBDIR= ${LDELFSO_MACHINE_CPU} 21.else 22ARCHSUBDIR= ${MACHINE_CPU} 23.endif 24M= ${.CURDIR}/arch/${ARCHSUBDIR} 25 26.if ((${MACHINE_ARCH} == "alpha") || \ 27 (${MACHINE_CPU} == "arm") || \ 28 (${MACHINE_ARCH} == "hppa") || \ 29 (${MACHINE_ARCH} == "i386") || \ 30 (${MACHINE_ARCH} == "m68k") || \ 31 (${MACHINE_CPU} == "mips") || \ 32 (${MACHINE_ARCH} == "powerpc") || \ 33 (${MACHINE_CPU} == "sh3") || \ 34 (${MACHINE_ARCH} == "sparc") || \ 35 (${MACHINE_ARCH} == "sparc64") || \ 36 (${MACHINE_ARCH} == "x86_64") || \ 37 (${MACHINE_ARCH} == "vax")) && \ 38 ${MKPIC} != "no" 39 40LDFLAGS+= ${${ACTIVE_CC} == "clang":? -Wl,-Bsymbolic : -symbolic} \ 41 -shared -nostartfiles -nodefaultlibs 42LDFLAGS+= -Wl,-static 43LDFLAGS+= -Wl,--warn-shared-textrel 44 45COPTS+= -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 symver.c diagassert.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 ${.TARGET} 78 79xprintf.c: errlist_concat.h 80 81CLEANFILES+= errlist_concat.h 82 83CPPFLAGS+= -DLIBDIR=\"${LIBDIR}\" -D_PATH_RTLD=\"${BINDIR}/${PROG}\" 84CPPFLAGS+= -I${.CURDIR} -I. 85CPPFLAGS+= -DRTLD_LOADER 86CPPFLAGS+= -D_RTLD_SOURCE 87CPPFLAGS+= -DCOMBRELOC 88#CPPFLAGS+= -DDEBUG 89#CPPFLAGS+= -DRTLD_DEBUG 90#CPPFLAGS+= -DRTLD_DEBUG_RELOC 91#DBG= -g 92COPTS= -O3 -fomit-frame-pointer 93 94.if ${MACHINE_ARCH} == "i386" || ${MACHINE_ARCH} == "x86_64" 95COPTS+= -mno-3dnow -mno-mmx -mno-sse -mno-sse2 -mno-sse3 96.endif 97 98# rtld.c and symbol.c use alloca, so disable SSP warnings. 99COPTS.rtld.c+= -Wno-stack-protector 100COPTS.symbol.c+=-Wno-stack-protector 101 102LDADD+= -L${CLIBOBJ} -L${DESTDIR}${LIBDIR} 103.if ${MKPICLIB} != "no" 104LDADD+= -lc_pic 105.if ${MKPICINSTALL} != "no" 106DPADD+= ${LIBC_PIC} 107.endif 108DPADD+= ${CLIBOBJ}/libc_pic.a 109.else 110LDADD+= -lc 111DPADD+= ${CLIBOBJ}/libc.a 112.endif 113 114.if ${MACHINE_CPU} == "hppa" || ${MACHINE_CPU} == "sh3" 115# for $$divU, $$remU etc. (millicode) 116LDADD+= -lgcc 117DPADD+= ${LIBGCC} 118.endif 119 120STRIPFLAG= 121 122.PATH: $M 123 124${PROG}: ${OBJS} ${DPADD} 125 ${_MKMSG_LINK} ${PROG} 126 ${CC} ${LDFLAGS} -o ${PROG} ${OBJS} ${LDADD} 127 128.if ${MKDYNAMICROOT} == "no" 129BINDIR= /usr/libexec 130.else 131BINDIR= /libexec 132.endif 133SHLINKDIR= ${BINDIR} 134 135.if ${SHLINKDIR} != "/usr/libexec" 136SYMLINKS+= ${SHLINKDIR}/${PROG} /usr/libexec/${PROG} 137.endif 138 139.include <bsd.prog.mk> 140.else 141 142MAN= ld.elf_so.1 143 144.include <bsd.man.mk> 145.endif 146