1 # $NetBSD: Makefile,v 1.112 2012/08/04 15:17:16 matt Exp $
3 # NOTE: when changing ld.so, ensure that ldd still compiles.
8 #LSC MINIX until warnings get fixed...
11 # This executable needs to be linked dynamically
14 # And the minix gcc currently references /libexec/ld-elf.so.1
15 SYMLINKS
+= ${SHLINKINSTALLDIR}/${PROG} /libexec
/ld-elf.so
.1
16 # Minix Clang binaries references /libexec/ld.elf_so
17 SYMLINKS
+= ${SHLINKINSTALLDIR}/${PROG} /libexec
/ld.elf_so
19 # This needs to be before bsd.init.mk
20 .if defined
(BSD_MK_COMPAT_FILE
)
21 .
include <${BSD_MK_COMPAT_FILE}>
24 # We are not building this with PIE
27 .
include <bsd.init.mk
> # for MKPIC definition
28 .
include <bsd.shlib.mk
> # for SHLINKINSTALLDIR definition
30 .if defined
(LDELFSO_MACHINE_CPU
) && !empty
(LDELFSO_MACHINE_CPU
) && \
31 exists
(${.CURDIR
}/arch
/${LDELFSO_MACHINE_CPU})
32 ARCHSUBDIR
= ${LDELFSO_MACHINE_CPU}
34 ARCHSUBDIR
= ${MACHINE_CPU}
36 M
= ${.CURDIR
}/arch
/${ARCHSUBDIR}
38 .if
((${MACHINE_ARCH} == "alpha") || \
39 (${MACHINE_CPU} == "arm") || \
40 (${MACHINE_ARCH} == "hppa") || \
41 (${MACHINE_ARCH} == "i386") || \
42 (${MACHINE_ARCH} == "m68k") || \
43 (${MACHINE_CPU} == "mips") || \
44 (${MACHINE_ARCH} == "powerpc") || \
45 (${MACHINE_CPU} == "sh3") || \
46 (${MACHINE_ARCH} == "sparc") || \
47 (${MACHINE_ARCH} == "sparc64") || \
48 (${MACHINE_ARCH} == "x86_64") || \
49 (${MACHINE_ARCH} == "vax")) && \
52 LDFLAGS
+= ${${ACTIVE_CC} == "clang":?
-Wl
,-Bsymbolic
: -symbolic
} \
53 -shared
-nostartfiles
-nodefaultlibs
55 LDFLAGS
+= -Wl
,--warn-shared-textrel
57 COPTS
+= -fvisibility
=hidden
59 # Adds SRCS, CPPFLAGS, LDFLAGS, etc. Must go first so MD startup source
61 .if exists
($M/Makefile.inc
)
62 .
include "$M/Makefile.inc"
65 # Support compat ld.elf_so.
67 PROG
= ld.elf_so-
${MLIBDIR}
68 CPPFLAGS
+= -DRTLD_ARCH_SUBDIR
=\"${MLIBDIR}\"
73 CLIBOBJ
!= cd
${NETBSDSRCDIR}/lib
/libc
&& ${PRINTOBJDIR}
75 SRCS
+= rtld.c reloc.c symbol.c xmalloc.c xprintf.c debug.c \
76 map_object.c load.c search.c headers.c paths.c expand.c
78 .if
${USE_FORT} == "yes"
79 .PATH.c
: ${NETBSDSRCDIR}/lib
/libc
/misc
80 SRCS
+= stack_protector.c
83 .PATH.c
: ${NETBSDSRCDIR}/lib
/libc
/stdlib
86 errlist_concat.h
: ${NETBSDSRCDIR}/lib
/libc
/gen
/errlist.awk
${NETBSDSRCDIR}/include/sys
/errno.h
87 ${TOOL_AWK} -v concat
=1 -f
${.ALLSRC
} > ${.TARGET
}.tmp
&& \
88 mv
-f
${.TARGET
}.tmp
${.TARGET
}
90 xprintf.c
: errlist_concat.h
92 CLEANFILES
+= errlist_concat.h
94 BINDIR
= ${SHLINKINSTALLDIR}
96 CPPFLAGS
+= -DLIBDIR
=\"${LIBDIR}\" -D_PATH_RTLD
=\"${BINDIR}/${PROG}\"
97 CPPFLAGS
+= -I
${.CURDIR
} -I.
98 CPPFLAGS
+= -DRTLD_LOADER
99 CPPFLAGS
+= -D_RTLD_SOURCE
100 CPPFLAGS
+= -DCOMBRELOC
102 #CPPFLAGS+= -DRTLD_DEBUG
103 #CPPFLAGS+= -DRTLD_DEBUG_RELOC
105 #COPTS= -O3 -fomit-frame-pointer
107 .if
${MACHINE_ARCH} == "i386" ||
${MACHINE_ARCH} == "x86_64"
108 COPTS
+= -mno-3dnow
-mno-mmx
-mno-sse
-mno-sse2
-mno-sse3
112 .if
${SHLIBDIR} != ${LIBDIR}
113 CPPFLAGS
+= -DRTLD_DEFAULT_LIBRARY_PATH
=\"${SHLIBDIR}:${LIBDIR}\"
116 # rtld.c and symbol.c use alloca, so disable SSP warnings.
117 COPTS.rtld.c
+= -Wno-stack-protector
118 COPTS.symbol.c
+=-Wno-stack-protector
120 LDADD
+= -L
${CLIBOBJ} -L
${DESTDIR}${LIBDIR}
121 .if
${MKPICLIB} != "no"
123 .if
${MKPICINSTALL} != "no"
126 DPADD
+= ${CLIBOBJ}/libc_pic.a
129 DPADD
+= ${CLIBOBJ}/libc.a
132 .if
${MACHINE_CPU} == "hppa" ||
${MACHINE_CPU} == "sh3"
133 # for $$divU, $$remU etc. (millicode)
142 ${PROG}: ${OBJS} ${DPADD}
143 ${_MKMSG_LINK} ${PROG}
144 ${CC} ${LDFLAGS} -o
${PROG} ${OBJS} ${LDADD}
146 .if
${SHLINKINSTALLDIR} != "/usr/libexec"
147 SYMLINKS
+= ${SHLINKINSTALLDIR}/${PROG} /usr
/libexec
/${PROG}
150 .
include <bsd.prog.mk
>
155 .
include <bsd.man.mk
>