kernel debug: priv can be NULL early on
[minix.git] / libexec / ld.elf_so / Makefile
blob3378bbe13fa8d86a7ec4594e9220584dcda89514
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.
6 WARNS?=4
8 #LSC MINIX until warnings get fixed...
9 NOGCCERROR:=yes
11 # This executable needs to be linked dynamically
12 LDSTATIC= -dynamic
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 <${BSD_MK_COMPAT_FILE}>
22 .endif
24 # We are not building this with PIE
25 PIE_CFLAGS=
26 PIE_LDFLAGS=
27 .include <bsd.init.mk> # for MKPIC definition
28 .include <bsd.shlib.mk> # for SHLINKINSTALLDIR definition
30 .if defined(LDELFSO_MACHINE_CPU) && !empty(LDELFSO_MACHINE_CPU) && \
31 exists(${.CURDIR}/arch/${LDELFSO_MACHINE_CPU})
32 ARCHSUBDIR= ${LDELFSO_MACHINE_CPU}
33 .else
34 ARCHSUBDIR= ${MACHINE_CPU}
35 .endif
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")) && \
50 ${MKPIC} != "no"
52 LDFLAGS+= ${${ACTIVE_CC} == "clang":? -Wl,-Bsymbolic : -symbolic} \
53 -shared -nostartfiles -nodefaultlibs
54 LDFLAGS+= -Wl,-static
55 LDFLAGS+= -Wl,--warn-shared-textrel
57 COPTS+= -fvisibility=hidden
59 # Adds SRCS, CPPFLAGS, LDFLAGS, etc. Must go first so MD startup source
60 # is first.
61 .if exists($M/Makefile.inc)
62 .include "$M/Makefile.inc"
63 .endif
65 # Support compat ld.elf_so.
66 .if defined(MLIBDIR)
67 PROG= ld.elf_so-${MLIBDIR}
68 CPPFLAGS+= -DRTLD_ARCH_SUBDIR=\"${MLIBDIR}\"
69 .else
70 PROG= ld.elf_so
71 .endif
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
81 .endif
83 .PATH.c: ${NETBSDSRCDIR}/lib/libc/stdlib
84 SRCS+= exit.c
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
101 #CPPFLAGS+= -DDEBUG
102 #CPPFLAGS+= -DRTLD_DEBUG
103 #CPPFLAGS+= -DRTLD_DEBUG_RELOC
104 DBG= -g
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
109 .endif
112 .if ${SHLIBDIR} != ${LIBDIR}
113 CPPFLAGS+= -DRTLD_DEFAULT_LIBRARY_PATH=\"${SHLIBDIR}:${LIBDIR}\"
114 .endif
116 # rtld.c and symbol.c use alloca, so disable SSP warnings.
117 COPTS.rtld.c+= -Wno-stack-protector
118 COPTS.symbol.c+=-Wno-stack-protector
120 LDADD+= -L${CLIBOBJ} -L${DESTDIR}${LIBDIR}
121 .if ${MKPICLIB} != "no"
122 LDADD+= -lc_pic
123 .if ${MKPICINSTALL} != "no"
124 DPADD+= ${LIBC_PIC}
125 .endif
126 DPADD+= ${CLIBOBJ}/libc_pic.a
127 .else
128 LDADD+= -lc
129 DPADD+= ${CLIBOBJ}/libc.a
130 .endif
132 .if ${MACHINE_CPU} == "hppa" || ${MACHINE_CPU} == "sh3"
133 # for $$divU, $$remU etc. (millicode)
134 LDADD+= -lgcc
135 DPADD+= ${LIBGCC}
136 .endif
138 STRIPFLAG=
140 .PATH: $M
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}
148 .endif
150 .include <bsd.prog.mk>
151 .else
153 MAN= ld.elf_so.1
155 .include <bsd.man.mk>
156 .endif