Sync our gcc5 manual pages with gcc-5.4.0
[dragonfly.git] / libexec / rtld-elf / Makefile
1 # $FreeBSD$
2
3 PROG=           ld-elf.so.2
4 SRCS=           rtld_start.S \
5                 reloc.c rtld.c rtld_lock.c rtld_printf.c map_object.c \
6                 malloc.c xmalloc.c debug.c libmap.c
7 MAN=            rtld.1
8 BINDIR=         /libexec
9 SYMLINKS=       ${BINDIR}/${PROG} /usr/libexec/${PROG}
10 WARNS?=         2
11
12 # DO NOT USE -static, this is a special case
13 .undef NOSHARED
14
15 # To activate LD_DEBUG functionality, define ENABLE_DEBUG
16 # e.g. make -DENABLE_DEBUG
17
18 # for now do not let the use of -flto
19 .if ${CFLAGS:M-flto}
20 CFLAGS+=        -fno-lto
21 LDFLAGS+=       -flto
22 .endif
23
24 CFLAGS+=        -DIN_RTLD
25 CFLAGS+=        -I${.CURDIR}/${MACHINE_ARCH} -I${.CURDIR} -D__thread=
26 CFLAGS+=        -I${.CURDIR}/../../lib/csu/common
27 LDFLAGS+=       -nostdlib -e .rtld_start -Wl,--no-undefined
28 INSTALLFLAGS=   -C -b
29 .ifndef NOFSCHG
30 INSTALLFLAGS+=  -fschg
31 .endif
32 MLINKS=         rtld.1 ld-elf.so.1.1
33 MLINKS+=        rtld.1 ld-elf.so.2.1
34 MLINKS+=        rtld.1 _rtld_functrace.3
35
36 .if !defined(NO_SYMVER)
37 VERSION_DEF=    ${.CURDIR}/../../lib/libc/Versions.def
38 SYMBOL_MAPS=    ${.CURDIR}/Symbol.map
39 VERSION_MAP=    Version.map
40 LDFLAGS+=       -Wl,--version-script=${VERSION_MAP}
41
42 rtld.c:         ${VERSION_MAP}
43
44 .if exists(${.CURDIR}/${MACHINE_ARCH}/Symbol.map)
45 SYMBOL_MAPS+=   ${.CURDIR}/${MACHINE_ARCH}/Symbol.map
46 .endif
47 .endif
48
49 .if exists(${.CURDIR}/${MACHINE_ARCH}/Makefile.inc)
50 .include "${.CURDIR}/${MACHINE_ARCH}/Makefile.inc"
51 .endif
52
53 CFLAGS+=        -fpic -DPIC
54 LDFLAGS+=       -shared -Wl,-Bsymbolic
55 DPADD=          ${.OBJDIR}/../../lib/libc_rtld/libc_rtld_pic.a
56 LDADD=          -L${.OBJDIR}/../../lib/libc_rtld -lc_rtld_pic
57
58 .ifdef ENABLE_DEBUG
59 CFLAGS+=        -DDEBUG
60 .endif
61
62 # Since moving rtld-elf to /libexec, we need to create a symlink.
63 # Fixup the existing binary that's there so we can symlink over it.
64 beforeinstall:
65 .if exists(${DESTDIR}/usr/libexec/${PROG})
66         chflags -h noschg ${DESTDIR}/usr/libexec/${PROG}
67 .endif
68
69 .PATH: ${.CURDIR}/${MACHINE_ARCH}
70
71 .include <bsd.symver.mk>
72 .include <bsd.prog.mk>