freebsd-dev/lib/csu/i386/Makefile
Konstantin Belousov bdafb02fcb Process irelocs for statically linked binaries from crt1 on x86.
This makes statically linked binaries with ifuncs operational.

Reported and tested by:	mjg
Reviewed by:	emaste, markj
Sponsored by:	The FreeBSD Foundation
Approved by:	re (rgrimes)
Differential revision:	https://reviews.freebsd.org/D17363
2018-10-13 23:52:55 +00:00

59 lines
1.5 KiB
Makefile

# $FreeBSD$
.PATH: ${.CURDIR:H}/common
SRCS= crti.S crtn.S
OBJS= ${SRCS:N*.h:R:S/$/.o/g}
OBJS+= gcrt1.o crt1.o Scrt1.o
CFLAGS+= -I${.CURDIR} -I${.CURDIR:H}/common \
-I${SRCTOP}/lib/libc/include
CFLAGS+= -DCRT_IRELOC_REL
FILES= ${OBJS}
FILESMODE= ${LIBMODE}
FILESOWN= ${LIBOWN}
FILESGRP= ${LIBGRP}
FILESDIR= ${LIBDIR}
# These FILES qualify as libraries for the purpose of LIBRARIES_ONLY.
.undef LIBRARIES_ONLY
CLEANFILES= ${OBJS} crt1_c.o crt1_s.o gcrt1_c.o Scrt1_c.o
CLEANFILES+= crt1_c.s gcrt1_c.s Scrt1_c.s
# See the comment in lib/csu/common/crtbrand.c for the reason crt1_c.c is not
# directly compiled to .o files.
gcrt1_c.s: crt1_c.c
${CC} ${CFLAGS} -DGCRT -S -o ${.TARGET} ${.CURDIR}/crt1_c.c
sed ${SED_FIX_NOTE} ${.TARGET}
gcrt1_c.o: gcrt1_c.s
${CC} ${CFLAGS:N-g} ${ACFLAGS} -c -o ${.TARGET} gcrt1_c.s
gcrt1.o: gcrt1_c.o crt1_s.o
${LD} ${_LDFLAGS} -o gcrt1.o -r crt1_s.o gcrt1_c.o
crt1_c.s: crt1_c.c
${CC} ${CFLAGS} -S -o ${.TARGET} ${.CURDIR}/crt1_c.c
sed ${SED_FIX_NOTE} ${.TARGET}
crt1_c.o: crt1_c.s
${CC} ${CFLAGS:N-g} ${ACFLAGS} -c -o ${.TARGET} crt1_c.s
crt1.o: crt1_c.o crt1_s.o
${LD} ${_LDFLAGS} -o crt1.o -r crt1_s.o crt1_c.o
${OBJCOPY} --localize-symbol _start1 crt1.o
Scrt1_c.s: crt1_c.c
${CC} ${CFLAGS} -fPIC -DPIC -S -o ${.TARGET} ${.CURDIR}/crt1_c.c
sed ${SED_FIX_NOTE} ${.TARGET}
Scrt1_c.o: Scrt1_c.s
${CC} ${CFLAGS:N-g} ${ACFLAGS} -c -o ${.TARGET} Scrt1_c.s
Scrt1.o: Scrt1_c.o crt1_s.o
${LD} ${_LDFLAGS} -o Scrt1.o -r crt1_s.o Scrt1_c.o
${OBJCOPY} --localize-symbol _start1 Scrt1.o
.include <bsd.lib.mk>