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# Copyright (C) 1996-2013 Free Software Foundation, Inc.
# This file is part of the GNU C Library.
# The GNU C Library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
# The GNU C Library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
# You should have received a copy of the GNU Lesser General Public
# License along with the GNU C Library; if not, see
# <http://www.gnu.org/licenses/>.
#
# Sub-makefile for login portion of the library.
#
subdir := login
headers := utmp.h bits/utmp.h lastlog.h pty.h
routines := getutent getutent_r getutid getutline getutid_r getutline_r \
utmp_file utmpname updwtmp getpt grantpt unlockpt ptsname
CFLAGS-grantpt.c = -DLIBEXECDIR='"$(libexecdir)"'
others = utmpdump pt_chown
others-pie = pt_chown
install-others-programs = $(inst_libexecdir)/pt_chown
subdir-dirs = programs
vpath %.c programs
tests := tst-utmp tst-utmpx tst-grantpt
# Build the -lutil library with these extra functions.
extra-libs := libutil
extra-libs-others := $(extra-libs)
libutil-routines:= login login_tty logout logwtmp openpty forkpty
include ../Rules
CFLAGS-getpt.c = -fexceptions
ifeq (yesyes,$(have-fpie)$(build-shared))
pt_chown-cflags += $(pie-ccflag)
endif
ifeq (yes,$(have-ssp))
pt_chown-cflags += -fstack-protector
endif
ifeq (yes,$(have-libcap))
libcap = -lcap
endif
CFLAGS-pt_chown.c = $(pt_chown-cflags)
LDLIBS-pt_chown = $(libcap)
ifeq (yesyes,$(have-fpie)$(build-shared))
LDFLAGS-pt_chown = -Wl,-z,now
endif
# pt_chown needs to be setuid root.
$(inst_libexecdir)/pt_chown: $(objpfx)pt_chown $(+force)
$(make-target-directory)
-$(INSTALL_PROGRAM) -m 4755 -o root $< $@
# Depend on libc.so so a DT_NEEDED is generated in the shared objects.
# This ensures they will load libc.so for needed symbols if loaded by
# a statically-linked program that hasn't already loaded it.
$(objpfx)libutil.so: $(common-objpfx)libc.so $(common-objpfx)libc_nonshared.a
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