login/Makefile

   1 # Copyright (C) 1996-2013 Free Software Foundation, Inc.
   2 # This file is part of the GNU C Library.
   3
   4 # The GNU C Library is free software; you can redistribute it and/or
   5 # modify it under the terms of the GNU Lesser General Public
   6 # License as published by the Free Software Foundation; either
   7 # version 2.1 of the License, or (at your option) any later version.
   8
   9 # The GNU C Library is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12 # Lesser General Public License for more details.
  13
  14 # You should have received a copy of the GNU Lesser General Public
  15 # License along with the GNU C Library; if not, see
  16 # <http://www.gnu.org/licenses/>.
  17
  18 #
  19 #       Sub-makefile for login portion of the library.
  20 #
  21
  22 subdir  := login
  23
  24 headers := utmp.h bits/utmp.h lastlog.h pty.h
  25
  26 routines := getlogin getlogin_r setlogin getlogin_r_chk \
  27             getutent getutent_r getutid getutline getutid_r getutline_r \
  28             utmp_file utmpname updwtmp getpt grantpt unlockpt ptsname \
  29             ptsname_r_chk
  30
  31 CFLAGS-grantpt.c = -DLIBEXECDIR='"$(libexecdir)"'
  32
  33 others = utmpdump pt_chown
  34 others-pie = pt_chown
  35 install-others-programs = $(inst_libexecdir)/pt_chown
  36
  37 subdir-dirs = programs
  38 vpath %.c programs
  39
  40 tests := tst-utmp tst-utmpx tst-grantpt
  41
  42 # Build the -lutil library with these extra functions.
  43 extra-libs      := libutil
  44 extra-libs-others := $(extra-libs)
  45
  46 libutil-routines:= login login_tty logout logwtmp openpty forkpty
  47
  48 include ../Rules
  49
  50 CFLAGS-getpt.c = -fexceptions
  51
  52 ifeq (yesyes,$(have-fpie)$(build-shared))
  53 pt_chown-cflags += $(pie-ccflag)
  54 endif
  55 ifeq (yes,$(have-ssp))
  56 pt_chown-cflags += -fstack-protector
  57 endif
  58 ifeq (yes,$(have-libcap))
  59 libcap = -lcap
  60 endif
  61 CFLAGS-pt_chown.c = $(pt_chown-cflags)
  62 LDLIBS-pt_chown = $(libcap)
  63 ifeq (yesyes,$(have-fpie)$(build-shared))
  64 LDFLAGS-pt_chown = -Wl,-z,now
  65 endif
  66
  67 # pt_chown needs to be setuid root.
  68 $(inst_libexecdir)/pt_chown: $(objpfx)pt_chown $(+force)
  69         $(make-target-directory)
  70         -$(INSTALL_PROGRAM) -m 4755 -o root $< $@
  71
  72 # Depend on libc.so so a DT_NEEDED is generated in the shared objects.
  73 # This ensures they will load libc.so for needed symbols if loaded by
  74 # a statically-linked program that hasn't already loaded it.
  75 $(objpfx)libutil.so: $(common-objpfx)libc.so $(common-objpfx)libc_nonshared.a