1# Copyright (C) 1996-2022 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# <https://www.gnu.org/licenses/>.
17
18#
19#	Sub-makefile for login portion of the library.
20#
21
22subdir	:= login
23
24include ../Makeconfig
25
26headers	:= utmp.h bits/utmp.h lastlog.h pty.h
27
28routines := getlogin getlogin_r setlogin getlogin_r_chk \
29	    getutent getutent_r getutid getutline getutid_r getutline_r \
30	    utmp_file utmpname updwtmp getpt grantpt unlockpt ptsname \
31	    ptsname_r_chk login login_tty logout logwtmp openpty forkpty
32
33CFLAGS-grantpt.c += -DLIBEXECDIR='"$(libexecdir)"'
34
35others = utmpdump
36
37ifeq (yes,$(build-pt-chown))
38others += pt_chown
39others-pie = pt_chown
40install-others-programs = $(inst_libexecdir)/pt_chown
41endif
42
43subdir-dirs = programs
44vpath %.c programs
45
46tests := tst-utmp tst-utmpx tst-grantpt tst-ptsname tst-getlogin tst-updwtmpx \
47  tst-pututxline-lockfail tst-pututxline-cache
48
49# Empty compatibility library for old binaries.
50extra-libs      := libutil
51extra-libs-others := $(extra-libs)
52ifeq ($(have-GLIBC_2.33),yes)
53libutil-routines := libutil-compat
54libutil-shared-only-routines := libutil-compat
55
56# Pretend that libutil.so is a linker script, so that the symbolic
57# link is not installed.
58install-lib-ldscripts = libutil.so
59$(inst_libdir)/libutil.so:
60else  # not $(have-GLIBC_2.33)
61libutil-inhibit-o = $(filter-out .o,$(object-suffixes))
62endif # $(have-GLIBC_2.33)
63
64include ../Rules
65
66CFLAGS-getpt.c += -fexceptions
67
68ifeq (yesyes,$(have-fpie)$(build-shared))
69pt_chown-cflags += $(pie-ccflag)
70endif
71ifeq (yes,$(have-libcap))
72libcap = -lcap
73endif
74CFLAGS-pt_chown.c += $(pt_chown-cflags)
75LDLIBS-pt_chown = $(libcap)
76ifeq (yesyes,$(have-fpie)$(build-shared))
77LDFLAGS-pt_chown = -Wl,-z,now
78endif
79
80# pt_chown needs to be setuid root.
81$(inst_libexecdir)/pt_chown: $(objpfx)pt_chown $(+force)
82	$(make-target-directory)
83	-$(INSTALL_PROGRAM) -m 4755 -o root $< $@
84
85$(objpfx)tst-pututxline-lockfail: $(shared-thread-library)
86$(objpfx)tst-pututxline-cache: $(shared-thread-library)
87