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# Copyright (C) 1996-2025 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
# <https://www.gnu.org/licenses/>.
#
# Sub-makefile for login portion of the library.
#
subdir := login
include ../Makeconfig
headers := \
bits/utmp.h \
lastlog.h \
pty.h \
utmp.h \
# headers
routines := \
forkpty \
getlogin \
getlogin_r \
getlogin_r_chk \
getpt \
getutent \
getutent_r \
getutid \
getutid_r \
getutline \
getutline_r \
grantpt \
login \
login_tty \
logout \
logwtmp \
openpty \
ptsname \
ptsname_r_chk \
setlogin \
unlockpt \
updwtmp \
utmp_file \
utmpname \
# routines
CFLAGS-grantpt.c += -DLIBEXECDIR='"$(libexecdir)"'
others = utmpdump
ifeq (yes,$(build-pt-chown))
others += \
pt_chown \
# others
others-pie = \
pt_chown \
# others-pie
install-others-programs = $(inst_libexecdir)/pt_chown
endif
subdir-dirs = programs
vpath %.c programs
tests := \
tst-getlogin \
tst-grantpt \
tst-ptsname \
tst-pututxline-cache \
tst-pututxline-lockfail \
tst-updwtmpx \
tst-utmp \
tst-utmp-size \
tst-utmp-size-64 \
tst-utmp-unsigned \
tst-utmp-unsigned-64 \
tst-utmpx \
# tests
CFLAGS-tst-utmp-size-64.c += -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64
CFLAGS-tst-utmp-unsigned-64.c += -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64
# Empty compatibility library for old binaries.
extra-libs := libutil
extra-libs-others := $(extra-libs)
ifeq ($(have-GLIBC_2.33),yes)
libutil-routines := libutil-compat
libutil-shared-only-routines := libutil-compat
# Pretend that libutil.so is a linker script, so that the symbolic
# link is not installed.
install-lib-ldscripts = libutil.so
$(inst_libdir)/libutil.so:
else # not $(have-GLIBC_2.33)
libutil-inhibit-o = $(filter-out .o,$(object-suffixes))
endif # $(have-GLIBC_2.33)
include ../Rules
CFLAGS-getpt.c += -fexceptions
CFLAGS-getlogin_r.c += $(config-cflags-wno-ignored-attributes)
# Exclude fortified routines from being built with _FORTIFY_SOURCE
routines_no_fortify += \
getlogin_r \
ptsname_r \
# routines_no_fortify
ifeq (yesyes,$(have-fpie)$(build-shared))
pt_chown-cflags += $(pie-ccflag)
endif
ifeq (yes,$(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 $< $@
$(objpfx)tst-pututxline-lockfail: $(shared-thread-library)
$(objpfx)tst-pututxline-cache: $(shared-thread-library)
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