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# Copyright (C) 1994-2021 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 resolv portion of the library.
#
subdir := resolv
include ../Makeconfig
headers := resolv.h bits/types/res_state.h \
netdb.h bits/netdb.h \
arpa/nameser.h arpa/nameser_compat.h \
sys/bitypes.h
routines := \
dn_comp \
dn_expand \
dn_skipname \
dns-canon \
dns-host \
dns-network \
herror \
inet_addr \
inet_ntop \
inet_pton \
ns_makecanon \
ns_name_compress \
ns_name_ntop \
ns_name_pack \
ns_name_pton \
ns_name_skip \
ns_name_uncompress \
ns_name_unpack \
ns_samename \
nsap_addr \
nss_dns_functions \
res-close \
res-name-checking \
res-state \
res_context_hostalias \
res_enable_icmp \
res_get_nsaddr \
res_hconf \
res_init \
res_libc \
res_mkquery \
res_nameinquery \
res_queriesmatch \
res_query \
res_randomid \
res_send \
resolv_conf \
resolv_context \
# routines
tests = tst-aton tst-leaks tst-inet_ntop
tests-container = tst-leaks2
tests-internal += tst-inet_aton_exact
generate := mtrace-tst-leaks.out tst-leaks.mtrace tst-leaks2.mtrace
extra-libs := libresolv libnss_dns
ifeq ($(have-thread-library),yes)
extra-libs += libanl
routines += gai_sigqueue
tests += \
tst-bug18665 \
tst-bug18665-tcp \
tst-ns_name \
tst-ns_name_compress \
tst-ns_name_pton \
tst-res_hconf_reorder \
tst-res_hnok \
tst-resolv-basic \
tst-resolv-binary \
tst-resolv-edns \
tst-resolv-network \
tst-resolv-nondecimal \
tst-resolv-res_init-multi \
tst-resolv-search \
tst-resolv-trailing \
# This test calls __res_context_send directly, which is not exported
# from libresolv.
tests-internal += tst-resolv-txnid-collision
tests-static += tst-resolv-txnid-collision
# These tests need libdl.
ifeq (yes,$(build-shared))
tests += \
tst-resolv-ai_idn \
tst-resolv-ai_idn-latin1 \
tst-resolv-ai_idn-nolibidn2 \
tst-resolv-canonname \
tst-resolv-trustad \
# Needs resolv_context.
tests-internal += \
tst-resolv-res_init \
tst-resolv-res_init-thread \
tst-resolv-res_ninit \
tst-resolv-threads \
# Used by tst-resolv-ai_idn-nolibidn2 to disable libidn2 (by not
# providing any functions in libidn2.so.0).
modules-names += tst-no-libidn2
extra-test-objs += tst-no-libidn2.os
LDFLAGS-tst-no-libidn2.so = -Wl,-soname,libidn2.so.0
endif # $(build-shared)
# This test accesses __inet_ntop_length, an internal libc function.
tests-internal += tst-inet_pton
# This test accesses the __p_secstodate compat symbol.
ifeq ($(have-GLIBC_2.26)$(build-shared),yesyes)
tests += tst-p_secstodate
endif
# This test sends millions of packets and is rather slow.
xtests += tst-resolv-qtypes
# This test has dropped packet tests and runs for a long time.
xtests += tst-resolv-rotate
endif
extra-libs-others = $(extra-libs)
libresolv-routines := \
base64 \
compat-gethnamaddr \
compat-hooks \
inet_net_ntop \
inet_net_pton \
inet_neta \
ns_date \
ns_name \
ns_netint \
ns_parse \
ns_print \
ns_samedomain \
ns_ttl \
res-putget \
res_data \
res_debug \
res_hostalias \
res_isourserver \
resolv-deprecated \
# libresolv-routines
$(libanl-routines-var) += \
gai_cancel \
gai_error \
gai_misc \
gai_notify \
gai_suspend \
getaddrinfo_a \
# $(libanl-routines-var)
libanl-routines += libanl-compat
libanl-shared-only-routines += libanl-compat
subdir-dirs = nss_dns
vpath %.c nss_dns
# Build only an empty shared libnss_dns.
libnss_dns-inhibit-o = $(filter-out .os,$(object-suffixes))
# Pretend that libnss_dns.so is a linker script, so that the symbolic link
# is not installed.
install-lib-ldscripts = libnss_dns.so
$(inst_libdir)/libnss_dns.so:
ifeq ($(run-built-tests),yes)
ifneq (no,$(PERL))
tests-special += $(objpfx)mtrace-tst-leaks.out $(objpfx)mtrace-tst-leaks2.out \
$(objpfx)mtrace-tst-resolv-res_ninit.out
endif
endif
generated += mtrace-tst-leaks.out tst-leaks.mtrace \
mtrace-tst-leaks2.out tst-leaks2.mtrace \
mtrace-tst-resolv-res_ninit.out tst-resolv-res_ninit.mtrace \
include ../Rules
LOCALES := en_US.UTF-8 en_US.ISO-8859-1
include ../gen-locales.mk
CFLAGS-res_hconf.c += -fexceptions
# The DNS NSS modules needs the resolver.
$(objpfx)libnss_dns.so: $(objpfx)libresolv.so
# The asynchronous name lookup code needs the thread library.
$(objpfx)libanl.so: $(shared-thread-library)
$(objpfx)tst-res_hconf_reorder: $(shared-thread-library)
tst-res_hconf_reorder-ENV = RESOLV_REORDER=on
$(objpfx)tst-leaks: $(objpfx)libresolv.so
tst-leaks-ENV = MALLOC_TRACE=$(objpfx)tst-leaks.mtrace \
LD_PRELOAD=$(common-objpfx)/malloc/libc_malloc_debug.so
$(objpfx)mtrace-tst-leaks.out: $(objpfx)tst-leaks.out
$(common-objpfx)malloc/mtrace $(objpfx)tst-leaks.mtrace > $@; \
$(evaluate-test)
tst-leaks2-ENV = MALLOC_TRACE=$(objpfx)tst-leaks2.mtrace \
LD_PRELOAD=$(common-objpfx)/malloc/libc_malloc_debug.so
$(objpfx)mtrace-tst-leaks2.out: $(objpfx)tst-leaks2.out
{ test -r $(objpfx)tst-leaks2.mtrace \
|| ( echo "tst-leaks2.mtrace does not exist"; exit 77; ) \
&& $(common-objpfx)malloc/mtrace $(objpfx)tst-leaks2.mtrace; } > $@; \
$(evaluate-test)
tst-resolv-res_ninit-ENV = MALLOC_TRACE=$(objpfx)tst-resolv-res_ninit.mtrace \
LD_PRELOAD=$(common-objpfx)/malloc/libc_malloc_debug.so
$(objpfx)mtrace-tst-resolv-res_ninit.out: $(objpfx)tst-resolv-res_ninit.out
$(common-objpfx)malloc/mtrace \
$(objpfx)tst-resolv-res_ninit.mtrace > $@; \
$(evaluate-test)
$(objpfx)tst-bug18665-tcp: $(objpfx)libresolv.so $(shared-thread-library)
$(objpfx)tst-bug18665: $(objpfx)libresolv.so $(shared-thread-library)
$(objpfx)tst-resolv-ai_idn: $(objpfx)libresolv.so $(shared-thread-library)
$(objpfx)tst-resolv-ai_idn-latin1: \
$(objpfx)libresolv.so $(shared-thread-library)
$(objpfx)tst-resolv-ai_idn-nolibidn2: \
$(objpfx)libresolv.so $(shared-thread-library)
$(objpfx)tst-resolv-ai_idn.out: $(gen-locales)
$(objpfx)tst-resolv-ai_idn-latin1.out: $(gen-locales)
$(objpfx)tst-resolv-ai_idn-nolibidn2.out: \
$(gen-locales) $(objpfx)tst-no-libidn2.so
$(objpfx)tst-resolv-basic: $(objpfx)libresolv.so $(shared-thread-library)
$(objpfx)tst-resolv-binary: $(objpfx)libresolv.so $(shared-thread-library)
$(objpfx)tst-resolv-edns: $(objpfx)libresolv.so $(shared-thread-library)
$(objpfx)tst-resolv-network: $(objpfx)libresolv.so $(shared-thread-library)
$(objpfx)tst-resolv-res_init: $(objpfx)libresolv.so
$(objpfx)tst-resolv-res_init-multi: $(objpfx)libresolv.so \
$(shared-thread-library)
$(objpfx)tst-resolv-res_init-thread: $(objpfx)libresolv.so \
$(shared-thread-library)
$(objpfx)tst-resolv-nondecimal: $(objpfx)libresolv.so $(shared-thread-library)
$(objpfx)tst-resolv-qtypes: $(objpfx)libresolv.so $(shared-thread-library)
$(objpfx)tst-resolv-rotate: $(objpfx)libresolv.so $(shared-thread-library)
$(objpfx)tst-resolv-search: $(objpfx)libresolv.so $(shared-thread-library)
$(objpfx)tst-resolv-trailing: $(objpfx)libresolv.so $(shared-thread-library)
$(objpfx)tst-resolv-threads: $(objpfx)libresolv.so $(shared-thread-library)
$(objpfx)tst-resolv-txnid-collision: $(objpfx)libresolv.a \
$(static-thread-library)
$(objpfx)tst-resolv-canonname: $(objpfx)libresolv.so $(shared-thread-library)
$(objpfx)tst-resolv-trustad: $(objpfx)libresolv.so $(shared-thread-library)
$(objpfx)tst-ns_name: $(objpfx)libresolv.so
$(objpfx)tst-ns_name.out: tst-ns_name.data
$(objpfx)tst-ns_name_compress: $(objpfx)libresolv.so
$(objpfx)tst-ns_name_pton: $(objpfx)libresolv.so
$(objpfx)tst-res_hnok: $(objpfx)libresolv.so
$(objpfx)tst-p_secstodate: $(objpfx)libresolv.so
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