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8d98c7c00f
clang emits an warning when a double alias redirection is used, to warn the the original symbol will be used even when weak definition is overridden. However, this is a common pattern for weak_alias, where multiple alias are set to same symbol. Reviewed-by: Fangrui Song <maskray@google.com>
312 lines
9.3 KiB
Makefile
312 lines
9.3 KiB
Makefile
# Copyright (C) 1994-2022 Free Software Foundation, Inc.
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# This file is part of the GNU C Library.
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# The GNU C Library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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# The GNU C Library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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# You should have received a copy of the GNU Lesser General Public
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# License along with the GNU C Library; if not, see
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# <https://www.gnu.org/licenses/>.
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#
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# Sub-makefile for resolv portion of the library.
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#
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subdir := resolv
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include ../Makeconfig
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headers := resolv.h bits/types/res_state.h \
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netdb.h bits/netdb.h \
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arpa/nameser.h arpa/nameser_compat.h \
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sys/bitypes.h
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routines := \
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dn_comp \
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dn_expand \
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dn_skipname \
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dns-canon \
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dns-host \
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dns-network \
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herror \
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inet_addr \
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inet_ntop \
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inet_pton \
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ns_makecanon \
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ns_name_compress \
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ns_name_length_uncompressed \
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ns_name_ntop \
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ns_name_pack \
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ns_name_pton \
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ns_name_skip \
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ns_name_uncompress \
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ns_name_unpack \
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ns_rr_cursor_init \
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ns_rr_cursor_next \
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ns_samebinaryname \
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ns_samename \
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nsap_addr \
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nss_dns_functions \
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res-close \
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res-name-checking \
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res-noaaaa \
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res-state \
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res_context_hostalias \
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res_enable_icmp \
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res_get_nsaddr \
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res_hconf \
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res_init \
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res_libc \
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res_mkquery \
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res_nameinquery \
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res_queriesmatch \
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res_query \
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res_randomid \
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res_send \
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resolv_conf \
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resolv_context \
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# routines
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tests = tst-aton tst-leaks tst-inet_ntop
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tests-container = tst-leaks2
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tests-internal += tst-inet_aton_exact
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generate := mtrace-tst-leaks.out tst-leaks.mtrace tst-leaks2.mtrace
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extra-libs := libresolv libnss_dns
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ifeq ($(have-thread-library),yes)
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routines += gai_sigqueue
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tests += \
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tst-bug18665 \
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tst-bug18665-tcp \
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tst-ns_name \
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tst-ns_name_compress \
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tst-ns_name_pton \
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tst-res_hconf_reorder \
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tst-res_hnok \
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tst-resolv-aliases \
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tst-resolv-basic \
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tst-resolv-binary \
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tst-resolv-byaddr \
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tst-resolv-edns \
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tst-resolv-invalid-cname \
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tst-resolv-network \
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tst-resolv-noaaaa \
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tst-resolv-nondecimal \
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tst-resolv-res_init-multi \
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tst-resolv-search \
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tst-resolv-trailing \
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# This test calls __res_context_send directly, which is not exported
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# from libresolv.
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tests-internal += tst-resolv-txnid-collision
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tests-static += tst-resolv-txnid-collision
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# Likewise for __ns_samebinaryname.
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tests-internal += tst-ns_samebinaryname
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tests-static += tst-ns_samebinaryname
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# Likewise for __ns_name_length_uncompressed.
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tests-internal += tst-ns_name_length_uncompressed
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tests-static += tst-ns_name_length_uncompressed
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# Likewise for struct ns_rr_cursor and its functions.
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tests-internal += tst-ns_rr_cursor
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tests-static += tst-ns_rr_cursor
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# These tests need libdl.
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ifeq (yes,$(build-shared))
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tests += \
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tst-resolv-ai_idn \
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tst-resolv-ai_idn-latin1 \
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tst-resolv-ai_idn-nolibidn2 \
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tst-resolv-canonname \
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tst-resolv-trustad \
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# Needs resolv_context.
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tests-internal += \
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tst-resolv-res_init \
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tst-resolv-res_init-thread \
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tst-resolv-res_ninit \
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tst-resolv-threads \
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# Used by tst-resolv-ai_idn-nolibidn2 to disable libidn2 (by not
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# providing any functions in libidn2.so.0).
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modules-names += tst-no-libidn2
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extra-test-objs += tst-no-libidn2.os
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LDFLAGS-tst-no-libidn2.so = -Wl,-soname,libidn2.so.0
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endif # $(build-shared)
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# This test accesses __inet_ntop_length, an internal libc function.
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tests-internal += tst-inet_pton
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# This test accesses the __p_secstodate compat symbol.
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ifeq ($(have-GLIBC_2.26)$(build-shared),yesyes)
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tests += tst-p_secstodate
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endif
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# This test sends millions of packets and is rather slow.
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xtests += tst-resolv-qtypes
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# This test has dropped packet tests and runs for a long time.
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xtests += tst-resolv-rotate
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endif # $(have-thread-library)
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extra-libs-others = $(extra-libs)
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libresolv-routines := \
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base64 \
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compat-gethnamaddr \
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compat-hooks \
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inet_net_ntop \
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inet_net_pton \
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inet_neta \
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ns_date \
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ns_name \
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ns_netint \
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ns_parse \
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ns_print \
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ns_samedomain \
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ns_ttl \
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res-putget \
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res_data \
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res_debug \
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res_hostalias \
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res_isourserver \
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resolv-deprecated \
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# libresolv-routines
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ifeq ($(have-GLIBC_2.34)$(have-thread-library),yesyes)
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# Empty compatibility library for old binaries.
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extra-libs += libanl
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libanl-routines += libanl-compat
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libanl-shared-only-routines += libanl-compat
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endif
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$(libanl-routines-var) += \
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gai_cancel \
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gai_error \
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gai_misc \
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gai_notify \
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gai_suspend \
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getaddrinfo_a \
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# $(libanl-routines-var)
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# Pretend that libanl.so is a linker script, so that the symbolic link
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# is not installed.
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install-lib-ldscripts = libanl.so
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$(inst_libdir)/libanl.so:
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subdir-dirs = nss_dns
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vpath %.c nss_dns
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# Build only an empty shared libnss_dns.
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libnss_dns-inhibit-o = $(filter-out .os,$(object-suffixes))
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# Pretend that libnss_dns.so is a linker script, so that the symbolic link
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# is not installed.
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install-lib-ldscripts = libnss_dns.so
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$(inst_libdir)/libnss_dns.so:
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ifeq ($(run-built-tests),yes)
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ifneq (no,$(PERL))
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tests-special += $(objpfx)mtrace-tst-leaks.out $(objpfx)mtrace-tst-leaks2.out \
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$(objpfx)mtrace-tst-resolv-res_ninit.out
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endif
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endif
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generated += mtrace-tst-leaks.out tst-leaks.mtrace \
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mtrace-tst-leaks2.out tst-leaks2.mtrace \
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mtrace-tst-resolv-res_ninit.out tst-resolv-res_ninit.mtrace \
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include ../Rules
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LOCALES := en_US.UTF-8 en_US.ISO-8859-1
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include ../gen-locales.mk
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CFLAGS-res_hconf.c += -fexceptions
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CFLAGS-inet_pton.c += $(config-cflags-wno-ignored-attributes)
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# The DNS NSS modules needs the resolver.
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$(objpfx)libnss_dns.so: $(objpfx)libresolv.so
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# The asynchronous name lookup code needs the thread library.
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$(objpfx)libanl.so: $(shared-thread-library)
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$(objpfx)tst-res_hconf_reorder: $(shared-thread-library)
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tst-res_hconf_reorder-ENV = RESOLV_REORDER=on
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$(objpfx)tst-leaks: $(objpfx)libresolv.so
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tst-leaks-ENV = MALLOC_TRACE=$(objpfx)tst-leaks.mtrace \
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LD_PRELOAD=$(common-objpfx)/malloc/libc_malloc_debug.so
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$(objpfx)mtrace-tst-leaks.out: $(objpfx)tst-leaks.out
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$(common-objpfx)malloc/mtrace $(objpfx)tst-leaks.mtrace > $@; \
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$(evaluate-test)
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tst-leaks2-ENV = MALLOC_TRACE=$(objpfx)tst-leaks2.mtrace \
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LD_PRELOAD=$(common-objpfx)/malloc/libc_malloc_debug.so
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$(objpfx)mtrace-tst-leaks2.out: $(objpfx)tst-leaks2.out
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{ test -r $(objpfx)tst-leaks2.mtrace \
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|| ( echo "tst-leaks2.mtrace does not exist"; exit 77; ) \
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&& $(common-objpfx)malloc/mtrace $(objpfx)tst-leaks2.mtrace; } > $@; \
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$(evaluate-test)
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tst-resolv-res_ninit-ENV = MALLOC_TRACE=$(objpfx)tst-resolv-res_ninit.mtrace \
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LD_PRELOAD=$(common-objpfx)/malloc/libc_malloc_debug.so
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$(objpfx)mtrace-tst-resolv-res_ninit.out: $(objpfx)tst-resolv-res_ninit.out
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$(common-objpfx)malloc/mtrace \
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$(objpfx)tst-resolv-res_ninit.mtrace > $@; \
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$(evaluate-test)
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$(objpfx)tst-bug18665-tcp: $(objpfx)libresolv.so $(shared-thread-library)
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$(objpfx)tst-bug18665: $(objpfx)libresolv.so $(shared-thread-library)
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$(objpfx)tst-resolv-ai_idn: $(objpfx)libresolv.so $(shared-thread-library)
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$(objpfx)tst-resolv-ai_idn-latin1: \
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$(objpfx)libresolv.so $(shared-thread-library)
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$(objpfx)tst-resolv-ai_idn-nolibidn2: \
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$(objpfx)libresolv.so $(shared-thread-library)
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$(objpfx)tst-resolv-ai_idn.out: $(gen-locales)
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$(objpfx)tst-resolv-ai_idn-latin1.out: $(gen-locales)
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$(objpfx)tst-resolv-ai_idn-nolibidn2.out: \
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$(gen-locales) $(objpfx)tst-no-libidn2.so
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$(objpfx)tst-resolv-aliases: $(objpfx)libresolv.so $(shared-thread-library)
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$(objpfx)tst-resolv-basic: $(objpfx)libresolv.so $(shared-thread-library)
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$(objpfx)tst-resolv-binary: $(objpfx)libresolv.so $(shared-thread-library)
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$(objpfx)tst-resolv-byaddr: $(objpfx)libresolv.so $(shared-thread-library)
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$(objpfx)tst-resolv-edns: $(objpfx)libresolv.so $(shared-thread-library)
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$(objpfx)tst-resolv-network: $(objpfx)libresolv.so $(shared-thread-library)
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$(objpfx)tst-resolv-res_init: $(objpfx)libresolv.so
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$(objpfx)tst-resolv-res_init-multi: $(objpfx)libresolv.so \
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$(shared-thread-library)
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$(objpfx)tst-resolv-res_init-thread: $(objpfx)libresolv.so \
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$(shared-thread-library)
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$(objpfx)tst-resolv-invalid-cname: $(objpfx)libresolv.so \
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$(shared-thread-library)
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$(objpfx)tst-resolv-noaaaa: $(objpfx)libresolv.so $(shared-thread-library)
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$(objpfx)tst-resolv-nondecimal: $(objpfx)libresolv.so $(shared-thread-library)
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$(objpfx)tst-resolv-qtypes: $(objpfx)libresolv.so $(shared-thread-library)
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$(objpfx)tst-resolv-rotate: $(objpfx)libresolv.so $(shared-thread-library)
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$(objpfx)tst-resolv-search: $(objpfx)libresolv.so $(shared-thread-library)
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$(objpfx)tst-resolv-trailing: $(objpfx)libresolv.so $(shared-thread-library)
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$(objpfx)tst-resolv-threads: $(objpfx)libresolv.so $(shared-thread-library)
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$(objpfx)tst-resolv-txnid-collision: $(objpfx)libresolv.a \
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$(static-thread-library)
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$(objpfx)tst-resolv-canonname: $(objpfx)libresolv.so $(shared-thread-library)
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$(objpfx)tst-resolv-trustad: $(objpfx)libresolv.so $(shared-thread-library)
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$(objpfx)tst-ns_name: $(objpfx)libresolv.so
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$(objpfx)tst-ns_name.out: tst-ns_name.data
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$(objpfx)tst-ns_name_compress: $(objpfx)libresolv.so
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$(objpfx)tst-ns_name_pton: $(objpfx)libresolv.so
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$(objpfx)tst-res_hnok: $(objpfx)libresolv.so
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$(objpfx)tst-p_secstodate: $(objpfx)libresolv.so
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