1 # Copyright (C) 1994-2001,2003,2004,2007,2008,2011,2012
2 # Free Software Foundation, Inc.
3 # This file is part of the GNU C Library.
5 # The GNU C Library is free software; you can redistribute it and/or
6 # modify it under the terms of the GNU Lesser General Public
7 # License as published by the Free Software Foundation; either
8 # version 2.1 of the License, or (at your option) any later version.
10 # The GNU C Library is distributed in the hope that it will be useful,
11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 # Lesser General Public License for more details.
15 # You should have received a copy of the GNU Lesser General Public
16 # License along with the GNU C Library; if not, see
17 # <http://www.gnu.org/licenses/>.
20 # Sub-makefile for resolv portion of the library.
25 netdb.h bits/netdb.h \
26 arpa/nameser.h arpa/nameser_compat.h \
29 routines := herror inet_addr inet_ntop inet_pton nsap_addr res_init \
30 res_hconf res_libc res-state
32 tests = tst-aton tst-leaks tst-inet_ntop
35 generate := mtrace-tst-leaks tst-leaks.mtrace tst-leaks2.mtrace
39 extra-libs := libresolv libnss_dns
40 ifeq ($(have-thread-library),yes)
42 routines += gai_sigqueue
44 extra-libs-others = $(extra-libs)
45 libresolv-routines := gethnamaddr res_comp res_debug \
46 res_data res_mkquery res_query res_send \
47 inet_net_ntop inet_net_pton inet_neta base64 \
48 ns_parse ns_name ns_netint ns_ttl ns_print \
51 libanl-routines := gai_cancel gai_error gai_misc gai_notify gai_suspend \
57 libnss_dns-routines := dns-host dns-network dns-canon
58 libnss_dns-inhibit-o = $(filter-out .os,$(object-suffixes))
59 ifeq ($(build-static-nss),yes)
60 routines += $(libnss_dns-routines) $(libresolv-routines)
61 static-only-routines += $(libnss_dns-routines) $(libresolv-routines)
64 ifeq (yesyes,$(build-shared)$(have-thread-library))
65 tests: $(objpfx)ga_test
68 generated := mtrace-tst-leaks tst-leaks.mtrace \
69 mtrace-tst-leaks2 tst-leaks2.mtrace
73 CPPFLAGS += -Dgethostbyname=res_gethostbyname \
74 -Dgethostbyname2=res_gethostbyname2 \
75 -Dgethostbyaddr=res_gethostbyaddr \
76 -Dgetnetbyname=res_getnetbyname \
77 -Dgetnetbyaddr=res_getnetbyaddr
79 ifeq (yes,$(have-ssp))
80 CFLAGS-libresolv += -fstack-protector
82 CFLAGS-res_hconf.c = -fexceptions
84 # The BIND code elicits some harmless warnings.
85 +cflags += -Wno-strict-prototypes -Wno-write-strings
87 # Depend on libc.so so a DT_NEEDED is generated in the shared objects.
88 # This ensures they will load libc.so for needed symbols if loaded by
89 # a statically-linked program that hasn't already loaded it.
90 $(objpfx)libresolv.so: $(common-objpfx)libc.so $(common-objpfx)libc_nonshared.a
91 # Some hosts need '__stack_chk_guard', so pull in the definition from
93 ifeq (yes,$(have-ssp))
94 LDLIBS-resolv.so += $(as-needed) $(elfobjdir)/ld.so $(no-as-needed)
97 # The DNS NSS modules needs the resolver.
98 $(objpfx)libnss_dns.so: $(objpfx)libresolv.so $(common-objpfx)libc.so \
99 $(common-objpfx)libc_nonshared.a
101 # The asynchronous name lookup code needs the thread library.
102 $(objpfx)libanl.so: $(common-objpfx)libc.so $(common-objpfx)libc_nonshared.a \
103 $(shared-thread-library)
105 $(objpfx)ga_test: $(objpfx)libanl.so $(shared-thread-library)
107 $(objpfx)tst-leaks: $(objpfx)libresolv.so
108 tst-leaks-ENV = MALLOC_TRACE=$(objpfx)tst-leaks.mtrace
109 $(objpfx)mtrace-tst-leaks: $(objpfx)tst-leaks.out
110 $(common-objpfx)malloc/mtrace $(objpfx)tst-leaks.mtrace > $@
111 ifeq (no,$(cross-compiling))
113 tests: $(objpfx)mtrace-tst-leaks
117 tst-leaks2-ENV = MALLOC_TRACE=$(objpfx)tst-leaks2.mtrace
118 $(objpfx)mtrace-tst-leaks2: $(objpfx)tst-leaks2.out
119 $(common-objpfx)malloc/mtrace $(objpfx)tst-leaks2.mtrace > $@
120 ifeq (no,$(cross-compiling))
122 xtests: $(objpfx)mtrace-tst-leaks2