[MacPorts] #45869: gnupg2 @2.0.26_1: build of gpg-agent fails on 10.6, _strndup undefined.

[MacPorts]

#45869: gnupg2 @2.0.26_1: build of gpg-agent fails on 10.6, _strndup undefined.
----------------------+---------------------
 Reporter:  devans@…  |      Owner:  ionic@…
     Type:  defect    |     Status:  new
 Priority:  Normal    |  Milestone:
Component:  ports     |    Version:  2.3.2
 Keywords:            |       Port:  gnupg2
----------------------+---------------------
 Build fails on SL buildbot as follows:
 {{{
 /usr/bin/gcc-4.2 -I/opt/local/include -I/opt/local/include -pipe -Os
 -F/System/Library/Frameworks/CoreFoundation.framework -D__APPLE_LAUNCHD__
 -arch x86_64 -Wall -Wno-pointer-sign -Wpointer-arith  -L/opt/local/lib
 -Wl,-headerpad_max_install_names -arch x86_64 -o t-protect t-protect.o
 protect.o ../common/libcommon.a ../jnlib/libjnlib.a ../gl/libgnu.a
 -L/opt/local/lib -lgcrypt -lgpg-error -L/opt/local/lib -lgpg-error -lintl
 -Wl,-framework -Wl,CoreFoundation -liconv
 gpg-agent.c:1244: warning: ‘data_array_ssh’ may be used uninitialized in
 this function
 gpg-agent.c:1166: warning: ‘fd’ may be used uninitialized in this function
 mv -f .deps/gpg_agent-gpg-agent.Tpo .deps/gpg_agent-gpg-agent.Po
 /usr/bin/gcc-4.2 -I/opt/local/include -I/opt/local/include
 -I/opt/local/include -I/opt/local/include -pipe -Os
 -F/System/Library/Frameworks/CoreFoundation.framework -D__APPLE_LAUNCHD__
 -arch x86_64 -Wall -Wno-pointer-sign -Wpointer-arith  -L/opt/local/lib
 -Wl,-headerpad_max_install_names -arch x86_64 -o gpg-agent gpg_agent-gpg-
 agent.o gpg_agent-command.o gpg_agent-command-ssh.o gpg_agent-call-
 pinentry.o gpg_agent-cache.o gpg_agent-trans.o gpg_agent-findkey.o
 gpg_agent-pksign.o gpg_agent-pkdecrypt.o gpg_agent-genkey.o gpg_agent-
 protect.o gpg_agent-trustlist.o gpg_agent-divert-scd.o gpg_agent-call-
 scd.o gpg_agent-learncard.o ../common/libcommonpth.a ../jnlib/libjnlib.a
 ../gl/libgnu.a -L/opt/local/lib -lgcrypt -lgpg-error -lassuan
 -L/opt/local/lib -lgpg-error -L/opt/local/lib -lpth -ldl -L/opt/local/lib
 -lgpg-error -lintl -Wl,-framework -Wl,CoreFoundation  -liconv
 Undefined symbols:
   "_strndup", referenced from:
       _main in gpg_agent-gpg-agent.o
       _main in gpg_agent-gpg-agent.o
 ld: symbol(s) not found
 collect2: ld returned 1 exit status
 make[2]: *** [gpg-agent] Error 1
 }}}

 Apparently, strndup() is only available on 10.7+, so a work around is
 necessary for 10.6 and earlier.

 See the [https://build.macports.org/builders/buildports-snowleopard-
 x86_64/builds/31308/steps/compile/logs/stdio/text full build log].

-- 
Ticket URL: <https://trac.macports.org/ticket/45869>
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