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only link rt if necessary

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john30
2015-11-07 12:09:55 +01:00
parent 0045d1cec4
commit 666964d76a
2 changed files with 4 additions and 2 deletions
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configure.ac
+3 -1
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@@ -23,7 +23,9 @@ AC_CHECK_HEADERS([arpa/inet.h \
AC_CHECK_LIB([pthread], [pthread_setname_np],
AC_DEFINE([HAVE_PTHREAD_SETNAME_NP], [1], [Define to 1 if pthread has pthread_setname_np.]),
AC_MSG_RESULT([Could not find pthread_setname_np in pthread.]))
RT_LIB=
AC_CHECK_LIB([rt], [clock_gettime], [RT_LIB="-lrt"])
AC_SUBST(RT_LIB)
AC_CHECK_FUNC([pselect], [AC_DEFINE(HAVE_PSELECT, [1], [Define to 1 if pselect() is available.])])
AC_CHECK_FUNC([ppoll], [AC_DEFINE(HAVE_PPOLL, [1], [Define to 1 if ppoll() is available.])])
AC_CHECK_FUNC([argp_parse], [have_argp=yes], AC_CHECK_LIB([argp], [argp_parse], [have_argp=yes; LIBS="-largp $LIBS"], [have_argp=no]))