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Build system checks for presence of eventfd.h header

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Signed-off-by: Martin Sustrik <sustrik@250bpm.com>
This commit is contained in:
Martin Sustrik 2011-07-03 16:11:11 +02:00
parent 8fb9d3c6d0
commit 8d96036fcd
1 changed files with 10 additions and 0 deletions
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10
configure.in
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@ -247,6 +247,16 @@ stdlib.h string.h sys/socket.h sys/time.h unistd.h limits.h)
# Check if we have ifaddrs.h header file.
AC_CHECK_HEADERS(ifaddrs.h, [AC_DEFINE(ZMQ_HAVE_IFADDRS, 1, [Have ifaddrs.h header.])])
# Force not to use eventfd
AC_ARG_ENABLE([eventfd], [AS_HELP_STRING([--disable-eventfd], [disable eventfd [default=no]])],
[zmq_disable_eventfd=yes], [zmq_disable_eventfd=no])
if test "x$zmq_disable_eventfd" != "xyes"; then
# Check if we have eventfd.h header file.
AC_CHECK_HEADERS(sys/eventfd.h,
[AC_DEFINE(ZMQ_HAVE_EVENTFD, 1, [Have eventfd extension.])])
fi
# Use c++ in subsequent tests
AC_LANG_PUSH(C++)