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Epoll is default for cross-compile. For regular-compile, test kernel (run) support.

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m 2012-01-27 15:24:47 -08:00
parent c71375ea72
commit 1e5a48f521
1 changed files with 18 additions and 3 deletions
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21
acinclude.m4
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@ -625,8 +625,9 @@ kqueue();
}]) }])
dnl ################################################################################ dnl ################################################################################
dnl # LIBZMQ_CHECK_POLLER_EPOLL([action-if-found], [action-if-not-found]) # dnl # LIBZMQ_CHECK_POLLER_EPOLL_RUN([action-if-found], [action-if-not-found]) #
dnl # Checks epoll polling system # dnl # Checks epoll polling system can actually run #
dnl # For cross-compile, only requires that epoll can link #
dnl ################################################################################ dnl ################################################################################
AC_DEFUN([LIBZMQ_CHECK_POLLER_EPOLL], [{ AC_DEFUN([LIBZMQ_CHECK_POLLER_EPOLL], [{
AC_RUN_IFELSE( AC_RUN_IFELSE(
@ -643,7 +644,21 @@ return(r < 0);
)], )],
[libzmq_cv_have_poller_epoll="yes" ; $1], [libzmq_cv_have_poller_epoll="yes" ; $1],
[libzmq_cv_have_poller_epoll="no" ; $2], [libzmq_cv_have_poller_epoll="no" ; $2],
[libzmq_cv_have_poller_epoll="no" ; $2]) [
AC_LINK_IFELSE(
[AC_LANG_PROGRAM(
[
#include <sys/epoll.h>
],
[[
struct epoll_event t_ev;
epoll_create(10);
]]
)],
[libzmq_cv_have_poller_epoll="yes" ; $1],
[libzmq_cv_have_poller_epoll="no" ; $2])
])
}]) }])
dnl ################################################################################ dnl ################################################################################