Ick - will take a look. Thanks!

On Apr 17, 2013, at 2:22 PM, Orion Poplawski <or...@cora.nwra.com> wrote:

> Building 1.7.1 on Fedora I'm seeing:
> 
> checking for epoll support... checking for epoll_ctl... yes
> yes
> checking for working epoll library interface... no
> no
> checking for working epoll system call... no
> checking for epoll syscall support... no
> 
> Looking at config.log:
> 
> configure:13769: checking for working epoll library interface
> configure:13822: gcc -o conftest  -O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 
> -fexceptions -fstack-protector --param=ssp-buffer-size=4  -m64 -mtune=generic 
> -Wall -fno-strict-aliasing -I/builddir/build/BUILD/openmpi-1.7.1 
> -I/builddir/build/BUILD/openmpi-1.7.1 
> -I/builddir/build/BUILD/openmpi-1.7.1/opal/include    -Wl,-z,noexecstack 
> conftest.c -lnsl  -lutil -lm  -lhwloc  >&5
> conftest.c: In function 'main':
> conftest.c:137:5: warning: 'main' is normally a non-static function [-Wmain]
> int main(int argc, char **argv)
>     ^
> conftest.c: In function 'main':
> conftest.c:143:16: error: expected expression before '[' token
>     int fildes[[2]];
>                ^
> conftest.c:147:22: error: expected expression before '[' token
>     if (pipe(&fildes[[0]]) < 0)
>                      ^
> conftest.c:154:47: error: expected expression before '[' token
>     if (epoll_ctl(epfd, EPOLL_CTL_ADD, fildes[[1]], &epevin) == -1)
>                                               ^
> conftest.c:143:9: warning: unused variable 'fildes' [-Wunused-variable]
>     int fildes[[2]];
>         ^
> configure:13822: $? = 1
> 
> Which results in HAVE_EPOLL = 0kjj
> 
> Looks like an issue with m4 quoting.  Also, it looks like this has been 
> addressed (removed) in libevent 2.0.21.
> 
> 
> -- 
> Orion Poplawski
> Technical Manager                     303-415-9701 x222
> NWRA, Boulder/CoRA Office             FAX: 303-415-9702
> 3380 Mitchell Lane                       or...@nwra.com
> Boulder, CO 80301                   http://www.nwra.com
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