Fix checking whether kqueue is available.

It seems like the newer OS X versions don't put headers into the
system include directories. Switch to using a test file instead.

diff --git a/configure b/configure
index 76ef8ce361270b8708df180c131bbc072ba2a379..bdbcf6afe8c41df8648a7456cadd0c78580df866 100755 (executable)
--- a/configure
+++ b/configure
@@ -382,22 +382,8 @@ print "yes\n" if $config{HAS_STRLCPY} eq "true";
 print "no\n" if $config{HAS_STRLCPY} eq "false";
 
 printf "Checking if kqueue exists... ";
-$has_kqueue = 0;
-$fail = 0;
-open(KQUEUE, "</usr/include/sys/event.h") or $fail = 1;
-if (!$fail) {
-       while (defined(my $line = <KQUEUE>)) {
-               chomp($line);
-               # try and find the delcaration of:
-               # int kqueue(void);
-               if ($line =~ /int(\0x9|\s)+kqueue/) {
-                       $has_kqueue = 1;
-               }
-       }
-       close(KQUEUE);
-}
-print "yes\n" if $has_kqueue == 1;
-print "no\n" if $has_kqueue == 0;
+$has_kqueue = test_compile('kqueue');
+print $has_kqueue ? "yes\n" : "no\n";
 
 printf "Checking for epoll support... ";
 $has_epoll = test_compile('epoll');

diff --git a/make/check_kqueue.cpp b/make/check_kqueue.cpp
new file mode 100644 (file)
index 0000000..6034253
--- /dev/null
+++ b/make/check_kqueue.cpp
@@ -0,0 +1,26 @@
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
+ *
+ *   Copyright (C) 2015 Peter Powell <petpow@saberuk.com>
+ *
+ * This file is part of InspIRCd.  InspIRCd is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public
+ * License as published by the Free Software Foundation, version 2.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include <sys/types.h>
+#include <sys/event.h>
+
+int main() {
+       int fd = kqueue();
+       return (fd < 0);
+}