renamed capwap directory to cw.

FossilOrigin-Name: 8a43dd9d05a4cb73210243ddd8df2a26f16c7ef2c4d4e36ab446de1f65d88223

src/cw/sock_mwait.c

@@ -0,0 +1,46 @@
+/*
+    This file is part of libcapwap.
+
+    libcapwap 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, either version 3 of the License, or
+    (at your option) any later version.
+
+    libcapwap 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 Foobar.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+#include <sys/select.h>
+#include <stdlib.h>
+#include <errno.h>
+
+#include "sock.h"
+
+int sock_mwait(int * socklist, int socklistlen,fd_set * fset)
+{
+	int i;
+
+	FD_ZERO(fset);
+
+	int max = 0;
+	for (i=0; i<socklistlen; i++){
+		if (socklist[i]<=0)
+			continue;
+		FD_SET(socklist[i],fset);
+		if (socklist[i]>max)
+			max=socklist[i];
+	}
+
+	int n;
+        while((n=select(max+1, fset, NULL, NULL, NULL)) < 0) {
+		if (errno != EINTR) 
+			return n;
+        }
+	return n;
+}
+