Completed sys/select.h, renamed the howmany() macro to _howmany() - now

also contains the pselect() prototype.
Added new header file sys/time.h.


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@1736 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/posix/sys/select.h

@@ -4,7 +4,9 @@
 ** Distributed under the terms of the OpenBeOS License.
 */
 
+
 #include <sys/time.h>
+#include <signal.h>
 
 
 /* If FD_SET is already defined, only the select() prototype is
@@ -19,24 +21,16 @@
 #	define FD_SETSIZE 1024
 #endif
 
-/* Compatibily only: use FD_SETSIZE instead */
-#ifndef FDSETSIZE
-#	define FDSETSIZE FD_SETSIZE
-#endif
-
-/* compatibility with BSD */
-#define NBBY	8	/* number of bits in a byte */
-
 typedef unsigned long fd_mask;
 
-#ifndef howmany
-#	define howmany(x, y) (((x) + ((y) - 1)) / (y))
+#ifndef _howmany
+#	define _howmany(x, y) (((x) + ((y) - 1)) / (y))
 #endif
 
-#define NFDBITS (sizeof(fd_mask) * NBBY)
+#define NFDBITS (sizeof(fd_mask) * 8)	/* bits per mask */
 
 typedef struct fd_set {
-	fd_mask bits[howmany(FD_SETSIZE, NFDBITS)];
+	fd_mask bits[_howmany(FD_SETSIZE, NFDBITS)];
 } fd_set;
 
 #define _FD_BITSINDEX(fd) ((fd) / NFDBITS)
@@ -49,11 +43,17 @@ typedef struct fd_set {
 
 #endif	/* FD_SET */
 
-extern
 #ifdef __cplusplus
-"C"
+extern "C" {
+#endif
+
+extern int pselect(int nbits, struct fd_set *rbits, struct fd_set *wbits, struct fd_set *ebits,
+			const struct timespec *timeout, const sigset_t *sigMask);
+extern int select(int nbits, struct fd_set *rbits, struct fd_set *wbits, 
+			struct fd_set *ebits, struct timeval *timeout);
+
+#ifdef __cplusplus
+}
 #endif
-int select(int nbits, struct fd_set *rbits, struct fd_set *wbits, 
-		struct fd_set *ebits, struct timeval *timeout);
 
 #endif	/* _SYS_SELECT_H */