diff options
Diffstat (limited to 'sunrpc/bindrsvprt.c')
| -rw-r--r-- | sunrpc/bindrsvprt.c | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/sunrpc/bindrsvprt.c b/sunrpc/bindrsvprt.c index f646ffd..0acfd69 100644 --- a/sunrpc/bindrsvprt.c +++ b/sunrpc/bindrsvprt.c @@ -26,17 +26,14 @@ * 2550 Garcia Avenue * Mountain View, California 94043 */ -#if !defined(lint) && defined(SCCSIDS) -static char sccsid[] = "@(#)bindresvport.c 2.2 88/07/29 4.0 RPCSRC 1.8 88/02/08 SMI"; -#endif /* * Copyright (c) 1987 by Sun Microsystems, Inc. */ +#include <errno.h> #include <unistd.h> #include <string.h> #include <sys/types.h> -#include <sys/errno.h> #include <sys/socket.h> #include <netinet/in.h> @@ -49,9 +46,6 @@ bindresvport (int sd, struct sockaddr_in *sin) int res; static short port; struct sockaddr_in myaddr; -#ifndef errno - extern int errno; -#endif int i; #define STARTPORT 600 @@ -69,13 +63,15 @@ bindresvport (int sd, struct sockaddr_in *sin) __set_errno (EPFNOSUPPORT); return -1; } + if (port == 0) { port = (__getpid () % NPORTS) + STARTPORT; } res = -1; __set_errno (EADDRINUSE); - for (i = 0; i < NPORTS && res < 0 && errno == EADDRINUSE; i++) + + for (i = 0; i < NPORTS && res < 0 && errno == EADDRINUSE; ++i) { sin->sin_port = htons (port++); if (port > ENDPORT) @@ -84,5 +80,6 @@ bindresvport (int sd, struct sockaddr_in *sin) } res = bind (sd, sin, sizeof (struct sockaddr_in)); } + return res; } |