merged new xmlrpc-c revision 1472 from https://xmlrpc-c.svn.sourceforge.net/svnroot/xmlrpc-c/trunk

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@8545 d0543943-73ff-0310-b7d9-9358b9ac24b2

libs/xmlrpc-c/lib/libutil/select.c

@@ -0,0 +1,59 @@
+#define _XOPEN_SOURCE 600  /* Get pselect() in <sys/select.h> */
+
+#ifdef WIN32
+#include <winsock.h>
+#else
+/* In some systems (SUS), the select() interface comes from <sys/time.h>;
+   in others, from <sys/select.h>, and other from both.  Including both
+   in this order appears to work on all.
+*/
+#include <sys/time.h>
+#include <sys/select.h>
+#endif 
+#include <signal.h>
+
+#include "xmlrpc_config.h"
+
+#include "xmlrpc-c/select_int.h"
+
+
+/* xmlrpc_pselect() is just for use with sockets.  In a POSIX system,
+   it technically works for any file descriptor, but in Windows, select()
+   is part of the socket facility.
+*/
+
+int
+xmlrpc_pselect(int                     const n,
+               fd_set *                const readfdsP,
+               fd_set *                const writefdsP,
+               fd_set *                const exceptfdsP,
+               const xmlrpc_timespec * const timeoutP,
+               sigset_t *              const sigmaskP) {
+
+    int retval;
+
+#if HAVE_PSELECT
+#if !HAVE_TIMESPEC
+  #error "Impossible configuration -- has pselect(), but not struct timespec"
+#else
+    retval = pselect(n, readfdsP, writefdsP, exceptfdsP, timeoutP, sigmaskP);
+#endif
+#else /* HAVE_PSELECT */
+    struct timeval timeout;
+    
+    timeout.tv_sec  = timeoutP->tv_sec;
+    timeout.tv_usec = timeoutP->tv_nsec/1000;
+#ifdef WIN32
+    retval = select(n, readfdsP, writefdsP, exceptfdsP, &timeout);
+#else
+    {
+       sigset_t origmask;
+       sigprocmask(SIG_SETMASK, sigmaskP, &origmask);
+       retval = select(n, readfdsP, writefdsP, exceptfdsP, &timeout);
+       sigprocmask(SIG_SETMASK, &origmask, NULL);
+    }
+#endif
+#endif
+
+    return retval;
+}