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