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ping6: Honor file descriptor maximum

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This is basically the same as the patch for ping.

Update #4360
This commit is contained in:
Christian Mauderer 2021-02-25 11:29:56 +01:00
parent a7273c0704
commit 7afe0ba8f3
1 changed files with 11 additions and 0 deletions
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11
freebsd/sbin/ping6/ping6.c
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@ -115,6 +115,7 @@ __FBSDID("$FreeBSD$");
#include <getopt.h>
#include <machine/rtems-bsd-program.h>
#include <machine/rtems-bsd-commands.h>
#include <rtems/libio_.h>
#endif /* __rtems__ */
#include <sys/param.h>
#include <sys/capsicum.h>
@ -1198,7 +1199,13 @@ main(int argc, char *argv[])
struct timespec now, timeout;
struct msghdr m;
struct iovec iov[2];
#ifndef __rtems__
fd_set rfds;
#else /* __rtems__ */
fd_set big_enough_rfds[howmany(rtems_libio_number_iops,
sizeof(fd_set) * 8)];
#define rfds (*(fd_set *)(&big_enough_rfds[0]))
#endif /* __rtems__ */
int n;
/* signal handling */
@ -1211,7 +1218,11 @@ main(int argc, char *argv[])
continue;
}
#endif
#ifndef __rtems__
FD_ZERO(&rfds);
#else /* __rtems__ */
memset(big_enough_rfds, 0, sizeof(big_enough_rfds));
#endif /* __rtems__ */
FD_SET(srecv, &rfds);
clock_gettime(CLOCK_MONOTONIC, &now);
timespecadd(&last, &intvl, &timeout);