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among-sus
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Improve socket error handling

This commit is contained in:
Eyal Sawady 2020-12-09 12:39:59 -05:00
parent 6693c97749
commit c3f2d9d552
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GPG Key ID: 604D3459E53A9952
1 changed files with 10 additions and 4 deletions
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14
main.c
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@ -1443,19 +1443,25 @@ main(int argc, char *argv[])
}
srand((unsigned)time(NULL));
listen_fd = socket(AF_INET, SOCK_STREAM, 0);
listen6_fd = socket(AF_INET6, SOCK_STREAM, 0);
if ((listen_fd = socket(AF_INET, SOCK_STREAM, 0)) == -1) {
perror("IPv4 socket");
exit(EXIT_FAILURE);
}
if ((listen6_fd = socket(AF_INET6, SOCK_STREAM, 0)) == -1) {
perror("IPv6 socket");
exit(EXIT_FAILURE);
}
i = 1;
if (setsockopt(listen_fd, SOL_SOCKET, SO_REUSEADDR,
&i, sizeof(i))) {
perror("setsockopt");
perror("IPv4 setsockopt");
exit(EXIT_FAILURE);
}
if (setsockopt(listen6_fd, SOL_SOCKET, SO_REUSEADDR,
&i, sizeof(i))) {
perror("setsockopt");
perror("IPv6 setsockopt");
exit(EXIT_FAILURE);
}