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ensure that sendmsg and recvmsg don't get interrupted

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This commit is contained in:
Nikos Mavrogiannopoulos
2015-03-15 11:25:09 +01:00
parent 872f39f777
commit 419ac8ecff
1 changed files with 6 additions and 2 deletions
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src/common.c
+6 -2
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@@ -314,7 +314,9 @@ int send_socket_msg(void *pool, int fd, uint8_t cmd,
memcpy(CMSG_DATA(cmptr), &socketfd, sizeof(int));
}
ret = sendmsg(fd, &hdr, 0);
do {
ret = sendmsg(fd, &hdr, 0);
} while(ret == -1 && errno == EINTR);
if (ret < 0) {
int e = errno;
syslog(LOG_ERR, "%s:%u: %s", __FILE__, __LINE__, strerror(e));
@@ -465,7 +467,9 @@ struct msghdr mh = {
.msg_controllen = sizeof(cmbuf),
};
ret = recvmsg(sockfd, &mh, 0);
do {
ret = recvmsg(sockfd, &mh, 0);
} while (ret == -1 && errno == EINTR);
if (ret < 0) {
return -1;
}