+int send_response(int fd, const char* response)
+{
+ if(!response)
+ return -1;
+
+ int len = strlen(response);
+ int offset = 0;
+ int ret;
+ for(;;) {
+ ret = write(fd, &response[offset], strlen(response));
+ if(ret < 0) {
+ if(errno != EINTR)
+ return ret;
+
+ ret = 0;
+ }
+
+ offset += ret;
+ if(offset+1 >= len)
+ break;
+ }
+ do {
+ ret = write(fd, "\n", 1);
+ } while(!ret || (ret == -1 && errno == EINTR));
+
+ if(ret > 0)
+ return 0;
+
+ return ret;
+}
+