#include "plugin.h"
#include "utils_cache.h"
-#ifdef HAVE_MATH_H
-#include <math.h>
-#endif
-
/* for getaddrinfo */
#include <netdb.h>
#include <sys/types.h>
ptr = (const char *)buf;
nleft = count;
- if (fd < 0)
- return (-1);
+ if (fd < 0) {
+ errno = EINVAL;
+ return errno;
+ }
/* checking for closed peer connection */
pfd.fd = fd;
if (poll(&pfd, 1, 0) > 0) {
char buffer[32];
if (recv(fd, buffer, sizeof(buffer), MSG_PEEK | MSG_DONTWAIT) == 0) {
- // if recv returns zero (even though poll() said there is data to be
- // read),
- // that means the connection has been closed
- return -1;
+ /* if recv returns zero (even though poll() said there is data to be
+ * read), that means the connection has been closed */
+ return errno ? errno : -1;
}
}
continue;
if (status < 0)
- return (status);
+ return errno ? errno : status;
nleft = nleft - ((size_t)status);
ptr = ptr + ((size_t)status);