size_t offset = QEMU_ALIGN_UP((uintptr_t)ptr, align) - (uintptr_t)ptr;
if (ptr == MAP_FAILED) {
- fprintf(stderr, "Failed to allocate %zu B: %s\n",
- size, strerror(errno));
- abort();
+ return NULL;
}
ptr += offset;
fcntl(fd, F_SETFL, f | O_NONBLOCK);
}
+int socket_set_fast_reuse(int fd)
+{
+ int val = 1, ret;
+
+ ret = setsockopt(fd, SOL_SOCKET, SO_REUSEADDR,
+ (const char *)&val, sizeof(val));
+
+ assert(ret == 0);
+
+ return ret;
+}
+
void qemu_set_cloexec(int fd)
{
int f;