ret->p_len = 0;
#ifdef HAVE_MMAP
- if (len < MAX_MAP_SIZE)
- ret->map = (char *)mmap(NULL,len,PROT_READ,MAP_SHARED,fd,0);
+ if (len < MAX_MAP_SIZE) {
+ ret->map = (char *)mmap(NULL,len,PROT_READ,MAP_SHARED,fd,0);
+ if (ret->map == (char *)-1) {
+ ret->map = NULL;
+ }
+ }
#endif
return ret;
}
map->p_size = len;
}
- if (lseek(map->fd,offset,SEEK_SET) != offset ||
+ if (do_lseek(map->fd,offset,SEEK_SET) != offset ||
(nread=read(map->fd,map->p,len)) != len) {
fprintf(FERROR,"EOF in map_ptr! (offset=%d len=%d nread=%d errno=%d)\n",
(int)offset, len, nread, errno);