/* confdata.c and expr.c */
static inline void xfwrite(const void *str, size_t len, size_t count, FILE *out)
{
- if (fwrite(str, len, count, out) < count)
- fprintf(stderr, "\nError in writing or end of file.\n");
+ assert(len != 0);
+
+ if (fwrite(str, len, count, out) != count)
+ fprintf(stderr, "Error in writing or end of file.\n");
}
/* menu.c */