call_arg_fatal ("pipe", _("interprocess channel"));
}
-/* Return an unambiguous printable representation, allocated in slot N,
- for NAME, suitable for diagnostics. */
-char const *
-quote_n (int n, char const *name)
+/* Return PTR, aligned upward to the next multiple of ALIGNMENT.
+ ALIGNMENT must be nonzero. The caller must arrange for ((char *)
+ PTR) through ((char *) PTR + ALIGNMENT - 1) to be addressable
+ locations. */
+
+static inline void *
+ptr_align (void *ptr, size_t alignment)
{
- return quotearg_n_style (n, locale_quoting_style, name);
+ char *p0 = ptr;
+ char *p1 = p0 + alignment - 1;
+ return p1 - (size_t) p1 % alignment;
}
-/* Return an unambiguous printable representation of NAME, suitable
- for diagnostics. */
-char const *
-quote (char const *name)
+/* Return the address of a page-aligned buffer of at least SIZE bytes.
+ The caller should free *PTR when done with the buffer. */
+
+void *
+page_aligned_alloc (void **ptr, size_t size)
{
- return quote_n (0, name);
+ size_t alignment = getpagesize ();
+ size_t size1 = size + alignment;
+ if (size1 < size)
+ xalloc_die ();
+ *ptr = xmalloc (size1);
+ return ptr_align (*ptr, alignment);
}