source: trunk/libs/newlib/src/libgloss/xc16x/sbrk.c @ 509

Last change on this file since 509 was 444, checked in by satin@…, 7 years ago

add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc

File size: 748 bytes
Line 
1/*
2 * Copyright (C) 2006 KPIT Cummins
3 * Copyright (C) 2009 Conny Marco Menebröcker
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms is permitted
7 * provided that the above copyright notice and following paragraph are
8 * duplicated in all such forms.
9 *
10 * This file is distributed WITHOUT ANY WARRANTY; without even the implied
11 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
12 */
13
14#include <_ansi.h>
15#include <sys/types.h>
16#include <sys/stat.h>
17
18 char *stack_ptr ;
19
20caddr_t
21  _sbrk(incr)
22     int incr;
23{
24  extern char end;              /* Defined by the linker */
25  static char *heap_end=&end;
26  char *prev_heap_end;
27
28
29
30  prev_heap_end = heap_end;
31
32
33  heap_end += incr;
34  return (caddr_t)prev_heap_end;
35}
36
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