1  /* This is a replacement of needed parts from <stdlib.h> and <string.h>
       2     for -foptimize-strlen testing, to ensure we are testing the builtins
       3     rather than whatever the OS has in its headers.  */
       4  
       5  #define NULL ((void *) 0)
       6  typedef __SIZE_TYPE__ size_t;
       7  extern void abort (void);
       8  void *calloc (size_t, size_t);
       9  void *malloc (size_t);
      10  void free (void *);
      11  char *strdup (const char *);
      12  size_t strlen (const char *);
      13  size_t strnlen (const char *, size_t);
      14  void *memcpy (void *__restrict, const void *__restrict, size_t);
      15  void *memmove (void *, const void *, size_t);
      16  char *strcpy (char *__restrict, const char *__restrict);
      17  char *strcat (char *__restrict, const char *__restrict);
      18  char *strchr (const char *, int);
      19  int strcmp (const char *, const char *);
      20  int strncmp (const char *, const char *, size_t);
      21  void *memset (void *, int, size_t);
      22  int memcmp (const void *, const void *, size_t);
      23  int strcmp (const char *, const char *);
      24  #ifdef USE_GNU
      25  void *mempcpy (void *__restrict, const void *__restrict, size_t);
      26  char *stpcpy (char *__restrict, const char *__restrict);
      27  #endif
      28  
      29  int sprintf (char * __restrict, const char *__restrict, ...);
      30  int snprintf (char * __restrict, size_t, const char *__restrict, ...);
      31  
      32  #if defined(FORTIFY_SOURCE) && FORTIFY_SOURCE > 0 && __OPTIMIZE__
      33  # define bos(ptr) __builtin_object_size (ptr, FORTIFY_SOURCE > 0)
      34  # define bos0(ptr) __builtin_object_size (ptr, 0)
      35  
      36  extern inline __attribute__((gnu_inline, always_inline, artificial)) void *
      37  memcpy (void *__restrict dest, const void *__restrict src, size_t len)
      38  {
      39    return __builtin___memcpy_chk (dest, src, len, bos0 (dest));
      40  }
      41  
      42  extern inline __attribute__((gnu_inline, always_inline, artificial)) void *
      43  memmove (void *dest, const void *src, size_t len)
      44  {
      45    return __builtin___memmove_chk (dest, src, len, bos0 (dest));
      46  }
      47  
      48  extern inline __attribute__((gnu_inline, always_inline, artificial)) char *
      49  strcpy (char *__restrict dest, const char *__restrict src)
      50  {
      51    return __builtin___strcpy_chk (dest, src, bos (dest));
      52  }
      53  
      54  extern inline __attribute__((gnu_inline, always_inline, artificial)) char *
      55  strcat (char *__restrict dest, const char *__restrict src)
      56  {
      57    return __builtin___strcat_chk (dest, src, bos (dest));
      58  }
      59  
      60  # ifdef USE_GNU
      61  extern inline __attribute__((gnu_inline, always_inline, artificial)) void *
      62  mempcpy (void *__restrict dest, const void *__restrict src, size_t len)
      63  {
      64    return __builtin___mempcpy_chk (dest, src, len, bos0 (dest));
      65  }
      66  
      67  extern inline __attribute__((gnu_inline, always_inline, artificial)) char *
      68  stpcpy (char *__restrict dest, const char *__restrict src)
      69  {
      70    return __builtin___stpcpy_chk (dest, src, bos (dest));
      71  }
      72  # endif
      73  #endif