Subversion Repositories openrisc

extern void abort (void);

typedef __SIZE_TYPE__ size_t;

extern size_t strlen(const char *);

extern char *strchr(const char *, int);

extern int strcmp(const char *, const char *);

extern int strncmp(const char *, const char *, size_t);

extern int inside_main;

extern const char *p;

char *

my_strstr (const char *s1, const char *s2)

{

  const size_t len = strlen (s2);

#ifdef __OPTIMIZE__

  /* If optimizing, we should be called only in the strstr (foo + 2, p)

     case.  All other cases should be optimized.  */

  if (inside_main)

    if (s2 != p || strcmp (s1, "hello world" + 2) != 0)

      abort ();

#endif

  if (len == 0)

    return (char *) s1;

  for (s1 = strchr (s1, *s2); s1; s1 = strchr (s1 + 1, *s2))

    if (strncmp (s1, s2, len) == 0)

      return (char *) s1;

  return (char *) 0;

}

char *

strstr (const char *s1, const char *s2)

{

  if (inside_main)

    abort ();

  return my_strstr (s1, s2);

}