/*
   *  linux/lib/vsprintf.c
   *
   *  Copyright (C) 1991, 1992  Linus Torvalds
   */
  
  /* vsprintf.c -- Lars Wirzenius & Linus Torvalds. */
  /*
   * Wirzenius wrote this portably, Torvalds fucked it up :-)
   */
  
  #include <common.h>

  #include <hang.h>

  #if !defined(CONFIG_PANIC_HANG)
  #include <command.h>
  #endif
  
  static void panic_finish(void) __attribute__ ((noreturn));
  
  static void panic_finish(void)
  {
  	putc('
  ');
  #if defined(CONFIG_PANIC_HANG)
  	hang();
  #else
  	udelay(100000);	/* allow messages to go out */
  	do_reset(NULL, 0, 0, NULL);
  #endif
  	while (1)
  		;
  }
  
  void panic_str(const char *str)
  {
  	puts(str);
  	panic_finish();
  }
  
  void panic(const char *fmt, ...)
  {

  #if CONFIG_IS_ENABLED(PRINTF)

  	va_list args;
  	va_start(args, fmt);
  	vprintf(fmt, args);
  	va_end(args);

  #endif

  	panic_finish();
  }

  
  void __assert_fail(const char *assertion, const char *file, unsigned int line,
  		   const char *function)
  {
  	/* This will not return */
  	panic("%s:%u: %s: Assertion `%s' failed.", file, line, function,
  	      assertion);
  }