tmesg.h

su 的源代码库

/* Copyright (c) Colorado School of Mines, 2006.*/
/* All rights reserved.                       */

#if __STD_C
void t_error(char* form, ...)
#else
void t_error(va_alist)
va_dcl
#endif
{
	char	*s, buf[1024];
	int	n;
	va_list	args;
#if __STD_C
	va_start(args,form);
#else
	char*	form;
	va_start(args);
	form = va_arg(args,char*);
#endif

	s = buf; memset(buf, 0, sizeof(buf));
#ifdef __LINE__
	sprintf(s,"Line=%d: ", Sftline);
	s += strlen(s);
#endif
	vsprintf(s,form,args);
	va_end(args);

	if((n = strlen(buf)) > 0)
	{
#if _PACKAGE_ast
		if(buf[n-1] == '\n')
			buf[n-1] = ' ';
#else
		if(buf[n-1] != '\n')
		{	buf[n] = '\n';
			n += 1;
		}
#endif
		write(2,buf,n);
	}

	sftcleanup();
	exit(1);
}