code: drawterm

ref: 347c54dbd3495d7414c6149c828d276efd232f7d
dir: /libc/sysfatal.c/

View raw version 
#include <u.h>
#include <libc.h>

static void
_sysfatalimpl(char *fmt, va_list arg)
{
	char buf[1024];

	vseprint(buf, buf+sizeof(buf), fmt, arg);
	if(argv0)
		fprint(2, "%s: %s\n", argv0, buf);
	else
		fprint(2, "%s\n", buf);
#undef write
write(2, buf, strlen(buf));
write(2, "\n", 1);
	panic("sysfatal");
}

void (*_sysfatal)(char *fmt, va_list arg) = _sysfatalimpl;

void
sysfatal(char *fmt, ...)
{
	va_list arg;

	va_start(arg, fmt);
	(*_sysfatal)(fmt, arg);
	va_end(arg);
}