tfmt.c

来自「su 的源代码库」· C语言 代码 · 共 44 行

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

#include	"sftest.h"

static char	*Mystr = "abc";
#if __STD_C
int myprint(Sfio_t* f, Void_t* v, Sffmt_t* fe)
#else
int myprint(f, v, fe)
Sfio_t*		f;
Void_t*		v;
Sffmt_t*	fe;
#endif
{
	switch(fe->fmt)
	{
	case 's' :
		*((char**)v) = Mystr;
		fe->flags |= SFFMT_VALUE;
		return 0;
	}

	return 0;
}

MAIN()
{
	char	buf1[1024], buf2[1024];
	Sffmt_t	fe;

	memset(&fe, 0, sizeof(Sffmt_t));
	fe.version = SFIO_VERSION;
	fe.form = "%1$s";
	fe.extf = myprint;

	sfsprintf(buf1,sizeof(buf1),"%s",Mystr);
	sfsprintf(buf2,sizeof(buf2),"%!", &fe);
	if(strcmp(buf1,buf2) != 0)
		terror("Failed testing $position\n");

	return 0;
}