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att
GitHub Repository: att/ast
 Path: blob/master/src/cmd/tests/sfio/tputgetr.c
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/***********************************************************************

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*                                                                      *

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*               This software is part of the ast package               *

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*          Copyright (c) 1999-2011 AT&T Intellectual Property          *

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*                      and is licensed under the                       *

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*                 Eclipse Public License, Version 1.0                  *

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*                    by AT&T Intellectual Property                     *

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*                                                                      *

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*                A copy of the License is available at                 *

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*          http://www.eclipse.org/org/documents/epl-v10.html           *

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*         (with md5 checksum b35adb5213ca9657e911e9befb180842)         *

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*                                                                      *

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*              Information and Software Systems Research               *

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*                            AT&T Research                             *

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*                           Florham Park NJ                            *

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*                                                                      *

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*                 Glenn Fowler <[email protected]>                  *

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*                                                                      *

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***********************************************************************/

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#include	"sftest.h"

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/* to test handling of writing whole lines */

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static ssize_t writef(Sfio_t* f, const void* data, size_t n, Sfdisc_t* disc)

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{

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	char	*dt;

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	ssize_t	k;

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	for(dt = (char*)data + n-1; dt >= (char*)data; --dt)

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		if(*dt == '\n')

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			break;

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	if((k = (dt - (char*)data) + 1) == 0 )

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		tinfo("Processing a partial line, ok");

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	return k;

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}

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Sfdisc_t Disc = { 0, writef, 0, 0, 0 };

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tmain()

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{

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	char	buf[100];

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	Sfio_t	*fp;

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	int	i;

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	char	*s;

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	if(!(fp = sftmp(8)))

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		terror("Can't open temp file");

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	sfset(fp,SF_LINE,1);

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	for(i = 0; i < 1000; ++i)

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	{	sfsprintf(buf,sizeof(buf),"Number: %d",i);

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		if(sfputr(fp,buf,'\n') <= 0)

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			terror("Writing %s",buf);

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	}

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	sfseek(fp,(Sfoff_t)0,0);

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	for(i = 0; i < 1000; ++i)

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	{	sfsprintf(buf,sizeof(buf),"Number: %d",i);

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		if(!(s = sfgetr(fp,'\n',1)))

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			terror("Reading %s",buf);

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		if(strcmp(s,buf) != 0)

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			terror("Input=%s, Expect=%s",s,buf);

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	}

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	sfseek(fp,(Sfoff_t)0,0);

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	s = sfgetr(fp,'\0',1);

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	if(s)

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		terror("Expecting a null string");

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	s = sfgetr(fp,'\0',-1);

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	if(!s)

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		terror("Expecting a non-null string");

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	if(sfvalue(fp) != sfsize(fp))

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		terror("Wrong size");

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	sfclose(fp);

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	if(!(fp = sfnew(0, buf, 12, 1, SF_WRITE)) )

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		terror("Opening a test stream");

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	sfsetbuf(fp, buf, 12);

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	sfset(fp, SF_LINE, 0);

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	sfdisc(fp, &Disc);

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	if(sfputr(fp, "0123456789", '\n') != 11)

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		terror("Sfputr failed1");

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	if(sfputr(fp, "0", -1) != 1)

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		terror("Sfputr failed2");

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	if(sfputr(fp, "1", -1) != 1)

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		terror("Sfputr failed3");

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	texit(0);

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}

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