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/*
* SCCS: @(#)ynstr.c 1.2 (96/11/04)
*
* UniSoft Ltd., London, England
*
* (C) Copyright 1996 X/Open Company Limited
*
* All rights reserved. No part of this source code may be reproduced,
* stored in a retrieval system, or transmitted, in any form or by any
* means, electronic, mechanical, photocopying, recording or otherwise,
* except as stated in the end-user licence agreement, without the prior
* permission of the copyright owners.
* A copy of the end-user licence agreement is contained in the file
* Licence which accompanies this distribution.
*
* X/Open and the 'X' symbol are trademarks of X/Open Company Limited in
* the UK and other countries.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
/************************************************************************
SCCS: @(#)ynstr.c 1.2 96/11/04 TETware release 3.3
NAME: ynstr.c
PRODUCT: TETware
AUTHOR: Andrew Dingwall, UniSoft Ltd.
DATE CREATED: August 1996
DESCRIPTION:
functions associated with tcc's -y and -n command-line options
MODIFICATIONS:
Aaron Plattner, April 2010
Fixed warnings when compiled with GCC's -Wall option.
************************************************************************/
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#include <time.h>
#include "dtmac.h"
#include "error.h"
#include "ltoa.h"
#include "dtetlib.h"
#include "tcc.h"
/* the lists of -y and -n strings from the command line */
static char **ylcmd, **nlcmd;
static int Nylcmd, Nnlcmd;
/* the lists of -y and -n strings from the old journal file */
static char **ylojf, **nlojf;
static int Nylojf, Nnlojf;
/* static function declarations */
static void addstr PROTOLIST((char *, char ***, int *));
static char *findstr PROTOLIST((char *, char **, int));
static int instring PROTOLIST((char *, char *));
static void ynstr2 PROTOLIST((char *, char ***, int *));
/*
** yesstr() - store a -y argument from the tcc command line
*/
void yesstr(s, flag)
char *s;
int flag;
{
register char ***spp;
register int *nspp;
/* determine which list to use */
switch (flag) {
case YN_CMDLINE:
spp = &ylcmd;
nspp = &Nylcmd;
break;
case YN_OJFILE:
spp = &ylojf;
nspp = &Nylojf;
break;
default:
/* this "can't happen" */
fatal(0, "unexpected flag value:", tet_i2a(flag));
/* NOTREACHED */
}
ynstr2(s, spp, nspp);
}
/*
** nostr() - store a -n argument from the tcc command line
*/
void nostr(s, flag)
char *s;
{
register char ***spp;
register int *nspp;
/* determine which list to use */
switch (flag) {
case YN_CMDLINE:
spp = &nlcmd;
nspp = &Nnlcmd;
break;
case YN_OJFILE:
spp = &nlojf;
nspp = &Nnlojf;
break;
default:
/* this "can't happen" */
fatal(0, "unexpected flag value:", tet_i2a(flag));
/* NOTREACHED */
}
ynstr2(s, spp, nspp);
}
/*
** ynstr2() - common subroutine for yesstr() and nostr()
*/
static void ynstr2(s, spp, nspp)
char *s, ***spp;
int *nspp;
{
if (s && *s && findstr(s, *spp, *nspp) == (char *) 0)
addstr(s, spp, nspp);
}
/*
** okstr() - see if it OK to process this test case
**
** return 1 if it is or 0 if it isn't
*/
int okstr(s, flag)
char *s;
int flag;
{
register char **sp;
register char **yeslist, **nolist;
register int Nyeslist, Nnolist;
/* determine which lists to use */
switch (flag) {
case YN_CMDLINE:
yeslist = ylcmd;
Nyeslist = Nylcmd;
nolist = nlcmd;
Nnolist = Nnlcmd;
break;
case YN_OJFILE:
yeslist = ylojf;
Nyeslist = Nylojf;
nolist = nlojf;
Nnolist = Nnlojf;
break;
default:
/* this "can't happen" */
fatal(0, "unexpected flag value:", tet_i2a(flag));
/* NOTREACHED */
}
/*
** if no strings have been specified and the string contains one
** of the no strings, don't process the test case
*/
if (Nnolist) {
for (sp = nolist + Nnolist - 1; sp >= nolist; sp--)
if (instring(s, *sp))
break;
if (sp >= nolist)
return(0);
}
/*
** if yes strings have been specified, only process the
** test case if the string contains one of the yes strings
*/
if (Nyeslist) {
for (sp = yeslist + Nyeslist - 1; sp >= yeslist; sp--)
if (instring(s, *sp))
break;
return(sp >= yeslist ? 1 : 0);
}
/*
** here if -y was not specified, and either -n was not specified
** or string did not match any of the no strings
*/
return(1);
}
/*
** instring() - see if s2 appears anywhere within s1
**
** return 1 if it does or 0 if it doesn't
*/
static int instring(s1, s2)
char *s1, *s2;
{
register char *p1, *p2, *p3;
for (p1 = s1; *p1; p1++) {
for (p2 = s2, p3 = p1; *p2 && *p3; p2++, p3++)
if (*p2 != *p3)
break;
if (!*p2)
return(1);
}
return(0);
}
/*
** findstr() - find a string in a string list and return a
** pointer thereto
**
** return (char *) 0 if the string is not in the list
*/
static char *findstr(s, sp, nsp)
char *s;
register char **sp;
register int nsp;
{
while (--nsp >= 0)
if (!strcmp(s, *sp))
return(*sp);
else
sp++;
return((char *) 0);
}
/*
** addstr() - add a string to the end of a string list
*/
static void addstr(s, spp, nspp)
char *s, ***spp;
int *nspp;
{
int len = *nspp * sizeof **spp;
RBUFCHK((char **) spp, &len, (*nspp + 1) * (int) sizeof **spp);
*(*spp + (*nspp)++) = rstrstore(s);
}
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