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United Public Domain Gold 4
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United Public Domain Gold 4.iso
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fredfish
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ff.0014.dms
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ff.0014.adf
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termcap
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tgetflag.c
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C/C++ Source or Header
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1990-04-10
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2KB
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87 lines
/************************************************************************
* *
* Copyright (c) 1982, Fred Fish *
* All Rights Reserved *
* *
* This software and/or documentation is released for public *
* distribution for personal, non-commercial use only. *
* Limited rights to use, modify, and redistribute are hereby *
* granted for non-commercial purposes, provided that all *
* copyright notices remain intact and all changes are clearly *
* documented. The author makes no warranty of any kind with *
* respect to this product and explicitly disclaims any implied *
* warranties of merchantability or fitness for any particular *
* purpose. *
* *
************************************************************************
*/
/*
* LIBRARY FUNCTION
*
* tgetflag extract boolean termcap capability
*
* KEY WORDS
*
* termcap
*
* SYNOPSIS
*
* tgetflag(id)
* char *id;
*
* DESCRIPTION
*
* Returns TRUE if specified id is present in terminal
* entry, FALSE otherwise.
*
*/
#include <stdio.h>
#define TRUE 1
#define FALSE 0
extern char *_tcpbuf; /* Termcap entry buffer pointer */
/*
* PSEUDO CODE
*
* Begin tgetflag
* Initialize pointer to the termcap entry buffer.
* While there is a field to process
* Skip over the field separator character.
* If this is the entry we want then
* If entry is identifier only then
* Return TRUE
* Else
* Return FALSE
* End if
* End if
* End while
* Return FALSE as default.
* End tgetflag
*
*/
tgetflag(id)
char *id;
{
char *bp;
extern char *index();
bp = _tcpbuf;
while ((bp = index(bp,':')) != NULL) {
bp++;
if (*bp++ == id[0] && *bp != NULL && *bp++ == id[1]) {
if (*bp == NULL || *bp++ == ':') {
return(TRUE);
} else {
return(FALSE);
}
}
}
return(FALSE);
}