tn3270/tn3270/api/astosc.c

/*
 * Copyright (c) 1988 Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that the above copyright notice and this paragraph are
 * duplicated in all such forms and that any documentation,
 * advertising materials, and other materials related to such
 * distribution and use acknowledge that the software was developed
 * by the University of California, Berkeley.  The name of the
 * University may not be used to endorse or promote products derived
 * from this software without specific prior written permission.
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 */

#ifndef lint
static char sccsid[] = "@(#)astosc.c    4.1 (Berkeley) 12/4/88";
#endif /* not lint */

#include <ctype.h>

#include "../general/general.h"

#include "../ctlr/function.h"

#include "astosc.h"

struct astosc astosc[256] = {
#include "astosc.out"
};

/* compare two strings, ignoring case */

static
ustrcmp(string1, string2)
register char *string1;
register char *string2;
{
    register int c1, c2;

    while ((c1 = (unsigned char) *string1++) != 0) {
        if (isupper(c1)) {
            c1 = tolower(c1);
        }
        if (isupper(c2 = (unsigned char) *string2++)) {
            c2 = tolower(c2);
        }
        if (c1 < c2) {
            return(-1);
        } else if (c1 > c2) {
            return(1);
        }
    }
    if (*string2) {
        return(-1);
    } else {
        return(0);
    }
}


/*
 * This routine takes a string and returns an integer.  It may return
 * -1 if there is no other integer which corresponds to the
 * string.  -1 implies an error.
 */

int
ascii_to_index(string)
register char *string;
{
    register struct astosc *this;

    for (this = astosc; this <= &astosc[highestof(astosc)]; this++) {
        if ((this->name != 0) && (ustrcmp(this->name, string) == 0)) {
            return this-astosc;
        }
    }
    return -1;
}