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Annotation of 43BSDReno/contrib/isode-beta/psap/pe_cmp.c, revision 1.1

1.1     ! root        1: /* pe_cmp.c - compare two presentation elements */
        !             2: 
        !             3: #ifndef        lint
        !             4: static char *rcsid = "$Header: /f/osi/psap/RCS/pe_cmp.c,v 7.0 89/11/23 22:13:01 mrose Rel $";
        !             5: #endif
        !             6: 
        !             7: /* 
        !             8:  * $Header: /f/osi/psap/RCS/pe_cmp.c,v 7.0 89/11/23 22:13:01 mrose Rel $
        !             9:  *
        !            10:  *
        !            11:  * $Log:       pe_cmp.c,v $
        !            12:  * Revision 7.0  89/11/23  22:13:01  mrose
        !            13:  * Release 6.0
        !            14:  * 
        !            15:  */
        !            16: 
        !            17: /*
        !            18:  *                               NOTICE
        !            19:  *
        !            20:  *    Acquisition, use, and distribution of this module and related
        !            21:  *    materials are subject to the restrictions of a license agreement.
        !            22:  *    Consult the Preface in the User's Manual for the full terms of
        !            23:  *    this agreement.
        !            24:  *
        !            25:  */
        !            26: 
        !            27: 
        !            28: /* LINTLIBRARY */
        !            29: 
        !            30: #include <stdio.h>
        !            31: #include "psap.h"
        !            32: 
        !            33: /*  */
        !            34: 
        !            35: int    pe_cmp (p, q)
        !            36: register PE    p,
        !            37:                q;
        !            38: {
        !            39:     register int    i;
        !            40: 
        !            41:     if (p == NULLPE)
        !            42:        return (q ? 1 : 0);
        !            43:     if (q == NULLPE
        !            44:            || p -> pe_class != q -> pe_class
        !            45:            || p -> pe_form != q -> pe_form
        !            46:            || p -> pe_id != q -> pe_id)
        !            47:        return 1;
        !            48: 
        !            49: /* XXX: perhaps compare pe_context ??? */
        !            50: 
        !            51:     switch (p -> pe_form) {
        !            52:        case PE_FORM_ICONS:
        !            53:            if (p -> pe_ilen != q -> pe_ilen)
        !            54:                return 1;
        !            55:            /* else fall */
        !            56:        case PE_FORM_PRIM: 
        !            57:            if (i = p -> pe_len) {
        !            58:                if (i != q -> pe_len || PEDcmp (p -> pe_prim, q -> pe_prim, i))
        !            59:                    return 1;
        !            60:            }
        !            61:            else
        !            62:                if (q -> pe_len)
        !            63:                    return 1;
        !            64:            return 0;
        !            65: 
        !            66:        case PE_FORM_CONS: 
        !            67:            for (p = p -> pe_cons, q = q -> pe_cons;
        !            68:                    p;
        !            69:                    p = p -> pe_next, q = q -> pe_next)
        !            70:                if (pe_cmp (p, q))
        !            71:                    return 1;
        !            72:            return (q ? 1 : 0);
        !            73: 
        !            74:        default:                /* XXX */
        !            75:            return 1;
        !            76:     }
        !            77: }

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