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Annotation of 43BSD/contrib/B/src/bed/cell.h, revision 1.1.1.1

1.1       root        1: /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1984. */
                      2: /* $Header: cell.h,v 2.0 84/06/18 15:46:34 guido Exp $ */
                      3: 
                      4: /*
                      5:  * B editor -- Definitions for linked lists of screen lines, baptized `cells'.
                      6:  * (This is NOT an abstract data type!)
                      7:  */
                      8: 
                      9: struct cell {
                     10:        struct cell *c_link;
                     11:        node c_data;
                     12:        short c_onscreen;
                     13:        short c_oldindent;
                     14:        short c_newindent;
                     15:        short c_length;
                     16:        char c_oldvhole;
                     17:        char c_newvhole; /* Yes if this line contains a `vhole' */
                     18:        char c_oldfocus;
                     19:        char c_newfocus; /* Yes if this line contains underlining */
                     20: };
                     21: 
                     22: typedef struct cell cell;
                     23: 
                     24: #define Cnil ((cell*) NULL)
                     25: 
                     26: #define Nowhere (-9999)
                     27: 
                     28: #define SpaceRound(x) ((indent + (x) + llength - 1) / llength)
                     29: #define Space(p) \
                     30:        SpaceRound((p)->c_length + (p)->c_newindent + (p)->c_newvhole)
                     31: #define Oldspace(p) \
                     32:        SpaceRound((p)->c_length + (p)->c_newindent + (p)->c_newvhole)
                     33: 
                     34: cell *replist();
                     35: cell *build();
                     36: 
                     37: extern int llength;
                     38: extern int winheight;
                     39: extern int indent;

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