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Annotation of coherent/d/usr/bin/elvis/vars.c, revision 1.1.1.1

1.1       root        1: /* vars.c */
                      2: 
                      3: /* Author:
                      4:  *     Steve Kirkendall
                      5:  *     16820 SW Tallac Way
                      6:  *     Beaverton, OR 97006
                      7:  *     [email protected], or ...uunet!tektronix!psueea!jove!kirkenda
                      8:  */
                      9: 
                     10: 
                     11: /* This file contains variables which weren't happy anyplace else */
                     12: 
                     13: #include "config.h"
                     14: #include "vi.h"
                     15: 
                     16: /*------------------------------------------------------------------------*/
                     17: 
                     18: /* used to remember whether the file has been modified */
                     19: struct _viflags        viflags;
                     20: 
                     21: /* used to access the tmp file */
                     22: long           lnum[MAXBLKS];
                     23: long           nlines;
                     24: int            tmpfd = -1;
                     25: 
                     26: /* used to keep track of the current file & alternate file */
                     27: long           origtime;
                     28: char           origname[256];
                     29: char           prevorig[256];
                     30: long           prevline = 1;
                     31: 
                     32: /* used to track various places in the text */
                     33: MARK           mark[NMARKS];   /* marks 'a through 'z, plus mark '' */
                     34: MARK           cursor;         /* the cursor position within the file */
                     35: 
                     36: /* which mode of the editor we're in */
                     37: int            mode;           /* vi mode? ex mode? quitting? */
                     38: 
                     39: /* used to manage the args list */
                     40: char           args[BLKSIZE];  /* list of filenames to edit */
                     41: int            argno;          /* index of current file in args list */
                     42: int            nargs;          /* number of filenames in args[] */
                     43: 
                     44: /* dummy var, never explicitly referenced */
                     45: int            bavar;          /* used only in BeforeAfter macros */
                     46: 
                     47: /* have we made a multi-line change? */
                     48: int            mustredraw;     /* must we redraw the whole screen? */
                     49: 
                     50: /* used to detect changes that invalidate cached text/blocks */
                     51: long           changes;        /* incremented when file is changed */
                     52: int            significant;    /* boolean: was a *REAL* change made? */
                     53: 
                     54: /* used to support the pfetch() macro */
                     55: int            plen;           /* length of the line */
                     56: long           pline;          /* line number that len refers to */
                     57: long           pchgs;          /* "changes" level that len refers to */
                     58: char           *ptext;         /* text of previous line, if valid */
                     59: 
                     60: /* misc temporary storage - mostly for strings */
                     61: BLK            tmpblk;         /* a block used to accumulate changes */
                     62: 
                     63: /* screen oriented stuff */
                     64: long           topline;        /* file line number of top line */
                     65: int            leftcol;        /* column number of left col */
                     66: int            physcol;        /* physical column number that cursor is on */
                     67: int            physrow;        /* physical row number that cursor is on */
                     68: 
                     69: /* used to help minimize that "[Hit a key to continue]" message */
                     70: int            exwrote;        /* Boolean: was the last ex command wordy? */
                     71: 
                     72: /* This variable affects the behaviour of certain functions -- most importantly
                     73:  * the input function.
                     74:  */
                     75: int            doingdot;       /* boolean: are we doing the "." command? */
                     76: 
                     77: /* This variable affects the behaviour of the ":s" command, and it is also
                     78:  * used to detect & prohibit nesting of ":g" commands
                     79:  */
                     80: int            doingglobal;    /* boolean: are doing a ":g" command? */
                     81: /* These are used for reporting multi-line changes to the user */
                     82: long           rptlines;       /* number of lines affected by a command */
                     83: char           *rptlabel;      /* description of how lines were affected */
                     84: 
                     85: /* These store info that pertains to the shift-U command */
                     86: long   U_line;                 /* line# of the undoable line, or 0l for none */
                     87: char   U_text[BLKSIZE];        /* contents of the undoable line */
                     88: 
                     89: /* Bigger stack req'ed for TOS */
                     90: 
                     91: #if TOS
                     92: long   _stksize = 16384;
                     93: #endif

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