86 lines
2.8 KiB
C
86 lines
2.8 KiB
C
/* vars.c */
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/* Author:
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* Steve Kirkendall
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* 16820 SW Tallac Way
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* Beaverton, OR 97006
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* kirkenda@jove.cs.pdx.edu, or ...uunet!tektronix!psueea!jove!kirkenda
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*/
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/* This file contains variables which weren't happy anyplace else */
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#include "vi.h"
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/*------------------------------------------------------------------------*/
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/* used to remember whether the file has been modified */
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struct _viflags viflags;
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/* used to access the tmp file */
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long lnum[MAXBLKS];
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long nlines;
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int tmpfd = -1;
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/* used to keep track of the current file & alternate file */
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long origtime;
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char origname[256];
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char prevorig[256];
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long prevline = 1;
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/* used to track various places in the text */
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MARK mark[NMARKS]; /* marks 'a through 'z, plus mark '' */
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MARK cursor; /* the cursor position within the file */
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/* which mode of the editor we're in */
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enum _mode mode; /* vi mode? ex mode? quitting? */
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/* used to manage the args list */
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char args[BLKSIZE]; /* list of filenames to edit */
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int argno; /* index of current file in args list */
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int nargs; /* number of filenames in args[] */
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/* dummy var, never explicitly referenced */
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int bavar; /* used only in BeforeAfter macros */
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/* have we made a multi-line change? */
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int mustredraw; /* must we redraw the whole screen? */
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long redrawafter; /* line# of first line that must be redrawn */
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long redrawpre; /* line# of last line changed, before change */
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long redrawpost; /* line# of last line changed, after change */
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/* (redrawpost - redrawpre) = #lines added */
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/* used to detect changes that invalidate cached text/blocks */
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long changes; /* incremented when file is changed */
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/* used to support the pfetch() macro */
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int plen; /* length of the line */
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long pline; /* line number that len refers to */
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long pchgs; /* "changes" level that len refers to */
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char *ptext; /* text of previous line, if valid */
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/* misc temporary storage - mostly for strings */
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BLK tmpblk; /* a block used to accumulate changes */
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/* screen oriented stuff */
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long topline; /* file line number of top line */
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int leftcol; /* column number of left col */
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int physcol; /* physical column number that cursor is on */
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int physrow; /* physical row number that cursor is on */
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/* used to help minimize that "[Hit a key to continue]" message */
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int exwrote; /* Boolean: was the last ex command wordy? */
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/* This variable affects the behaviour of certain functions -- most importantly
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* the input function.
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*/
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int doingdot; /* boolean: are we doing the "." command? */
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/* These are used for reporting multi-line changes to the user */
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long rptlines; /* number of lines affected by a command */
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char *rptlabel; /* description of how lines were affected */
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/* These store info that pertains to the shift-U command */
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long U_line; /* line# of the undoable line, or 0L for none */
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char U_text[BLKSIZE];/* contents of the undoable line */
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