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Review buffer list related functions.
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parent
9669fea1ce
commit
3e2d73394a
106
buffer.c
106
buffer.c
@ -36,9 +36,6 @@ const char *modename[] = { /* name of modes */
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int gmode = 0 ; /* global editor mode */
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static const char modecode[] = "WCEVOMAUD" ; /* letters to represent modes */
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static int makelist( int iflag) ;
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static int addline( char *text) ;
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static void l_to_a( char *buf, int width, long num) ;
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@ -322,51 +319,53 @@ int listbuffers(int f, int n)
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*/
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#define FNAMSTART (3 + 1 + NUMMODES + 10 + 1 + (sizeof( bname_t) - 1) + 1)
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static void do_layout( char *line, int mode) {
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int i ;
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/* build line to report global mode settings */
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strcpy( line, " WCEVOMAUD Global Modes") ;
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/* output the mode codes */
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for( i = 0 ; i < NUMMODES ; i++)
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if( 0 == (mode & (1 << i)))
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line[ 4 + i] = '.' ;
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}
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static int makelist( int iflag)
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{
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char *cp1;
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char *cp2;
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int c;
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struct buffer *bp;
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struct line *lp;
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int s;
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int i;
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long nbytes; /* # of bytes in current buffer */
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long nlines ; /* # of lines in current buffer */
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char line[ FNAMSTART + sizeof( fname_t)] ;
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blistp->b_flag &= ~BFCHG; /* Don't complain! */
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blistp->b_flag &= ~BFCHG; /* Don't complain! Mute bclear() */
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if ((s = bclear(blistp)) != TRUE) /* Blow old text away */
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return s;
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blistp->b_fname[ 0] = 0 ;
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blistp->b_fname[ 0] = 0 ; /* in case of user override */
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if( addline("ACT MODES Size Buffer File") == FALSE
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|| addline("‾‾‾ ‾‾‾‾‾ ‾‾‾‾ ‾‾‾‾‾‾ ‾‾‾‾") == FALSE)
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return FALSE;
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/* build line to report global mode settings */
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strcpy( line, " ") ;
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cp1 = &line[ 4] ;
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/* report global mode settings */
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do_layout( line, gmode) ;
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if( addline( line) == FALSE)
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return FALSE ;
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/* output the mode codes */
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for (i = 0; i < NUMMODES; i++)
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if (gmode & (1 << i))
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*cp1++ = modecode[i];
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else
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*cp1++ = '.';
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strcpy(cp1, " Global Modes");
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if (addline(line) == FALSE)
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return FALSE;
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/* output the list of buffers */
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/* output the list of buffers */
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for( bp = bheadp ; bp != NULL ; bp = bp->b_bufp) { /* For all buffers */
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char *cp1, *cp2 ;
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int c ;
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struct line *lp ;
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long nbytes ; /* # of bytes in current buffer */
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long nlines ; /* # of lines in current buffer */
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/* skip invisible buffers if iflag is false */
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if (((bp->b_flag & BFINVS) != 0) && (iflag != TRUE))
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continue;
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cp1 = &line[0]; /* Start at left edge */
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do_layout( line, bp->b_mode) ;
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cp1 = line ; /* Start at left edge */
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/* output status of ACTIVE flag ('@' when the file has been read in) */
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*cp1++ = (bp->b_active == TRUE) ? '@' : ' ' ;
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@ -375,37 +374,22 @@ static int makelist( int iflag)
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*cp1++ = ((bp->b_flag & BFTRUNC) != 0) ? '#' : ' ' ;
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/* output status of changed flag ('*' when the buffer is changed) */
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*cp1++ = ((bp->b_flag & BFCHG) != 0) ? '*' : ' ' ;
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*cp1++ = ' '; /* space */
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/* output the mode codes */
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for (i = 0; i < NUMMODES; i++) {
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if (bp->b_mode & (1 << i))
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*cp1++ = modecode[i];
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else
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*cp1++ = '.';
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}
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/* No gap as buffer size is left-padded with space */
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*cp1 = ((bp->b_flag & BFCHG) != 0) ? '*' : ' ' ;
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/* Buffer size */
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nbytes = 0L; /* Count bytes in buf. */
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nlines = 0 ;
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lp = lforw(bp->b_linep);
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while (lp != bp->b_linep) {
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for( lp = lforw( bp->b_linep) ; lp != bp->b_linep ; lp = lforw( lp)) {
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nbytes += (long) llength(lp) + 1L;
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nlines += 1 ;
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lp = lforw(lp);
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}
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if( bp->b_mode & MDDOS)
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nbytes += nlines ;
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l_to_a( cp1, 10 + 1, nbytes) ; /* "%10d" formatted numbers */
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cp1 += 10 ;
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*cp1++ = ' '; /* Gap. */
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l_to_a( &line[ 13], 10 + 1, nbytes) ; /* "%10d" formatted numbers */
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cp1 = &line[ 23] ;
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*cp1++ = ' ' ;
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cp2 = &bp->b_bname[0]; /* Buffer name */
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while ((c = *cp2++) != 0)
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*cp1++ = c;
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@ -499,15 +483,12 @@ int anycb(void)
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struct buffer *bfind( const char *bname, int cflag, int bflag)
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{
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struct buffer *bp;
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struct buffer *sb; /* buffer to insert after */
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struct line *lp;
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bp = bheadp;
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while (bp != NULL) {
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if (strcmp(bname, bp->b_bname) == 0)
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return bp;
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bp = bp->b_bufp;
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}
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for( bp = bheadp ; bp != NULL ; bp = bp->b_bufp)
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if( strcmp( bname, bp->b_bname) == 0)
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return bp ;
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if (cflag != FALSE) {
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if ((bp = (struct buffer *)malloc(sizeof(struct buffer))) == NULL)
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return NULL;
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@ -521,16 +502,15 @@ struct buffer *bfind( const char *bname, int cflag, int bflag)
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bp->b_bufp = bheadp;
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bheadp = bp;
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} else {
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sb = bheadp;
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while (sb->b_bufp != NULL) {
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if (strcmp(sb->b_bufp->b_bname, bname) > 0)
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break;
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sb = sb->b_bufp;
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}
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struct buffer *sb; /* buffer to insert after */
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for( sb = bheadp ; sb->b_bufp != NULL ; sb = sb->b_bufp)
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if( strcmp( sb->b_bufp->b_bname, bname) > 0)
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break ;
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/* and insert it */
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bp->b_bufp = sb->b_bufp;
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sb->b_bufp = bp;
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bp->b_bufp = sb->b_bufp ;
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sb->b_bufp = bp ;
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}
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/* and set up the other buffer fields */
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7
main.c
7
main.c
@ -347,10 +347,9 @@ static void edinit(char *bname)
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struct buffer *bp;
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struct window *wp;
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bp = bfind(bname, TRUE, 0); /* First buffer */
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blistp = bfind("*List*", TRUE, BFINVS); /* Buffer list buffer */
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wp = (struct window *)malloc(sizeof(struct window)); /* First window */
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if (bp == NULL || wp == NULL || blistp == NULL) {
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if( NULL == (bp = bfind( bname, TRUE, 0)) /* First buffer */
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|| NULL == (blistp = bfind( "*List*", TRUE, BFINVS)) /* Buffer list buffer */
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|| NULL == (wp = (struct window *) malloc( sizeof( struct window)))) { /* First window */
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fputs( "First initialisation failed!\n", stderr) ;
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exit( EXIT_FAILURE) ;
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}
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6
random.c
6
random.c
@ -81,9 +81,6 @@ int showcpos(int f, int n)
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int savepos; /* temp save for current offset */
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int ecol; /* column pos/end of current line */
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/* starting at the beginning of the buffer */
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lp = lforw(curbp->b_linep);
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/* start counting chars and lines */
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numchars = 0;
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numlines = 0;
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@ -91,7 +88,7 @@ int showcpos(int f, int n)
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predlines = 0;
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curchar = 0;
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bytes = 1 ;
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while (lp != curbp->b_linep) {
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for( lp = lforw( curbp->b_linep) ; lp != curbp->b_linep ; lp = lforw( lp)) {
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/* if we are on the current line, record it */
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if (lp == curwp->w_dotp) {
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int len ;
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@ -107,7 +104,6 @@ int showcpos(int f, int n)
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/* on to the next line */
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++numlines;
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numchars += llength( lp) + ((curbp->b_mode & MDDOS) ? 2 : 1) ;
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lp = lforw(lp);
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}
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/* if at end of file, record it */
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