Patch 8.0.0542
Problem: getpos() can return a negative line number. (haya14busa)
Solution: Handle a zero topline and botline. (closes #1613)
Files: src/eval.c, runtime/doc/eval.txt
*** ../vim-8.0.0541/src/eval.c 2017-03-18 19:41:45.896072895 +0100
--- src/eval.c 2017-04-03 21:48:02.968400475 +0200
***************
*** 6120,6132 ****
if (name[1] == '0') /* "w0": first visible line */
{
update_topline();
! pos.lnum = curwin->w_topline;
return &pos;
}
else if (name[1] == '$') /* "w$": last visible line */
{
validate_botline();
! pos.lnum = curwin->w_botline - 1;
return &pos;
}
}
--- 6120,6135 ----
if (name[1] == '0') /* "w0": first visible line */
{
update_topline();
! /* In silent Ex mode topline is zero, but that's not a valid line
! * number; use one instead. */
! pos.lnum = curwin->w_topline > 0 ? curwin->w_topline : 1;
return &pos;
}
else if (name[1] == '$') /* "w$": last visible line */
{
validate_botline();
! /* In silent Ex mode botline is zero, return zero then. */
! pos.lnum = curwin->w_botline > 0 ? curwin->w_botline - 1 : 0;
return &pos;
}
}
*** ../vim-8.0.0541/runtime/doc/eval.txt 2017-03-29 14:19:21.882199174
+0200
--- runtime/doc/eval.txt 2017-04-03 21:51:05.323245179 +0200
***************
*** 5398,5405 ****
$ the last line in the current buffer
'x position of mark x (if the mark is not set, 0 is
returned)
! w0 first line visible in current window
! w$ last line visible in current window
v In Visual mode: the start of the Visual area (the
cursor is the end). When not in Visual mode
returns the cursor position. Differs from |'<| in
--- 5413,5422 ----
$ the last line in the current buffer
'x position of mark x (if the mark is not set, 0 is
returned)
! w0 first line visible in current window (one if the
! display isn't updated, e.g. in silent Ex mode)
! w$ last line visible in current window (this is one
! less than "w0" if no lines are visible)
v In Visual mode: the start of the Visual area (the
cursor is the end). When not in Visual mode
returns the cursor position. Differs from |'<| in
*** ../vim-8.0.0541/src/version.c 2017-04-03 21:35:38.701127879 +0200
--- src/version.c 2017-04-03 21:56:07.017338505 +0200
***************
*** 766,767 ****
--- 766,769 ----
{ /* Add new patch number below this line */
+ /**/
+ 542,
/**/
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