Patch 7.1.207
Problem: Netbeans: "remove" cannot delete one line.
Solution: Remove partial lines and whole lines properly. Avoid a memory
leak. (Xavier de Gaye)
Files: src/netbeans.c
*** ../vim-7.1.206/src/netbeans.c Thu May 10 18:40:48 2007
--- src/netbeans.c Sat Jan 5 18:03:24 2008
***************
*** 1204,1209 ****
--- 1204,1257 ----
return result;
}
+ /*
+ * Remove from "first" byte to "last" byte (inclusive), at line "lnum" of the
+ * current buffer. Remove to end of line when "last" is MAXCOL.
+ */
+ static void
+ nb_partialremove(linenr_T lnum, colnr_T first, colnr_T last)
+ {
+ char_u *oldtext, *newtext;
+ int oldlen;
+ int lastbyte = last;
+
+ oldtext = ml_get(lnum);
+ oldlen = STRLEN(oldtext);
+ if (first >= oldlen || oldlen == 0) /* just in case */
+ return;
+ if (lastbyte >= oldlen)
+ lastbyte = oldlen - 1;
+ newtext = alloc(oldlen - (int)(lastbyte - first));
+ if (newtext != NULL)
+ {
+ mch_memmove(newtext, oldtext, first);
+ mch_memmove(newtext + first, oldtext + lastbyte + 1, STRLEN(oldtext +
lastbyte + 1) + 1);
+ nbdebug((" NEW LINE %d: %s\n", lnum, newtext));
+ ml_replace(lnum, newtext, FALSE);
+ }
+ }
+
+ /*
+ * Replace the "first" line with the concatenation of the "first" and
+ * the "other" line. The "other" line is not removed.
+ */
+ static void
+ nb_joinlines(linenr_T first, linenr_T other)
+ {
+ int len_first, len_other;
+ char_u *p;
+
+ len_first = STRLEN(ml_get(first));
+ len_other = STRLEN(ml_get(other));
+ p = alloc((unsigned)(len_first + len_other + 1));
+ if (p != NULL)
+ {
+ mch_memmove(p, ml_get(first), len_first);
+ mch_memmove(p + len_first, ml_get(other), len_other + 1);
+ ml_replace(first, p, FALSE);
+ }
+ }
+
#define SKIP_STOP 2
#define streq(a,b) (strcmp(a,b) == 0)
static int needupdate = 0;
***************
*** 1371,1376 ****
--- 1419,1426 ----
long count;
pos_T first, last;
pos_T *pos;
+ pos_T *next;
+ linenr_T del_from_lnum, del_to_lnum; /* lines to be deleted as a
whole */
int oldFire = netbeansFireChanges;
int oldSuppress = netbeansSuppressNoLines;
int wasChanged;
***************
*** 1420,1444 ****
}
last = *pos;
nbdebug((" LAST POS: line %d, col %d\n", last.lnum,
last.col));
! curwin->w_cursor = first;
doupdate = 1;
! /* keep part of first line */
! if (first.lnum == last.lnum && first.col != last.col)
{
! /* deletion is within one line */
! char_u *p = ml_get(first.lnum);
! mch_memmove(p + first.col, p + last.col + 1, STRLEN(p +
last.col) + 1);
! nbdebug((" NEW LINE %d: %s\n", first.lnum, p));
! ml_replace(first.lnum, p, TRUE);
}
! if (first.lnum < last.lnum)
{
int i;
/* delete signs from the lines being deleted */
! for (i = first.lnum; i <= last.lnum; i++)
{
int id = buf_findsign_id(buf->bufp, (linenr_T)i);
if (id > 0)
--- 1470,1544 ----
}
last = *pos;
nbdebug((" LAST POS: line %d, col %d\n", last.lnum,
last.col));
! del_from_lnum = first.lnum;
! del_to_lnum = last.lnum;
doupdate = 1;
! /* Get the position of the first byte after the deleted
! * section. "next" is NULL when deleting to the end of the
! * file. */
! next = off2pos(buf->bufp, off + count);
!
! /* Remove part of the first line. */
! if (first.col != 0 || (next != NULL && first.lnum ==
next->lnum))
{
! if (first.lnum != last.lnum
! || (next != NULL && first.lnum != next->lnum))
! {
! /* remove to the end of the first line */
! nb_partialremove(first.lnum, first.col,
! (colnr_T)MAXCOL);
! if (first.lnum == last.lnum)
! {
! /* Partial line to remove includes the end of
! * line. Join the line with the next one, have
! * the next line deleted below. */
! nb_joinlines(first.lnum, next->lnum);
! del_to_lnum = next->lnum;
! }
! }
! else
! {
! /* remove within one line */
! nb_partialremove(first.lnum, first.col, last.col);
! }
! ++del_from_lnum; /* don't delete the first line */
! }
!
! /* Remove part of the last line. */
! if (first.lnum != last.lnum && next != NULL
! && next->col != 0 && last.lnum == next->lnum)
! {
! nb_partialremove(last.lnum, 0, last.col);
! if (del_from_lnum > first.lnum)
! {
! /* Join end of last line to start of first line; last
! * line is deleted below. */
! nb_joinlines(first.lnum, last.lnum);
! }
! else
! /* First line is deleted as a whole, keep the last
! * line. */
! --del_to_lnum;
}
! /* First is partial line; last line to remove includes
! * the end of line; join first line to line following last
! * line; line following last line is deleted below. */
! if (first.lnum != last.lnum && del_from_lnum > first.lnum
! && next != NULL && last.lnum != next->lnum)
! {
! nb_joinlines(first.lnum, next->lnum);
! del_to_lnum = next->lnum;
! }
!
! /* Delete whole lines if there are any. */
! if (del_to_lnum >= del_from_lnum)
{
int i;
/* delete signs from the lines being deleted */
! for (i = del_from_lnum; i <= del_to_lnum; i++)
{
int id = buf_findsign_id(buf->bufp, (linenr_T)i);
if (id > 0)
***************
*** 1450,1459 ****
nbdebug((" No sign on line %d\n", i));
}
! /* delete whole lines */
! nbdebug((" Deleting lines %d through %d\n", first.lnum,
last.lnum));
! del_lines(last.lnum - first.lnum + 1, FALSE);
}
buf->bufp->b_changed = wasChanged; /* logically unchanged */
netbeansFireChanges = oldFire;
netbeansSuppressNoLines = oldSuppress;
--- 1550,1564 ----
nbdebug((" No sign on line %d\n", i));
}
! nbdebug((" Deleting lines %d through %d\n",
del_from_lnum, del_to_lnum));
! curwin->w_cursor.lnum = del_from_lnum;
! curwin->w_cursor.col = 0;
! del_lines(del_to_lnum - del_from_lnum + 1, FALSE);
}
+
+ /* Leave cursor at first deleted byte. */
+ curwin->w_cursor = first;
+ check_cursor_lnum();
buf->bufp->b_changed = wasChanged; /* logically unchanged */
netbeansFireChanges = oldFire;
netbeansSuppressNoLines = oldSuppress;
***************
*** 2374,2381 ****
* the current buffer as "buf".
*/
static void
! nb_set_curbuf(buf)
! buf_T *buf;
{
if (curbuf != buf && buf_jump_open_win(buf) == NULL)
set_curbuf(buf, DOBUF_GOTO);
--- 2479,2485 ----
* the current buffer as "buf".
*/
static void
! nb_set_curbuf(buf_T *buf)
{
if (curbuf != buf && buf_jump_open_win(buf) == NULL)
set_curbuf(buf, DOBUF_GOTO);
*** ../vim-7.1.206/src/version.c Sat Jan 5 13:58:48 2008
--- src/version.c Sat Jan 5 18:06:04 2008
***************
*** 668,669 ****
--- 668,671 ----
{ /* Add new patch number below this line */
+ /**/
+ 207,
/**/
--
Q: How many hardware engineers does it take to change a lightbulb?
A: None. We'll fix it in software.
/// Bram Moolenaar -- [EMAIL PROTECTED] -- http://www.Moolenaar.net \\\
/// sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
\\\ download, build and distribute -- http://www.A-A-P.org ///
\\\ help me help AIDS victims -- http://ICCF-Holland.org ///
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