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+To: vim_dev@googlegroups.com
+Subject: Patch 7.4.372
+Fcc: outbox
+From: Bram Moolenaar <Bram@moolenaar.net>
+Mime-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+------------
+
+Patch 7.4.372
+Problem: When 'winminheight' is zero there might not be one line for the
+ current window.
+Solution: Change the size computations. (Yukihiro Nakadaira)
+Files: src/window.c
+
+
+*** ../vim-7.4.371/src/window.c 2014-07-16 16:30:21.647608710 +0200
+--- src/window.c 2014-07-16 18:06:53.123491001 +0200
+***************
+*** 688,693 ****
+--- 688,695 ----
+ int before;
+ int minwidth;
+ int minheight;
++ int wmw1;
++ int wmh1;
+
+ if (flags & WSP_TOP)
+ oldwin = firstwin;
+***************
+*** 722,740 ****
+ * Check if we are able to split the current window and compute its
+ * width.
+ */
+! needed = p_wmw + 1;
+ if (flags & WSP_ROOM)
+! needed += p_wiw - p_wmw;
+ if (p_ea || (flags & (WSP_BOT | WSP_TOP)))
+ {
+! minwidth = frame_minwidth(topframe, NULL);
+ available = topframe->fr_width;
+ needed += minwidth;
+ }
+ else
+ {
+! minwidth = frame_minwidth(oldwin->w_frame, NULL);
+! available = oldwin->w_width;
+ }
+ if (available < needed && new_wp == NULL)
+ {
+--- 724,745 ----
+ * Check if we are able to split the current window and compute its
+ * width.
+ */
+! /* Current window requires at least 1 space. */
+! wmw1 = (p_wmw == 0 ? 1 : p_wmw);
+! needed = wmw1 + 1;
+ if (flags & WSP_ROOM)
+! needed += p_wiw - wmw1;
+ if (p_ea || (flags & (WSP_BOT | WSP_TOP)))
+ {
+! minwidth = frame_minwidth(topframe, NOWIN);
+ available = topframe->fr_width;
+ needed += minwidth;
+ }
+ else
+ {
+! minwidth = frame_minwidth(oldwin->w_frame, NOWIN);
+! available = oldwin->w_frame->fr_width;
+! needed += minwidth;
+ }
+ if (available < needed && new_wp == NULL)
+ {
+***************
+*** 743,754 ****
+ }
+ if (new_size == 0)
+ new_size = oldwin->w_width / 2;
+- if (new_size > oldwin->w_width - p_wmw - 1)
+- new_size = oldwin->w_width - p_wmw - 1;
+ if (new_size > available - minwidth - 1)
+ new_size = available - minwidth - 1;
+! if (new_size < p_wmw)
+! new_size = p_wmw;
+
+ /* if it doesn't fit in the current window, need win_equal() */
+ if (oldwin->w_width - new_size - 1 < p_wmw)
+--- 748,757 ----
+ }
+ if (new_size == 0)
+ new_size = oldwin->w_width / 2;
+ if (new_size > available - minwidth - 1)
+ new_size = available - minwidth - 1;
+! if (new_size < wmw1)
+! new_size = wmw1;
+
+ /* if it doesn't fit in the current window, need win_equal() */
+ if (oldwin->w_width - new_size - 1 < p_wmw)
+***************
+*** 789,808 ****
+ * Check if we are able to split the current window and compute its
+ * height.
+ */
+! needed = p_wmh + STATUS_HEIGHT + need_status;
+ if (flags & WSP_ROOM)
+! needed += p_wh - p_wmh;
+ if (p_ea || (flags & (WSP_BOT | WSP_TOP)))
+ {
+! minheight = frame_minheight(topframe, NULL);
+ available = topframe->fr_height;
+ needed += minheight;
+ }
+ else
+ {
+! minheight = frame_minheight(oldwin->w_frame, NULL);
+! available = oldwin->w_height;
+! needed += p_wmh;
+ }
+ if (available < needed && new_wp == NULL)
+ {
+--- 792,813 ----
+ * Check if we are able to split the current window and compute its
+ * height.
+ */
+! /* Current window requires at least 1 space. */
+! wmh1 = (p_wmh == 0 ? 1 : p_wmh);
+! needed = wmh1 + STATUS_HEIGHT;
+ if (flags & WSP_ROOM)
+! needed += p_wh - wmh1;
+ if (p_ea || (flags & (WSP_BOT | WSP_TOP)))
+ {
+! minheight = frame_minheight(topframe, NOWIN) + need_status;
+ available = topframe->fr_height;
+ needed += minheight;
+ }
+ else
+ {
+! minheight = frame_minheight(oldwin->w_frame, NOWIN) + need_status;
+! available = oldwin->w_frame->fr_height;
+! needed += minheight;
+ }
+ if (available < needed && new_wp == NULL)
+ {
+***************
+*** 817,829 ****
+ }
+ if (new_size == 0)
+ new_size = oldwin_height / 2;
+-
+- if (new_size > oldwin_height - p_wmh - STATUS_HEIGHT)
+- new_size = oldwin_height - p_wmh - STATUS_HEIGHT;
+ if (new_size > available - minheight - STATUS_HEIGHT)
+ new_size = available - minheight - STATUS_HEIGHT;
+! if (new_size < p_wmh)
+! new_size = p_wmh;
+
+ /* if it doesn't fit in the current window, need win_equal() */
+ if (oldwin_height - new_size - STATUS_HEIGHT < p_wmh)
+--- 822,831 ----
+ }
+ if (new_size == 0)
+ new_size = oldwin_height / 2;
+ if (new_size > available - minheight - STATUS_HEIGHT)
+ new_size = available - minheight - STATUS_HEIGHT;
+! if (new_size < wmh1)
+! new_size = wmh1;
+
+ /* if it doesn't fit in the current window, need win_equal() */
+ if (oldwin_height - new_size - STATUS_HEIGHT < p_wmh)
+*** ../vim-7.4.371/src/version.c 2014-07-16 17:29:46.691536252 +0200
+--- src/version.c 2014-07-16 17:34:14.795530803 +0200
+***************
+*** 736,737 ****
+--- 736,739 ----
+ { /* Add new patch number below this line */
++ /**/
++ 372,
+ /**/
+
+--
+ [The rest of the ARMY stand around looking at a loss.]
+INSPECTOR END OF FILM: (picks up megaphone) All right! Clear off! Go on!
+ "Monty Python and the Holy Grail" PYTHON (MONTY) PICTURES LTD
+
+ /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net \\\
+/// sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
+\\\ an exciting new programming language -- http://www.Zimbu.org ///
+ \\\ help me help AIDS victims -- http://ICCF-Holland.org ///