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	tvi: specify direction context with zL, zl, zr, and zR - neatvi - [fork] simple…
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	---
	commit aa607d3ef71740de17207fa9bc4fcd6a8d2eb556
	parent 62031568d8a420347c9be9b77bc75f80856e7281
	Author: Ali Gholami Rudi <[email protected]>
	Date: Wed, 6 May 2015 10:56:30 +0430

	vi: specify direction context with zL, zl, zr, and zR

	Diffstat:
	M ren.c \| 6 ++++++
	M vi.c \| 5 +++++
	M vi.h \| 1 +

	3 files changed, 12 insertions(+), 0 deletions(-)
	---
	diff --git a/ren.c b/ren.c
	t@@ -40,6 +40,12 @@ static void bidi_reverse(int *ord, int beg, int end)

	int ren_dir(char *s)
	{
	+ if (xdir == 'R')
	+ return -1;
	+ if (xdir == 'l')
	+ return *s && uc_dir(s) < 0 ? -1 : +1;
	+ if (xdir == 'r')
	+ return *s && uc_dir(s) > 0 ? +1 : -1;
	return +1;
	}

	diff --git a/vi.c b/vi.c
	t@@ -16,6 +16,7 @@ char xpath[PATHLEN]; /* current file */
	struct lbuf xb; / current buffer */
	int xrow, xcol, xtop; /* current row, column, and top row */
	int xled = 1; /* use the line editor */
	+int xdir = 'L'; /* current direction context */
	int xquit;

	static void vi_draw(void)
	t@@ -593,6 +594,10 @@ static void vi(void)
	vc_put(c, pre1);
	redraw = 1;
	break;
	+ case 'z':
	+ xdir = vi_read();
	+ redraw = 1;
	+ break;
	default:
	continue;
	}
	diff --git a/vi.h b/vi.h
	t@@ -111,3 +111,4 @@ extern int xtop;
	extern int xled;
	extern char xpath[];
	extern int xquit;
	+extern int xdir;