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	tex: do not reorder/highlight lines longer than lim - neatvi - [fork] simple vi…
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	---
	commit 73484384d37bca6602d718a7aa946a01af44a56a
	parent caead42d731b8e10d6401d6028f63be6962fb0b2
	Author: Ali Gholami Rudi <[email protected]>
	Date: Thu, 17 Feb 2022 12:20:49 +0330

	ex: do not reorder/highlight lines longer than lim

	Diffstat:
	M ex.c \| 2 ++
	M ren.c \| 22 ++++++++++++++++++++--
	M vi.h \| 1 +

	3 files changed, 23 insertions(+), 2 deletions(-)
	---
	diff --git a/ex.c b/ex.c
	t@@ -22,6 +22,7 @@ int xshape = 1; /* perform letter sha…
	int xorder = 1; /* change the order of characters */
	int xkmap = 0; /* the current keymap */
	int xkmap_alt = 1; /* the alternate keymap */
	+int xlim = 256; /* do not process lines longer than thi…
	static char xkwd[EXLEN]; /* the last searched keyword */
	static char xrep[EXLEN]; /* the last replacement */
	static int xkwddir; /* the last search direction */
	t@@ -769,6 +770,7 @@ static struct option {
	{"order", "xorder", &xorder},
	{"hl", "highlight", &xhl},
	{"hll", "highlightline", &xhll},
	+ {"lim", "linelimit", &xlim},
	};

	static char cutword(char s, char *d)
	diff --git a/ren.c b/ren.c
	t@@ -5,8 +5,8 @@
	#include <string.h>
	#include "vi.h"

	-/* specify the screen position of the characters in s */
	-int ren_position(char s)
	+/* specify the screen position of the characters in s; reordering version */
	+int ren_position_reorder(char s)
	{
	int i, n;
	char **chrs = uc_chop(s, &n);
	t@@ -30,6 +30,24 @@ int ren_position(char s)
	return pos;
	}

	+/* specify the screen position of the characters in s; fast version */
	+int ren_position(char s)
	+{
	+ int cpos = 0;
	+ int *pos;
	+ int i;
	+ int n = uc_slen(s);
	+ if (n <= xlim && xorder)
	+ return ren_position_reorder(s);
	+ pos = malloc((n + 1) * sizeof(pos[0]));
	+ for (i = 0; i < n; i++, s += uc_len(s)) {
	+ pos[i] = cpos;
	+ cpos += ren_cwid(s, cpos);
	+ }
	+ pos[i] = cpos;
	+ return pos;
	+}
	+
	int ren_wid(char *s)
	{
	int *pos = ren_position(s);
	diff --git a/vi.h b/vi.h
	t@@ -213,3 +213,4 @@ extern int xhl;
	extern int xhll;
	extern int xkmap;
	extern int xkmap_alt;
	+extern int xlim;