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regression: interactive use didn’t work at all oO 

the “fix” is to treat NUL bytes as width=len=1…
This commit is contained in:
tg 2008-04-19 22:50:01 +00:00
parent 9b62cf15bf
commit 03ce610399
1 changed files with 3 additions and 2 deletions
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5
edit.c
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@ -5,7 +5,7 @@
#include "sh.h"
__RCSID("$MirOS: src/bin/mksh/edit.c,v 1.122 2008/04/19 22:15:01 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/edit.c,v 1.123 2008/04/19 22:50:01 tg Exp $");
/* tty driver characters we are interested in */
typedef struct {
@ -770,7 +770,8 @@ utf_widthadj(const char *src, const char **dst)
unsigned int wc;
int width;
if (!Flag(FUTFHACK) || (len = utf_mbtowc(&wc, src)) == (size_t)-1)
if (!Flag(FUTFHACK) || (len = utf_mbtowc(&wc, src)) == (size_t)-1 ||
wc == 0)
len = width = 1;
else
width = utf_wcwidth(wc);