JehanneOS/mksh
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make jobs reporting deal with UTF-8 (in utf8-mode)

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reported by Andrew Kudryashov, 10x
This commit is contained in:
tg
2012-02-06 17:42:24 +00:00
parent bee3bbaaf8
commit 929bc9ee9e
4 changed files with 42 additions and 23 deletions
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51
tree.c
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@ -1,7 +1,8 @@
/* $OpenBSD: tree.c,v 1.19 2008/08/11 21:50:35 jaredy Exp $ */
/*-
* Copyright (c) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
* Copyright (c) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010,
* 2011, 2012
* Thorsten Glaser <tg@mirbsd.org>
*
* Provided that these terms and disclaimer and all copyright notices
@ -22,7 +23,7 @@
#include "sh.h"
__RCSID("$MirOS: src/bin/mksh/tree.c,v 1.55 2011/12/31 00:27:27 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/tree.c,v 1.56 2012/02/06 17:42:24 tg Exp $");
#define INDENT 8
@ -712,24 +713,42 @@ fpFUNCTf(struct shf *shf, int i, bool isksh, const char *k, struct op *v)
void
vistree(char *dst, size_t sz, struct op *t)
{
int c;
unsigned int c;
char *cp, *buf;
size_t n;
buf = alloc(sz, ATEMP);
snptreef(buf, sz, "%T", t);
buf = alloc(sz + 8, ATEMP);
snptreef(buf, sz + 8, "%T", t);
cp = buf;
while ((c = *cp++)) {
if (((c & 0x60) == 0) || ((c & 0x7F) == 0x7F)) {
/* C0 or C1 control character or DEL */
if (!--sz)
break;
*dst++ = (c & 0x80) ? '$' : '^';
c = (c & 0x7F) ^ 0x40;
}
if (!--sz)
break;
*dst++ = c;
vist_loop:
if (UTFMODE && (n = utf_mbtowc(&c, cp)) != (size_t)-1) {
if (c == 0 || n >= sz)
/* NUL or not enough free space */
goto vist_out;
/* copy multibyte char */
sz -= n;
while (n--)
*dst++ = *cp++;
goto vist_loop;
}
if (--sz == 0 || (c = (unsigned char)(*cp++)) == 0)
/* NUL or not enough free space */
goto vist_out;
if ((c & 0x60) == 0 || (c & 0x7F) == 0x7F) {
/* C0 or C1 control character or DEL */
if (--sz == 0)
/* not enough free space for two chars */
goto vist_out;
*dst++ = (c & 0x80) ? '$' : '^';
c = (c & 0x7F) ^ 0x40;
} else if (UTFMODE && c > 0x7F) {
/* better not try to display broken multibyte chars */
c = '?';
}
*dst++ = c;
goto vist_loop;
vist_out:
*dst = '\0';
afree(buf, ATEMP);
}