JehanneOS/mksh
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split utf_ptradjx into utf_ptradj function (to save space) and

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self-assignment macro; remove some uses of the macro in favour
of foo += utf_ptradj(foo)
This commit is contained in:
tg
2009-05-16 15:09:07 +00:00
parent 36f737f5cb
commit 8a7223d4cd
3 changed files with 20 additions and 13 deletions
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18
edit.c
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@ -5,7 +5,7 @@
#include "sh.h"
__RCSID("$MirOS: src/bin/mksh/edit.c,v 1.162 2009/05/16 14:34:57 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/edit.c,v 1.163 2009/05/16 15:09:06 tg Exp $");
/* tty driver characters we are interested in */
typedef struct {
@ -763,6 +763,18 @@ utf_skipcols(const char *p, int cols)
return (p);
}
size_t
utf_ptradj(const char *src)
{
register size_t n;
if (!UTFMODE ||
*(const unsigned char *)(src) < 0xC2 ||
(n = utf_mbtowc(NULL, src)) == (size_t)-1)
n = 1;
return (n);
}
/* UTF-8 hack: low-level functions */
/* --- begin of wcwidth.c excerpt --- */
@ -1738,7 +1750,7 @@ x_bword(void)
}
x_goto(cp);
for (cp = xcp; cp < (xcp + nb); ++nc)
utf_ptradjx(cp, cp);
cp += utf_ptradj(cp);
return nc;
}
@ -1759,7 +1771,7 @@ x_fword(int move)
cp++;
}
for (cp2 = xcp; cp2 < cp; ++nc)
utf_ptradjx(cp2, cp2);
cp2 += utf_ptradj(cp2);
if (move)
x_goto(cp);
return nc;