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24861 (with tweaks): logic to use alternative wcwidth() if needed;

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slightly improve test for overwriting with combining characters.
This commit is contained in:
Peter Stephenson 2008-04-22 15:08:04 +00:00
parent a58d02fd2e
commit 2cec7aae44
12 changed files with 434 additions and 27 deletions
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8
Src/prompt.c
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@ -960,10 +960,10 @@ countprompt(char *str, int *wp, int *hp, int overf)
break;
default:
/*
* If the character isn't printable, wcwidth() returns
* If the character isn't printable, WCWIDTH() returns
* -1. We assume width 1.
*/
wcw = wcwidth(wc);
wcw = WCWIDTH(wc);
if (wcw >= 0)
w += wcw;
else
@ -1177,7 +1177,7 @@ prompttrunc(int arg, int truncchar, int doprint, int endchar)
remw--;
break;
default:
wcw = wcwidth(cc);
wcw = WCWIDTH(cc);
if (wcw >= 0)
remw -= wcw;
else
@ -1249,7 +1249,7 @@ prompttrunc(int arg, int truncchar, int doprint, int endchar)
maxwidth--;
break;
default:
wcw = wcwidth(cc);
wcw = WCWIDTH(cc);
if (wcw >= 0)
maxwidth -= wcw;
else