tweaks: speed up determining the width of plain ASCII characters

This commit is contained in:
Benno Schulenberg 2019-10-03 11:09:21 +02:00
parent b02dccc51f
commit 5398d986ef

View File

@ -201,9 +201,11 @@ char control_mbrep(const char *c, bool isdata)
}
#ifdef ENABLE_UTF8
/* This function is equivalent to wcwidth() for multibyte characters. */
/* Return the width in columns of the given (multibyte) character. */
int mbwidth(const char *c)
{
/* Ask for the width only when the character isn't plain ASCII. */
if ((signed char)*c <= 0) {
wchar_t wc;
int width;
@ -216,6 +218,8 @@ int mbwidth(const char *c)
return 1;
return width;
} else
return 1;
}
#endif