Function mb_utf_validate

src/fe_utils/mbprint.c:135–165

static void
mb_utf_validate(unsigned char *pwcs)
{
	unsigned char *p = pwcs;

	while (*pwcs)
	{
		int			len;

		if ((len = utf_charcheck(pwcs)) > 0)
		{
			if (p != pwcs)
			{
				int			i;

				for (i = 0; i < len; i++)
					*p++ = *pwcs++;
			}
			else
			{
				pwcs += len;
				p += len;
			}
		}
		else
			/* we skip the char */
			pwcs++;
	}
	if (p != pwcs)
		*p = '\0';
}

/*
 * public functions : wcswidth and mbvalidate