libxbps: xbps_yesno/noyes() are only used in xbps-bin(8), remove from API.

lib/util.c

@@ -493,79 +493,3 @@ xbps_xasprintf(const char *fmt, ...)
 
 	return buf;
 }
-
-static char *
-strtrim(char *str)
-{
-	char *pch = str;
-
-	if (str == NULL || *str == '\0')
-		return str;
-
-	while (isspace((unsigned char)*pch))
-		pch++;
-
-	if (pch != str)
-		memmove(str, pch, (strlen(pch) + 1));
-
-	if (*str == '\0')
-		return str;
-
-	pch = (str + (strlen(str) - 1));
-	while (isspace((unsigned char)*pch))
-		pch--;
-
-	*++pch = '\0';
-
-	return str;
-}
-
-static bool
-question(bool preset, const char *fmt, va_list ap)
-{
-	char response[32];
-
-	vfprintf(stderr, fmt, ap);
-	if (preset)
-		fprintf(stderr, " %s ", "[YES/no]");
-	else
-		fprintf(stderr, " %s ", "[yes/NO]");
-
-	if (fgets(response, 32, stdin)) {
-		(void)strtrim(response);
-		if (strlen(response) == 0)
-			return preset;
-
-		if (strcasecmp(response, "yes") == 0)
-			return true;
-		else if (strcasecmp(response, "no") == 0)
-			return false;
-	}
-	return false;
-}
-
-bool
-xbps_yesno(const char *fmt, ...)
-{
-	va_list ap;
-	bool res;
-
-	va_start(ap, fmt);
-	res = question(1, fmt, ap);
-	va_end(ap);
-
-	return res;
-}
-
-bool
-xbps_noyes(const char *fmt, ...)
-{
-	va_list ap;
-	bool res;
-
-	va_start(ap, fmt);
-	res = question(0, fmt, ap);
-	va_end(ap);
-
-	return res;
-}