/*

glbic *scanf grouping support for floating point does not seem to be working.

$ diff -u glibc uClibc       
--- glibc       2003-08-16 21:19:02.000000000 -0500
+++ uClibc      2003-08-16 21:19:06.000000000 -0500
@@ -1,3 +1,3 @@
-locale: en_US.UTF-8    grouping: 3 3
-r=2  ldbl = 100  n1=0  n2=4  buf=",000,"
-r=2  ldbl = 1  n1=0  n2=1  buf=",000.5"
+locale: en_US.UTF-8    grouping: 3
+r=1  ldbl = 1e+134  n1=0  n2=180  buf="?????????"
+r=1  ldbl = 1000.5  n1=0  n2=7  buf="?????????"

 */

#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <string.h>
#include <locale.h>

int main(void)
{
	long double ldbl;
	int r, n1, n2, i;
	const char *s;
	const char *g;
	struct lconv *lc;
	char buf[10];

	if (!(s = setlocale(LC_ALL, "en_US.UTF-8"))) {
		printf("setlocale failed!\n");
		return EXIT_FAILURE;
	}

	lc = localeconv();
	printf("locale: %s    grouping:", s);
	for (g = lc->grouping ; *g ; g++) {
		printf(" %d", *g);
	}
	printf("\n");


	memset(buf, '?', sizeof(buf)); buf[sizeof(buf)-1] = 0;
	i = 0; n1 = n2 = -1; errno = 0; ldbl = 0./0.;
	r = sscanf(" 100,000,000,000,000,000,000,000,000,000,000,000,000,000,000"
			   ",000,000,000,000,000,000,000,000,000,000,000,000,000,000,000"
			   ",000,000,000,000,000,000,000,000,000,000,000,000,000,000,009",
			   "%n%'Lf%n%5s", &n1, &ldbl, &n2, buf);
	printf("r=%d  ldbl = %Lg  n1=%d  n2=%d  buf=\"%s\"\n",
		   r, ldbl, n1, n2, buf);

	memset(buf, '?', sizeof(buf)); buf[sizeof(buf)-1] = 0;
	i = 0; n1 = n2 = -1; errno = 0; ldbl = 0./0.;
	r = sscanf("1,000.5",
			   "%n%'Lf%n%s", &n1, &ldbl, &n2, buf);
	printf("r=%d  ldbl = %Lg  n1=%d  n2=%d  buf=\"%s\"\n",
		   r, ldbl, n1, n2, buf);

	return 0;
}