1#include <stdio.h>
2#include <locale.h>
3#include <assert.h>
4
5#define P0 "\xDB\xB0"
6#define P1 "\xDB\xB1"
7#define P2 "\xDB\xB2"
8#define P3 "\xDB\xB3"
9#define P4 "\xDB\xB4"
10#define P5 "\xDB\xB5"
11#define P6 "\xDB\xB6"
12#define P7 "\xDB\xB7"
13#define P8 "\xDB\xB8"
14#define P9 "\xDB\xB9"
15#define PD "\xd9\xab"
16#define PT "\xd9\xac"
17
18static int
19check_sscanf (const char *s, const char *format, const float n)
20{
21 float f;
22
23 if (sscanf (s, format, &f) != 1)
24 {
25 printf (format: "nothing found for \"%s\"\n", s);
26 return 1;
27 }
28 if (f != n)
29 {
30 printf (format: "got %f expected %f from \"%s\"\n", f, n, s);
31 return 1;
32 }
33 return 0;
34}
35
36static int
37do_test (void)
38{
39 if (setlocale (LC_ALL, "fa_IR.UTF-8") == NULL)
40 {
41 puts (s: "cannot set fa_IR locale");
42 return 1;
43 }
44
45 int r = check_sscanf (P3 PD P1 P4, format: "%I8f", n: 3.14);
46 r |= check_sscanf (P3 PT P1 P4 P5, format: "%I'f", n: 3145);
47 r |= check_sscanf (P3 PD P1 P4 P1 P5 P9, format: "%If", n: 3.14159);
48 r |= check_sscanf (s: "-" P3 PD P1 P4 P1 P5, format: "%If", n: -3.1415);
49 r |= check_sscanf (s: "+" PD P1 P4 P1 P5, format: "%If", n: +.1415);
50 r |= check_sscanf (P3 PD P1 P4 P1 P5 "e+" P2, format: "%Ie", n: 3.1415e+2);
51
52 return r;
53}
54
55#define TEST_FUNCTION do_test ()
56#include "../test-skeleton.c"
57

source code of glibc/localedata/tst-sscanf.c