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#include <float.h>
#include <math.h>
#include <stdio.h>
#include <string.h>
#include <wchar.h>
#include <gnu/option-groups.h>
static int
t1 (void)
{
int n = -1;
sscanf ("abc ", "abc %n", &n);
printf ("t1: count=%d\n", n);
return n != 5;
}
static int
t2 (void)
{
int result = 0;
int n;
long N;
int retval;
#define SCAN(INPUT, FORMAT, VAR, EXP_RES, EXP_VAL) \
VAR = -1; \
retval = sscanf (INPUT, FORMAT, &VAR); \
printf ("sscanf (\"%s\", \"%s\", &x) => %d, x = %ld\n", \
INPUT, FORMAT, retval, (long int) VAR); \
result |= retval != EXP_RES || VAR != EXP_VAL
SCAN ("12345", "%ld", N, 1, 12345);
SCAN ("12345", "%llllld", N, 0, -1);
SCAN ("12345", "%LLLLLd", N, 0, -1);
SCAN ("test ", "%*s%n", n, 0, 4);
SCAN ("test ", "%2*s%n", n, 0, -1);
SCAN ("12 ", "%l2d", n, 0, -1);
SCAN ("12 ", "%2ld", N, 1, 12);
n = -1;
N = -1;
retval = sscanf ("1 1", "%d %Z", &n, &N);
printf ("sscanf (\"1 1\", \"%%d %%Z\", &n, &N) => %d, n = %d, N = %ld\n", \
retval, n, N); \
result |= retval != 1 || n != 1 || N != -1;
return result;
}
volatile double nanval;
volatile double infval;
volatile long double lnanval;
volatile long double linfval;
static int
F (void)
{
char buf[80];
wchar_t wbuf[40];
int result;
nanval = NAN;
snprintf (buf, sizeof buf, "%a %A %e %E %f %F %g %G",
nanval, nanval, nanval, nanval, nanval, nanval, nanval, nanval);
result = strcmp (buf, "nan NAN nan NAN nan NAN nan NAN") != 0;
printf ("expected \"nan NAN nan NAN nan NAN nan NAN\", got \"%s\"\n", buf);
snprintf (buf, sizeof buf, "%a %A %e %E %f %F %g %G",
-nanval, -nanval, -nanval, -nanval,
-nanval, -nanval, -nanval, -nanval);
result = strcmp (buf, "-nan -NAN -nan -NAN -nan -NAN -nan -NAN") != 0;
printf ("expected \"-nan -NAN -nan -NAN -nan -NAN -nan -NAN\", got \"%s\"\n",
buf);
infval = DBL_MAX * DBL_MAX;
snprintf (buf, sizeof buf, "%a %A %e %E %f %F %g %G",
infval, infval, infval, infval, infval, infval, infval, infval);
result |= strcmp (buf, "inf INF inf INF inf INF inf INF") != 0;
printf ("expected \"inf INF inf INF inf INF inf INF\", got \"%s\"\n", buf);
snprintf (buf, sizeof buf, "%a %A %e %E %f %F %g %G",
-infval, -infval, -infval, -infval,
-infval, -infval, -infval, -infval);
result |= strcmp (buf, "-inf -INF -inf -INF -inf -INF -inf -INF") != 0;
printf ("expected \"-inf -INF -inf -INF -inf -INF -inf -INF\", got \"%s\"\n",
buf);
#if __OPTION_POSIX_C_LANG_WIDE_CHAR
swprintf (wbuf, sizeof wbuf / sizeof (wbuf[0]), L"%a %A %e %E %f %F %g %G",
nanval, nanval, nanval, nanval, nanval, nanval, nanval, nanval);
result |= wcscmp (wbuf, L"nan NAN nan NAN nan NAN nan NAN") != 0;
printf ("expected L\"nan NAN nan NAN nan NAN nan NAN\", got L\"%S\"\n", wbuf);
swprintf (wbuf, sizeof wbuf / sizeof (wbuf[0]), L"%a %A %e %E %f %F %g %G",
-nanval, -nanval, -nanval, -nanval,
-nanval, -nanval, -nanval, -nanval);
result |= wcscmp (wbuf, L"-nan -NAN -nan -NAN -nan -NAN -nan -NAN") != 0;
printf ("expected L\"-nan -NAN -nan -NAN -nan -NAN -nan -NAN\", got L\"%S\"\n",
wbuf);
swprintf (wbuf, sizeof wbuf / sizeof (wbuf[0]), L"%a %A %e %E %f %F %g %G",
infval, infval, infval, infval, infval, infval, infval, infval);
result |= wcscmp (wbuf, L"inf INF inf INF inf INF inf INF") != 0;
printf ("expected L\"inf INF inf INF inf INF inf INF\", got L\"%S\"\n", wbuf);
swprintf (wbuf, sizeof wbuf / sizeof (wbuf[0]), L"%a %A %e %E %f %F %g %G",
-infval, -infval, -infval, -infval,
-infval, -infval, -infval, -infval);
result |= wcscmp (wbuf, L"-inf -INF -inf -INF -inf -INF -inf -INF") != 0;
printf ("expected L\"-inf -INF -inf -INF -inf -INF -inf -INF\", got L\"%S\"\n",
wbuf);
#endif /* __OPTION_POSIX_C_LANG_WIDE_CHAR */
lnanval = NAN;
snprintf (buf, sizeof buf, "%La %LA %Le %LE %Lf %LF %Lg %LG",
lnanval, lnanval, lnanval, lnanval,
lnanval, lnanval, lnanval, lnanval);
result = strcmp (buf, "nan NAN nan NAN nan NAN nan NAN") != 0;
printf ("expected \"nan NAN nan NAN nan NAN nan NAN\", got \"%s\"\n", buf);
snprintf (buf, sizeof buf, "%La %LA %Le %LE %Lf %LF %Lg %LG",
-lnanval, -lnanval, -lnanval, -lnanval,
-lnanval, -lnanval, -lnanval, -lnanval);
result = strcmp (buf, "-nan -NAN -nan -NAN -nan -NAN -nan -NAN") != 0;
printf ("expected \"-nan -NAN -nan -NAN -nan -NAN -nan -NAN\", got \"%s\"\n",
buf);
linfval = LDBL_MAX * LDBL_MAX;
snprintf (buf, sizeof buf, "%La %LA %Le %LE %Lf %LF %Lg %LG",
linfval, linfval, linfval, linfval,
linfval, linfval, linfval, linfval);
result |= strcmp (buf, "inf INF inf INF inf INF inf INF") != 0;
printf ("expected \"inf INF inf INF inf INF inf INF\", got \"%s\"\n", buf);
snprintf (buf, sizeof buf, "%La %LA %Le %LE %Lf %LF %Lg %LG",
-linfval, -linfval, -linfval, -linfval,
-linfval, -linfval, -linfval, -linfval);
result |= strcmp (buf, "-inf -INF -inf -INF -inf -INF -inf -INF") != 0;
printf ("expected \"-inf -INF -inf -INF -inf -INF -inf -INF\", got \"%s\"\n",
buf);
#if __OPTION_POSIX_C_LANG_WIDE_CHAR
swprintf (wbuf, sizeof wbuf / sizeof (wbuf[0]),
L"%La %LA %Le %LE %Lf %LF %Lg %LG",
lnanval, lnanval, lnanval, lnanval,
lnanval, lnanval, lnanval, lnanval);
result |= wcscmp (wbuf, L"nan NAN nan NAN nan NAN nan NAN") != 0;
printf ("expected L\"nan NAN nan NAN nan NAN nan NAN\", got L\"%S\"\n", wbuf);
swprintf (wbuf, sizeof wbuf / sizeof (wbuf[0]),
L"%La %LA %Le %LE %Lf %LF %Lg %LG",
-lnanval, -lnanval, -lnanval, -lnanval,
-lnanval, -lnanval, -lnanval, -lnanval);
result |= wcscmp (wbuf, L"-nan -NAN -nan -NAN -nan -NAN -nan -NAN") != 0;
printf ("expected L\"-nan -NAN -nan -NAN -nan -NAN -nan -NAN\", got L\"%S\"\n",
wbuf);
swprintf (wbuf, sizeof wbuf / sizeof (wbuf[0]),
L"%La %LA %Le %LE %Lf %LF %Lg %LG",
linfval, linfval, linfval, linfval,
linfval, linfval, linfval, linfval);
result |= wcscmp (wbuf, L"inf INF inf INF inf INF inf INF") != 0;
printf ("expected L\"inf INF inf INF inf INF inf INF\", got L\"%S\"\n", wbuf);
swprintf (wbuf, sizeof wbuf / sizeof (wbuf[0]),
L"%La %LA %Le %LE %Lf %LF %Lg %LG",
-linfval, -linfval, -linfval, -linfval,
-linfval, -linfval, -linfval, -linfval);
result |= wcscmp (wbuf, L"-inf -INF -inf -INF -inf -INF -inf -INF") != 0;
printf ("expected L\"-inf -INF -inf -INF -inf -INF -inf -INF\", got L\"%S\"\n",
wbuf);
#endif /* __OPTION_POSIX_C_LANG_WIDE_CHAR */
return result;
}
int
main (int argc, char *argv[])
{
int result = 0;
result |= t1 ();
result |= t2 ();
result |= F ();
result |= fflush (stdout) == EOF;
return result;
}
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