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glibc/libio/tst-fgetws.c
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/* Taken from the Li18nux base test suite. */ | |
#define _XOPEN_SOURCE 500 | |
#include <errno.h> | |
#include <locale.h> | |
#include <stdio.h> | |
#include <stdlib.h> | |
#include <unistd.h> | |
#include <wchar.h> | |
#define WIDE_STR_LEN 32 | |
int | |
main (int argc, char *argv[]) | |
{ | |
size_t i; | |
FILE *fp; | |
wchar_t *ret, wcs[WIDE_STR_LEN]; | |
int result = 0; | |
const char il_str1[] = {0xe3, 0x81, '\0'}; | |
const char il_str2[] = {'0', '\n', 'A', 'B', 0xe3, 0x81, 'E', '\0'}; | |
char name1[] = "/tmp/tst-fgetws.out.XXXXXX"; | |
char name2[] = "/tmp/tst-fgetws.out.XXXXXX"; | |
int fd; | |
puts ("This program runs on de_DE.UTF-8 locale."); | |
if (setlocale (LC_ALL, "de_DE.UTF-8") == NULL) | |
{ | |
fprintf (stderr, "Err: Cannot run on the de_DE.UTF-8 locale"); | |
exit (EXIT_FAILURE); | |
} | |
/* Make a file `il_str1'. */ | |
fd = mkstemp (name1); | |
if (fd == -1) | |
{ | |
printf ("cannot open temp file: %m\n"); | |
exit (EXIT_FAILURE); | |
} | |
if ((fp = fdopen (fd, "w")) == NULL) | |
{ | |
printf ("Can't open %s.\n", argv[1]); | |
exit (EXIT_FAILURE); | |
} | |
fwrite (il_str1, sizeof (char), sizeof (il_str1), fp); | |
fclose (fp); | |
/* Make a file `il_str2'. */ | |
fd = mkstemp (name2); | |
if (fd == -1) | |
{ | |
printf ("cannot open temp file: %m\n"); | |
exit (EXIT_FAILURE); | |
} | |
if ((fp = fdopen (fd, "w")) == NULL) | |
{ | |
fprintf (stderr, "Can't open %s.\n", argv[1]); | |
exit (EXIT_FAILURE); | |
} | |
fwrite (il_str2, sizeof (char), sizeof (il_str2), fp); | |
fclose (fp); | |
/* Test for il_str1. */ | |
if ((fp = fopen (name1, "r")) == NULL) | |
{ | |
fprintf (stderr, "Can't open %s.\n", argv[1]); | |
exit (EXIT_FAILURE); | |
} | |
puts ("--"); | |
puts ("Read a byte sequence which is invalid as a wide character string."); | |
puts (" bytes: 0xe3, 0x81, '\\0'"); | |
errno = 0; | |
ret = fgetws (wcs, WIDE_STR_LEN, fp); | |
if (ret == NULL) | |
{ | |
puts ("Return Value: NULL"); | |
if (errno == EILSEQ) | |
puts ("errno = EILSEQ"); | |
else | |
{ | |
printf ("errno = %d\n", errno); | |
result = 1; | |
} | |
} | |
else | |
{ | |
printf ("Return Value: %p\n", ret); | |
for (i = 0; i < wcslen (wcs) + 1; i++) | |
printf (" wcs[%zd] = %04x", i, (unsigned int)wcs[i]); | |
printf ("\n"); | |
result = 1; | |
} | |
/* Test for il_str2. */ | |
if ((fp = fopen (name2, "r")) == NULL) | |
{ | |
fprintf (stderr, "Can't open %s.\n", argv[1]); | |
exit (EXIT_FAILURE); | |
} | |
puts ("--"); | |
puts ("Read a byte sequence which is invalid as a wide character string."); | |
puts (" bytes: '0', '\\n', 'A', 'B', 0xe3, 0x81, 'c', '\\0'"); | |
errno = 0; | |
ret = fgetws (wcs, WIDE_STR_LEN, fp); | |
if (ret == NULL) | |
{ | |
puts ("Return Value: NULL"); | |
if (errno == EILSEQ) | |
puts ("errno = EILSEQ"); | |
else | |
printf ("errno = %d\n", errno); | |
result = 1; | |
} | |
else | |
{ | |
size_t i; | |
printf ("Return Value: %p\n", ret); | |
for (i = 0; i < wcslen (wcs) + 1; i++) | |
printf (" wcs[%zd] = 0x%04x", i, (unsigned int)wcs[i]); | |
printf ("\n"); | |
for (i = 0; il_str2[i] != '\n'; ++i) | |
if ((wchar_t) il_str2[i] != wcs[i]) | |
{ | |
puts ("read string not correct"); | |
result = 1; | |
break; | |
} | |
if (il_str2[i] == '\n') | |
{ | |
if (wcs[i] != L'\n') | |
{ | |
puts ("newline missing"); | |
result = 1; | |
} | |
else if (wcs[i + 1] != L'\0') | |
{ | |
puts ("read string not NUL-terminated"); | |
result = 1; | |
} | |
} | |
} | |
puts ("\nsecond line"); | |
errno = 0; | |
ret = fgetws (wcs, WIDE_STR_LEN, fp); | |
if (ret == NULL) | |
{ | |
puts ("Return Value: NULL"); | |
if (errno == EILSEQ) | |
puts ("errno = EILSEQ"); | |
else | |
{ | |
printf ("errno = %d\n", errno); | |
result = 1; | |
} | |
} | |
else | |
{ | |
printf ("Return Value: %p\n", ret); | |
for (i = 0; i < wcslen (wcs) + 1; i++) | |
printf (" wcs[%zd] = 0x%04x", i, (unsigned int)wcs[i]); | |
printf ("\n"); | |
} | |
fclose (fp); | |
unlink (name1); | |
unlink (name2); | |
return result; | |
} |