| #include <stdio.h> |
| #include <stdio_ext.h> |
| |
| |
| static char *fname; |
| |
| #define PREPARE(argc, argv) \ |
| do { \ |
| int fd = create_temp_file ("tst-ext2", &fname); \ |
| if (fd == -1) \ |
| { \ |
| puts ("cannot create temporary file"); \ |
| exit (1); \ |
| } \ |
| close (fd); \ |
| } while (0) |
| |
| |
| static int |
| do_test (void) |
| { |
| int res = 0; |
| |
| FILE *fp; |
| |
| fp = fopen (fname, "w"); |
| printf ("Initial state for write-only stream: %d %d\n", |
| __freading (fp) != 0, __fwriting (fp) != 0); |
| res |= ((__freading (fp) != 0) != 0 |
| || (__fwriting (fp) != 0) != 1); |
| fclose (fp); |
| |
| fp = fopen (fname, "r"); |
| printf ("Initial state for read-only stream: %d %d\n", |
| __freading (fp) != 0, __fwriting (fp) != 0); |
| res |= ((__freading (fp) != 0) != 1 |
| || (__fwriting (fp) != 0) != 0); |
| fclose (fp); |
| |
| fp = fopen (fname, "r+"); |
| printf ("Initial state for read-write stream: %d %d\n", |
| __freading (fp) != 0, __fwriting (fp) != 0); |
| res |= ((__freading (fp) != 0) != 0 |
| || (__fwriting (fp) != 0) != 0); |
| fclose (fp); |
| |
| fp = fopen (fname, "w+"); |
| printf ("Initial state for read-write stream: %d %d\n", |
| __freading (fp) != 0, __fwriting (fp) != 0); |
| res |= ((__freading (fp) != 0) != 0 |
| || (__fwriting (fp) != 0) != 0); |
| fclose (fp); |
| |
| return res; |
| } |
| |
| #define TEST_FUNCTION do_test () |
| #include "../test-skeleton.c" |