diff options
Diffstat (limited to 'REORG.TODO/libio/tst-eof.c')
-rw-r--r-- | REORG.TODO/libio/tst-eof.c | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/REORG.TODO/libio/tst-eof.c b/REORG.TODO/libio/tst-eof.c new file mode 100644 index 0000000000..6baa122ce3 --- /dev/null +++ b/REORG.TODO/libio/tst-eof.c @@ -0,0 +1,75 @@ +#include <fcntl.h> +#include <stdio.h> +#include <string.h> +#include <unistd.h> + + +static void do_prepare (void); +#define PREPARE(argc, argv) do_prepare () +static int do_test (void); +#define TEST_FUNCTION do_test () +#include <test-skeleton.c> + + +int fd; + + +static void +do_prepare (void) +{ + fd = create_temp_file ("tst-eof.", NULL); + if (fd == -1) + { + printf ("cannot create temporary file: %m\n"); + exit (1); + } +} + + +static int +do_test (void) +{ + char buf[40]; + FILE *fp; + + if (write (fd, "some string\n", 12) != 12) + { + printf ("cannot write temporary file: %m\n"); + return 1; + } + + if (lseek (fd, 0, SEEK_SET) == (off_t) -1) + { + printf ("cannot reposition temporary file: %m\n"); + return 1; + } + + fp = fdopen (fd, "r"); + if (fp == NULL) + { + printf ("cannot create stream: %m\n"); + return 1; + } + + if (feof (fp)) + { + puts ("EOF set after fdopen"); + return 1; + } + + if (fread (buf, 1, 20, fp) != 12) + { + puts ("didn't read the correct number of bytes"); + return 1; + } + + if (! feof (fp)) + { + puts ("EOF not set after fread"); + return 1; + } + + fclose (fp); + + return 0; +} |