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| -rw-r--r-- | io/test-lfs.c | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/io/test-lfs.c b/io/test-lfs.c new file mode 100644 index 0000000000..e14b81c273 --- /dev/null +++ b/io/test-lfs.c @@ -0,0 +1,114 @@ +/* Some basic tests for LFS. + Copyright (C) 2000 Free Software Foundation, Inc. + Contributed by Andreas Jaeger <aj@suse.de>, 2000. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <unistd.h> +#include <stdlib.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <fcntl.h> +#include <error.h> +#include <errno.h> + +/* Prototype for our test function. */ +extern void do_prepare (int argc, char *argv[]); +extern int do_test (int argc, char *argv[]); + +/* We have a preparation function. */ +#define PREPARE do_prepare + +/* We might need a bit longer timeout. */ +#define TIMEOUT 20 /* sec */ + +/* This defines the `main' function and some more. */ +#include <test-skeleton.c> + +/* These are for the temporary file we generate. */ +char *name; +int fd; + +/* 2^31 = 2GB. */ +#define TWO_GB 2147483648LL + +void +do_prepare (int argc, char *argv[]) +{ + char name_len; + + name_len = strlen (test_dir); + name = malloc (name_len + sizeof ("/lfsXXXXXX")); + mempcpy (mempcpy (name, test_dir, name_len), + "/lfsXXXXXX", sizeof ("/lfsXXXXXX")); + add_temp_file (name); + + /* Open our test file. */ + if (mktemp (name) == NULL) + error (EXIT_FAILURE, errno, "cannot create temporary file name"); + + fd = open64 (name, O_CREAT|O_TRUNC|O_RDWR, 0666); + if (fd == -1 && errno == ENOSYS) + { + /* Fail silently. */ + error (0, errno, "open64 is not supported"); + exit (EXIT_SUCCESS); + } + + if (fd == -1) + error (EXIT_FAILURE, errno, "cannot open test file `%s'", name); +} + +int +do_test (int argc, char *argv[]) +{ + int ret; + struct stat64 statbuf; + + ret = lseek64 (fd, TWO_GB+100, SEEK_SET); + if (ret == -1 && errno == ENOSYS) + { + error (0, errno, "lseek64 is not supported"); + exit (EXIT_SUCCESS); + } + + ret = write (fd, "Hello", 5); + if (ret == -1 && errno == EINVAL) + { + error (0, errno, "LFS seems not to be supported."); + exit (EXIT_SUCCESS); + } + + if (ret != 5) + error (EXIT_FAILURE, errno, "cannot write test string to large file"); + + ret = close (fd); + + if (ret == -1) + error (EXIT_FAILURE, errno, "error closing file"); + + ret = stat64 (name, &statbuf); + + if (ret == -1 && errno == ENOSYS) + error (0, errno, "stat64 is not supported"); + else if (ret == -1) + error (EXIT_FAILURE, errno, "cannot stat file `%s'", name); + else if (statbuf.st_size != (TWO_GB+100+5)) + error (EXIT_FAILURE, 0, "stat reported size %lld instead of %lld.", + statbuf.st_size, (TWO_GB+100+5)); + + return 0; +} |