b257a0d30a
* gdb.base/fileio.c: Include <errno.h>, and <sys/wait.h>. Gag -Wformat errors. Add lost line. Use WEXITSTATUS to get system exit status. * gdb.base/fileio.exp: Disable target when nointerrupts and noinferiorio, instead of limiting it to remote. Use remote_exec instead of system.
503 lines
12 KiB
C
503 lines
12 KiB
C
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <sys/errno.h>
|
|
#include <sys/types.h>
|
|
#include <sys/fcntl.h>
|
|
#include <sys/stat.h>
|
|
#include <sys/time.h>
|
|
#include <errno.h>
|
|
#include <sys/wait.h>
|
|
/* TESTS :
|
|
* - open(const char *pathname, int flags, mode_t mode);
|
|
1) Attempt to create file that already exists - EEXIST
|
|
2) Attempt to open a directory for writing - EISDIR
|
|
3) Pathname does not exist - ENOENT
|
|
4) Open for write but no write permission - EACCES
|
|
|
|
read(int fd, void *buf, size_t count);
|
|
1) Read using invalid file descriptor - EBADF
|
|
|
|
write(int fd, const void *buf, size_t count);
|
|
1) Write using invalid file descriptor - EBADF
|
|
2) Attempt to write to read-only file - EBADF
|
|
|
|
lseek(int fildes, off_t offset, int whence);
|
|
1) Seeking on an invalid file descriptor - EBADF
|
|
2) Invalid "whence" (3rd param) value - EINVAL
|
|
|
|
close(int fd);
|
|
1) Attempt to close an invalid file descriptor - EBADF
|
|
|
|
stat(const char *file_name, struct stat *buf);
|
|
1) Pathname is a null string - ENOENT
|
|
2) Pathname does not exist - ENOENT
|
|
|
|
fstat(int filedes, struct stat *buf);
|
|
1) Attempt to stat using an invalid file descriptor - EBADF
|
|
|
|
isatty (int desc);
|
|
Not applicable. We will test that it returns 1 when expected and a case
|
|
where it should return 0.
|
|
|
|
rename(const char *oldpath, const char *newpath);
|
|
1) newpath is an existing directory, but oldpath is not a directory. - EISDIR
|
|
2) newpath is a non-empty directory. - ENOTEMPTY or EEXIST
|
|
3) newpath is a subdirectory of old path. - EINVAL
|
|
4) oldpath does not exist. - ENOENT
|
|
|
|
unlink(const char *pathname);
|
|
1) pathname does not have write access. - EACCES
|
|
2) pathname does not exist. - ENOENT
|
|
|
|
time(time_t *t);
|
|
Not applicable.
|
|
|
|
system (const char * string);
|
|
1) Invalid string/command. - returns 127. */
|
|
|
|
static const char *strerrno (int err);
|
|
|
|
#define FILENAME "foo.fileio.test"
|
|
#define RENAMED "bar.fileio.test"
|
|
#define NONEXISTANT "nofoo.fileio.test"
|
|
#define NOWRITE "nowrt.fileio.test"
|
|
#define TESTDIR1 "dir1.fileio.test"
|
|
#define TESTDIR2 "dir2.fileio.test"
|
|
#define TESTSUBDIR "dir1.fileio.test/subdir.fileio.test"
|
|
|
|
#define STRING "Hello World"
|
|
|
|
int
|
|
test_open ()
|
|
{
|
|
int ret;
|
|
|
|
/* Test opening */
|
|
errno = 0;
|
|
ret = open (FILENAME, O_CREAT | O_TRUNC | O_RDONLY, S_IWUSR | S_IRUSR);
|
|
printf ("open 1: ret = %d, errno = %d %s\n", ret, errno,
|
|
ret >= 0 ? "OK" : "");
|
|
if (ret >= 0)
|
|
close (ret);
|
|
/* Creating an already existing file (created by fileio.exp) */
|
|
errno = 0;
|
|
ret = open (FILENAME, O_CREAT | O_EXCL | O_WRONLY, S_IWUSR | S_IRUSR);
|
|
printf ("open 2: ret = %d, errno = %d %s\n", ret, errno,
|
|
strerrno (errno));
|
|
if (ret >= 0)
|
|
close (ret);
|
|
/* Open directory (for writing) */
|
|
errno = 0;
|
|
ret = open (".", O_WRONLY);
|
|
printf ("open 3: ret = %d, errno = %d %s\n", ret, errno,
|
|
strerrno (errno));
|
|
if (ret >= 0)
|
|
close (ret);
|
|
/* Opening nonexistant file */
|
|
errno = 0;
|
|
ret = open (NONEXISTANT, O_RDONLY);
|
|
printf ("open 4: ret = %d, errno = %d %s\n", ret, errno,
|
|
strerrno (errno));
|
|
if (ret >= 0)
|
|
close (ret);
|
|
/* Open for write but no write permission */
|
|
errno = 0;
|
|
ret = open (NOWRITE, O_CREAT | O_RDONLY, S_IRUSR | S_IWUSR);
|
|
if (ret >= 0)
|
|
{
|
|
close (ret);
|
|
errno = 0;
|
|
ret = open (NOWRITE, O_WRONLY);
|
|
printf ("open 5: ret = %d, errno = %d %s\n", ret, errno,
|
|
strerrno (errno));
|
|
if (ret >= 0)
|
|
close (ret);
|
|
}
|
|
else
|
|
printf ("open 5: ret = %d, errno = %d\n", ret, errno);
|
|
}
|
|
|
|
int
|
|
test_write ()
|
|
{
|
|
int fd, ret;
|
|
|
|
/* Test writing */
|
|
errno = 0;
|
|
fd = open (FILENAME, O_WRONLY);
|
|
if (fd >= 0)
|
|
{
|
|
errno = 0;
|
|
ret = write (fd, STRING, strlen (STRING));
|
|
printf ("write 1: ret = %d, errno = %d %s\n", ret, errno,
|
|
ret == strlen (STRING) ? "OK" : "");
|
|
close (fd);
|
|
}
|
|
else
|
|
printf ("write 1: ret = %d, errno = %d\n", ret, errno);
|
|
/* Write using invalid file descriptor */
|
|
errno = 0;
|
|
ret = write (999, STRING, strlen (STRING));
|
|
printf ("write 2: ret = %d, errno = %d, %s\n", ret, errno,
|
|
strerrno (errno));
|
|
/* Write to a read-only file */
|
|
errno = 0;
|
|
fd = open (FILENAME, O_RDONLY);
|
|
if (fd >= 0)
|
|
{
|
|
errno = 0;
|
|
ret = write (fd, STRING, strlen (STRING));
|
|
printf ("write 3: ret = %d, errno = %d %s\n", ret, errno,
|
|
strerrno (errno));
|
|
}
|
|
else
|
|
printf ("write 3: ret = %d, errno = %d\n", ret, errno);
|
|
}
|
|
|
|
int
|
|
test_read ()
|
|
{
|
|
int fd, ret;
|
|
char buf[16];
|
|
|
|
/* Test reading */
|
|
errno = 0;
|
|
fd = open (FILENAME, O_RDONLY);
|
|
if (fd >= 0)
|
|
{
|
|
memset (buf, 0, 16);
|
|
errno = 0;
|
|
ret = read (fd, buf, 16);
|
|
buf[15] = '\0'; /* Don't trust anybody... */
|
|
if (ret == strlen (STRING))
|
|
printf ("read 1: %s %s\n", buf, !strcmp (buf, STRING) ? "OK" : "");
|
|
else
|
|
printf ("read 1: ret = %d, errno = %d\n", ret, errno);
|
|
close (fd);
|
|
}
|
|
else
|
|
printf ("read 1: ret = %d, errno = %d\n", ret, errno);
|
|
/* Read using invalid file descriptor */
|
|
errno = 0;
|
|
ret = read (999, buf, 16);
|
|
printf ("read 2: ret = %d, errno = %d %s\n", ret, errno,
|
|
strerrno (errno));
|
|
}
|
|
|
|
int
|
|
test_lseek ()
|
|
{
|
|
int fd;
|
|
off_t ret = 0;
|
|
|
|
/* Test seeking */
|
|
errno = 0;
|
|
fd = open (FILENAME, O_RDONLY);
|
|
if (fd >= 0)
|
|
{
|
|
errno = 0;
|
|
ret = lseek (fd, 0, SEEK_CUR);
|
|
printf ("lseek 1: ret = %ld, errno = %d, %s\n", (long) ret, errno,
|
|
ret == 0 ? "OK" : "");
|
|
errno = 0;
|
|
ret = lseek (fd, 0, SEEK_END);
|
|
printf ("lseek 2: ret = %ld, errno = %d, %s\n", (long) ret, errno,
|
|
ret == 11 ? "OK" : "");
|
|
errno = 0;
|
|
ret = lseek (fd, 3, SEEK_SET);
|
|
printf ("lseek 3: ret = %ld, errno = %d, %s\n", (long) ret, errno,
|
|
ret == 3 ? "OK" : "");
|
|
close (fd);
|
|
}
|
|
else
|
|
{
|
|
printf ("lseek 1: ret = %d, errno = %d\n", ret, errno);
|
|
printf ("lseek 2: ret = %d, errno = %d\n", ret, errno);
|
|
printf ("lseek 3: ret = %d, errno = %d\n", ret, errno);
|
|
}
|
|
/* Seeking on an invalid file descriptor */
|
|
|
|
}
|
|
|
|
int
|
|
test_close ()
|
|
{
|
|
int fd, ret;
|
|
|
|
/* Test close */
|
|
errno = 0;
|
|
fd = open (FILENAME, O_RDONLY);
|
|
if (fd >= 0)
|
|
{
|
|
errno = 0;
|
|
ret = close (fd);
|
|
printf ("close 1: ret = %d, errno = %d, %s\n", ret, errno,
|
|
ret == 0 ? "OK" : "");
|
|
}
|
|
else
|
|
printf ("close 1: ret = %d, errno = %d\n", ret, errno);
|
|
/* Close an invalid file descriptor */
|
|
errno = 0;
|
|
ret = close (999);
|
|
printf ("close 2: ret = %d, errno = %d, %s\n", ret, errno,
|
|
strerrno (errno));
|
|
}
|
|
|
|
int
|
|
test_stat ()
|
|
{
|
|
int ret;
|
|
struct stat st;
|
|
|
|
/* Test stat */
|
|
errno = 0;
|
|
ret = stat (FILENAME, &st);
|
|
if (!ret)
|
|
printf ("stat 1: ret = %d, errno = %d %s\n", ret, errno,
|
|
st.st_size == 11 ? "OK" : "");
|
|
else
|
|
printf ("stat 1: ret = %d, errno = %d\n", ret, errno);
|
|
/* NULL pathname */
|
|
errno = 0;
|
|
ret = stat (NULL, &st);
|
|
printf ("stat 2: ret = %d, errno = %d %s\n", ret, errno,
|
|
strerrno (errno));
|
|
/* Empty pathname */
|
|
errno = 0;
|
|
ret = stat ("", &st);
|
|
printf ("stat 3: ret = %d, errno = %d %s\n", ret, errno,
|
|
strerrno (errno));
|
|
/* Nonexistant file */
|
|
errno = 0;
|
|
ret = stat (NONEXISTANT, &st);
|
|
printf ("stat 4: ret = %d, errno = %d %s\n", ret, errno,
|
|
strerrno (errno));
|
|
}
|
|
|
|
int
|
|
test_fstat ()
|
|
{
|
|
int fd, ret;
|
|
struct stat st;
|
|
|
|
/* Test fstat */
|
|
errno = 0;
|
|
fd = open (FILENAME, O_RDONLY);
|
|
if (fd >= 0)
|
|
{
|
|
errno = 0;
|
|
ret = fstat (fd, &st);
|
|
if (!ret)
|
|
printf ("fstat 1: ret = %d, errno = %d %s\n", ret, errno,
|
|
st.st_size == 11 ? "OK" : "");
|
|
else
|
|
printf ("fstat 1: ret = %d, errno = %d\n", ret, errno);
|
|
close (fd);
|
|
}
|
|
else
|
|
printf ("fstat 1: ret = %d, errno = %d\n", ret, errno);
|
|
/* Fstat using invalid file descriptor */
|
|
errno = 0;
|
|
ret = fstat (999, &st);
|
|
printf ("fstat 2: ret = %d, errno = %d %s\n", ret, errno,
|
|
strerrno (errno));
|
|
}
|
|
|
|
int
|
|
test_isatty ()
|
|
{
|
|
int fd;
|
|
|
|
/* Check std I/O */
|
|
printf ("isatty 1: stdin %s\n", isatty (0) ? "yes OK" : "no");
|
|
printf ("isatty 2: stdout %s\n", isatty (1) ? "yes OK" : "no");
|
|
printf ("isatty 3: stderr %s\n", isatty (2) ? "yes OK" : "no");
|
|
/* Check invalid fd */
|
|
printf ("isatty 4: invalid %s\n", isatty (999) ? "yes" : "no OK");
|
|
/* Check open file */
|
|
fd = open (FILENAME, O_RDONLY);
|
|
if (fd >= 0)
|
|
{
|
|
printf ("isatty 5: file %s\n", isatty (fd) ? "yes" : "no OK");
|
|
close (fd);
|
|
}
|
|
else
|
|
printf ("isatty 5: file couldn't open\n");
|
|
}
|
|
|
|
|
|
int
|
|
test_system ()
|
|
{
|
|
/*
|
|
* Requires test framework to switch on "set remote system-call-allowed 1"
|
|
*/
|
|
int ret;
|
|
char sys[512];
|
|
|
|
/* This test prepares the directory for test_rename() */
|
|
sprintf (sys, "mkdir -p %s %s", TESTSUBDIR, TESTDIR2);
|
|
ret = system (sys);
|
|
if (ret == 127)
|
|
printf ("system 1: ret = %d /bin/sh unavailable???\n", ret);
|
|
else
|
|
printf ("system 1: ret = %d %s\n", ret, ret == 0 ? "OK" : "");
|
|
/* Invalid command (just guessing ;-) ) */
|
|
ret = system ("wrtzlpfrmpft");
|
|
printf ("system 2: ret = %d %s\n", ret, WEXITSTATUS (ret) == 127 ? "OK" : "");
|
|
}
|
|
|
|
int
|
|
test_rename ()
|
|
{
|
|
int ret;
|
|
struct stat st;
|
|
|
|
/* Test rename */
|
|
errno = 0;
|
|
ret = rename (FILENAME, RENAMED);
|
|
if (!ret)
|
|
{
|
|
errno = 0;
|
|
ret = stat (FILENAME, &st);
|
|
if (ret && errno == ENOENT)
|
|
{
|
|
errno = 0;
|
|
ret = stat (RENAMED, &st);
|
|
printf ("rename 1: ret = %d, errno = %d %s\n", ret, errno,
|
|
strerrno (errno));
|
|
errno = 0;
|
|
}
|
|
else
|
|
printf ("rename 1: ret = %d, errno = %d\n", ret, errno);
|
|
}
|
|
else
|
|
printf ("rename 1: ret = %d, errno = %d\n", ret, errno);
|
|
/* newpath is existing directory, oldpath is not a directory */
|
|
errno = 0;
|
|
ret = rename (RENAMED, TESTDIR2);
|
|
printf ("rename 2: ret = %d, errno = %d %s\n", ret, errno,
|
|
strerrno (errno));
|
|
/* newpath is a non-empty directory */
|
|
errno = 0;
|
|
ret = rename (TESTDIR2, TESTDIR1);
|
|
printf ("rename 3: ret = %d, errno = %d %s\n", ret, errno,
|
|
strerrno (errno));
|
|
/* newpath is a subdirectory of old path */
|
|
errno = 0;
|
|
ret = rename (TESTDIR1, TESTSUBDIR);
|
|
printf ("rename 4: ret = %d, errno = %d %s\n", ret, errno,
|
|
strerrno (errno));
|
|
/* oldpath does not exist */
|
|
errno = 0;
|
|
ret = rename (NONEXISTANT, FILENAME);
|
|
printf ("rename 5: ret = %d, errno = %d %s\n", ret, errno,
|
|
strerrno (errno));
|
|
}
|
|
|
|
int
|
|
test_unlink ()
|
|
{
|
|
int ret;
|
|
char name[256];
|
|
char sys[512];
|
|
|
|
/* Test unlink */
|
|
errno = 0;
|
|
ret = unlink (RENAMED);
|
|
printf ("unlink 1: ret = %d, errno = %d %s\n", ret, errno,
|
|
strerrno (errno));
|
|
/* No write access */
|
|
sprintf (name, "%s/%s", TESTDIR2, FILENAME);
|
|
errno = 0;
|
|
ret = open (name, O_CREAT | O_RDONLY, S_IRUSR | S_IWUSR);
|
|
if (ret >= 0)
|
|
{
|
|
sprintf (sys, "chmod -w %s", TESTDIR2);
|
|
ret = system (sys);
|
|
if (!ret)
|
|
{
|
|
errno = 0;
|
|
ret = unlink (name);
|
|
printf ("unlink 2: ret = %d, errno = %d %s\n", ret, errno,
|
|
strerrno (errno));
|
|
}
|
|
else
|
|
printf ("unlink 2: ret = %d chmod failed\n", ret, errno);
|
|
}
|
|
else
|
|
printf ("unlink 2: ret = %d, errno = %d\n", ret, errno);
|
|
/* pathname doesn't exist */
|
|
errno = 0;
|
|
ret = unlink (NONEXISTANT);
|
|
printf ("unlink 3: ret = %d, errno = %d %s\n", ret, errno,
|
|
strerrno (errno));
|
|
}
|
|
|
|
int
|
|
test_time ()
|
|
{
|
|
time_t ret, t;
|
|
|
|
errno = 0;
|
|
ret = time (&t);
|
|
printf ("time 1: ret = %ld, errno = %d, t = %ld %s\n", (long) ret, errno, (long) t, ret == t ? "OK" : "");
|
|
errno = 0;
|
|
ret = time (NULL);
|
|
printf ("time 2: ret = %ld, errno = %d, t = %ld %s\n",
|
|
(long) ret, errno, (long) t, ret >= t && ret < t + 10 ? "OK" : "");
|
|
}
|
|
|
|
static const char *
|
|
strerrno (int err)
|
|
{
|
|
switch (err)
|
|
{
|
|
case 0: return "OK";
|
|
#ifdef EACCES
|
|
case EACCES: return "EACCES";
|
|
#endif
|
|
#ifdef EBADF
|
|
case EBADF: return "EBADF";
|
|
#endif
|
|
#ifdef EEXIST
|
|
case EEXIST: return "EEXIST";
|
|
#endif
|
|
#ifdef EFAULT
|
|
case EFAULT: return "EFAULT";
|
|
#endif
|
|
#ifdef EINVAL
|
|
case EINVAL: return "EINVAL";
|
|
#endif
|
|
#ifdef EISDIR
|
|
case EISDIR: return "EISDIR";
|
|
#endif
|
|
#ifdef ENOENT
|
|
case ENOENT: return "ENOENT";
|
|
#endif
|
|
#ifdef ENOTEMPTY
|
|
case ENOTEMPTY: return "ENOTEMPTY";
|
|
#endif
|
|
default: return "E??";
|
|
}
|
|
}
|
|
|
|
int
|
|
main ()
|
|
{
|
|
/* Don't change the order of the calls. They partly depend on each other */
|
|
test_open ();
|
|
test_write ();
|
|
test_read ();
|
|
test_lseek ();
|
|
test_close ();
|
|
test_stat ();
|
|
test_fstat ();
|
|
test_isatty ();
|
|
test_system ();
|
|
test_rename ();
|
|
test_unlink ();
|
|
test_time ();
|
|
return 0;
|
|
}
|