diff options
author | Joel Sherrill <joel.sherrill@OARcorp.com> | 2001-01-26 14:12:48 +0000 |
---|---|---|
committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 2001-01-26 14:12:48 +0000 |
commit | 37535317d9612bb365a3dce08b0b1d2d71e387b3 (patch) | |
tree | 72f4dbb6405ebc2af27e656c69adda17b374b85a | |
parent | 2001-01-25 Eric Norum <eric.norum@usask.ca> (diff) | |
download | rtems-37535317d9612bb365a3dce08b0b1d2d71e387b3.tar.bz2 |
2001-01-25 Joel Sherrill <joel@OARcorp.com>
* cpu.c, rtems/score/cpu.h: Bug report from Peter Mueller
<peter.o.mueller@gmx.de> because of not correcting for the ISR
vector table now being allocated from the workspace.
-rw-r--r-- | c/src/exec/libcsupport/src/Makefile.am | 2 | ||||
-rw-r--r-- | c/src/exec/libcsupport/src/chroot.c | 59 | ||||
-rw-r--r-- | c/src/lib/ChangeLog | 6 | ||||
-rw-r--r-- | c/src/lib/libc/Makefile.am | 2 | ||||
-rw-r--r-- | c/src/lib/libc/chroot.c | 59 | ||||
-rw-r--r-- | cpukit/libcsupport/src/chroot.c | 59 |
6 files changed, 185 insertions, 2 deletions
diff --git a/c/src/exec/libcsupport/src/Makefile.am b/c/src/exec/libcsupport/src/Makefile.am index 2c68aa9377..03ac3854c3 100644 --- a/c/src/exec/libcsupport/src/Makefile.am +++ b/c/src/exec/libcsupport/src/Makefile.am @@ -23,7 +23,7 @@ SYSTEM_CALL_C_FILES = open.c close.c read.c write.c lseek.c ioctl.c mkdir.c \ mknod.c mkfifo.c rmdir.c chdir.c chmod.c fchdir.c fchmod.c chown.c \ link.c unlink.c umask.c ftruncate.c utime.c fstat.c fcntl.c fpathconf.c \ getdents.c fsync.c fdatasync.c pipe.c dup.c dup2.c symlink.c readlink.c \ - creat.c + creat.c chroot.c DIRECTORY_SCAN_C_FILES = opendir.c closedir.c readdir.c rewinddir.c \ scandir.c seekdir.c telldir.c getcwd.c diff --git a/c/src/exec/libcsupport/src/chroot.c b/c/src/exec/libcsupport/src/chroot.c new file mode 100644 index 0000000000..b48082bda7 --- /dev/null +++ b/c/src/exec/libcsupport/src/chroot.c @@ -0,0 +1,59 @@ +/* + * chroot() - Change Root Directory + * Author: fernando.ruiz@ctv.es + * + * COPYRIGHT (c) 1989-1999. + * On-Line Applications Research Corporation (OAR). + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.OARcorp.com/rtems/license.html. + * + * $Id$ + */ + +#if HAVE_CONFIG_H +#include "config.h" +#endif + +#include <rtems.h> + +#include <unistd.h> +#include <errno.h> + +#include <rtems/libio_.h> + +int chroot( + const char *pathname +) +{ + int result; + rtems_filesystem_location_info_t loc; + + if (rtems_current_user_env == &rtems_global_user_env) + set_errno_and_return_minus_one( ENOTSUP ); + + loc = rtems_filesystem_root;i /* save the value */ + + /* if has been already changed */ + rtems_filesystem_root = rtems_global_user_env.filesystem_root; + + result = chdir(pathname); + if (result) { + rtems_filesystem_root = loc; /* restore the value */ + set_errno_and_return_minus_one( errno ); + }; + rtems_filesystem_root = rtems_filesystem_current; + + result = chdir("/"); + if (result) { + rtems_filesystem_root = loc; /* restore the value */ + set_errno_and_return_minus_one( errno ); + }; + + /*XXX : Call this? Sorry but I don't known if it is necesary */ + /* The old root. + rtems_filesystem_freenode( &loc ); + */ + return 0; +} diff --git a/c/src/lib/ChangeLog b/c/src/lib/ChangeLog index e53afe276f..75de54613c 100644 --- a/c/src/lib/ChangeLog +++ b/c/src/lib/ChangeLog @@ -2,6 +2,12 @@ 2001-01-25 Fernando Ruiz <fernando.ruiz@ctv.es> * Alternate email is correo@fernando-ruiz.com + * libc/chroot.c: New file. + * libc/Makefile.am: Reflect above. + +2001-01-25 Fernando Ruiz <fernando.ruiz@ctv.es> + + * Alternate email is correo@fernando-ruiz.com * libc/privateenv.c: New file. * include/rtems/libio_.h, libc/Makefile.am, libc/base_fs.c, libc/unmount.c: Moved default umask, current working directory, diff --git a/c/src/lib/libc/Makefile.am b/c/src/lib/libc/Makefile.am index 2c68aa9377..03ac3854c3 100644 --- a/c/src/lib/libc/Makefile.am +++ b/c/src/lib/libc/Makefile.am @@ -23,7 +23,7 @@ SYSTEM_CALL_C_FILES = open.c close.c read.c write.c lseek.c ioctl.c mkdir.c \ mknod.c mkfifo.c rmdir.c chdir.c chmod.c fchdir.c fchmod.c chown.c \ link.c unlink.c umask.c ftruncate.c utime.c fstat.c fcntl.c fpathconf.c \ getdents.c fsync.c fdatasync.c pipe.c dup.c dup2.c symlink.c readlink.c \ - creat.c + creat.c chroot.c DIRECTORY_SCAN_C_FILES = opendir.c closedir.c readdir.c rewinddir.c \ scandir.c seekdir.c telldir.c getcwd.c diff --git a/c/src/lib/libc/chroot.c b/c/src/lib/libc/chroot.c new file mode 100644 index 0000000000..b48082bda7 --- /dev/null +++ b/c/src/lib/libc/chroot.c @@ -0,0 +1,59 @@ +/* + * chroot() - Change Root Directory + * Author: fernando.ruiz@ctv.es + * + * COPYRIGHT (c) 1989-1999. + * On-Line Applications Research Corporation (OAR). + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.OARcorp.com/rtems/license.html. + * + * $Id$ + */ + +#if HAVE_CONFIG_H +#include "config.h" +#endif + +#include <rtems.h> + +#include <unistd.h> +#include <errno.h> + +#include <rtems/libio_.h> + +int chroot( + const char *pathname +) +{ + int result; + rtems_filesystem_location_info_t loc; + + if (rtems_current_user_env == &rtems_global_user_env) + set_errno_and_return_minus_one( ENOTSUP ); + + loc = rtems_filesystem_root;i /* save the value */ + + /* if has been already changed */ + rtems_filesystem_root = rtems_global_user_env.filesystem_root; + + result = chdir(pathname); + if (result) { + rtems_filesystem_root = loc; /* restore the value */ + set_errno_and_return_minus_one( errno ); + }; + rtems_filesystem_root = rtems_filesystem_current; + + result = chdir("/"); + if (result) { + rtems_filesystem_root = loc; /* restore the value */ + set_errno_and_return_minus_one( errno ); + }; + + /*XXX : Call this? Sorry but I don't known if it is necesary */ + /* The old root. + rtems_filesystem_freenode( &loc ); + */ + return 0; +} diff --git a/cpukit/libcsupport/src/chroot.c b/cpukit/libcsupport/src/chroot.c new file mode 100644 index 0000000000..b48082bda7 --- /dev/null +++ b/cpukit/libcsupport/src/chroot.c @@ -0,0 +1,59 @@ +/* + * chroot() - Change Root Directory + * Author: fernando.ruiz@ctv.es + * + * COPYRIGHT (c) 1989-1999. + * On-Line Applications Research Corporation (OAR). + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.OARcorp.com/rtems/license.html. + * + * $Id$ + */ + +#if HAVE_CONFIG_H +#include "config.h" +#endif + +#include <rtems.h> + +#include <unistd.h> +#include <errno.h> + +#include <rtems/libio_.h> + +int chroot( + const char *pathname +) +{ + int result; + rtems_filesystem_location_info_t loc; + + if (rtems_current_user_env == &rtems_global_user_env) + set_errno_and_return_minus_one( ENOTSUP ); + + loc = rtems_filesystem_root;i /* save the value */ + + /* if has been already changed */ + rtems_filesystem_root = rtems_global_user_env.filesystem_root; + + result = chdir(pathname); + if (result) { + rtems_filesystem_root = loc; /* restore the value */ + set_errno_and_return_minus_one( errno ); + }; + rtems_filesystem_root = rtems_filesystem_current; + + result = chdir("/"); + if (result) { + rtems_filesystem_root = loc; /* restore the value */ + set_errno_and_return_minus_one( errno ); + }; + + /*XXX : Call this? Sorry but I don't known if it is necesary */ + /* The old root. + rtems_filesystem_freenode( &loc ); + */ + return 0; +} |