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2003-02-03 Till Straumann <strauman@slac.stanford.edu>

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PR 339/filesystem
	* src/chroot.c: Fix violation of FS node object copy semantics.
This commit is contained in:
Joel Sherrill
2003-02-03 22:00:30 +00:00
parent 13c28bc09c
commit d90b74e07b
2 changed files with 12 additions and 4 deletions
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5
cpukit/libcsupport/ChangeLog
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@@ -1,3 +1,8 @@
2003-02-03 Till Straumann <strauman@slac.stanford.edu>
PR 339/filesystem
* src/chroot.c: Fix violation of FS node object copy semantics.
2003-01-10 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
* Makefile.am: Eliminate OBJS.

11
cpukit/libcsupport/src/chroot.c
View File

@@ -38,14 +38,17 @@ int chroot(
rtems_set_errno_and_return_minus_one( ENOTSUP );
};
loc = rtems_filesystem_root; /* save the value */
result = chdir(pathname);
if (result) {
rtems_filesystem_root = loc; /* restore the value */
rtems_set_errno_and_return_minus_one( errno );
};
rtems_filesystem_root = rtems_filesystem_current;
/* clone the new root location */
if (rtems_filesystem_evaluate_path(".", 0, &loc, 0)) {
/* our cwd has changed, though - but there is no easy way of return :-( */
rtems_set_errno_and_return_minus_one( errno );
}
rtems_filesystem_freenode(&rtems_filesystem_root);
rtems_filesystem_root = loc;
return 0;
}