Fix a segfault in lash, hush, and cmdedit. Each of these used

xgetcwd, but did not check the return for a NULL, and then continued
to call strlen on the NULL when the cwd had been removed from under it.
 -Erik


git-svn-id: svn://busybox.net/trunk/busybox@2613 69ca8d6d-28ef-0310-b511-8ec308f3f277

1 files changed, 1 insertions, 0 deletions

diff --git a/include/libbb.h b/include/libbb.h
index 21af5688a..fde58b0a6 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -282,5 +282,6 @@ extern const char * const dash_dash_help;
 extern const char * const write_error;
 extern const char * const too_few_args;
 extern const char * const name_longer_than_foo;
+extern const char * const unknown;
 
 #endif /* __LIBBB_H__ */