From 772f20abb0a3a0979c440114bf3a1cff5b3cef03 Mon Sep 17 00:00:00 2001 From: cvpcs Date: Wed, 2 Jun 2010 11:02:31 -0500 Subject: initial import of bash 4.1 --- examples/loadables/logname.c | 73 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 73 insertions(+) create mode 100644 examples/loadables/logname.c (limited to 'examples/loadables/logname.c') diff --git a/examples/loadables/logname.c b/examples/loadables/logname.c new file mode 100644 index 0000000..95b7e21 --- /dev/null +++ b/examples/loadables/logname.c @@ -0,0 +1,73 @@ +/* logname - print login name of current user */ + +/* + Copyright (C) 1999-2009 Free Software Foundation, Inc. + + This file is part of GNU Bash. + Bash is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. + + Bash 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with Bash. If not, see . +*/ + +#include + +#if defined (HAVE_UNISTD_H) +# include +#endif + +#include +#include + +#include "builtins.h" +#include "shell.h" +#include "common.h" + +#if !defined (errno) +extern int errno; +#endif + +logname_builtin (list) + WORD_LIST *list; +{ + char *np; + + if (no_options (list)) + return (EX_USAGE); + + np = getlogin (); + if (np == 0) + { + builtin_error ("cannot find username: %s", strerror (errno)); + return (EXECUTION_FAILURE); + } + printf ("%s\n", np); + return (EXECUTION_SUCCESS); +} + +char *logname_doc[] = { + "Display user login name.", + "", + "Write the current user's login name to the standard output", + "and exit. logname ignores the LOGNAME and USER variables.", + "logname ignores any non-option arguments.", + (char *)NULL +}; + +struct builtin logname_struct = { + "logname", + logname_builtin, + BUILTIN_ENABLED, + logname_doc, + "logname", + 0 +}; + -- cgit v1.1