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Diffstat (limited to 'examples/loadables/whoami.c')
-rw-r--r-- | examples/loadables/whoami.c | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/examples/loadables/whoami.c b/examples/loadables/whoami.c new file mode 100644 index 0000000..3e7e36e --- /dev/null +++ b/examples/loadables/whoami.c @@ -0,0 +1,75 @@ +/* + * whoami - print out username 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 <http://www.gnu.org/licenses/>. +*/ + +#include <config.h> +#include <stdio.h> + +#include "builtins.h" +#include "shell.h" +#include "bashgetopt.h" +#include "common.h" + +int +whoami_builtin (list) + WORD_LIST *list; +{ + int opt; + + reset_internal_getopt (); + while ((opt = internal_getopt (list, "")) != -1) + { + switch (opt) + { + CASE_HELPOPT; + default: + builtin_usage (); + return (EX_USAGE); + } + } + list = loptend; + if (list) + { + builtin_usage (); + return (EX_USAGE); + } + + if (current_user.user_name == 0) + get_current_user_info (); + printf ("%s\n", current_user.user_name); + return (EXECUTION_SUCCESS); +} + +char *whoami_doc[] = { + "Print user name", + "", + "Display name of current user.", + (char *)NULL +}; + +struct builtin whoami_struct = { + "whoami", + whoami_builtin, + BUILTIN_ENABLED, + whoami_doc, + "whoami", + 0 +}; |