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Diffstat (limited to 'manual/examples/db.c')
-rw-r--r-- | manual/examples/db.c | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/manual/examples/db.c b/manual/examples/db.c deleted file mode 100644 index 652662682d..0000000000 --- a/manual/examples/db.c +++ /dev/null @@ -1,69 +0,0 @@ -/* User and Group Database Example - Copyright (C) 1991-2017 Free Software Foundation, Inc. - - This program 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 2 - of the License, or (at your option) any later version. - - This program 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 this program; if not, if not, see <http://www.gnu.org/licenses/>. -*/ - -#include <grp.h> -#include <pwd.h> -#include <sys/types.h> -#include <unistd.h> -#include <stdlib.h> - -int -main (void) -{ - uid_t me; - struct passwd *my_passwd; - struct group *my_group; - char **members; - - /* Get information about the user ID. */ - me = getuid (); - my_passwd = getpwuid (me); - if (!my_passwd) - { - printf ("Couldn't find out about user %d.\n", (int) me); - exit (EXIT_FAILURE); - } - - /* Print the information. */ - printf ("I am %s.\n", my_passwd->pw_gecos); - printf ("My login name is %s.\n", my_passwd->pw_name); - printf ("My uid is %d.\n", (int) (my_passwd->pw_uid)); - printf ("My home directory is %s.\n", my_passwd->pw_dir); - printf ("My default shell is %s.\n", my_passwd->pw_shell); - - /* Get information about the default group ID. */ - my_group = getgrgid (my_passwd->pw_gid); - if (!my_group) - { - printf ("Couldn't find out about group %d.\n", - (int) my_passwd->pw_gid); - exit (EXIT_FAILURE); - } - - /* Print the information. */ - printf ("My default group is %s (%d).\n", - my_group->gr_name, (int) (my_passwd->pw_gid)); - printf ("The members of this group are:\n"); - members = my_group->gr_mem; - while (*members) - { - printf (" %s\n", *(members)); - members++; - } - - return EXIT_SUCCESS; -} |