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46 lines
1.0 KiB
C
46 lines
1.0 KiB
C
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#include <ansidecl.h>
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#include <grp.h>
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#include <pwd.h>
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#include <sys/types.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <stdio.h>
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int
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DEFUN_VOID(main)
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{
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uid_t me;
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struct passwd *my_passwd;
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struct group *my_group;
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char **members;
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me = getuid ();
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my_passwd = getpwuid (me);
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if (my_passwd == NULL)
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perror ("getpwuid");
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else
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{
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printf ("My login name is %s.\n", my_passwd->pw_name);
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printf ("My uid is %d.\n", (int)(my_passwd->pw_uid));
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printf ("My home directory is %s.\n", my_passwd->pw_dir);
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printf ("My default shell is %s.\n", my_passwd->pw_shell);
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my_group = getgrgid (my_passwd->pw_gid);
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if (my_group == NULL)
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perror ("getgrgid");
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else
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{
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printf ("My default group is %s (%d).\n",
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my_group->gr_name, (int)(my_passwd->pw_gid));
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printf ("The members of this group are:\n");
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for (members = my_group->gr_mem; *members != NULL; ++members)
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printf (" %s\n", *members);
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}
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}
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exit (my_passwd && my_group ? EXIT_SUCCESS : EXIT_FAILURE);
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}
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