1 files changed, 67 insertions, 0 deletions
diff --git a/cpukit/libmisc/shell/main_id.c b/cpukit/libmisc/shell/main_id.c
new file mode 100644
index 0000000000..8fa0914597
--- /dev/null
+++ b/cpukit/libmisc/shell/main_id.c
@@ -0,0 +1,67 @@
+/*
+ *  ID Command Implementation
+ *
+ *  Author: Fernando RUIZ CASAS
+ *  Work: fernando.ruiz@ctv.es
+ *  Home: correo@fernando-ruiz.com
+ *
+ *  The license and distribution terms for this file may be
+ *  found in the file LICENSE in this distribution or at
+ *  http://www.rtems.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+
+#include <stdio.h>
+#include <unistd.h>
+#include <string.h>
+#include <errno.h>
+#include <pwd.h>
+#include <grp.h>
+
+#include <rtems.h>
+#include <rtems/shell.h>
+#include "internal.h"
+
+int rtems_shell_main_id(
+  int   argc __attribute__((unused)),
+  char *argv[] __attribute__((unused))
+)
+{
+  struct passwd *pwd;
+  struct group  *grp;
+
+  pwd = getpwuid(getuid());
+  grp = getgrgid(getgid());
+  printf(
+    "uid=%d(%s),gid=%d(%s),",
+    getuid(),
+    (pwd) ? pwd->pw_name : "",
+    getgid(),
+    (grp) ? grp->gr_name : ""
+  );
+  pwd = getpwuid(geteuid());
+  grp = getgrgid(getegid());
+  printf(
+    "euid=%d(%s),egid=%d(%s)\n",
+    geteuid(),
+    (pwd) ? pwd->pw_name : "",
+    getegid(),
+    (grp) ? grp->gr_name : ""
+  );
+  return 0;
+}
+
+rtems_shell_cmd_t rtems_shell_ID_Command = {
+  "id",                                      /* name */
+  "show uid, gid, euid, and egid",           /* usage */
+  "misc",                                    /* topic */
+  rtems_shell_main_id,                       /* command */
+  NULL,                                      /* alias */
+  NULL                                       /* next */
+};