From c48e0ee2b8fd565f8bcb45074a3d33cb7ec1428f Mon Sep 17 00:00:00 2001
From: Joel Sherrill <joel.sherrill@OARcorp.com>
Date: Tue, 4 Jun 1996 16:15:59 +0000
Subject: added interpretation of scheduling policy and parameter information
 to pthread_create

initial implementation of get/set id routines

better argument checking on scheduler functions.
---
 c/src/exec/posix/src/types.c | 51 +++++++++++++++++++++++++++++++++-----------
 1 file changed, 38 insertions(+), 13 deletions(-)

(limited to 'c/src/exec/posix/src/types.c')

diff --git a/c/src/exec/posix/src/types.c b/c/src/exec/posix/src/types.c
index c1e1c8c708..17c83c4641 100644
--- a/c/src/exec/posix/src/types.c
+++ b/c/src/exec/posix/src/types.c
@@ -2,11 +2,20 @@
  *  $Id$
  */
 
+#include <limits.h>
+#include <errno.h>
+#include <string.h>
 #include <sys/types.h>
 
 #include <rtems/system.h>
 #include <rtems/score/object.h>
 
+pid_t _POSIX_types_Ppid = 0;
+uid_t _POSIX_types_Uid = 0;
+uid_t _POSIX_types_Euid = 0;
+gid_t _POSIX_types_Gid = 0;
+gid_t _POSIX_types_Egid = 0;
+
 /*PAGE
  *
  *  4.1.1 Get Process and Parent Process IDs, P1003.1b-1993, p. 83
@@ -24,7 +33,7 @@ pid_t getpid( void )
 
 pid_t getppid( void )
 {
-  return POSIX_NOT_IMPLEMENTED();
+  return _POSIX_types_Ppid;
 }
 
 /*PAGE
@@ -35,7 +44,7 @@ pid_t getppid( void )
 
 uid_t getuid( void )
 {
-  return POSIX_NOT_IMPLEMENTED();
+  return _POSIX_types_Uid;
 }
 
 /*PAGE
@@ -46,7 +55,7 @@ uid_t getuid( void )
 
 uid_t geteuid( void )
 {
-  return POSIX_NOT_IMPLEMENTED();
+  return _POSIX_types_Euid;
 }
 
 /*PAGE
@@ -57,7 +66,7 @@ uid_t geteuid( void )
 
 gid_t getgid( void )
 {
-  return POSIX_NOT_IMPLEMENTED();
+  return _POSIX_types_Gid;
 }
 
 /*PAGE
@@ -68,7 +77,7 @@ gid_t getgid( void )
 
 gid_t getegid( void )
 {
-  return POSIX_NOT_IMPLEMENTED();
+  return _POSIX_types_Egid;
 }
 
 /*PAGE
@@ -80,7 +89,8 @@ int setuid(
   uid_t  uid
 )
 {
-  return POSIX_NOT_IMPLEMENTED();
+  _POSIX_types_Uid = uid;
+  return 0;
 }
 
 /*PAGE
@@ -92,7 +102,8 @@ int setgid(
   gid_t  gid
 )
 {
-  return POSIX_NOT_IMPLEMENTED();
+  _POSIX_types_Gid = gid;
+  return 0;
 }
 
 /*PAGE
@@ -105,7 +116,7 @@ int getgroups(
   gid_t  grouplist[]
 )
 {
-  return POSIX_NOT_IMPLEMENTED();
+  return 0;  /* no supplemental group ids */
 }
 
 /*PAGE
@@ -115,9 +126,12 @@ int getgroups(
  *  NOTE:  P1003.1c/D10, p. 49 adds getlogin_r().
  */
 
+static char _POSIX_types_Getlogin_buffer[ LOGIN_NAME_MAX ];
+
 char *getlogin( void )
 {
-  return (char *) POSIX_NOT_IMPLEMENTED();
+  (void) getlogin_r( _POSIX_types_Getlogin_buffer, LOGIN_NAME_MAX );
+  return _POSIX_types_Getlogin_buffer;
 }
 
 /*PAGE
@@ -132,7 +146,11 @@ int getlogin_r(
   size_t  namesize
 )
 {
-  return POSIX_NOT_IMPLEMENTED();
+  if ( namesize < LOGIN_NAME_MAX )
+    return ERANGE;
+
+  strcpy( name, "posixapp" );
+  return 0;
 }
 
 /*PAGE
@@ -142,7 +160,12 @@ int getlogin_r(
 
 pid_t getpgrp( void )
 {
-  return POSIX_NOT_IMPLEMENTED();
+  /*
+   *  This always succeeds and returns the process group id.  For rtems,
+   *  this will always be the local node;
+   */
+
+  return _Objects_Local_node;
 }
 
 /*PAGE
@@ -152,7 +175,8 @@ pid_t getpgrp( void )
 
 pid_t setsid( void )
 {
-  return POSIX_NOT_IMPLEMENTED();
+  errno = ENOSYS;
+  return -1;
 }
 
 /*PAGE
@@ -165,7 +189,8 @@ int setpgid(
   pid_t  pgid
 )
 {
-  return POSIX_NOT_IMPLEMENTED();
+  errno = ENOSYS;
+  return -1;
 }
 
 /*
-- 
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