From 5a6f8dfea5780c20f464f81f481eaa12b1945feb Mon Sep 17 00:00:00 2001
From: ilsimo <ilsimo>
Date: Sat, 1 Jul 2006 14:25:12 +0000
Subject: [PATCH] adding initgroups() to support multiple user groups

---
 common/os_calls.c | 11 +++++++++++
 common/os_calls.h |  2 ++
 sesman/env.c      |  5 +++++
 3 files changed, 18 insertions(+)

diff --git a/common/os_calls.c b/common/os_calls.c
index 48488539..6dc41e95 100644
--- a/common/os_calls.c
+++ b/common/os_calls.c
@@ -951,6 +951,17 @@ g_setgid(int pid)
 #endif
 }
 
+/*****************************************************************************/
+int
+g_initgroups(const char* user, int gid)
+{
+#if defined(_WIN32)
+  return 0;
+#else
+  return initgroups(user ,gid);
+#endif
+}
+  
 /*****************************************************************************/
 int
 g_setuid(int pid)
diff --git a/common/os_calls.h b/common/os_calls.h
index 68b70117..b28dc4ea 100644
--- a/common/os_calls.h
+++ b/common/os_calls.h
@@ -157,6 +157,8 @@ g_fork(void);
 int
 g_setgid(int pid);
 int
+g_initgroups(const char* user, int gid);
+int
 g_setuid(int pid);
 int
 g_waitchild(void);
diff --git a/sesman/env.c b/sesman/env.c
index 9b9de8d0..beb62dc5 100644
--- a/sesman/env.c
+++ b/sesman/env.c
@@ -27,6 +27,9 @@
 
 #include "sesman.h"
 
+#include "sys/types.h"
+#include "grp.h"
+
 extern unsigned char g_fixedkey[8];
 
 /******************************************************************************/
@@ -70,6 +73,8 @@ env_set_user(char* username, char* passwd_file, int display)
   if (error == 0)
   {
     error = g_setgid(pw_gid);
+    g_initgroups(username,pw_gid);
+
     if (error == 0)
     {
       uid = pw_uid;