diff -ur slim-1.3.0.orig/app.cpp slim-1.3.0/app.cpp
--- slim-1.3.0.orig/app.cpp	2007-07-15 15:09:28.000000000 +0100
+++ slim-1.3.0/app.cpp	2007-08-27 15:49:20.000000000 +0100
@@ -556,6 +556,14 @@
         string loginCommand = cfg->getOption("login_cmd");
         replaceVariables(loginCommand, SESSION_VAR, session);
         replaceVariables(loginCommand, THEME_VAR, themeName);
+	if(loginCommand=="default"){
+		if (session=="default"||session==""){
+			loginCommand=". /etc/profile;exec $WINDOWMANAGER";
+		} else {
+			loginCommand="exec ";
+			loginCommand+=cfg->session_map.find(session)->second;
+		}
+	}
         string sessStart = cfg->getOption("sessionstart_cmd");
         if (sessStart != "") {
             replaceVariables(sessStart, USER_VAR, pw->pw_name);
diff -ur slim-1.3.0.orig/cfg.cpp slim-1.3.0/cfg.cpp
--- slim-1.3.0.orig/cfg.cpp	2007-07-15 15:09:28.000000000 +0100
+++ slim-1.3.0/cfg.cpp	2007-08-25 13:55:19.000000000 +0100
@@ -23,6 +23,75 @@
 
 typedef pair<string,string> option;
 
+int dir_sel(const struct dirent *entry){
+	char *c;
+	if ((c=strrchr(entry->d_name,'.'))){
+		if (strcmp(c,".desktop")==0){
+			return 1;
+		}
+	}
+	return 0;
+}
+
+int parse_session(string &path,string &name,string &exec){
+	string line;
+	int rc=0;
+	ifstream file(path.c_str());
+	if (!file.is_open()){
+		return 0;
+	}
+	while(!file.eof()){
+		getline(file,line);
+		const char *s=line.c_str();	
+		char *s2;
+		if(!(s2=strchr(s,'='))){
+			continue;
+		}
+		s2++;
+		if(line.compare(0,s2-s,"Name=")==0){
+			line.erase(0,s2-s);
+			name=line;
+			rc++;
+		}else if(line.compare(0,s2-s,"Exec=")==0){
+			line.erase(0,s2-s);
+			exec=line;
+			rc++;
+		}
+		if (rc==2){
+			return rc;
+		}
+	}
+	return rc;
+}
+
+int get_sessions(map<string,string> &m){
+	struct dirent **entries;
+	int i,n;
+	n=scandir("/usr/share/xsessions",&entries,dir_sel,alphasort);
+	for(i=0;i<n;i++){
+		string s,s2;
+		string path("/usr/share/xsessions/");
+		path+=entries[i]->d_name;
+		if (parse_session(path,s,s2)==2){
+			m.insert(pair<string,string>(s,s2));
+		}
+	}
+	return (n?1:0);
+}
+
+const char *get_sessions_str(map<string,string> &m){
+	string s("default");;
+	map<string,string>::iterator it;
+	for(it=m.begin();it!=m.end();it++){
+		/*if(it!=m.begin()){
+			s+=",";
+		}*/
+		s+=",";
+		s+=(*it).first;
+	}
+	return s.c_str();
+}
+
 Cfg::Cfg() 
     : currentSession(-1)
 {
@@ -33,7 +102,8 @@
     options.insert(option("numlock",""));
     options.insert(option("daemon",""));
     options.insert(option("xauth_path","/usr/X11R6/bin/xauth"));
-    options.insert(option("login_cmd","exec /bin/bash -login ~/.xinitrc %session"));
+    //options.insert(option("login_cmd","exec /bin/bash -login ~/.xinitrc %session"));
+    options.insert(option("login_cmd","default"));
     options.insert(option("halt_cmd","/sbin/shutdown -h now"));
     options.insert(option("reboot_cmd","/sbin/shutdown -r now"));
     options.insert(option("suspend_cmd",""));
@@ -49,7 +119,9 @@
     options.insert(option("authfile","/var/run/slim.auth"));
     options.insert(option("shutdown_msg","The system is halting..."));
     options.insert(option("reboot_msg","The system is rebooting..."));
-    options.insert(option("sessions","wmaker,blackbox,icewm"));
+    //options.insert(option("sessions","wmaker,blackbox,icewm"));
+    get_sessions(session_map);
+    options.insert(option("sessions",get_sessions_str(session_map)));
     options.insert(option("sessiondir",""));
     options.insert(option("hidecursor","false"));
 
@@ -108,6 +180,7 @@
     options.insert(option("msg_shadow_color","#FFFFFF"));
 
     error = "";
+ 
 
 }
 
diff -ur slim-1.3.0.orig/cfg.h slim-1.3.0/cfg.h
--- slim-1.3.0.orig/cfg.h	2007-07-15 15:09:28.000000000 +0100
+++ slim-1.3.0/cfg.h	2007-08-25 13:06:11.000000000 +0100
@@ -43,6 +43,7 @@
 
     string nextSession(string current);
 
+    map<string,string>session_map;
 private:
     void fillSessionList();
 
diff -ur slim-1.3.0.orig/Makefile slim-1.3.0/Makefile
--- slim-1.3.0.orig/Makefile	2007-07-15 15:09:28.000000000 +0100
+++ slim-1.3.0/Makefile	2007-08-25 13:04:25.000000000 +0100
@@ -5,9 +5,9 @@
 #######################################################
 CXX=/usr/bin/g++
 CC=/usr/bin/gcc
-CFLAGS=-Wall -I. -I/usr/X11R6/include -I/usr/include/freetype2 -I/usr/include/freetype2/config -I/usr/include/libpng12 -I/usr/include
+CFLAGS=-Wall -I. -I/usr/X11R6/include -I/usr/include/freetype2 -I/usr/include/freetype2/config -I/usr/include/libpng12 -I/usr/include -I/usr/X11R7/include/
 CXXFLAGS=$(CFLAGS)
-LDFLAGS=-L/usr/X11R6/lib -lXft -lX11 -lfreetype -lXrender -lfontconfig -lpng12 -lz -lm -lcrypt -lXmu -lpng -ljpeg
+LDFLAGS=-L/usr/X11R6/lib -L/usr/X11R7/lib -lXft -lX11 -lfreetype -lXrender -lfontconfig -lpng12 -lz -lm -lcrypt -lXmu -lpng -ljpeg
 CUSTOM=-DHAVE_SHADOW
 ifdef USE_PAM
 LDFLAGS+= -lpam
diff -ur slim-1.3.0.orig/slim.conf slim-1.3.0/slim.conf
--- slim-1.3.0.orig/slim.conf	2007-07-15 15:09:28.000000000 +0100
+++ slim-1.3.0/slim.conf	2007-08-27 15:59:33.000000000 +0100
@@ -1,17 +1,17 @@
 # Path, X server and arguments (if needed)
 # Note: -xauth $authfile is automatically appended
-default_path        ./:/bin:/usr/bin:/usr/local/bin:/usr/X11R6/bin
-default_xserver     /usr/X11R6/bin/X
+default_path        ./:/bin:/usr/bin:/usr/local/bin:/usr/X11/bin
+default_xserver     /usr/X11/bin/X
 #xserver_arguments   -dpi 75
 
 # Commands for halt, login, etc.
 halt_cmd            /sbin/shutdown -h now
 reboot_cmd          /sbin/shutdown -r now
-console_cmd         /usr/X11R6/bin/xterm -C -fg white -bg black +sb -T "Console login" -e /bin/sh -c "/bin/cat /etc/issue; exec /bin/login"
+console_cmd         /usr/X11/bin/xterm -C -fg white -bg black +sb -T "Console login" -e /bin/sh -c "/bin/cat /etc/issue; exec /bin/login"
 #suspend_cmd        /usr/sbin/suspend
 
 # Full path to the xauth binary
-xauth_path         /usr/X11R6/bin/xauth 
+xauth_path         /usr/X11/bin/xauth 
 
 # Xauth file for server
 authfile           /var/run/slim.auth
@@ -33,7 +33,7 @@
 # to adjust the command according to your preferred shell,
 # i.e. for freebsd use:
 # login_cmd           exec /bin/sh - ~/.xinitrc %session
-login_cmd           exec /bin/bash -login ~/.xinitrc %session
+#login_cmd           exec /bin/bash -login ~/.xinitrc %session
 
 # Commands executed when starting and exiting a session.
 # They can be used for registering a X11 session with
@@ -51,7 +51,7 @@
 # The current chosen session name is replaced in the login_cmd
 # above, so your login command can handle different sessions.
 # see the xinitrc.sample file shipped with slim sources
-sessions            xfce4,icewm,wmaker,blackbox
+#sessions            xfce4,icewm,wmaker,blackbox
 
 # Executed when pressing F11 (requires imagemagick)
 screenshot_cmd      import -window root /slim.png