Install everything nicely.
Generate tcllib.n.

--- installer.tcl.orig	Wed Jun  3 22:01:19 2015
+++ installer.tcl	Thu Jun  4 01:41:03 2015
@@ -84,16 +84,24 @@ if {![package vsatisfies [package provide Tcl] 8.0]} {
 
 proc xcopyfile {src dest} {
     # dest can be dir or file
+    if {[file isdirectory $dest]} {
+	set dest [file join $dest [file tail $src]]
+    }
+    log "Installing $src to $dest"
     run file copy -force $src $dest
+    file attributes $dest -permissions 0o444
     return
 }
 
 proc xcopy {src dest recurse {pattern *}} {
+    log "Making directory $dest"
     run file mkdir $dest
 
+    file attributes $dest -permissions 0o755
     if {[string equal $pattern *] || !$recurse} {
 	foreach file [glob -nocomplain [file join $src $pattern]] {
 	    set base [file tail $file]
+	    if {$base eq "ChangeLog" || [file extension $base] in {.orig .beforesubst}} { continue }
 	    set sub  [file join $dest $base]
 
 	    if {0 == [string compare CVS $base]} {continue}
@@ -144,6 +152,7 @@ proc write_out {f text} {
     catch {file delete -force $f}
     puts -nonewline [set of [open $f w]] $text
     close $of
+    file attributes $f -permissions 0o444
 }
 
 
@@ -184,7 +193,6 @@ proc run {args} {
             return -code error "Install error:\n $msg" 
         }
     }
-    log* .
     return
 }
 
@@ -209,18 +217,23 @@ proc ainstall {} {
 	set aexe [file join $distribution apps $a]
 	set adst [file join $config(app,path) ${a}$ext]
 
-	log "\nGenerating $adst"
-	if {!$config(dry)} {
-	    file mkdir [file dirname  $adst]
-	    catch {file delete -force $adst}
-	    file copy -force $aexe    $adst
+	if {![file exists $config(app,path)]} {
+	    log "Making directory $config(app,path)"
+	    run file mkdir $config(app,path)
+	    file attributes $config(app,path) -permissions 0o755
 	}
+	_exafile $aexe $adst
+	if {[file exists $aexe.man]} {
+	    set fn [file tail $aexe].n
+	    _manfile [file join $distribution idoc man files apps $fn] [file join $config(doc,nroff,path) $fn]
+	}
     }
     return
 }
 
 proc doinstall {} {
     global config package_version distribution package_name modules excluded
+    global pkgs
 
     if {!$config(no-exclude)} {
 	foreach p $excluded {
@@ -230,26 +243,29 @@ proc doinstall {} {
 	}
     }
 
+    array set pkgs [exec [info nameofexecutable] [file join $distribution sak.tcl] provided]
+
     if {$config(doc,nroff)} {
 	set config(man.macros) [string trim [get_input \
 		[file join $distribution support installation man.macros]]]
     }
     if {$config(pkg)}       {
 	xinstall   pkg $config(pkg,path)
-	gen_main_index $config(pkg,path) $package_name $package_version
     }
-    if {$config(doc,nroff)} {
+    if 0 {
 	foreach dir [glob -directory $distribution/idoc/man/files/modules *] {
 	    xcopy $dir $config(doc,nroff,path) 1
 	}
 	xcopy $distribution/idoc/man/files/apps $config(doc,nroff,path) 1
     }
+    xinstall doc [file join $distribution idoc man files modules] $config(doc,nroff,path)
     if {$config(doc,html)}  {
 	#xinstall doc html  html $config(doc,html,path)
 	xcopy $distribution/idoc/www $config(doc,html,path) 1
     }
-    if {$config(exa)}       {xinstall exa $config(exa,path)}
+    if {$config(exa)}       {xinstall exa [file join $distribution examples] $config(exa,path)}
     if {$config(app)}       {ainstall}
+    mkindex
     log ""
     return
 }
@@ -511,6 +527,10 @@ proc processargs {} {
 		set config(exa,path) [lindex $argv 1]
 		set argv             [lrange $argv 1 end]
 	    }
+	    -csb - -descr - -mp - -tclsh - -wish {
+		set config([string range [lindex $argv 0] 1 end]) [lindex $argv 1]
+		set argv [lrange $argv 1 end]
+	    }
 	    -help   -
 	    default {
 		puts stderr "usage: $argv0 ?-dry-run/-simulate? ?-no-wait? ?-no-gui? ?-html|-no-html? ?-nroff|-no-nroff? ?-examples|-no-examples? ?-pkgs|-no-pkgs? ?-pkg-path path? ?-apps|-no-apps? ?-app-path path? ?-nroff-path path? ?-html-path path? ?-example-path path?"
@@ -566,6 +586,40 @@ proc wait {} {
 	exit 0
     }
     return
+}
+
+proc mkindex {} {
+    global config package_name package_version modinfos
+    package require doctools
+
+    set modinfos [lsort -dictionary -index 0 $modinfos]
+
+    set title [expr {[string index $package_name 1] eq "k" ? "Tk" : "Tcl"}]
+    append title " Standard Library"
+
+    set mp ""
+    append mp {[comment {-*- tcl -*- doctools manpage}]}
+    append mp "\[manpage_begin $package_name n $package_version\]"
+    append mp "\[titledesc {$title}\]"
+    append mp "\[moddesc {$title}\]"
+
+    append mp {[description]} \n $config(descr)
+
+    append mp {[section MODULES] [list_begin options]}
+    foreach mi $modinfos {
+	set s "\[opt_def {[lindex $mi 0]} [string map {& ""} [lindex $mi 1]]\]"
+	append mp $s [string map {\\& "" [ [lb] ] [rb] N& N s& s} " [lindex $mi 2] - [lindex $mi 3]"]
+    }
+    append mp {[list_end]}
+
+    append mp {[manpage_end]}
+
+    set fn [file join $config(doc,nroff,path) $package_name.n]
+    log "Installing $package_name.n to $fn"
+    set f [open $fn w]
+    puts -nonewline $f [[::doctools::new mp -format nroff] format $mp]
+    close $f
+    file attributes $fn -permissions 0o444
 }
 
 # --------------------------------------------------------------