added missing copyrights from scheme files.

benchmarks/bench.ss

@@ -1,4 +1,19 @@
 #!../src/ikarus -b ../scheme/ikarus.boot --r6rs-script
+;;; Ikarus Scheme -- A compiler for R6RS Scheme.
+;;; Copyright (C) 2006,2007,2008  Abdulaziz Ghuloum
+;;; 
+;;; This program is free software: you can redistribute it and/or modify
+;;; it under the terms of the GNU General Public License version 3 as
+;;; published by the Free Software Foundation.
+;;; 
+;;; This program is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+;;; General Public License for more details.
+;;; 
+;;; You should have received a copy of the GNU General Public License
+;;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
 
 (import (ikarus))
 (optimize-level 2)

benchmarks/benchall.ss

@@ -1,4 +1,19 @@
 #!/usr/bin/env ikarus --r6rs-script
+;;; Ikarus Scheme -- A compiler for R6RS Scheme.
+;;; Copyright (C) 2006,2007,2008  Abdulaziz Ghuloum
+;;; 
+;;; This program is free software: you can redistribute it and/or modify
+;;; it under the terms of the GNU General Public License version 3 as
+;;; published by the Free Software Foundation.
+;;; 
+;;; This program is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+;;; General Public License for more details.
+;;; 
+;;; You should have received a copy of the GNU General Public License
+;;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
 
 (import (ikarus))
 

benchmarks/rnrs-benchmarks.ss

@@ -1,3 +1,18 @@
+;;; Ikarus Scheme -- A compiler for R6RS Scheme.
+;;; Copyright (C) 2006,2007,2008  Abdulaziz Ghuloum
+;;; 
+;;; This program is free software: you can redistribute it and/or modify
+;;; it under the terms of the GNU General Public License version 3 as
+;;; published by the Free Software Foundation.
+;;; 
+;;; This program is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+;;; General Public License for more details.
+;;; 
+;;; You should have received a copy of the GNU General Public License
+;;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
 
 (library (rnrs-benchmarks)
   (export run-benchmark fatal-error include-source 

configure

@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.63 for ikarus 0.0.3.
+# Generated by GNU Autoconf 2.63 for ikarus 0.0.4-rc1.
 #
 # Report bugs to <aghuloum@cs.indiana.edu>.
 #
@@ -596,8 +596,8 @@ SHELL=${CONFIG_SHELL-/bin/sh}
 # Identity of this package.
 PACKAGE_NAME='ikarus'
 PACKAGE_TARNAME='ikarus'
-PACKAGE_VERSION='0.0.3'
+PACKAGE_VERSION='0.0.4-rc1'
-PACKAGE_STRING='ikarus 0.0.3'
+PACKAGE_STRING='ikarus 0.0.4-rc1'
 PACKAGE_BUGREPORT='aghuloum@cs.indiana.edu'
 
 ac_unique_file="src/"
@@ -1306,7 +1306,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures ikarus 0.0.3 to adapt to many kinds of systems.
+\`configure' configures ikarus 0.0.4-rc1 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1377,7 +1377,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of ikarus 0.0.3:";;
+     short | recursive ) echo "Configuration of ikarus 0.0.4-rc1:";;
    esac
   cat <<\_ACEOF
 
@@ -1468,7 +1468,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-ikarus configure 0.0.3
+ikarus configure 0.0.4-rc1
 generated by GNU Autoconf 2.63
 
 Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001,
@@ -1482,7 +1482,7 @@ cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by ikarus $as_me 0.0.3, which was
+It was created by ikarus $as_me 0.0.4-rc1, which was
 generated by GNU Autoconf 2.63.  Invocation command line was
 
   $ $0 $@
@@ -2324,7 +2324,7 @@ fi
 
 # Define the identity of the package.
  PACKAGE=ikarus
- VERSION=0.0.3
+ VERSION=0.0.4-rc1
 
 
 cat >>confdefs.h <<_ACEOF
@@ -10742,7 +10742,7 @@ exec 6>&1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by ikarus $as_me 0.0.3, which was
+This file was extended by ikarus $as_me 0.0.4-rc1, which was
 generated by GNU Autoconf 2.63.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -10805,7 +10805,7 @@ Report bugs to <bug-autoconf@gnu.org>."
 _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_version="\\
-ikarus config.status 0.0.3
+ikarus config.status 0.0.4-rc1
 configured by $0, generated by GNU Autoconf 2.63,
   with options \\"`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`\\"
 

configure.ac

@@ -2,9 +2,9 @@
 # Process this file with autoconf to produce a configure script.
 
 AC_PREREQ(2.59)
-AC_INIT(ikarus, 0.0.3, aghuloum@cs.indiana.edu)
+AC_INIT(ikarus, 0.0.4-rc1, aghuloum@cs.indiana.edu)
 AC_CANONICAL_SYSTEM
-AM_INIT_AUTOMAKE(ikarus, 0.0.3)
+AM_INIT_AUTOMAKE(ikarus, 0.0.4-rc1)
 AC_CONFIG_SRCDIR([src/])
 
 

lab/check-comments.ss

@@ -0,0 +1,63 @@
+#!/usr/bin/env ikarus --r6rs-script
+
+(import (ikarus))
+
+(define (suffix? s str)
+  (let ([n1 (string-length s)] [n2 (string-length str)])
+    (and (>= n2 n1)
+         (string=? s (substring str (- n2 n1) n2)))))
+
+(define (prefix? s str)
+  (let ([n1 (string-length s)] [n2 (string-length str)])
+    (and (>= n2 n1)
+         (string=? s (substring str 0 n1)))))
+
+
+
+
+
+(define (scheme? str)
+  (ormap (lambda (s) (suffix? s str)) (library-extensions)))
+
+
+(define (lsr dir)
+  (define (app x) (string-append dir "/" x))
+  (let-values ([(dirs others)
+                (partition file-directory? 
+                  (directory-list dir))])
+    (apply append 
+      (map app (filter scheme? others))
+      (map lsr 
+        (map app
+          (filter 
+            (lambda (x)
+              (and (not (string=? x ".")) (not (string=? x ".."))))
+            dirs))))))
+
+
+(define (has-comment? x)
+  (with-input-from-file x
+    (lambda () 
+      (define (S0)
+        (let ([x (read-line)])
+          (cond
+            [(eof-object? x) #f]
+            [(prefix? "#!" x) (S1)]
+            [(prefix? ";;; Copyright" x) #t]
+            [(prefix? ";;;" x) (S1)]
+            [else #f])))
+      (define (S1)
+        (let ([x (read-line)])
+          (cond
+            [(eof-object? x) #f]
+            [(prefix? ";;; Copyright" x) #t]
+            [(prefix? ";;;" x) (S1)]
+            [else #f])))
+      (S0))))
+
+(define (check-comment x)
+  (unless (has-comment? x)
+    (printf "no comment in ~s\n" x)))
+
+(for-each check-comment (lsr "."))
+

lib/Cocoa.ss

@@ -1,3 +1,18 @@
+;;; Ikarus Scheme -- A compiler for R6RS Scheme.
+;;; Copyright (C) 2008,2009  Abdulaziz Ghuloum
+;;; 
+;;; This program is free software: you can redistribute it and/or modify
+;;; it under the terms of the GNU General Public License version 3 as
+;;; published by the Free Software Foundation.
+;;; 
+;;; This program is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+;;; General Public License for more details.
+;;; 
+;;; You should have received a copy of the GNU General Public License
+;;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
 
 (library (Cocoa)
   (export) ; below

lib/objc.ss

@@ -1,3 +1,19 @@
+;;; Ikarus Scheme -- A compiler for R6RS Scheme.
+;;; Copyright (C) 2008,2009  Abdulaziz Ghuloum
+;;; 
+;;; This program is free software: you can redistribute it and/or modify
+;;; it under the terms of the GNU General Public License version 3 as
+;;; published by the Free Software Foundation.
+;;; 
+;;; This program is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+;;; General Public License for more details.
+;;; 
+;;; You should have received a copy of the GNU General Public License
+;;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
 
 (library (objc)
   (export

lib/ypsilon-compat.ikarus.ss

@@ -1,3 +1,19 @@
+;;; Ikarus Scheme -- A compiler for R6RS Scheme.
+;;; Copyright (C) 2008,2009  Abdulaziz Ghuloum
+;;; 
+;;; This program is free software: you can redistribute it and/or modify
+;;; it under the terms of the GNU General Public License version 3 as
+;;; published by the Free Software Foundation.
+;;; 
+;;; This program is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+;;; General Public License for more details.
+;;; 
+;;; You should have received a copy of the GNU General Public License
+;;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
 
 (library (ypsilon-compat)
   (export on-windows on-darwin on-linux on-freebsd on-posix

lib/ypsilon-compat.ypsilon.ss

@@ -1,3 +1,19 @@
+;;; Ikarus Scheme -- A compiler for R6RS Scheme.
+;;; Copyright (C) 2008,2009  Abdulaziz Ghuloum
+;;; 
+;;; This program is free software: you can redistribute it and/or modify
+;;; it under the terms of the GNU General Public License version 3 as
+;;; published by the Free Software Foundation.
+;;; 
+;;; This program is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+;;; General Public License for more details.
+;;; 
+;;; You should have received a copy of the GNU General Public License
+;;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
 
 (library (ypsilon-compat)
   (export on-windows on-darwin on-linux on-freebsd on-posix

scheme/ikarus.apropos.ss

@@ -1,3 +1,19 @@
+;;; Ikarus Scheme -- A compiler for R6RS Scheme.
+;;; Copyright (C) 2008,2009  Abdulaziz Ghuloum
+;;; 
+;;; This program is free software: you can redistribute it and/or modify
+;;; it under the terms of the GNU General Public License version 3 as
+;;; published by the Free Software Foundation.
+;;; 
+;;; This program is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+;;; General Public License for more details.
+;;; 
+;;; You should have received a copy of the GNU General Public License
+;;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
 
 (library (ikarus.apropos)
   (export apropos)

scheme/ikarus.main.ss

@@ -26,17 +26,18 @@
   (define (host-info) target)
   
   (define (print-greeting)
-    (printf "Ikarus Scheme version ~a\n" 
+    (printf "Ikarus Scheme version ~a~a~a~a\n" 
-      (if (zero? (string-length ikarus-revision))
       ikarus-version
-          (format "~a+ (revision ~a, build ~a~a)"
+      (if (zero? (string-length ikarus-revision)) "" "+")
-            ikarus-version
-            (+ 1 (string->number ikarus-revision))
-            (let-syntax ([ds (lambda (x) (date-string))])
-              ds)
       (if (= (fixnum-width) 30)
           ""
-                ", 64-bit"))))
+          ", 64-bit")
+      (if (zero? (string-length ikarus-revision)) 
+          ""
+          (format " (revision ~a, build ~a)"
+            (+ 1 (string->number ikarus-revision))
+            (let-syntax ([ds (lambda (x) (date-string))])
+              ds))))
     (display "Copyright (c) 2006-2008 Abdulaziz Ghuloum\n\n"))
 
   (define (init-library-path) 

scheme/ikarus.not-yet-implemented.ss

@@ -1,3 +1,19 @@
+;;; Ikarus Scheme -- A compiler for R6RS Scheme.
+;;; Copyright (C) 2008,2009  Abdulaziz Ghuloum
+;;; 
+;;; This program is free software: you can redistribute it and/or modify
+;;; it under the terms of the GNU General Public License version 3 as
+;;; published by the Free Software Foundation.
+;;; 
+;;; This program is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+;;; General Public License for more details.
+;;; 
+;;; You should have received a copy of the GNU General Public License
+;;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
 
 (library (ikarus not-yet-implemented)
   (export 

scheme/ikarus.pointers.ss

@@ -1,3 +1,19 @@
+;;; Ikarus Scheme -- A compiler for R6RS Scheme.
+;;; Copyright (C) 2008,2009  Abdulaziz Ghuloum
+;;; 
+;;; This program is free software: you can redistribute it and/or modify
+;;; it under the terms of the GNU General Public License version 3 as
+;;; published by the Free Software Foundation.
+;;; 
+;;; This program is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+;;; General Public License for more details.
+;;; 
+;;; You should have received a copy of the GNU General Public License
+;;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
 
 (library (ikarus.pointers)
   (export pointer? integer->pointer pointer->integer 

scheme/ikarus.string-to-number.ss

@@ -1,3 +1,19 @@
+;;; Ikarus Scheme -- A compiler for R6RS Scheme.
+;;; Copyright (C) 2008,2009  Abdulaziz Ghuloum
+;;; 
+;;; This program is free software: you can redistribute it and/or modify
+;;; it under the terms of the GNU General Public License version 3 as
+;;; published by the Free Software Foundation.
+;;; 
+;;; This program is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+;;; General Public License for more details.
+;;; 
+;;; You should have received a copy of the GNU General Public License
+;;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
 
 (library (ikarus.string-to-number)
   (export string->number define-string->number-parser)

scheme/ikarus.symbol-table.ss

@@ -1,3 +1,19 @@
+;;; Ikarus Scheme -- A compiler for R6RS Scheme.
+;;; Copyright (C) 2008,2009  Abdulaziz Ghuloum
+;;; 
+;;; This program is free software: you can redistribute it and/or modify
+;;; it under the terms of the GNU General Public License version 3 as
+;;; published by the Free Software Foundation.
+;;; 
+;;; This program is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+;;; General Public License for more details.
+;;; 
+;;; You should have received a copy of the GNU General Public License
+;;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
 
 (library (ikarus.symbol-table)
   (export string->symbol initialize-symbol-table! $symbol-table-size)

scheme/last-revision

@@ -1 +1 @@
-1743
+1744