Import Upstream version 5e1upstream/5e1

1 files changed, 34 insertions, 31 deletions

diff --git a/README b/README
index e672a56..6a1ba84 100644
--- a/README
+++ b/README
@@ -1,17 +1,18 @@
-This directory contains the distribution of scm5d9.  Scm conforms to
+This directory contains the distribution of scm5e1.  Scm conforms to
 Revised^5 Report on the Algorithmic Language Scheme and the IEEE P1178
 specification. SCM runs under Amiga, Atari-ST, MacOS, MS-DOS, OS/2,
 NOS/VE, Unicos, VMS, Unix and similar systems.
 
-               <http://swissnet.ai.mit.edu/~jaffer/SCM>
+               `http://swiss.csail.mit.edu/~jaffer/SCM'
 
-Manifest
-========
+0.1 Manifest
+============
 
 `.gdbinit'       provides commands for debugging SCM with GDB
 `COPYING'        details the LACK OF WARRANTY for SCM and the conditions
                  for distributing SCM.
 `ChangeLog'      changes to SCM.
+`Idiffer.scm'    Linear-space O(PN) sequence comparison.
 `Iedline.scm'    Gnu readline input editing.
 `Init.scm'       Scheme initialization.
 `Link.scm'       Dynamic link/loading.
@@ -30,6 +31,7 @@ Manifest
 `continue.h'     continuations.
 `crs.c'          interactive terminal control.
 `debug.c'        debugging, printing code.
+`differ.c'       Linear-space O(PN) sequence comparison.
 `dynl.c'         dynamically load object files.
 `ecrt0.c'        discover the start of initialized data space
                  dynamically at runtime.
@@ -93,8 +95,8 @@ Manifest
 
 File: scm.info,  Node: SLIB,  Next: Building SCM,  Prev: Making SCM,  Up: Installing SCM
 
-SLIB
-====
+2.2 SLIB
+========
 
 [SLIB] is a portable Scheme library meant to provide compatibility and
 utility functions for all standard Scheme implementations.  Although
@@ -102,18 +104,18 @@ SLIB is not _neccessary_ to run SCM, I strongly suggest you obtain and
 install it.  Bug reports about running SCM without SLIB have very low
 priority.  SLIB is available from the same sites as SCM:
 
-   * swissnet.ai.mit.edu:/pub/scm/slib3a1.tar.gz
+   * swiss.csail.mit.edu:/pub/scm/slib3a2.tar.gz
 
-   * ftp.gnu.org:/pub/gnu/jacal/slib3a1.tar.gz
+   * ftp.gnu.org:/pub/gnu/jacal/slib3a2.tar.gz
 
-   * ftp.cs.indiana.edu:/pub/scheme-repository/imp/slib3a1.tar.gz
+   * ftp.cs.indiana.edu:/pub/scheme-repository/imp/slib3a2.tar.gz
 
-Unpack SLIB (`tar xzf slib3a1.tar.gz' or `unzip -ao slib3a1.zip') in an
+Unpack SLIB (`tar xzf slib3a2.tar.gz' or `unzip -ao slib3a2.zip') in an
 appropriate directory for your system; both `tar' and `unzip' will
 create the directory `slib'.
 
 Then create a file `require.scm' in the SCM "implementation-vicinity"
-(this is the same directory as where the file `Init5d9.scm' is
+(this is the same directory as where the file `Init5e1.scm' is
 installed).  `require.scm' should have the contents:
 
      (define (library-vicinity) "/usr/local/lib/slib/")
@@ -138,8 +140,8 @@ overrides `require.scm'.  Again, absolute pathnames are recommended.
 
 File: scm.info,  Node: Making SCM,  Next: SLIB,  Prev: Installing SCM,  Up: Installing SCM
 
-Making SCM
-==========
+2.1 Making SCM
+==============
 
 The SCM distribution has "Makefile" which contains rules for making
 "scmlit", a "bare-bones" version of SCM sufficient for running `build'.
@@ -150,7 +152,7 @@ Makefiles are not portable to the majority of platforms.  If `Makefile'
 works for you, good; If not, I don't want to hear about it.  If you
 need to compile SCM without build, there are several ways to proceed:
 
-   * Use the build (http://swissnet.ai.mit.edu/~jaffer/buildscm.html)
+   * Use the build (http://swiss.csail.mit.edu/~jaffer/buildscm.html)
      web page to create custom batch scripts for compiling SCM.
 
    * Use SCM on a different platform to run `build' to create a script
@@ -165,14 +167,14 @@ need to compile SCM without build, there are several ways to proceed:
 
 File: scm.info,  Node: Editing Scheme Code,  Next: Debugging Scheme Code,  Prev: SCM Session,  Up: Operational Features
 
-Editing Scheme Code
-===================
+3.7 Editing Scheme Code
+=======================
 
- - Function: ed arg1 ...
+ -- Function: ed arg1 ...
      The value of the environment variable `EDITOR' (or just `ed' if it
      isn't defined) is invoked as a command with arguments ARG1 ....
 
- - Function: ed filename
+ -- Function: ed filename
      If SCM is compiled under VMS `ed' will invoke the editor with a
      single the single argument FILENAME.
 
@@ -214,8 +216,8 @@ other systems:
 
 File: scm.info,  Node: Problems Compiling,  Next: Problems Linking,  Prev: Automatic C Preprocessor Definitions,  Up: Installing SCM
 
-Problems Compiling
-==================
+2.8 Problems Compiling
+======================
 
 FILE    PROBLEM / MESSAGE                HOW TO FIX
 *.c     include file not found.          Correct the status of
@@ -248,8 +250,8 @@ scl.c   syntax error.                    #define SYSTNAME to your system
 
 File: scm.info,  Node: Problems Linking,  Next: Problems Running,  Prev: Problems Compiling,  Up: Installing SCM
 
-Problems Linking
-================
+2.9 Problems Linking
+====================
 
 PROBLEM                              HOW TO FIX
 _sin etc. missing.                   Uncomment LIBS in makefile.
@@ -258,8 +260,8 @@ _sin etc. missing.                   Uncomment LIBS in makefile.
 
 File: scm.info,  Node: Problems Running,  Next: Testing,  Prev: Problems Linking,  Up: Installing SCM
 
-Problems Running
-================
+2.10 Problems Running
+=====================
 
 PROBLEM                              HOW TO FIX
 Opening message and then machine     Change memory model option to C
@@ -278,17 +280,17 @@ remove <FLAG> in scmfig.h and        Do so and recompile files.
 recompile scm.                       
 add <FLAG> in scmfig.h and           
 recompile scm.                       
-ERROR: Init5d9.scm not found.        Assign correct IMPLINIT in makefile
+ERROR: Init5e1.scm not found.        Assign correct IMPLINIT in makefile
                                      or scmfig.h.
                                      Define environment variable
                                      SCM_INIT_PATH to be the full
-                                     pathname of Init5d9.scm.
+                                     pathname of Init5e1.scm.
 WARNING: require.scm not found.      Define environment variable
                                      SCHEME_LIBRARY_PATH to be the full
                                      pathname of the scheme library
                                      [SLIB].
                                      Change library-vicinity in
-                                     Init5d9.scm to point to library or
+                                     Init5e1.scm to point to library or
                                      remove.
                                      Make sure the value of
                                      (library-vicinity) has a trailing
@@ -298,8 +300,8 @@ WARNING: require.scm not found.      Define environment variable
 
 File: scm.info,  Node: Testing,  Next: Reporting Problems,  Prev: Problems Running,  Up: Installing SCM
 
-Testing
-=======
+2.11 Testing
+============
 
 Loading `r4rstest.scm' in the distribution will run an [R4RS]
 conformance test on `scm'.
@@ -349,7 +351,7 @@ Some symbol names print incorrectly. Change memory model option to C
                                      than HEAP_SEG_SIZE).
 ERROR: Rogue pointer in Heap.        See above under machine crashes.
 Newlines don't appear correctly in   Check file mode (define OPEN_... in
-output files.                        `Init5d9.scm').
+output files.                        `Init5e1.scm').
 Spaces or control characters appear  Check character defines in
 in symbol names.                     `scmfig.h'.
 Negative numbers turn positive.      Check SRS in `scmfig.h'.
@@ -364,5 +366,6 @@ Sparc(SUN-4) heap is growing out of control
      This causes lots of stuff which should be collected to not be.
      This will be a problem with any _conservative_ GC until we find
      what instruction will clear the register windows.  This problem is
-     exacerbated by using lots of call-with-current-continuations.
+     exacerbated by using lots of call-with-current-continuations.  A
+     possible fix for dynthrow() is commented out in `continue.c'.