Remove -DUSE_C_BACKTRACE part: from e849841dca2a8b1111999

[metaconfig.git] / U / README

diff --git a/U/README b/U/README
index 195904e..c8033f4 100644 (file)
--- a/U/README
+++ b/U/README
@@ -2,6 +2,7 @@
                     Perl5 Metaconfig Units
 
             Copyright (c) 1996-1998, Andy Dougherty
+            Copyright (c) 1999-2011, H.Merijn Brand
                        All rights reserved.
 
 These units are the ones used to build Configure and config_h.SH
@@ -22,12 +23,21 @@ Glossary.patch
     complain.  This patch silences those warnings.  As new units are
     added and Configure is regenerated, this patch may need more and more
     'fuzz' to be applied.  It should be freshly regenerated every once
-    in a while.
+    in a while. See also mkgloss.pl
+
+ln-all.pl
+    Re-generate the all/ folder
 
 mkglossary
     A script to regenerate Porting/Glossary.  You have to manually
     edit the top of the script to point the location of your metaconfig 
-    units.  It is called automatically by 'mksample'.
+    units.  It is called automatically by 'mksample'. See also mkgloss.pl
+
+mkgloss.pl
+    A perl script that calls U/mkglossary from the perl source tree, sorts
+    the list of symbols, and applies the patch mentioned in Glossary.patch.
+    When called on its own, redirect the output to a temporary file,  and
+    compare that file to Porting/Glossary before applying.
 
 mksample
     A script to regenerate Porting/config.sh and Porting/config.H.
@@ -55,6 +65,10 @@ acl/
     This is an old patch to begin to detect and use ACL (access
     control list) file protection schemes.
 
+all/
+    A folder that conveniently holds symbolic links to all the modules
+    that are used to build the current Configure and config_h.SH.
+
 compline/
     These are similar to the standard units, but I have modified them
     to have a more uniform compile command line, usually using the
@@ -85,7 +99,7 @@ modified/
 nullified/
     These are null units that replace units in the standard
     distribution.  Typically they are there because some part of the
-    perl source accidentally uses a symbol that metaconfig means we
+    perl source accidentally uses a symbol that metaconfig thinks means we
     want the corresponding unit.
 
 perl/