From 7a4ad0fc834f304cb53934a565a5ee81a10b0612 Mon Sep 17 00:00:00 2001
From: Fred Drake <fdrake@acm.org>
Date: Fri, 15 May 1998 13:45:54 +0000
Subject: [PATCH] Extend handling for \let a bit, to also allow
 \let\something=<character>.  We still don't support things like
 \let^^M=\something, where ^^M could actually be any active character.  Print
 a decent warning if we find one we can't handle.

---
 Doc/perl/python.perl | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/Doc/perl/python.perl b/Doc/perl/python.perl
index 8882b319fa2..5a04b7c6ad3 100644
--- a/Doc/perl/python.perl
+++ b/Doc/perl/python.perl
@@ -63,12 +63,23 @@ sub ArabictoRoman {
 sub do_cmd_let{
     local($_) = @_;
     my $matched = 0;
-    s/\s*[\\]([a-zA-Z]+)\s*(=\s*)?[\\]([a-zA-Z]*)/$matched=1; ''/e;
+    s/[\\]([a-zA-Z]+)\s*(=\s*)?[\\]([a-zA-Z]*)/$matched=1; ''/e;
     if ($matched) {
 	my($new, $old) = ($1, $3);
 	eval "sub do_cmd_$new { do_cmd_$old" . '(@_); }';
 	print "\ndefining handler for \\$new using \\$old\n";
     }
+    else {
+	s/[\\]([a-zA-Z]+)\s*(=\s*)?([^\\])/$matched=1; ''/es;
+	if ($matched) {
+	    my($new, $char) = ($1, $3);
+	    eval "sub do_cmd_$new { \"\\$char\" . \@_[0]; }";
+	    print "\ndefining handler for \\$new to insert '$char'\n";
+	}
+	else {
+	    write_warnings("Could not interpret \\let construct...");
+	}
+    }
     $_;
 }