ncurses 5.9 - patch 20130805

[ncurses.git] / misc / gen_edit.sh

diff --git a/misc/gen_edit.sh b/misc/gen_edit.sh
index e9b339010c9a3336d2f6d189d41517b88314a50b..3460afcdf9bb56b06cf11bdc74935697cb0c03a4 100755 (executable)
--- a/misc/gen_edit.sh
+++ b/misc/gen_edit.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 ##############################################################################
-# Copyright (c) 2004,2011 Free Software Foundation, Inc.                     #
+# Copyright (c) 2004-2011,2012 Free Software Foundation, Inc.                #
 #                                                                            #
 # Permission is hereby granted, free of charge, to any person obtaining a    #
 # copy of this software and associated documentation files (the "Software"), #
@@ -29,7 +29,7 @@
 #
 # Author: Thomas E. Dickey
 #
-# $Id: gen_edit.sh,v 1.2 2011/09/11 00:47:26 tom Exp $
+# $Id: gen_edit.sh,v 1.5 2012/04/01 15:04:37 tom Exp $
 # Generate a sed-script for converting the terminfo.src to the form which will
 # be installed.
 #
@@ -37,19 +37,24 @@
 #      The leaf directory names (lib, tabset, terminfo)
 #
 
-: ${ticdir=@TERMINFO@}
-: ${xterm_new=@WHICH_XTERM@}
+linux_dft=linux2.2
+
+: ${datadir=/usr/share}
+: ${WHICH_LINUX=$linux_dft}
+: ${WHICH_XTERM=xterm-new}
+: ${XTERM_KBS=BS}
 
 # If we're not installing into /usr/share/, we'll have to adjust the location
 # of the tabset files in terminfo.src (which are in a parallel directory).
-TABSET=`echo $ticdir | sed -e 's%/terminfo$%/tabset%'`
+TABSET=${datadir}/tabset
 if test "x$TABSET" != "x/usr/share/tabset" ; then
 cat <<EOF
 s%/usr/share/tabset%$TABSET%g
 EOF
 fi
 
-if test "$xterm_new" != "xterm-new" ; then
+if test "$WHICH_XTERM" != "xterm-new" ; then
+echo "** using $WHICH_XTERM terminal description for XTerm entry" >&2
 cat <<EOF
 /^# This is xterm for ncurses/,/^$/{
        s/use=xterm-new,/use=$WHICH_XTERM,/
@@ -57,26 +62,57 @@ cat <<EOF
 EOF
 fi
 
-# Work around incompatibities built into Linux console.  The 2.6 series added
-# a patch to fixup the SI/SO behavior, which is closer to vt100, but the older
-# kernels do not recognize those controls.
-system=`uname -s 2>/dev/null`
-if test "x$system" = xLinux
-then
-       case x`uname -r` in
-       x1.*)
+if test "$XTERM_KBS" != "BS" ; then
+echo "** using DEL for XTerm backspace-key" >&2
 cat <<EOF
-/^# This is Linux console for ncurses/,/^$/{
-       s/use=linux3.0,/use=linux-c,/
+/^xterm+kbs|fragment for backspace key/,/^#/{
+       s/kbs=^H,/kbs=^?,/
 }
 EOF
-               ;;
-       x2.[0-4]*)
+fi
+
+# Work around incompatibities built into Linux console.  The 2.6 series added
+# a patch to fixup the SI/SO behavior, which is closer to vt100, but the older
+# kernels do not recognize those controls.  All of the kernels recognize the
+# older flavor of rmacs/smacs, but beginning in the late 1990s, changes made
+# as part of implementing UTF-8 prevent using those for line-drawing when the
+# console is in UTF-8 mode.  Taking into account the fact that it took about
+# ten years to provide (and distribute) the 2.6 series' change for SI/SO, the
+# default remains "linux2.2".
+case x$WHICH_LINUX in #(vi
+xauto)
+       system=`uname -s 2>/dev/null`
+       if test "x$system" = xLinux
+       then
+               case x`uname -r` in
+               x1.*)
+                       WHICH_LINUX=linux-c
+                       ;;
+               x2.[0-4]*)
+                       WHICH_LINUX=linux2.2
+                       ;;
+               *)
+                       WHICH_LINUX=linux3.0
+                       ;;
+               esac
+       else
+               WHICH_LINUX=$linux_dft
+       fi
+       ;;
+xlinux*)
+       # allow specific setting
+       ;;
+*)
+       WHICH_LINUX=$linux_dft
+       ;;
+esac
+
+if test $WHICH_LINUX != $linux_dft
+then
+echo "** using $WHICH_LINUX terminal description for Linux console" >&2
 cat <<EOF
 /^# This is Linux console for ncurses/,/^$/{
-       s/use=linux3.0,/use=linux2.2,/
+       s/use=$linux_dft,/use=$WHICH_LINUX,/
 }
 EOF
-               ;;
-       esac
 fi