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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-05 18:33:23 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-05 18:33:23 +0000
commit1d5cace9db9aef76f26b2d7ba54bbb76443b00b2 (patch)
tree314a15dd1aa103da13bdc83ba1d2105a290bc5ba /examples/functions/fstty
parentInitial commit. (diff)
downloadbash-1d5cace9db9aef76f26b2d7ba54bbb76443b00b2.tar.xz
bash-1d5cace9db9aef76f26b2d7ba54bbb76443b00b2.zip
Adding upstream version 5.0.upstream/5.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+#
+# A function that works as a front end for both stty and the `bind'
+# builtin, so the tty driver and readline see the same changes
+#
+#
+# Chet Ramey <chet.ramey@case.edu>
+#
+# Copyright 2011 Chester Ramey
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+#
+# TThis 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, write to the Free Software Foundation,
+# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+#
+# Convert between the stty ^H control character form and the readline \C-H
+# form
+#
+cvt()
+{
+ echo "$@" | cat -v | sed 's/\^/\\C-/'
+}
+
+#
+# stty front-end. Parses the argument list and creates two command strings,
+# one for stty, another for bind.
+#
+fstty()
+{
+ local cmd="" bargs=""
+ local e
+
+ while [ $# -gt 0 ]
+ do
+ case "$1" in
+ -a) cmd="$cmd everything"
+ ;;
+ erase) shift;
+ e=$(cvt "$1")
+ cmd="$cmd erase $1"
+ bargs="$bargs '\"$e\": backward-delete-char'"
+ ;;
+ kill) shift
+ e=$(cvt "$1")
+ cmd="$cmd kill $1"
+ bargs="$bargs '\"$e\": unix-line-discard'"
+ ;;
+ werase) shift;
+ e=$(cvt "$1")
+ cmd="$cmd erase $1"
+ bargs="$bargs '\"$e\": backward-kill-word'"
+ ;;
+ lnext) shift;
+ e=$(cvt "$1")
+ cmd="$cmd erase $1"
+ bargs="$bargs '\"$e\": quoted-insert'"
+ ;;
+ *) cmd="$cmd $1"
+ ;;
+ esac
+ shift
+ done
+
+ command stty $cmd
+ if [ -n "$bargs" ]; then
+ builtin bind $bargs
+ fi
+}