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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 06:17:24 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 06:17:24 +0000
commit9d8085074991d5c0a42d6fc96a2d1a3ee918aad1 (patch)
treec85bca1e6c11eb872edfc64c524d20f2b7e3307b /examples/functions/notify.bash
parentInitial commit. (diff)
downloadbash-70baf9b08adef67074da9e233fa847220a474b78.tar.xz
bash-70baf9b08adef67074da9e233fa847220a474b78.zip
Adding upstream version 5.1.upstream/5.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'examples/functions/notify.bash')
-rw-r--r--examples/functions/notify.bash77
1 files changed, 77 insertions, 0 deletions
diff --git a/examples/functions/notify.bash b/examples/functions/notify.bash
new file mode 100644
index 0000000..ed4377c
--- /dev/null
+++ b/examples/functions/notify.bash
@@ -0,0 +1,77 @@
+#
+# Chet Ramey <chet.ramey@case.edu>
+#
+# Copyright 1992 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.
+
+trap _notify CHLD
+NOTIFY_ALL=false
+unset NOTIFY_LIST
+unalias false
+
+false()
+{
+ return 1
+}
+
+_notify ()
+{
+ local i j
+ local newlist=
+
+ if $NOTIFY_ALL
+ then
+ return # let bash take care of this itself
+ elif [ -z "$NOTIFY_LIST" ]; then
+ return
+ else
+ set -- $NOTIFY_LIST
+ for i in "$@"
+ do
+ j=$(jobs -n %$i)
+ if [ -n "$j" ]; then
+ echo "$j"
+ jobs -n %$i >/dev/null
+ else
+ newlist="newlist $i"
+ fi
+ done
+ NOTIFY_LIST="$newlist"
+ fi
+}
+
+notify ()
+{
+ local i j
+
+ if [ $# -eq 0 ]; then
+ NOTIFY_ALL=:
+ set -b
+ return
+ else
+ for i in "$@"
+ do
+ # turn a valid job spec into a job number
+ j=$(jobs $i)
+ case "$j" in
+ [*) j=${j%%]*}
+ j=${j#[}
+ NOTIFY_LIST="$NOTIFY_LIST $j"
+ ;;
+ esac
+ done
+ fi
+}