MUTTJUMP_USE_SCREEN=${MUTTJUMP_USE_SCREEN:-auto}
# "yes" or "no"
-# If this is set to "yes", muttjump will not open a new instance of
-# mutt, but instead jump to the original message in a running mutt
-# (which is running in a screen session).
-# ATTENTION: You need to have one mutt instance open for every mailbox
-# for this to work!
+# Set this to "yes" if you want exactly one screen window (with mutt running
+# inside) per mailbox. With new versions of screen (> 4.00) it is possible
+# to do that automatically, with old versions you have to start them
+# manually! Setting this to yes implies MUTTJUMP_USE_SCREEN=yes.
MUTTJUMP_MULTI_SCREEN_MODE=${MUTTJUMP_MULTI_SCREEN_MODE:-no}
# function to create the screen window name from the full path of the mailbox
fi
# Version of GNU screen
-# Since 4.01.00 (commit d87a0d8) backslash handling was altered.
+# Since 4.01.00devel (commit 98b6b41) backslash handling for -X was altered.
MUTTJUMP_SCREEN_VERSION=${MUTTJUMP_SCREEN_VERSION:-auto}
# program paths
awk '{ y = length(); if (y > x) x = y } END { print x }'
}
+# Check if screen is new enough to parse -X (commit 98b6b41) and support
+# -Q (commit 8147d08). It (falsely) assumes that screen version > 4.00
+# does this. Distributions that use git versions are likely to also keep
+# them up to date.
function is_new_screen () {
sv=$MUTTJUMP_SCREEN_VERSION
if [ "$sv" = auto ] ; then
fi
screen_opts=()
+screen_query_arg=""
if [ "$MUTTJUMP_USE_SCREEN" = yes ] ; then
if [ -n "$STY" ] ; then
screen_opts=("-X" "screen")
if is_new_screen ; then
jump_cmd=${jump_cmd/\\/\\\\\\}
+ screen_query_arg="-Q"
fi
else
reopen_tty
fi
if [ "$MUTTJUMP_MULTI_SCREEN_MODE" = yes -a -n "$STY" ] ; then
- if is_new_screen ; then
- $SCREEN -X -p "$screen_window_name" -Q select "$screen_window_name" >/dev/null
- fi
+ $SCREEN -X -p "$screen_window_name" $screen_query_arg \
+ select "$screen_window_name" >/dev/null
if [ $? = 0 ] ; then
$SCREEN -X -p "$screen_window_name" stuff ":push \"$jump_cmd\"\r"
exit 0