X-Git-Url: https://www.fleuret.org/cgi-bin/gitweb/gitweb.cgi?p=scripts.git;a=blobdiff_plain;f=kill-unused-xterms.sh;h=075b2ba1acb948cfa2f688537476ae30ac60b4a3;hp=21258baae092a5c6a7a37cbeab30a54a10917fd4;hb=HEAD;hpb=0c7aaabde9bf206dd017f468bf5af86e2efb22dd

diff --git a/kill-unused-xterms.sh b/kill-unused-xterms.sh
index 21258ba..8100b6b 100755
--- a/kill-unused-xterms.sh
+++ b/kill-unused-xterms.sh
@@ -21,16 +21,26 @@
 
 set -e
 
+TERMINAL_APP=xterm
+[[ "${TERMINAL_APP}" ]] || TERMINAL_APP=xterm
+
 NB_KILLED=0
 NB_TOTAL=0
-SHELL_NAME=bash
+SHELL_NAME=$(basename ${SHELL})
+
+# Loop through the pid of xterms
+for ppid in $(ps h -C "${TERMINAL_APP}" -o pid); do
 
-for ppid in $(ps h -C xterm -o pid); do
     N=0
+
+    # For each, loop through the child shells
     for pid in $(ps h --ppid $ppid -o pid,cmd | awk '{ if($2 == "'${SHELL_NAME}'") { print $1 }}'); do
+        # For each, count how many sub-process we do have
         K=$(ps h --ppid $pid -o pid | wc -l)
         N=$((N+K+1))
     done
+
+    # If there is only one, kill the xterm
     if [[ $N == 1 ]]; then
         kill -USR2 $ppid
         NB_KILLED=$((NB_KILLED+1))