manage the creation of temporary directory and its automatical erasement

at the end of the script

tempdir.sh

+
+# LECA Bash library
+#
+# The LECA bash library provides a set of function used for helping
+# development of bash script mainly to write job script on the luke
+# cluster
+#
+# The files from the LECA Bash library must be sourced from your main script
+#
+#
+
+include logging
+logdebug "Load tempdir package"
+
+
+include ifs
+include stacks
+include atexit
+
+newstack __LECABASHLIB_BASETMPDIRSTACK__
+newstack __LECABASHLIB_TMPDIRSTACK__
+
+__LECABASHLIB_TMPBASENAME__="__tmp__$(whoami).${$}__lecabashlib__.XXXXX"
+
+function __remove_tmp__() {
+	echo "@@${__LECABASHLIB_TMPDIRSTACK__[@]}@@"
+	
+	while popvalue __LECABASHLIB_TMPDIRSTACK__ directory ; do
+		echo coucou tmp
+		
+		loginfo "Removing tempdir : $directory" 
+		rm -rf "$directory"
+	done
+}
+
+registeratexit __remove_tmp__
+
+
+function availabledisk() {
+  	local FILENAME="${1}"
+
+
+	pushifs $'\n'
+  
+	local lines=( $(df -k -P "${FILENAME}") )
+	
+	pushifs ' '
+	local fields=(${lines[0]})
+	local values=(${lines[1]})
+	popifs
+	popifs
+	
+	nfield=${#fields[@]}
+	i=0
+	while (( i < nfield )) && [[  "$(lower ${fields[$i]})" != "available" ]]  ; do
+	 i=$(( i + 1 ))
+	done
+	
+	
+	if (( i < nfield )) ; then
+		size=$(( values[i] / 1024 / 1024 ))
+		echo $size
+		return 0
+	else
+		return 1
+	fi
+
+}
+
+function registertmpdir() {
+	pushvalue __LECABASHLIB_BASETMPDIRSTACK__ "${1}"
+}
+
+function tempdirectory() {
+	local minsize="0"
+
+    if [[ ! -z "${1}" ]]; then
+      COMMAND="${1}="
+    else
+      COMMAND="echo "
+    fi
+	shift
+	
+	if [[ "$(stacksize __LECABASHLIB_BASETMPDIRSTACK__)" == "0" ]]; then
+		if [[ ! -z "$TMPDIR" ]] ; then
+			registertmpdir "$TMPDIR"
+		else
+			mkdir -p "$HOME/tmp"
+			registertmpdir "$HOME/tmp"
+		fi
+	fi
+
+	if [[ ! -z "${1}" ]] ; then
+		minsize="${1}"
+	fi
+	
+	local nbase=$(stacksize __LECABASHLIB_BASETMPDIRSTACK__)
+	local i=0
+	
+	while (( i < nbase )) && \
+	      (( $(availabledisk "${__LECABASHLIB_BASETMPDIRSTACK__[$i]}") < minsize )) ; do
+		i=$(( i + 1 ))
+	done
+	
+	if (( i >= nbase )) ; then
+		return 1
+	fi
+
+	local basedir="${__LECABASHLIB_BASETMPDIRSTACK__[$i]}"
+	local directory=$(mktemp -d "${basedir%/}/${__LECABASHLIB_TMPBASENAME__}") 
+	pushvalue __LECABASHLIB_TMPDIRSTACK__ "$directory" 
+	
+    local valcmd="${COMMAND}${directoty}"
+    eval $valcmd
+	
+}
+