--- mitgcm.org/scripts/mk_git_tarfile	2018/02/01 01:16:38	1.6
+++ mitgcm.org/scripts/mk_git_tarfile	2019/04/02 14:06:06	1.11
@@ -1,6 +1,6 @@
 #! /usr/bin/env bash
 
-# $Header: /home/ubuntu/mnt/e9_copy/mitgcm.org/scripts/mk_git_tarfile,v 1.6 2018/02/01 01:16:38 jmc Exp $
+# $Header: /home/ubuntu/mnt/e9_copy/mitgcm.org/scripts/mk_git_tarfile,v 1.11 2019/04/02 14:06:06 jmc Exp $
 
 # download the source code from github and make a tar file
   git_repo='MITgcm';  git_code='MITgcm'
@@ -34,23 +34,30 @@
 #  chgrp gcmpack $git_code
    chmod 775 $git_code
 
-rm -rf MITgcm_ss_*
 arName='MITgcm_ss_'`date +%Y%m%d`'.tar'
+fixName=MITgcm_today_snapshot.tar.gz
+rm -rf MITgcm_ss_* $fixName
 
 echo -n 'Creating the archive file ... '
 ( cd $git_code ; git archive --prefix MITgcm/ -o ../$arName master )
-gzip -9 $arName
+ gzip -9 $arName
 #- should check if successful, it not -> exit 3
-echo 'Done!'
-
-#chmod 664 ${arName}.gz
-ls -l ${arName}*
+if test -e ${arName}.gz ; then
+   echo 'Done!'
+  #chmod 664 ${arName}.gz
+   ls -l ${arName}* | tee -a $HOME/testing/logs/tar_file_list
+#- make a link to a fixed name:
+   ln -s ${arName}.gz $fixName
+   ls -l $fixName
+else
+   echo 'Fail: no gzip archive file!'
+   ls -l ${arName}*
+   exit 3
+fi
 
 #exit
 backupDir="other_checkpoints"
-if test -d ../$backupDir ; then
- #ls -ld ../$backupDir
-else
+if test ! -d ../$backupDir ; then
   echo -n " make dir: $backupDir"
   mkdir ../$backupDir
   outp=$?
@@ -61,6 +68,8 @@
      echo " Done"
      ls -ld ../$backupDir
   fi
+#else
+# ls -ld ../$backupDir
 fi
 
 savRepo="${git_code}_git"
@@ -74,15 +83,18 @@
 ls -l ${savRepo}*
 
 #-- test for new checkpoint
-version_file="$git_code/doc/tag-index"
+ version_file="$git_code/doc/tag-index"
+#version_file="$git_code/.git/config"
 if test -f $version_file ; then
   thischkpt=`awk '/^checkpoint/{print $1; exit}' $version_file`
+ #- better way to get latest tag ( but only works with git version 2 )
+ #thischkpt=`(cd $git_code ; git tag -l --sort=-authordate | head -n 1 )`
   short=`echo $thischkpt | sed 's/checkpoint/c/'`
-  chkptar="MITgcm_$short"
-  if test -f ../$chkptar.tar.gz ; then
+  chkptar="MITgcm_${short}.tar"
+  if test -f ../$chkptar.gz ; then
     echo "tar file ($chkptar) exist for current tag: $thischkpt"
   else
-    echo -n " ; checkpoint archive file ... "
+    echo -n 'Creating the checkpoint archive file ... '
     ( cd $git_code ; git archive --prefix MITgcm/ -o ../$chkptar $thischkpt )
     outp=$?
     if test $outp != 0 ; then
@@ -91,14 +103,14 @@
     else
        echo " Done"
     fi
-    gzip $chkptar.tar
-    ls -l $chkptar.tar*
-    mv $chkptar.tar.gz ..
-    #-- move previous tar file to backupDir
+    gzip -9 $chkptar
+    ls -l ${chkptar}*
+    mv $chkptar.gz ..
+  #-- move previous tar file to backupDir
     cd ..
     listTar=`ls MITgcm_c*.tar.gz`
     for xx in $listTar ; do
-      if test $xx != $chkptar.tar.gz ; then
+      if test $xx != $chkptar.gz ; then
         if test -f other_checkpoints/$xx ; then
           echo "error: $backupDir/$xx already exist"
         else