Accept ExtData path as input argument in S3 download script

so it is easy to change root data path (for downloading to other systems)

scripts/download_data/from_S3/CHEM_INPUTS.sh

@@ -1,6 +1,11 @@
 #!/bin/bash
 
-DATA_ROOT=~/ExtData
+if [ "$1" ]; then
+  DATA_ROOT=$1
+else
+  echo 'Must specify path to ExtData/ directory'
+  exit 1
+fi
 
 time aws s3 cp --request-payer=requester --recursive \
 s3://gcgrid/GEOS_NATIVE $DATA_ROOT/CHEM_INPUTS  \

scripts/download_data/from_S3/GCHP-specific.sh

@@ -2,7 +2,12 @@
 # Pull GCHP input data sample from S3
 # Assume that data for GC-classic are already there (basic HEMCO data + metfield)
 
-DATA_ROOT=~/ExtData
+if [ "$1" ]; then
+  DATA_ROOT=$1
+else
+  echo 'Must specify path to ExtData/ directory'
+  exit 1
+fi
 
 aws s3 cp --request-payer=requester --recursive \
 s3://gcgrid/GEOSCHEM_RESTARTS/ $DATA_ROOT/GEOSCHEM_RESTARTS  \

scripts/download_data/from_S3/HEMCO.sh

@@ -1,6 +1,11 @@
 #!/bin/bash
 
-DATA_ROOT=~/ExtData
+if [ "$1" ]; then
+  DATA_ROOT=$1
+else
+  echo 'Must specify path to ExtData/ directory'
+  exit 1
+fi
 
 # exclude huge data directories that are not in use by default
 # for CEDS, only get the most recent year

scripts/download_data/from_S3/all_input_GC-classic.sh

@@ -1,7 +1,17 @@
 #/bin/bash
 
-./restart_file.sh
-./metfields.sh
-./CHEM_INPUTS.sh
-./HEMCO.sh
-./fix_GMI.sh
+# Usage example:
+# $ ./all_input_GC-classic.sh ~/ExtData
+
+if [ "$1" ]; then
+  DATA_ROOT=$1
+else
+  echo 'Must specify path to ExtData/ directory'
+  exit 1
+fi
+
+./restart_file.sh $DATA_ROOT
+./metfields.sh $DATA_ROOT
+./CHEM_INPUTS.sh $DATA_ROOT
+./HEMCO.sh $DATA_ROOT
+./fix_GMI.sh $DATA_ROOT

scripts/download_data/from_S3/all_input_GCHP.sh

@@ -1,4 +1,14 @@
 #/bin/bash
 
-./all_input_GC-classic.sh
-./GCHP-specific.sh
+# Usage example:
+# $ ./all_input_GCHP.sh ~/ExtData
+
+if [ "$1" ]; then
+  DATA_ROOT=$1
+else
+  echo 'Must specify path to ExtData/ directory'
+  exit 1
+fi
+
+./all_input_GC-classic.sh $DATA_ROOT
+./GCHP-specific.sh $DATA_ROOT

scripts/download_data/from_S3/fix_GMI.sh

@@ -1,7 +1,12 @@
 #!/bin/bash
 # HEMCO/GMI has some softlinks that are ignored by S3
 
-DATA_ROOT=~/ExtData
+if [ "$1" ]; then
+  DATA_ROOT=$1
+else
+  echo 'Must specify path to ExtData/ directory'
+  exit 1
+fi
 
 cd $DATA_ROOT/HEMCO/GMI/v2015-02
 

scripts/download_data/from_S3/metfields.sh

@@ -1,6 +1,11 @@
 #!/bin/bash
 
-DATA_ROOT=~/ExtData
+if [ "$1" ]; then
+  DATA_ROOT=$1
+else
+  echo 'Must specify path to ExtData/ directory'
+  exit 1
+fi
 
 # GEOSFP 4x5 CN field
 aws s3 cp --request-payer=requester --recursive \

scripts/download_data/from_S3/restart_file.sh

@@ -1,6 +1,11 @@
 #!/bin/bash
 
-DATA_ROOT=~/ExtData
+if [ "$1" ]; then
+  DATA_ROOT=$1
+else
+  echo 'Must specify path to ExtData/ directory'
+  exit 1
+fi
 
 aws s3 cp --request-payer=requester --recursive \
 s3://gcgrid/GEOSCHEM_RESTARTS/ $DATA_ROOT/GEOSCHEM_RESTARTS  \