MEMDIR updates in JGLOBAL_STAGE_IC

- Remove MEMDIR export
- Add MEMDIR input for all declare commands that may need it;
if not gefs or enkfgdas then MEMDIR will be empty and COM won't include
- Remove incorrect comment about locally scoped variables

Refs NOAA-EMC#2475

jobs/JGLOBAL_STAGE_IC

@@ -10,7 +10,6 @@ rRUN=${RUN}
 [[ ${RUN} == "gfs" ]] && rRUN="gdas"
 
 # Define significant cycles
-# Locally scoped variables and functions
 # shellcheck disable=SC2153
 half_window=$(( assim_freq / 2 ))
 current_cycle="${PDY}${cyc}"
@@ -53,31 +52,28 @@ err=0
 ###############################################################
 for MEMDIR in "${MEMDIR_ARRAY[@]}"; do
 
-  # Export MEMDIR; need even if empty
-  export MEMDIR
-
   # Declare COMs
   if [[ "${MODE}" = "cycled" && "${RUN}" = "gdas" ]]; then
     YMD=${current_cycle:0:8} HH=${current_cycle:8:2} declare_from_tmpl -x COMOUT_ATMOS_ANALYSIS:COM_ATMOS_ANALYSIS_TMPL
   fi
 
   if [[ ${EXP_WARM_START:-".false."} = ".true." ]]; then
-    RUN=${rRUN} YMD=${previous_cycle:0:8} HH=${previous_cycle:8:2} declare_from_tmpl -x COMOUT_ATMOS_RESTART_PREV:COM_ATMOS_RESTART_TMPL
-    RUN=${rRUN} YMD=${previous_cycle:0:8} HH=${previous_cycle:8:2} declare_from_tmpl -x COMOUT_MED_RESTART_PREV:COM_MED_RESTART_TMPL
+    MEMDIR=${MEMDIR} RUN=${rRUN} YMD=${previous_cycle:0:8} HH=${previous_cycle:8:2} declare_from_tmpl -x COMOUT_ATMOS_RESTART_PREV:COM_ATMOS_RESTART_TMPL
+    MEMDIR=${MEMDIR} RUN=${rRUN} YMD=${previous_cycle:0:8} HH=${previous_cycle:8:2} declare_from_tmpl -x COMOUT_MED_RESTART_PREV:COM_MED_RESTART_TMPL
   else
-    YMD=${current_cycle:0:8} HH=${current_cycle:8:2} declare_from_tmpl -x COMOUT_ATMOS_INPUT:COM_ATMOS_INPUT_TMPL
+    MEMDIR=${MEMDIR} YMD=${current_cycle:0:8} HH=${current_cycle:8:2} declare_from_tmpl -x COMOUT_ATMOS_INPUT:COM_ATMOS_INPUT_TMPL
   fi
   if [[ "${DO_OCN:-}" = "YES" ]]; then
-    RUN=${rRUN} YMD=${previous_cycle:0:8} HH=${previous_cycle:8:2} declare_from_tmpl -x COMOUT_OCEAN_RESTART_PREV:COM_OCEAN_RESTART_TMPL
+    MEMDIR=${MEMDIR} RUN=${rRUN} YMD=${previous_cycle:0:8} HH=${previous_cycle:8:2} declare_from_tmpl -x COMOUT_OCEAN_RESTART_PREV:COM_OCEAN_RESTART_TMPL
     if [[ "${REPLAY_ICS:-NO}" = "YES" ]]; then
-      YMD=${current_cycle:0:8} HH=${current_cycle:8:2} declare_from_tmpl -x COMOUT_OCEAN_ANALYSIS:COM_OCEAN_ANALYSIS_TMPL
+      MEMDIR=${MEMDIR} YMD=${current_cycle:0:8} HH=${current_cycle:8:2} declare_from_tmpl -x COMOUT_OCEAN_ANALYSIS:COM_OCEAN_ANALYSIS_TMPL
     fi
   fi
   if [[ "${DO_ICE:-}" = "YES" ]]; then
-    RUN=${rRUN} YMD=${previous_cycle:0:8} HH=${previous_cycle:8:2} declare_from_tmpl -x COMOUT_ICE_RESTART_PREV:COM_ICE_RESTART_TMPL
+    MEMDIR=${MEMDIR} RUN=${rRUN} YMD=${previous_cycle:0:8} HH=${previous_cycle:8:2} declare_from_tmpl -x COMOUT_ICE_RESTART_PREV:COM_ICE_RESTART_TMPL
   fi
   if [[ "${DO_WAVE:-}" = "YES" ]]; then
-    YMD=${previous_cycle:0:8} HH=${previous_cycle:8:2} declare_from_tmpl -x COMOUT_WAVE_RESTART_PREV:COM_WAVE_RESTART_TMPL
+    MEMDIR=${MEMDIR} YMD=${previous_cycle:0:8} HH=${previous_cycle:8:2} declare_from_tmpl -x COMOUT_WAVE_RESTART_PREV:COM_WAVE_RESTART_TMPL
   fi
 
   # Execute staging