Ref NOAA-EMC#14

Add check on num files to avoid running exec when pointless.

src/Radiance_Monitor/image_gen/ush/plot_angle.sh

@@ -129,6 +129,11 @@ for type in ${SATYPE2}; do
    #
    prefix="angle."
    dfiles=`ls *.ieee_d`
+   if [[ $dfiles = "" ]]; then
+      echo "NO DATA available for $type, aborting bcoef plot"
+      continue
+   fi
+
    for file in $dfiles; do
       newfile=`basename $file | sed -e "s/^$prefix//"`
       mv ./${file} ./${newfile}

src/Radiance_Monitor/image_gen/ush/plot_bcoef.sh

@@ -110,6 +110,11 @@ for type in ${SATYPE}; do
    #
    prefix="bcoef."
    dfiles=`ls *.ieee_d`
+   if [[ $dfiles = "" ]]; then
+      echo "NO DATA available for $type, aborting bcoef plot"
+      continue
+   fi
+
    for file in $dfiles; do
       newfile=`basename $file | sed -e "s/^$prefix//"`
       mv ./${file} ./${newfile}

src/Radiance_Monitor/image_gen/ush/plot_bcor.sh

@@ -117,6 +117,11 @@ for type in ${SATYPE2}; do
    #
    prefix="bcor."
    dfiles=`ls *.ieee_d`
+   if [[ $dfiles = "" ]]; then
+      echo "NO DATA available for $type, aborting bcoef plot"
+      continue
+   fi
+
    for file in $dfiles; do
       newfile=`basename $file | sed -e "s/^$prefix//"`
       mv ./${file} ./${newfile}

src/Radiance_Monitor/image_gen/ush/plot_summary.sh

@@ -107,6 +107,11 @@ for type in ${SATYPE2}; do
    #
    prefix="time."
    dfiles=`ls *.ieee_d`
+   if [[ $dfiles = "" ]]; then
+      echo "NO DATA available for $type, aborting summary plot"
+      continue
+   fi
+
    for file in $dfiles; do
       newfile=`basename $file | sed -e "s/^$prefix//"`
       mv ./${file} ./${newfile}

src/Radiance_Monitor/image_gen/ush/plot_time.sh

@@ -117,6 +117,11 @@ for type in ${SATYPE2}; do
    #
    prefix="time."
    dfiles=`ls *.ieee_d`
+   if [[ $dfiles = "" ]]; then
+      echo "NO DATA available for $type, aborting time plot"
+      continue
+   fi
+
    for file in $dfiles; do
       newfile=`basename $file | sed -e "s/^$prefix//"`
       mv ./${file} ./${newfile}