X-Git-Url: https://zdv2.bktei.com/gitweb/BK-2020-03.git/blobdiff_plain/f34f63b7d654d669aa300e4de09aeaf678c7699b..68e86d2510e563f5deb8e71c274584dd92360d46:/unitproc/bktemp-checkAppFileDir

diff --git a/unitproc/bktemp-checkAppFileDir b/unitproc/bktemp-checkAppFileDir
index 3734685..94afbd8 100644
--- a/unitproc/bktemp-checkAppFileDir
+++ b/unitproc/bktemp-checkAppFileDir
@@ -1,171 +1,169 @@
 #!/bin/bash
-# Desc: Template to check that apps, files, or dirs exist.
+# Desc: Checks that apps, files, or dirs exist.
 
 #==BEGIN Define script parameters==
+#===BEGIN Define variables===
 declare -Ag appRollCall # Associative array for storing app status
 declare -Ag fileRollCall # Associative array for storing file status
 declare -Ag dirRollCall # Associative array for storing dir status
-#==END Define script parameters==
+#===END Define variables===
 
 #===BEGIN Declare local script functions===
 checkapp() {
     # Desc: If arg is a command, save result in assoc array 'appRollCall'
     # Usage: checkapp arg1 arg2 arg3 ...
-    # Version: 0.1.0
+    # Version: 0.1.1
     # Input: global assoc. array 'appRollCall'
     # Output: adds/updates key(value) to global assoc array 'appRollCall'
+    # Depends: bash 5.0.3
     local returnState    
-    #echo "DEBUG:$(date +%S.%N)..Starting checkapp function."
-    #echo "DEBUG:args: $@"
-    #echo "DEBUG:returnState:$returnState"
 
     #===Process Args===
     for arg in "$@"; do
-	#echo "DEBUG:processing arg:$arg"
 	if command -v "$arg" 1>/dev/null 2>&1; then # Check if arg is a valid command
 	    appRollCall[$arg]="true";
-	    #echo "DEBUG:appRollCall[$arg]:"${appRollCall[$arg]}
-	    if ! [ "$returnState" = "false" ]; then returnState="true"; fi
+	    if ! [ "$returnState" = "false" ]; then returnState="true"; fi;
 	else
 	    appRollCall[$arg]="false"; returnState="false";
-	fi
-    done
-    
-    #for key in "${!appRollCall[@]}"; do echo "DEBUG:$key => ${appRollCall[$key]}"; done
-    #echo "DEBUG:evaluating returnstate. returnState:"$returnState
+	fi;
+    done;
 
     #===Determine function return code===
     if [ "$returnState" = "true" ]; then
-	#echo "DEBUG:checkapp returns true for $arg";
 	return 0;
     else
-	#echo "DEBUG:checkapp returns false for $arg";
 	return 1;
-    fi
+    fi;
 } # Check that app exists
 checkfile() {
     # Desc: If arg is a file path, save result in assoc array 'fileRollCall'
     # Usage: checkfile arg1 arg2 arg3 ...
-    # Version: 0.1.0
+    # Version: 0.1.2
     # Input: global assoc. array 'fileRollCall'
     # Output: adds/updates key(value) to global assoc array 'fileRollCall';
     # Output: returns 0 if app found, 1 otherwise
+    # Depends: bash 5.0.3
     local returnState
 
     #===Process Args===
     for arg in "$@"; do
-	#echo "DEBUG:processing arg:$arg"
 	if [ -f "$arg" ]; then
 	    fileRollCall["$arg"]="true";
-	    #echo "DEBUG:fileRollCall[\"$arg\"]:"${fileRollCall["$arg"]}
-	    if ! [ "$returnState" = "false" ]; then returnState="true"; fi
+	    if ! [ "$returnState" = "false" ]; then returnState="true"; fi;
+        elif [ -z "$arg" ]; then
+            fileRollCall["(no name)"]="false"; returnState="false";
 	else
 	    fileRollCall["$arg"]="false"; returnState="false";
-	fi
-    done
-
-    #for key in "${!fileRollCall[@]}"; do echo "DEBUG:fileRollCall key [$key] is:${fileRollCall[$key]}"; done
-    #echo "DEBUG:evaluating returnstate. returnState:"$returnState
+	fi;
+    done;
     
     #===Determine function return code===
     if [ "$returnState" = "true" ]; then
-	#echo "DEBUG:checkapp returns true for $arg";
 	return 0;
     else
-	#echo "DEBUG:checkapp returns false for $arg";
 	return 1;
-    fi
+    fi;
 } # Check that file exists
 checkdir() {
     # Desc: If arg is a dir path, save result in assoc array 'dirRollCall'
     # Usage: checkdir arg1 arg2 arg3 ...
-    # Version 0.1.0
+    # Version 0.1.2
     # Input: global assoc. array 'dirRollCall'
     # Output: adds/updates key(value) to global assoc array 'dirRollCall';
-    # Output: returns 0 if app found, 1 otherwise
+    # Output: returns 0 if all args are dirs; 1 otherwise
+    # Depends: Bash 5.0.3
     local returnState
 
     #===Process Args===
     for arg in "$@"; do
-	#echo "DEBUG:processing arg:$arg"
-	if [ -d "$arg" ]; then
+	if [ -z "$arg" ]; then
+	    dirRollCall["(Unspecified Dirname(s))"]="false"; returnState="false";
+	elif [ -d "$arg" ]; then
 	    dirRollCall["$arg"]="true";
-	    #echo "DEBUG:dirRollCall[\"$arg\"]:"${dirRollCall["$arg"]}
 	    if ! [ "$returnState" = "false" ]; then returnState="true"; fi
 	else
 	    dirRollCall["$arg"]="false"; returnState="false";
 	fi
     done
-
-    #for key in "${!dirRollCall[@]}"; do echo "DEBUG:dirRollCall key [$key] is:${dirRollCall[$key]}"; done
-    #echo "DEBUG:evaluating returnstate. returnState:"$returnState
     
     #===Determine function return code===
     if [ "$returnState" = "true" ]; then
-	#echo "DEBUG:checkapp returns true for $arg";
 	return 0;
     else
-	#echo "DEBUG:checkapp returns false for $arg";
 	return 1;
     fi
 } # Check that dir exists
 displayMissing() {
     # Desc: Displays missing apps, files, and dirs
     # Usage: displayMissing
-    # Version 0.1.0
+    # Version 1.0.0
     # Input: associative arrays: appRollCall, fileRollCall, dirRollCall
     # Output: stderr: messages indicating missing apps, file, or dirs
+    # Output: returns exit code 0 if nothing missing; 1 otherwise
     # Depends: bash 5, checkAppFileDir()
+    local missingApps value appMissing missingFiles fileMissing
+    local missingDirs dirMissing
+
     #==BEGIN Display errors==
     #===BEGIN Display Missing Apps===
-    missingApps="Missing apps  :"
+    missingApps="Missing apps  :";
     #for key in "${!appRollCall[@]}"; do echo "DEBUG:$key => ${appRollCall[$key]}"; done
     for key in "${!appRollCall[@]}"; do
-	value="${appRollCall[$key]}"
+	value="${appRollCall[$key]}";
 	if [ "$value" = "false" ]; then
 	    #echo "DEBUG:Missing apps: $key => $value";
-	    missingApps="$missingApps""$key "
-	    appMissing="true"
-	fi
-    done
+	    missingApps="$missingApps""$key ";
+	    appMissing="true";
+	fi;
+    done;
     if [ "$appMissing" = "true" ]; then  # Only indicate if an app is missing.
 	echo "$missingApps" 1>&2;
-    fi
+    fi;
+    unset value;
     #===END Display Missing Apps===
 
     #===BEGIN Display Missing Files===
-    missingFiles="Missing files:"
+    missingFiles="Missing files:";
     #for key in "${!fileRollCall[@]}"; do echo "DEBUG:$key => ${fileRollCall[$key]}"; done
     for key in "${!fileRollCall[@]}"; do
-	value="${fileRollCall[$key]}"
+	value="${fileRollCall[$key]}";
 	if [ "$value" = "false" ]; then
 	    #echo "DEBUG:Missing files: $key => $value";
-	    missingFiles="$missingFiles""$key "
-	    fileMissing="true"
-	fi
-    done
+	    missingFiles="$missingFiles""$key ";
+	    fileMissing="true";
+	fi;
+    done;
     if [ "$fileMissing" = "true" ]; then  # Only indicate if an app is missing.
 	echo "$missingFiles" 1>&2;
-    fi
+    fi;
+    unset value;
     #===END Display Missing Files===
 
     #===BEGIN Display Missing Directories===
-    missingDirs="Missing dirs:"
+    missingDirs="Missing dirs:";
     #for key in "${!dirRollCall[@]}"; do echo "DEBUG:$key => ${dirRollCall[$key]}"; done
     for key in "${!dirRollCall[@]}"; do
-	value="${dirRollCall[$key]}"
+	value="${dirRollCall[$key]}";
 	if [ "$value" = "false" ]; then
 	    #echo "DEBUG:Missing dirs: $key => $value";
-	    missingDirs="$missingDirs""$key "
-	    dirMissing="true"
-	fi
-    done
+	    missingDirs="$missingDirs""$key ";
+	    dirMissing="true";
+	fi;
+    done;
     if [ "$dirMissing" = "true" ]; then  # Only indicate if an dir is missing.
 	echo "$missingDirs" 1>&2;
-    fi
+    fi;
+    unset value;
     #===END Display Missing Directories===
 
     #==END Display errors==
+    #==BEGIN Determine function return code===
+    if [ "$appMissing" == "true" ] || [ "$fileMissing" == "true" ] || [ "$dirMissing" == "true" ]; then
+	return 1;
+    else
+	return 0;
+    fi
+    #==END Determine function return code===
 } # Display missing apps, files, dirs
 
 #===END Declare local script functions===
@@ -174,9 +172,18 @@ displayMissing() {
 #==BEGIN sample code==
 if checkapp cat; then echo "cat found."; fi;
 if checkapp gpg; then echo "gpg found."; fi;
+if displayMissing 1>/dev/null 2>&1; then
+    echo "Nothing missing so far...";
+fi;
+
 if checkapp emaaaacs; then echo "emaaaacs found."; fi;
 sleep 1;
-displayMissing;
+if ! displayMissing 1>/dev/null 2>&1; then
+    echo "Something is missing!";
+    displayMissing;
+fi;
+sleep 1;
+myFile=""; if ! checkfile "$myFile"; then echo "An empty argument provided:$myFile"; displayMissing; fi;
 #==END sample code==
 
 # Author: Steven Baltaktei Sandoval