0.2r1 - Verification of compression systems

lch

@@ -1,5 +1,5 @@
 #!/bin/bash
-VERSION=0.1r8
+VERSION=0.2r1
 DEST=$1
 shift 1
 ORIG=$@
@@ -84,15 +84,15 @@ function compressor()
 
 function help()
 {
- #   echo "" 
     echo "Help:"
     echo "-----"
     echo ""
-    echo "lch [-h] [-v] [FILE [FILE]]"
+    echo "lch [-h] [-v] [-c] [FILE [FILE]]"
     echo ""
     echo "Examples:"
     echo "$ lch -h                      -This help"
     echo "$ lch -v                      -print version"
+    echo "$ lch -c                      -check compresion systems"
     echo "$ lch file.zip /home/file     -Compress"
     echo "$ lch file.zip                -Decompress"
     echo ""
@@ -103,12 +103,45 @@ function help()
     echo ""
 }
 
+function check()
+{
+    local a=false
+    echo "Verification of compression systems:"
+    echo ""
+    echo -e "Systems\t\t\tStatus"
+    echo "----------------------------------"
+    for i in "tar" "bzip2" "gzip" "zip" "7za"
+    do
+        if ! [ -x "$(command -v $i)" ]
+        then
+            echo -e "$i\t\t\t\e[91mNot Installed\e[0m"
+            $a = true
+        else
+            echo -e "$i\t\t\t\e[32mInstaled\e[0m"
+        fi
+    done
+
+    if $a
+    then
+        echo ""
+        echo "In order to use all the extensions install the packages: tar, bzip2, gzip, zip, 7za"
+    fi
+    echo ""
+    exit 0
+}
+
 if [ "$DEST" = "--help" ] || [ "$DEST" = "-h" ]
 then
     help
     exit 0
 fi
 
+if [ "$DEST" = "--check" ] || [ "$DEST" = "-c" ]
+then
+    check
+    exit 0
+fi
+
 if [ "$DEST" = "--version" ] || [ "$DEST" = "-v" ]
 then    
     echo "Linux Compression Humanized $VERSION"

lch.1

@@ -21,6 +21,10 @@ Help: show syntax.
 .TP
 \fI\-v, \-\-version\fP
 Print current version.
+.TP
+\fI\-c, \-\-check\fP
+Print a check the compressors installed.
+
 
 .SH EXAMPLES
 
@@ -36,6 +40,6 @@ will compress foobar1/ and foobar2/ in foobar.tar.gz
 Report your bugs at <gore@hatthieves.es>
 
 .SH AUTHOR
-\fBlch\fP are by Gustavo Adolfo Mesa Roldan <gore@hackthieves.es.>
+\fBlch\fP are by Gustavo Adolfo Mesa Roldan <gore@hackthieves.es>
 
 This document is by radikal <radikal@disroot.org>.