command help

.bashrc

@@ -139,6 +139,16 @@ gitpush() {
 }
 
 swp() {
+  myhelp() {
+    echo 'This tool is usefull to remove .swp files'
+    echo 'Usage: swp [-d dir] [-noi]'
+    echo 'if you do not specify the directory in -d param, search starts from the current'
+    echo 'if you do not specify the -noi param files removing is interactive'
+  }
+  if [ "$1" == '-h' ]; then
+    myhelp
+    return 1
+  fi
   cpath=.
   interactive='-i'
   while [ -n "$1" ]; do # while loop starts
@@ -159,6 +169,17 @@ swp() {
 }
 
 purgefext() {
+  myhelp() {
+    echo 'This tool is usefull to remove specific files type'
+    echo 'Usage: purgefext -e ext [-d dir] [-noi]'
+    echo 'the e param is mandatory: is the files extension you want to remove'
+    echo 'if you do not specify the directory in -d param, search starts from the current'
+    echo 'if you do not specify the -noi param files removing is interactive'
+  }
+  if [ "$1" == '-h' ]; then
+    myhelp
+    return 1
+  fi
   cpath=.
   interactive='-i'
   ext=''
@@ -177,6 +198,11 @@ purgefext() {
     esac
     shift #shift params
   done
+  
+  if [ "$ext" == '' ]; then 
+    myhelp
+    return 1
+  fi
 
   find $cpath -name "*."$ext -exec rm $interactive {} \; 
 }