add -h arg for help

[lnf] / lnf

diff --git a/lnf b/lnf
index ac5ebcc020d04c0a49999bc2488080a5fbbba675..2518c1c4ac60cf35147ba72bdc886c252759bbe2 100755 (executable)
--- a/lnf
+++ b/lnf
@@ -3,21 +3,21 @@
 # This program is under GPL v. 3 or later, see <http://www.gnu.org/licenses/>
 
 lnf() {
 # This program is under GPL v. 3 or later, see <http://www.gnu.org/licenses/>
 
 lnf() {

-    local help="lnf - Create symlinks conveniently and forcefully.
-Usage:
+    local help="Usage:

        lnf -T TARGET LINK_NAME     (1st form)
        lnf TARGET                  (2nd form)
        lnf TARGET... DIRECTORY     (3rd form)
        lnf -T TARGET LINK_NAME     (1st form)
        lnf TARGET                  (2nd form)
        lnf TARGET... DIRECTORY     (3rd form)

+Create symlinks forcefully

 
 

-Remove existing file in the using trash-put or rm -rf if it is not available,
-or trash-put fails due to a cross-filesystem link.
+Removes existing files using trash-put or rm -rf if it is not available,
+or trash-put fails due to a limitation such as a cross-filesystem link.

 Create directory if needed. Slightly more restrictive arguments than ln.
 
 In the 1st form, create a link to TARGET with the name LINK_NAME.  In the 2nd
 form, create a link to TARGET in the current directory.  In the 3rd form, create
 links to each TARGET in DIRECTORY."
 
 Create directory if needed. Slightly more restrictive arguments than ln.
 
 In the 1st form, create a link to TARGET with the name LINK_NAME.  In the 2nd
 form, create a link to TARGET in the current directory.  In the 3rd form, create
 links to each TARGET in DIRECTORY."
 

-    if [[ $1 == --help || $# -eq 0 ]]; then
+    if [[ $1 == --help || $1 == -h || $# -eq 0 ]]; then

         echo "$help"
         return 0
     fi
         echo "$help"
         return 0
     fi


@@ -80,7 +80,7 @@ links to each TARGET in DIRECTORY."
                 echo "$0: using rm -rf to overcome cross filesystem trash-put limitation"
                 rm -rf -- "${to_remove[@]}"
             elif [[ $ret == 74 ]]; then
                 echo "$0: using rm -rf to overcome cross filesystem trash-put limitation"
                 rm -rf -- "${to_remove[@]}"
             elif [[ $ret == 74 ]]; then

-                echo "$0: using rm -rf to overcome empty file/dir trash-put limitation"
+                echo "$0: using rm -rf to overcome empty file & hardlink trash-put limitation"

                 rm -rf -- "${to_remove[@]}"
             elif [[ $ret && $ret != 0 ]]; then
                 return $x
                 rm -rf -- "${to_remove[@]}"
             elif [[ $ret && $ret != 0 ]]; then
                 return $x