Update cc-scripting.md

Author: saildot4k

docs/crystal-chips/cc-scripting.md

@@ -267,7 +267,17 @@ File manipulation is useful for installation scripts (in APPINFO.PBT). You can m
 #### COPY
 To copy file/directory from source to destination :
 
-```COPY "host:/FOLDER/FILE.TXT" "mass:/FOLDER1/FOLDER2/FILE.TXT"```
+```COPY "host:/FOLDER/FILE.TXT" "mass:/FOLDER1/FOLDER2/FILE.TXT"``` will copy the single file, but will not create destination folder structure.
+
+```COPY "host:/FOLDER" "mass:/FOLDER/FOLDER2"``` will copy contents source folder to destintaion folder
+
+Notes: copying a file to a file only works if prior directories already exist on destination.
+
+```COPY "host:/FOLDER" "mass:/FOLDER1/FOLDER2/FILE.TXT"``` DOES NOT WORK
+
+```COPY "host:/FOLDER" "mass:/FOLDER1/FOLDER2/"``` This does work to create an empty mass:/FOLDER1 but will say it fails if used with ```IF COPY FAIL```
+
+
 
 #### RM
 To delete a file or directory
@@ -288,6 +298,20 @@ To create a new folder.
 
  will create a folder MYFOLDER in the USB mass storage.
 
+ Note: MKDIR will not create mutliple folders for example:
+ ```
+ IF NOT EXISTS "mass:/MYFOLDER/FOLDER2/FOLDER3"
+    IF FAIL MKDIR "mass:/MYFOLDER/FOLDER2/FOLDER3"
+        MESSAGE "FAILED TO CREATE DIRECTORY!"
+    ENDIF
+ENDIF
+```
+
+The workaround is to exploit a bug that thinks it failed
+
+```COPY $PWD$ "mass:/MYFOLDER/MYFOLDER2/MYFOLDER3"```  DO NOT PRECEDE WITH `IF FAIL` as it does think it failed. Contents of folders will not be harmed in my testing if some of it exists.
+
+
 #### REDIRFILE
 To symlink a file to another location. Only works if the environment you use doesn't reboot IOP too soon IE PS2LINK
 
@@ -388,4 +412,36 @@ LOADIMG/UNLOADIMG - load and unload an image for theming
 
 ```*``` wildcard(s)
 
-```?``` single character wildcard
+```?``` single character wildcard
+
+#### Useful Tips
+
+When debugging paste variables where you want in the script. Then run PS2Client to see output via ECHO
+
+```
+    PARSEPATH "$PWD$" "SRC_DEV" "SRC_PATH" "SRC_FILE"
+
+    ECHO ""
+    ECHO ""
+    ECHO "PWD: $PWD$"
+    ECHO "SRC_DEV: $SRC_DEV$"
+    ECHO "SRC_PATH: $SRC_PATH$"
+    ECHO "SRC_FILE: $SRC_FILE$"
+    ECHO "ARG0: $ARG0$"
+    ECHO "ARG1: $ARG1$"
+    ECHO "ARG2: $ARG2$"
+    ECHO "ARG3: $ARG3$"
+    ECHO "ARG4: $ARG4$"
+    ECHO "ARG5: $ARG5$"
+    ECHO ""
+    ECHO ""
+```
+
+#### PS2Client
+
+Paste and edit this text into plain text file saved as LauchBM2.bat
+```ps2client -h IPADDRESS execee host:/BM/BM2.ELF```
+
+In the folder that has PS2Client, paste your BM folder
+
+You can then edit the scripts, and reload menu on Crystal Chip BootManager to see your changes