cp-progress tool

files/cp-progress

@@ -0,0 +1,54 @@
+#!/bin/bash
+
+set -e
+function helpexit() {
+    echo Usage: $( basename "$0" ) [--nc] source [source] target
+    echo Copy files with a progress bar to a folder.
+    echo This command always 
+    echo '* recurses to folders!'
+    echo '* overwrites existing files'
+    echo '--nc  Dont count bytes first'
+    exit
+}
+
+SRC=( )
+for ((i=1; i<=${#@}; i++)) {
+    [[ "${!i}" = "-h" ]] && helpexit
+    [[ "${!i}" = "--help" ]] && helpexit
+    [[ "${!i}" = "--nc" ]] && { NOCOUNT=1; continue; }
+#    [[ "${!i}" = "-"* ]] && helpexit
+    SRC+=( "${!i%/}" )
+}
+[[ "${#SRC[@]}" -lt 2 ]] && helpexit
+which pv &> /dev/null || { echo No \'pv\' installed; exit 1; }
+TGT=${SRC[${#SRC[@]}-1]}
+unset 'SRC[${#SRC[@]}-1]'
+for path in ${SRC[@]}; do
+  [[ -e "$path" ]] || { echo $path missing; exit 1; }
+done
+
+getsize() {
+  if [[ "$NOCOUNT" -eq 1 ]]; then
+    echo 0
+  else
+    fastdu -s "${SRC[@]}"
+  fi
+}
+
+# if 1 input, and is file, copy as file
+
+if [[ ${#SRC[@]} -eq 1 ]]; then  # only one input
+  if [[ -f ${SRC[0]} ]]; then    # its a file
+    if [[ ! -d "$TGT" ]]; then   # target is not a dir
+      pv "${SRC[0]}" > "$TGT"
+      chmod --reference="${SRC[0]}" "$TGT"
+      chown --reference="${SRC[0]}" "$TGT"
+      exit $?
+    fi
+  fi
+fi
+
+# Otherwise, create folder, and copy in it
+[[ -f "$TGT" ]] && { echo Target can only be a folder; exit 1; }
+mkdir -p "$TGT"
+tar -c "${SRC[@]}" | pv -s $( getsize ) | tar -x -C "$TGT"