commit 164a3d9

zs: (imported from kiss-community/kiss) calculate total file size

 1@@ -1,3 +1,26 @@
 2-#!/bin/sh
 3+#!/bin/sh -eu
 4 
 5-du -sh `dtr pm $1`
 6+# ripped from kiss-community/kiss/contrib/kiss-size lol
 7+
 8+get_size() {
 9+    # Naive function to convert bytes to human readable
10+    # sizes (MB, KB, etc). This is probably wrong in places
11+    # though we can fix this over time. It's a start.
12+    case ${#1} in
13+        [0-3]) hum=$(($1))KB ;;
14+        [4-6]) hum=$(($1 / 1024))MB ;;
15+        [7-9]) hum=$(($1 / 1024 / 1024))GB ;;
16+        *)     hum=$(($1))  ;;
17+    esac
18+
19+    printf '%s\t%s\n' "$hum" "$2"
20+}
21+
22+du -sk `dtr pm $1` |
23+    while read -r size file || {
24+    get_size "$tot" total >&2
25+    break
26+} do
27+    get_size "$size" "$file"
28+    tot=$((tot + size))
29+done