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-rwxr-xr-xhome/xyz/.local/bin/lastarg5
-rwxr-xr-xhome/xyz/.local/bin/mvln30
2 files changed, 35 insertions, 0 deletions
diff --git a/home/xyz/.local/bin/lastarg b/home/xyz/.local/bin/lastarg
new file mode 100755
index 00000000..58f1f14e
--- /dev/null
+++ b/home/xyz/.local/bin/lastarg
@@ -0,0 +1,5 @@
+#!/bin/sh
+# useage: lastarg "$@"
+
+shift $(($# - 1))
+echo "$1"
diff --git a/home/xyz/.local/bin/mvln b/home/xyz/.local/bin/mvln
new file mode 100755
index 00000000..fb540390
--- /dev/null
+++ b/home/xyz/.local/bin/mvln
@@ -0,0 +1,30 @@
+#!/bin/sh
+# edge cases give me headache
+
+lns () {
+ # prevent `mvln file1 file1` or `mvln dir1/file1 dir1/`
+ # which means `ln -s samename samename` or `ln -s dir/file dir/`
+ # both $1 and $2 here are realpath
+ [ "$1" != "$2" ] && ln -s -- "$1" "$2"
+}
+
+mv -i -- "$@"
+# consider `mvln file1 dir/file2`
+if [ $# -eq 2 ] && ! [ -d "$2" ]; then
+ # use realpath here
+ lns "$(realpath "$2")" "$(realpath "$1")"
+else
+ dir="$(realpath -- "$(lastarg "$@")")"
+ # steal from https://unix.stackexchange.com/a/353833/459013
+ while [ $# -gt 1 ]; do
+ to="$(realpath -- "$1")"
+ # prevent `mvln dir1/ dir1/`
+ if [ "$dir" != "$to" ]; then
+ lns "$dir/$(basename "$1")" "$to"
+ fi
+ shift
+ done
+fi
+
+# for test
+#rm -rf ~/test/A\ A/; mkdir -p ~/test/A\ A/; cp -r ~/test/0t/ ~/test/A\ A/1t/; mvln ~/test/A\ A/1t/* ~/test/A\ A/; tree ~/test/A\ A/