Add autostow.sh automatic stowing utility

Will only reside in repository folder. Symlinks anything in a
subdirectory into the corresponding place in home directory.

autostow.sh

@@ -0,0 +1,73 @@
+#!/usr/bin/env bash
+#
+# autostow.sh
+#
+# Stow automatic symlinking script
+#
+# Invokes stow for every folder within this repository, and that's it.
+
+stow_dirs() {
+  for d in */; do
+    printf "stowing %s\n" "$d"
+    stow -S -t ~ "$d"
+  done
+}
+
+unstow_dirs() {
+  for d in */; do
+    printf "unstowing %s\n" "$d"
+    stow -D -t ~ "$d"
+  done
+}
+
+have_stow() {
+  if ! type stow >/dev/null 2>&1; then
+    printf "GNU stow needs to be installed for this script to function. Please install stow through your package manager.\n"
+    exit 1
+  fi
+}
+
+usage() {
+  printf "%s\n" \
+    "" \
+    " autostow.sh - Automatically stow your dotfiles." \
+    "               Uses GNU stow to set up automatic links to any dotfiles in subdirectories of this directory." \
+    "" \
+    " Usage: stow.sh -dhs" \
+    "" \
+    " Options:" \
+    "" \
+    "     -h     Print out this help." \
+    "" \
+    "     -s     Install dotfiles, by symlinking any directory found next to stow.sh using GNU stow." \
+    "" \
+    "     -d     Remove dotfiles, by unlinking any directory found next to stow.sh using GNU stow." \
+    "" \
+    ""
+}
+
+main() {
+  case "$1" in
+  -s | --stow)
+    have_stow
+    printf "Creating dotfile symlinks   ........................\n"
+    stow_dirs
+    printf "Done creating symlinks   ...........................\n"
+    exit 0
+    ;;
+  -d | --delete)
+    have_stow
+    printf "Removing dotfile symlinks   ........................\n"
+    unstow_dirs
+    printf "Done removing symlinks   ...........................\n"
+    exit 0
+    ;;
+  -h | --help | *)
+    usage
+    exit 0
+    ;;
+  esac
+  shift
+}
+
+main "$@"

stow.sh

@@ -1,30 +0,0 @@
-#!/usr/bin/env bash
-#
-# Stow automatic symlinking script
-#
-# Invokes stow for every folder within this repository, and that's it.
-
-# to_stow=$(ls -l --time-style="long-iso" . | grep -E '^d' | awk '{print $8}')
-
-stow_dirs() {
-  for d in */; do
-    printf "stowing %s\n" "$d"
-    stow "$d"
-  done
-}
-
-have_stow() {
-  type stow >/dev/null 2>&1 || printf "GNU stow needs to be installed for this script to function. Please install stow through your package manager.\n"
-  exit 1
-}
-
-while [ "$1" != "" ]; do
-  case "$1" in
-  -s | --stow)
-    have_stow
-    stow_dirs
-    exit
-    ;;
-  esac
-  shift
-done