Initial commit

1 files changed, 43 insertions, 0 deletions

diff --git a/bin/navigation.sh b/bin/navigation.sh
new file mode 100644
index 0000000..f98fb52
--- /dev/null
+++ b/bin/navigation.sh
@@ -0,0 +1,43 @@
+#
+# Navigation
+#
+export MARKPATH=$HOME/.marks
+function go {
+    #echo "$MARKPATH/$1"
+    if [[ ! -e "$MARKPATH/$1" ]]; then
+        echo "No such mark: $1"
+    elif [[ -h "$MARKPATH/$1" ]]; then
+        pushd "$(readlink "$MARKPATH/$1")" 2>/dev/null
+    elif [[ -x "$MARKPATH/$1" ]]; then
+        local cmd="$MARKPATH/$1"
+        shift
+        . $cmd $@
+    fi
+}
+function mark {
+    mkdir -p "$MARKPATH"; ln -s "$(pwd)" "$MARKPATH/$1"
+}
+function unmark {
+    rm "$MARKPATH/$1"
+}
+function marks {
+    for f in "$MARKPATH"/*; do
+        local name="$(basename "$f")"
+        if [[ -h "$f" ]]; then
+            local target="$(readlink "$f")"
+            echo "${name} -> ${target}"
+        elif [[ -x "$f" ]]; then
+            echo "${name}*"
+        fi
+    done
+}
+# Tab completion
+_completemarks() {
+  local curw=${COMP_WORDS[COMP_CWORD]}
+  local wordlist=$(ls -p $MARKPATH)
+  local IFS=$'\n'
+  COMPREPLY=($(compgen -W "${wordlist[@]}" -- "$curw"))
+  return 0
+}
+ 
+complete -o filenames -F _completemarks go unmark