Merge pull request getsolus#401 from getsolus/bash-helpers

common: Initial helpers script to provide common functionality

common/Scripts/helpers.sh

@@ -0,0 +1,49 @@
+#!/usr/bin/env bash
+
+# Goes to the root directory of the solus packages
+# git repository from anywhere on the filesystem.
+# This function will only work if this script is sourced
+# by your bash shell.
+function gotosoluspkgs() {
+    pushd $(dirname $(readlink "${BASH_SOURCE[0]}"))/../../
+}
+
+# Goes to the root directory of the git repository
+function goroot() {
+    pushd $(git rev-parse --show-toplevel)
+}
+
+# Push into a package directory
+function gotopkg() {
+    pushd $(git rev-parse --show-toplevel)/packages/*/$1
+}
+
+# What provides a lib
+function whatprovides() {
+    grep $1 $(git rev-parse --show-toplevel)/packages/*/*/abi_libs
+}
+
+# What uses a lib
+function whatuses() {
+    grep $1 $(git rev-parse --show-toplevel)/packages/*/*/abi_used_libs
+}
+
+
+# Bash completions
+_gotopkg()
+{
+
+    _list=$(ls $(git rev-parse --show-toplevel)/packages/*/)
+
+    local cur prev
+    COMPREPLY=()
+    cur=${COMP_WORDS[COMP_CWORD]}
+    prev="${COMP_WORDS[COMP_CWORD-1]}"
+
+    if [[ $COMP_CWORD -eq 1 ]] ; then
+        COMPREPLY=( $(compgen -W "${_list}" -- ${cur}) )
+        return 0
+    fi
+}
+
+complete -F _gotopkg gotopkg