Add a script for generating symbolic links with msys

windows/symbolic-link.sh

@@ -0,0 +1,110 @@
+#!/bin/bash
+
+if which tput >/dev/null 2>&1; then
+  ncolors=$(tput colors)
+fi
+if [ -t 1 ] && [ -n "$ncolors" ] && [ "$ncolors" -ge 8 ]; then
+  RED="$(tput setaf 1)"
+  GREEN="$(tput setaf 2)"
+  YELLOW="$(tput setaf 3)"
+  BLUE="$(tput setaf 4)"
+  BOLD="$(tput bold)"
+  NORMAL="$(tput sgr0)"
+else
+  RED=""
+  GREEN=""
+  YELLOW=""
+  BLUE=""
+  BOLD=""
+  NORMAL=""
+fi
+
+error() {
+  printf "${BOLD}${RED}$1${NORMAL}"
+}
+
+abort() {
+  error "\nAborting...\n"
+  exit 1
+}
+
+is_drive_path() {
+  if [[ $1 =~ ^/ ]]; then
+    echo 1
+  else
+    echo 0
+  fi
+}
+
+is_symbolic_path() {
+if [[ $1 =~ ^\.{1} ]]; then
+    echo 1
+  else
+    echo 0
+  fi
+}
+
+is_valid_sym_path() {
+  path=$1
+  valid=0
+  if [[ $(is_drive_path $path) -eq 1 ]]; then
+    valid=1
+  elif [[ $(is_symbolic_path $path) -eq 1 ]]; then
+    valid=1
+  elif [[ ! $path =~ \/+ ]]; then
+    valid=1
+  fi
+
+  echo $valid
+}
+
+windows_path() {
+  ret=$1
+
+  if [[ $(is_drive_path $ret) -eq 1 ]]; then
+    ret="${ret/\//}"
+    # Fix the drive name, e.g. c\foo becomes c:\foo
+    ret=$(sed 's,\([a-zA-Z]*\),\1:,' <<< "$ret")
+  fi
+
+  ret="${ret////\\}" # replace unix path with windows path
+
+  echo $ret
+}
+
+set -e
+
+cwd=$PWD
+platform=`uname` # 'Linux', 'Darwin', etc
+
+printf "${BOLD}What's the link file's path and name?\n${YELLOW}> ${NORMAL}"
+read -e link_name
+if [[ $(is_valid_sym_path $link_name) -eq 0 ]]; then
+  error "This path is invalid. Only symbolic and absolute paths and allowed."
+  abort
+fi
+
+test -d "$link_name" && error "That is an existing folder!" && abort
+test -e "$link_name" && error "That file already exists!" && abort
+link_name=$(windows_path $link_name)
+
+printf "${BOLD}Where should it point to?\n${YELLOW}> ${NORMAL}"
+read -e link_path
+if [[ $(is_valid_sym_path $link_path) -eq 0 ]]; then
+  error "This path is invalid. Only symbolic and absolute paths are allowed."
+  abort
+fi
+! test -d "$link_path" && ! test -e "$link_path" && error "That path doesn't exist!" && abort
+link_path=$(windows_path $link_path)
+
+cmd="cmd //c 'mklink  $link_name $link_path'"
+
+printf "\n${BOLD}${BLUE}About to link ${GREEN}$link_name${BLUE} to ${GREEN}$link_path${NORMAL}\n"
+printf "\n${BOLD}Enter 1 to proceed\n${YELLOW}> ${NORMAL}"
+read confirm
+
+if [[ $confirm == 1 ]]; then
+  eval "$cmd"
+else
+  abort
+fi