Merge pull request #11833 from atom/dg-bash-on-windows

Ensure Cygwin + Msys compatibility on Windows

resources/win/atom.sh

@@ -1,9 +1,16 @@
-#!/bin/sh
+#!/bin/bash
+# Get current path in Windows format
 if command -v "cygpath" > /dev/null; then
-  ATOMCMD=""$(cygpath "$(dirname "$0")" -a -w)\\atom.cmd""
+  # We have cygpath to do the conversion
+  ATOMCMD=$(cygpath "$(dirname "$0")/atom.cmd" -a -w)
 else
+  # We don't have cygpath so try pwd -W
   pushd "$(dirname "$0")" > /dev/null
-  ATOMCMD=""$(pwd -W)/atom.cmd""
+  ATOMCMD="$(pwd -W)/atom.cmd"
   popd > /dev/null
 fi
-cmd.exe /C "$ATOMCMD" "$@"
+if [ "$(uname -o)" == "Msys" ]; then
+  cmd.exe //C "$ATOMCMD" "$@" # Msys thinks /C is a Windows path...
+else
+  cmd.exe /C "$ATOMCMD" "$@" # Cygwin does not
+fi