create osx build

.travis.yml

@@ -2,7 +2,7 @@
 language: julia
 os:
   - linux
-#  - osx
+  - osx
 julia:
   - release
   - nightly

deps/build.jl

@@ -5,17 +5,20 @@ oldwdir = pwd()
 wdir = dirname(@__FILE__)
 date = "2017-05-16"
 rsvn = "Reduce-svn4052-src"
+rpsl = "redpsl"
 
 if !is_windows()
    try
      try
-       process = spawn(`redpsl`)
+       process = spawn(`$rpsl`)
        kill(process)
      catch
        if is_linux()
-         cmd = `$(joinpath(wdir,"usr","bin"))/redpsl`
+         cmd = `$(joinpath(wdir,"usr","bin"))/$rpsl`
+       elseif is_apple()
+         cmd = `$(joinpath(wdir,"psl"))/$rpsl`
        else
-         cmd = `$(joinpath(wdir,rsvn,"bin"))/redpsl`
+         cmd = `$(joinpath(wdir,rsvn,"bin"))/$rpsl`
        end
        process = spawn(cmd)
        kill(process)
@@ -34,6 +37,14 @@ if !is_windows()
        println("Building redpsl ... ")
        run(`tar -xvf reduce.tar.gz`)
        run(`rm reduce.tar.gz`)
+     elseif is_apple()
+       snap = "/Reduce-snapshot"
+       download(http*date*"/"*snap*"_"*date*".dmg"*dl,joinpath(wdir,"$(snap)_$(date).dmg"))
+       println("Building redpsl")
+       run(`hdiutil attach $(wdir)$(snap)_$(date).dmg`)
+       run(`cp -r /Volumes/$(snap)/psl $(wdir)/psl`)
+       run(`hdiutil unmount /Volumes/$(snap)`)
+       run(`rm $(snap)_$(date).dmg`)
      else
        download(http*date*"/"*rsvn*".tar.gz"*dl,joinpath(wdir,"reduce.tar.gz"))
        println("Building redpsl ... ")

src/Reduce.jl

@@ -8,20 +8,23 @@ using Compat; import Compat.String
 immutable PSL <: Base.AbstractPipe
   input::Pipe; output::Pipe; process::Base.Process
   function PSL()
+    rpsl = "redpsl"
     try
       # Setup pipes and reduce process
       input = Pipe(); output = Pipe()
-      process = spawn(`redpsl`, (input, output, STDERR))
+      process = spawn(`$rpsl`, (input, output, STDERR))
       # Close the unneeded ends of Pipes
       close(input.out); close(output.in)
       return new(input, output, process)
     catch
       # Setup pipes and reduce process
       input = Pipe(); output = Pipe()
       if is_linux()
-        cmd = `$(joinpath(dirname(@__FILE__),"..","deps","usr","bin"))/redpsl`
+        cmd = `$(joinpath(dirname(@__FILE__),"..","deps","usr","bin"))/$rpsl`
+      elseif is_apple()
+        cmd = `$(joinpath(dirname(@__FILE__),"..","deps","psl"))/$rpsl`
       else
-        cmd = `$(joinpath(dirname(@__FILE__),"..","Reduce-svn4052-src","bin"))/redpsl`
+        cmd = `$(joinpath(dirname(@__FILE__),"..","Reduce-svn4052-src","bin"))/$rpsl`
       end
       process = spawn(cmd, (input, output, STDERR))
       # Close the unneeded ends of Pipes