Add Vagrant configuration & modify build system

Due to the limitations of VirtualBox shared folders, symlinks need to be
replaced with either file copies or elided entirely.

.gitignore

@@ -30,3 +30,4 @@
 
 /usr
 /COMMIT
+/contrib/vagrant/.vagrant

Make.inc

@@ -379,30 +379,37 @@ ifeq ($(BUILD_OS), WINNT)
 define mingw_to_dos
 $(subst /,\\,$(subst $(shell $(2) pwd),$(shell $(2) cmd //C cd),$(abspath $(1))))
 endef
+endif
+
 define symlink_target
 CLEAN_TARGETS += clean-$(2)/$(1)
 clean-$$(abspath $(2)/$(1)): 
+ifeq ($(BUILD_OS), WINNT)
  @-cmd //C rmdir $$(call mingw_to_dos,$(2)/$(1),cd $(2) &&)
-$$(subst $$(abspath $(JULIAHOME))/,,$$(abspath $(2)/$(1))): $$(abspath $(2)/$(1))
-$$(abspath $(2)/$(1)): | $$(abspath $(2))
- @cmd //C mklink //J $$(call mingw_to_dos,$(2)/$(1),cd $(2) &&) $$(call mingw_to_dos,$(1),) 
-endef
-spawn = $(1)
 else
-define symlink_target
-CLEAN_TARGETS += clean-$(2)/$(1)
-clean-$$(abspath $(2)/$(1)): 
  @-rm $$(abspath $(2)/$(1))
+endif
 $$(subst $$(abspath $(JULIAHOME))/,,$$(abspath $(2)/$(1))): $$(abspath $(2)/$(1))
 $$(abspath $(2)/$(1)): | $$(abspath $(2))
- @ln -sf $$(abspath $(1)) $$@ 
+ifeq ($(BUILD_OS), WINNT)
+ @cmd //C mklink //J $$(call mingw_to_dos,$(2)/$(1),cd $(2) &&) $$(call mingw_to_dos,$(1),)
+else ifdef JULIA_VAGRANT_BUILD
+ @cp -R $$(abspath $(1)) $$@
+else
+ @ln -sf $$(abspath $(1)) $$@
+endif
 endef
-ifeq ($(OS),WINNT)
+
+ifeq ($(BUILD_OS), WINNT)
+spawn = $(1)
+else
+ifeq ($(OS), WINNT)
 spawn = wine cmd /c "set PATH=$(WINE_PATH) && $$(exec winepath -w '$(1)')"
 else
 spawn = $(1)
 endif
 endif
+
 exec = $(shell $(call spawn,$(1)))
 
 wine_pathsearch = $(firstword $(wildcard $(addsuffix /$(1),$(shell printf %s\n '$(2)' | xargs -d";" winepath -u | tr '\n' ' '))))

Makefile

@@ -36,8 +36,10 @@ julia-debug julia-release:
  @$(MAKE) $(QUIET_MAKE) -C base
  @$(MAKE) $(QUIET_MAKE) -C ui $@
 ifneq ($(OS),WINNT)
+ifndef JULIA_VAGRANT_BUILD
  @ln -sf $(BUILD)/bin/$@-$(DEFAULT_REPL) julia
 endif
+endif
 
 $(BUILD)/share/julia/helpdb.jl: doc/helpdb.jl | $(BUILD)/share/julia
  @cp $< $@

contrib/vagrant/Vagrantfile

@@ -0,0 +1,58 @@
+# -*- mode: ruby -*-
+# vi: set ft=ruby :
+
+$script = <<SCRIPT
+rm /home/vagrant/postinstall.sh
+
+cat - > /home/vagrant/.bash_aliases <<"EOF"
+export JULIA_VAGRANT_BUILD=1
+BUILDOPTS="LLVM_CONFIG=llvm-config-3.2"
+for lib in LLVM ZLIB SUITESPARSE ARPACK BLAS FFTW LAPACK GMP MPFR PCRE LIBUNWIND READLINE GRISU OPENLIBM RMATH LIBUV; do
+ export BUILDOPTS="$BUILDOPTS USE_SYSTEM_$lib=1"
+done
+
+alias jlmake="make $BUILDOPTS"
+EOF
+
+apt-get update -qq -y
+apt-get install python-software-properties -y
+add-apt-repository ppa:staticfloat/julia-deps -y
+apt-get update -qq -y
+apt-get install g++ git make patchelf gfortran llvm-3.2-dev libsuitesparse-dev libncurses5-dev libopenblas-dev liblapack-dev libarpack2-dev libfftw3-dev libgmp-dev libpcre3-dev libunwind7-dev libreadline-dev libdouble-conversion-dev libopenlibm-dev librmath-dev libuv-julia-dev libmpfr-dev -y
+SCRIPT
+
+Vagrant.configure("2") do |config|
+ # All Vagrant configuration is done here. The most common configuration
+ # options are documented and commented below. For a complete reference,
+ # please see the online documentation at vagrantup.com.
+
+ # Every Vagrant virtual environment requires a box to build off of.
+ config.vm.box = "precise64"
+
+ # The url from where the 'config.vm.box' box will be fetched if it
+ # doesn't already exist on the user's system.
+ config.vm.box_url = "http:https://files.vagrantup.com/precise64.box"
+
+ # Share an additional folder to the guest VM. The first argument is
+ # the path on the host to the actual folder. The second argument is
+ # the path on the guest to mount the folder. And the optional third
+ # argument is a set of non-required options.
+ config.vm.synced_folder "../..", "/home/vagrant/julia"
+
+ # Provider-specific configuration so you can fine-tune various
+ # backing providers for Vagrant. These expose provider-specific options.
+ # Example for VirtualBox:
+ #
+ # config.vm.provider :virtualbox do |vb|
+ # # Don't boot with headless mode
+ # vb.gui = true
+ #
+ # # Use VBoxManage to customize the VM. For example to change memory:
+ # vb.customize ["modifyvm", :id, "--memory", "1024"]
+ # end
+ #
+ # View the documentation for the provider you're using for more
+ # information on available options.
+
+ config.vm.provision :shell, :inline => $script
+end