RFC: Remove command-line Git from Mac and Windows binaries

DISTRIBUTING.md

@@ -12,8 +12,8 @@ separated most of the notes by OS.
 Note that while the code for Julia is
 [MIT-licensed, with a few exceptions](https://github.com/JuliaLang/julia/blob/master/LICENSE.md),
 the distribution created by the techniques described herein will be
-GPL licensed, as various dependent libraries such as `FFTW`,
-`SuiteSparse`, and `git` are GPL licensed. We do hope to have a
+GPL licensed, as various dependent libraries such as `FFTW` and
+`SuiteSparse` are GPL licensed. We do hope to have a
 non-GPL distribution of Julia in the future.
 
 Versioning and Git
@@ -84,9 +84,8 @@ to force the installation into a temporary directory.
 
 By default, Julia loads `$prefix/etc/julia/juliarc.jl` as an
 installation-wide initialization file. This file can be used by
-distribution managers to provide paths to various binaries such as a
-bundled `git` executable (as we do on OS X), or to setup paths (as
-we do on Windows).  For Linux distribution packages, if `$prefix` is
+distribution managers to set up custom paths or initialization code.
+For Linux distribution packages, if `$prefix` is
 set to `/usr`, there is no `/usr/etc` to look into. This requires
 the path to Julia's private `etc` directory to be changed.  This can
 be done via the `sysconfdir` make variable when building.  Simply

LICENSE.md

@@ -81,7 +81,7 @@ Julia's build process uses the following external tools:
 Julia bundles the following external programs and libraries on some platforms:
 
 - [7-Zip](http://www.7-zip.org/license.txt)
-- [GIT](http://git-scm.com/about/free-and-open-source)
+- [BUSYBOX](https://github.com/rmyorston/busybox-w32/blob/master/LICENSE)
 - [ZLIB](http://zlib.net/zlib_license.html)
 - [LIBEXPAT](http://expat.cvs.sourceforge.net/viewvc/expat/expat/README)
 - [OPENSSL](https://github.com/openssl/openssl/blob/master/LICENSE)

Makefile

@@ -426,12 +426,6 @@ distclean dist-clean:
 dist:
 	@echo \'dist\' target is deprecated: use \'binary-dist\' instead.
 
-ifeq ($(ARCH),x86_64)
-GITCONFIG := $(BUILDROOT)/julia-$(JULIA_COMMIT)/Git/mingw64/etc/gitconfig
-else
-GITCONFIG := $(BUILDROOT)/julia-$(JULIA_COMMIT)/Git/mingw32/etc/gitconfig
-endif
-
 binary-dist: distclean
 ifeq ($(USE_SYSTEM_BLAS),0)
 ifeq ($(ISX86),1)
@@ -468,11 +462,7 @@ endif
 
 ifeq ($(OS), WINNT)
 	[ ! -d $(JULIAHOME)/dist-extras ] || ( cd $(JULIAHOME)/dist-extras && \
-		cp 7z.exe 7z.dll libexpat-1.dll zlib1.dll libgfortran-3.dll libquadmath-0.dll libstdc++-6.dll libgcc_s_s*-1.dll libssp-0.dll $(BUILDROOT)/julia-$(JULIA_COMMIT)/bin && \
-	    mkdir $(BUILDROOT)/julia-$(JULIA_COMMIT)/Git && \
-	    7z x PortableGit.7z -o"$(BUILDROOT)/julia-$(JULIA_COMMIT)/Git" && \
-	    echo "[core] eol = lf" >> "$(GITCONFIG)" && \
-	    sed -i "s/\bautocrlf = true$$/autocrlf = input/" "$(GITCONFIG)" )
+		cp 7z.exe 7z.dll busybox.exe libexpat-1.dll zlib1.dll libgfortran-3.dll libquadmath-0.dll libstdc++-6.dll libgcc_s_s*-1.dll libssp-0.dll $(BUILDROOT)/julia-$(JULIA_COMMIT)/bin )
 	cd $(BUILDROOT)/julia-$(JULIA_COMMIT)/bin && rm -f llvm* llc.exe lli.exe opt.exe LTO.dll bugpoint.exe macho-dump.exe
 
 	# create file listing for uninstall. note: must have Windows path separators and line endings.
@@ -605,8 +595,7 @@ ifneq (,$(filter $(ARCH), i386 i486 i586 i686))
 	$(JLDOWNLOAD) https://juliacache.s3.amazonaws.com/mingw32-libssp0-5.3.0-1.1.noarch.rpm && \
 	for i in *.rpm; do 7z x -y $$i; done && \
 	for i in *.cpio; do 7z x -y $$i; done && \
-	cp usr/i686-w64-mingw32/sys-root/mingw/bin/*.dll . && \
-	$(JLDOWNLOAD) PortableGit.7z https://github.com/git-for-windows/git/releases/download/v2.6.1.windows.1/PortableGit-2.6.1-32-bit.7z.exe
+	cp usr/i686-w64-mingw32/sys-root/mingw/bin/*.dll .
 else ifeq ($(ARCH),x86_64)
 	cd $(JULIAHOME)/dist-extras && \
 	$(JLDOWNLOAD) 7z920-x64.msi http://downloads.sourceforge.net/sevenzip/7z920-x64.msi && \
@@ -622,18 +611,19 @@ else ifeq ($(ARCH),x86_64)
 	$(JLDOWNLOAD) https://juliacache.s3.amazonaws.com/mingw64-libssp0-5.3.0-1.1.noarch.rpm && \
 	for i in *.rpm; do 7z x -y $$i; done && \
 	for i in *.cpio; do 7z x -y $$i; done && \
-	cp usr/x86_64-w64-mingw32/sys-root/mingw/bin/*.dll . && \
-	$(JLDOWNLOAD) PortableGit.7z https://github.com/git-for-windows/git/releases/download/v2.6.1.windows.1/PortableGit-2.6.1-64-bit.7z.exe
+	cp usr/x86_64-w64-mingw32/sys-root/mingw/bin/*.dll .
 else
 	$(error no win-extras target for ARCH=$(ARCH))
 endif
 	cd $(JULIAHOME)/dist-extras && \
 	$(JLDOWNLOAD) http://downloads.sourceforge.net/sevenzip/7z920_extra.7z && \
 	$(JLDOWNLOAD) https://unsis.googlecode.com/files/nsis-2.46.5-Unicode-setup.exe && \
+	$(JLDOWNLOAD) busybox.exe http://frippery.org/files/busybox/busybox-w32-FRP-483-g31277ab.exe && \
 	chmod a+x 7z.exe && \
 	chmod a+x 7z.dll && \
 	$(call spawn,./7z.exe) x -y -onsis nsis-2.46.5-Unicode-setup.exe && \
-	chmod a+x ./nsis/makensis.exe
+	chmod a+x ./nsis/makensis.exe && \
+	chmod a+x busybox.exe
 
 # various statistics about the build that may interest the user
 ifeq ($(USE_SYSTEM_LLVM), 1)

README.md

@@ -257,7 +257,6 @@ Building Julia requires that the following software be installed:
 - **[GNU make]**                — building dependencies.
 - **[gcc & g++][gcc]** (>= 4.7) or **[Clang][clang]** (>= 3.1, Xcode 4.3.3 on OS X) — compiling and linking C, C++
 - **[gfortran]**                — compiling and linking Fortran libraries
-- **[git]**                     — version control and package management (version 1.7.3+ required)
 - **[perl]**                    — preprocessing of header files of libraries.
 - **[wget]**, **[curl]**, or **[fetch]** (FreeBSD) — to automatically download external libraries.
 - **[m4]**                      — needed to build GMP.
@@ -298,7 +297,6 @@ For a longer overview of Julia's dependencies, see these [slides](https://github
 [gfortran]:     https://gcc.gnu.org/fortran/
 [curl]:         http://curl.haxx.se
 [fetch]:        http://www.freebsd.org/cgi/man.cgi?fetch(1)
-[git]:          http://git-scm.com
 [perl]:         http://www.perl.org
 [cmake]:        http://www.cmake.org
 [OpenLibm]:     https://github.com/JuliaLang/openlibm

README.windows.md

@@ -309,7 +309,11 @@ replace `config.vm.provision :shell, privileged: false, :inline => $script_msys2
 
 ## After compiling
 
-Compiling using one of the options above creates a basic Julia build, but not some extra components (like a built-in git installation) that are included if you run the full Julia binary installer.  If you need these components, the easiest way to get them is to build the installer yourself using ```make win-extras``` followed by ```make binary-dist```, and then running the resulting installer.
+Compiling using one of the options above creates a basic Julia build, but not some
+extra components that are included if you run the full Julia binary installer.
+If you need these components, the easiest way to get them is to build the installer
+yourself using ```make win-extras``` followed by ```make binary-dist```, and then
+running the resulting installer.
 
 ## Windows Build Debugging
 

appveyor.yml

@@ -35,6 +35,7 @@ cache:
   - x86_64-4.9.2-release-win32-seh-rt_v4-rev3.7z
   - llvm-3.7.1-i686-w64-mingw32-juliadeps-r09.7z
   - llvm-3.7.1-x86_64-w64-mingw32-juliadeps-r09.7z
+  - usr/bin/busybox.exe
 
 build_script:
 # If there's a newer build queued for the same PR, cancel this one

base/exports.jl

@@ -7,7 +7,6 @@ export
     Meta,
     Operators,
     Pkg,
-    Git,
     LibGit2,
     StackTraces,
     Profile,

base/pkg/pkg.jl

@@ -2,7 +2,7 @@
 
 module Pkg
 
-export Dir, Types, Reqs, Cache, Read, Query, Resolve, Write, Entry, Git
+export Dir, Types, Reqs, Cache, Read, Query, Resolve, Write, Entry
 export dir, init, rm, add, available, installed, status, clone, checkout,
        update, resolve, test, build, free, pin, PkgError, setprotocol!
 
@@ -30,7 +30,7 @@ function Base.showerror(io::IO, pkgerr::PkgError)
     end
 end
 
-for file in split("dir types reqs cache read query resolve write entry git")
+for file in split("dir types reqs cache read query resolve write entry")
     include("$file.jl")
 end
 const cd = Dir.cd

base/sysimg.jl

@@ -325,7 +325,6 @@ include("libgit2/libgit2.jl")
 
 # package manager
 include("pkg/pkg.jl")
-const Git = Pkg.Git
 
 # Stack frames and traces
 include("stacktraces.jl")

contrib/mac/app/Makefile

@@ -31,13 +31,10 @@ $(DMG_NAME): dmg/$(APP_NAME)
 	sudo hdiutil create $(DMG_NAME) -size 500m -ov -volname "$(VOL_NAME)" -imagekey zlib-level=9 -srcfolder dmg
 
 dmg/$(APP_NAME): julia.icns
-	make -C ../../../deps install-git
 	make -C ../../.. binary-dist
 	tar zxf ../../../julia-*.tar.gz
 	mv julia-* julia
 	-mkdir -p ./julia/libexec ./julia/share
-	-cp -a $(build_libexecdir)/git* ./julia/libexec
-	-cp -a $(build_datarootdir)/git* ./julia/share
 	rm -f julia/lib/*.{a,la}
 	-mkdir dmg
 	platypus -a Julia -p /bin/bash -V $(JULIA_VERSION) -R -u "The Julia Project" -i julia.icns -Q julia.icns -o "None" -I org.julialang.julia -x -f julia script ./dmg/$(APP_NAME)

contrib/mac/juliarc.jl

@@ -3,9 +3,7 @@
 # Set up environment for Julia OSX binary distribution
 let
     ROOT = abspath(JULIA_HOME,"..")
-    ENV["PATH"]="$JULIA_HOME:$(joinpath(ROOT, "libexec", "git-core")):$(ENV["PATH"])"
+    ENV["PATH"]="$JULIA_HOME:$(ENV["PATH"])"
     ENV["FONTCONFIG_PATH"] = joinpath(ROOT, "etc", "fonts")
-    ENV["GIT_EXEC_PATH"] = joinpath(ROOT, "libexec", "git-core")
-    ENV["GIT_TEMPLATE_DIR"] = joinpath(ROOT, "share", "git-core")
     ENV["TK_LIBRARY"] = "/System/Library/Frameworks/Tk.framework/Versions/8.5/Resources/Scripts"
 end

contrib/windows/juliarc.jl

@@ -1,2 +1,2 @@
 # Set up environment for Julia Windows binary distribution
-ENV["PATH"] = JULIA_HOME*";"*joinpath(JULIA_HOME,"..","Git","bin")*";"*ENV["PATH"]
+ENV["PATH"] = JULIA_HOME*";"*ENV["PATH"]

contrib/windows/msys_build.sh

@@ -86,25 +86,21 @@ case $(uname) in
 esac
 
 # Download most recent Julia binary for dependencies
-# Fix directory not found error during decompression on msys2
-mkdir -p usr/Git/usr
 if ! [ -e julia-installer.exe ]; then
   f=julia-latest-win$bits.exe
   echo "Downloading $f"
   $curlflags -O https://s3.amazonaws.com/julianightlies/bin/winnt/x$archsuffix/$f
   echo "Extracting $f"
   $SEVENZIP x -y $f >> get-deps.log
 fi
-for i in bin/*.dll Git/usr/bin/*.dll Git/usr/bin/*.exe; do
+for i in bin/*.dll; do
   $SEVENZIP e -y julia-installer.exe "$i" \
     -ousr\\`dirname $i | sed -e 's|/julia||' -e 's|/|\\\\|g'` >> get-deps.log
 done
 for i in share/julia/base/pcre_h.jl; do
   $SEVENZIP e -y julia-installer.exe "$i" -obase >> get-deps.log
 done
 echo "override PCRE_INCL_PATH =" >> Make.user
-# suppress "bash.exe: warning: could not find /tmp, please create!"
-mkdir -p usr/Git/tmp
 # Remove libjulia.dll if it was copied from downloaded binary
 rm -f usr/bin/libjulia.dll
 rm -f usr/bin/libjulia-debug.dll
@@ -160,6 +156,10 @@ if [ -z "`which make 2>/dev/null`" ]; then
   export PATH=$PWD/bin:$PATH
 fi
 
+f=busybox-w32-FRP-483-g31277ab.exe
+echo "Downloading $f"
+$curlflags -o usr/bin/busybox.exe http://frippery.org/files/busybox/$f
+
 for lib in SUITESPARSE ARPACK BLAS LAPACK FFTW \
     GMP MPFR PCRE LIBUNWIND OPENSPECFUN; do
   echo "USE_SYSTEM_$lib = 1" >> Make.user

deps/Makefile

@@ -17,7 +17,7 @@ include $(SRCDIR)/llvm-ver.make
 # additionally all targets should be listed in the getall target for easier off-line compilation
 # if you are adding a new target, it can help to copy an similar, existing target
 #
-# autoconf configure-driven scripts: llvm pcre arpack fftw unwind gmp mpfr patchelf libuv git
+# autoconf configure-driven scripts: llvm pcre arpack fftw unwind gmp mpfr patchelf libuv
 # custom Makefile rules: openlibm dsfmt suitesparse-wrapper suitesparse lapack openblas utf8proc objconv osxunwind
 # entirely custom: virtualenv
 # CMake libs: libgit2
@@ -260,7 +260,6 @@ include $(SRCDIR)/unwind.mk
 include $(SRCDIR)/gmp.mk
 include $(SRCDIR)/mpfr.mk
 include $(SRCDIR)/patchelf.mk
-include $(SRCDIR)/git.mk
 include $(SRCDIR)/libgit2.mk
 include $(SRCDIR)/virtualenv.mk
 

deps/Versions.make

@@ -11,5 +11,4 @@ OSXUNWIND_VER = 0.0.3
 GMP_VER = 6.1.0
 MPFR_VER = 3.1.4
 PATCHELF_VER = 0.9
-GIT_VER = 1.8.5.6
 VIRTUALENV_VER = 15.0.0