# To bootstrap from scratch, set the date from src/snapshots.txt
# e.g. 0.11.0 wants 2016-03-21
%bcond_without bootstrap
%global bootstrap_date 2016-08-20
# (using a newer version than required to get vendor directories and more archs)

%if 0%{?rhel}
%global _with_bundled_libgit2 1
%endif
%bcond_with bundled_libgit2

Name:           cargo
Version:        0.14.0
Release:        1.el7
Summary:        Rust's package manager and build tool
License:        ASL 2.0 or MIT
URL:            https://crates.io/

Source0:        https://github.com/rust-lang/%{name}/archive/%{version}/%{name}-%{version}.tar.gz

# submodule, bundled for local installation only, not distributed
%global rust_installer 4f994850808a572e2cc8d43f968893c8e942e9bf
Source1:        https://github.com/rust-lang/rust-installer/archive/%{rust_installer}/rust-installer-%{rust_installer}.tar.gz

%if %with bootstrap
%global bootstrap_dist https://static.rust-lang.org/cargo-dist
%global bootstrap_base %{bootstrap_dist}/%{bootstrap_date}/%{name}-nightly
Source10:       %{bootstrap_base}-x86_64-unknown-linux-gnu.tar.gz
Source11:       %{bootstrap_base}-i686-unknown-linux-gnu.tar.gz
Source12:       %{bootstrap_base}-armv7-unknown-linux-gnueabihf.tar.gz
Source13:       %{bootstrap_base}-aarch64-unknown-linux-gnu.tar.gz
%endif

# Use vendored crate dependencies so we can build offline.
# Created using https://github.com/alexcrichton/cargo-vendor/ 0.1.3
# It's so big because some of the -sys crates include the C library source they
# want to link to.  With our -devel buildreqs in place, they'll be used instead.
# FIXME: These should all eventually be packaged on their own!
Source100:      %{name}-%{version}-vendor.tar.xz
Patch0:         unused_resolveresult.patch


# Only x86_64 and i686 are Tier 1 platforms at this time.
ExclusiveArch:  x86_64 i686 armv7hl aarch64
%ifarch armv7hl
%global rust_triple armv7-unknown-linux-gnueabihf
%else
%global rust_triple %{_target_cpu}-unknown-linux-gnu
%endif

BuildRequires:  rust
BuildRequires:  make
BuildRequires:  cmake
BuildRequires:  gcc
BuildRequires:  python2 >= 2.7
BuildRequires:  curl

%if %without bootstrap
BuildRequires:  %{name} >= 0.13.0
%global local_cargo %{_bindir}/%{name}
%else
%global bootstrap_root cargo-nightly-%{rust_triple}
%global local_cargo %{_builddir}/%{name}-%{version}/%{bootstrap_root}/cargo/bin/cargo
%endif

# Indirect dependencies for vendored -sys crates above
BuildRequires:  libcurl-devel
BuildRequires:  libssh2-devel
BuildRequires:  zlib-devel
BuildRequires:  pkgconfig

%if %with bundled_libgit2
Provides:       bundled(libgit2-devel) = 0.23.0
%else
BuildRequires:  libgit2-devel >= 0.23
%endif

%if 0%{?fedora} >= 26
# https://bugzilla.redhat.com/show_bug.cgi?id=1383778
BuildRequires:  compat-openssl10-devel
%else
BuildRequires:  openssl-devel
%endif

# Cargo is not much use without Rust
Requires:       rust

%description
Cargo is a tool that allows Rust projects to declare their various dependencies
and ensure that you'll always get a repeatable build.


%prep
%setup -q

# rust-installer
%setup -q -T -D -a 1
rmdir src/rust-installer
mv rust-installer-%{rust_installer} src/rust-installer

# vendored crates
%setup -q -T -D -b 100
mv ../vendor ../%{name}-%{version}-vendor
mkdir -p .cargo
cat >.cargo/config <<EOF
[source.crates-io]
registry = 'https://github.com/rust-lang/crates.io-index'
replace-with = 'vendored-sources'

[source.vendored-sources]
directory = '$PWD/../%{name}-%{version}-vendor'
EOF

%if %with bootstrap
find %{sources} -name '%{bootstrap_root}.tar.gz' -exec tar -xvzf '{}' ';'
test -f '%{local_cargo}'
%endif

%patch0 -p0


%build

%ifarch aarch64 %{mips} %{power64}
%if %with bootstrap
# Upstream binaries have a 4k-paged jemalloc, which breaks with Fedora 64k pages.
# See https://github.com/rust-lang/rust/issues/36994
# Fixed by https://github.com/rust-lang/rust/issues/37392
# So we can remove this when bootstrap reaches Rust 1.14.0, Cargo ~0.15.0.
export MALLOC_CONF=lg_dirty_mult:-1
%endif
%endif

%if %without bundled_libgit2
# convince libgit2-sys to use the distro libgit2
export LIBGIT2_SYS_USE_PKG_CONFIG=1
%endif

# use our offline registry
mkdir -p .cargo
export CARGO_HOME=$PWD/.cargo

# This should eventually migrate to distro policy
# Enable optimization, debuginfo, and link hardening.
export RUSTFLAGS="-C opt-level=3 -g -Clink-args=-Wl,-z,relro,-z,now"

%configure --disable-option-checking \
  --build=%{rust_triple} --host=%{rust_triple} --target=%{rust_triple} \
  --local-cargo=%{local_cargo} \
  --local-rust-root=%{_prefix} \
  %{nil}

%make_build VERBOSE=1


%install
%make_install VERBOSE=1

# Remove installer artifacts (manifests, uninstall scripts, etc.)
rm -rv %{buildroot}/%{_prefix}/lib/

# Fix the etc/ location
mv -v %{buildroot}/%{_prefix}/%{_sysconfdir} %{buildroot}/%{_sysconfdir}

# Remove unwanted documentation files (we already package them)
rm -rf %{buildroot}/%{_docdir}/%{name}/


%check
# the tests are more oriented toward in-tree contributors
#make test VERBOSE=1


%post -p /sbin/ldconfig
%postun -p /sbin/ldconfig


%files
%license LICENSE-APACHE LICENSE-MIT LICENSE-THIRD-PARTY
%doc README.md
%{_bindir}/cargo
%{_mandir}/man1/cargo*.1*
%{_sysconfdir}/bash_completion.d/cargo
%{_datadir}/zsh/site-functions/_cargo


%changelog
* Sun Nov 13 2016 Josh Stone <jistone@redhat.com> - 0.14.0-1
- Update to 0.14.0.
- Merge package changes from rawhide.
- Bootstrap aarch64.

* Tue Sep 20 2016 Josh Stone <jistone@redhat.com> - 0.12.0-3.2
- Rebuild without bootstrap binaries.

* Mon Sep 19 2016 Josh Stone <jistone@redhat.com> - 0.12.0-3.1
- Bootstrap el7, with bundled libgit2

* Sat Sep 03 2016 Josh Stone <jistone@redhat.com> - 0.12.0-3
- Rebuild without bootstrap binaries.

* Fri Sep 02 2016 Josh Stone <jistone@redhat.com> - 0.12.0-2
- Bootstrap armv7hl.
- Patch dl-snapshot.py to ignore hashes on unknown archs.

* Wed Aug 24 2016 Josh Stone <jistone@redhat.com> - 0.12.0-1
- Update to 0.12.0.

* Mon Aug 22 2016 Josh Stone <jistone@redhat.com> 0.11.0-3
- Rebuild without bootstrap binaries.
- Add a runtime requirement on rust.

* Mon Aug 22 2016 Josh Stone <jistone@redhat.com> - 0.11.0-2
- Initial import into Fedora (#1357749), bootstrapped

* Sun Jul 17 2016 Josh Stone <jistone@fedoraproject.org> - 0.11.0-1
- Initial package, bootstrapped