rust: Cleanup commit to prepare for new bootstrap.

This commit is not atomic and is not functional by itself; this is done so to
make the next set of changes more comprehensible.

* gnu/packages/patches/rust-1.19-mrustc.patch: Delete file.
* gnu/packages/patches/rust-1.30-gdb-llvm.patch: Likewise.
* gnu/packages/patches/rust-bootstrap-stage0-test.patch: Likewise.
* gnu/local.mk (dist_patch_DATA): Un-register files.
* gnu/packages/rust.scm (mrustc): Delete variable.
(rust-1.19, rust-1.20, rust-1.21 rust-1.22, rust-1.23, rust-1.24)
(rust-1.25, rust-1.26, rust-1.27, rust-1.28, rust-1.29)
(rust-1.30): Delete variables.
(rust-1.31 through rust-1.49): Fix indentation and do other cosmetic changes.
(rust): Define as rust-1.49.

1 files changed, 0 insertions, 55 deletions

diff --git a/gnu/packages/patches/rust-bootstrap-stage0-test.patch b/gnu/packages/patches/rust-bootstrap-stage0-test.patch
deleted file mode 100644
index e8484903e5..0000000000
--- a/gnu/packages/patches/rust-bootstrap-stage0-test.patch
+++ /dev/null
@@ -1,55 +0,0 @@
-Bootstrap tests failed with local stage0 cargo and rustc
-Backported changes from https://github.com/rust-lang/rust/pull/51977
-
-From 0834d9d771e912f51deca6c25699e44734624546 Mon Sep 17 00:00:00 2001
-From: Nikolai Merinov <nikolai.merinov@member.fsf.org>
-Date: Mon, 2 Jul 2018 01:45:35 +0500
-Subject: [PATCH] bootstrap: tests should use rustc from config.toml
-
-Tests should always use "rustc" and "cargo" from config.toml instead
-of assuming that stage0 binaries was downloaded to build directory.
----
- src/bootstrap/bootstrap.py | 2 ++
- src/bootstrap/config.rs    | 6 ++----
- 2 files changed, 4 insertions(+), 4 deletions(-)
-
-diff --git a/src/bootstrap/bootstrap.py b/src/bootstrap/bootstrap.py
-index 487440becf..1701f7b83a 100644
---- a/src/bootstrap/bootstrap.py
-+++ b/src/bootstrap/bootstrap.py
-@@ -788,6 +788,8 @@ def bootstrap(help_triggered):
-     env["BOOTSTRAP_PARENT_ID"] = str(os.getpid())
-     env["BOOTSTRAP_PYTHON"] = sys.executable
-     env["BUILD_DIR"] = build.build_dir
-+    env["CARGO"] = build.cargo()
-+    env["RUSTC"] = build.rustc()
-     run(args, env=env, verbose=build.verbose)
- 
- 
-diff --git a/src/bootstrap/config.rs b/src/bootstrap/config.rs
-index 6dd6291be2..d1a0deb583 100644
---- a/src/bootstrap/config.rs
-+++ b/src/bootstrap/config.rs
-@@ -23,7 +23,6 @@ use std::cmp;
- 
- use num_cpus;
- use toml;
--use util::exe;
- use cache::{INTERNER, Interned};
- use flags::Flags;
- pub use flags::Subcommand;
-@@ -362,9 +361,8 @@ impl Config {
-         config.src = Config::path_from_python("SRC");
-         config.out = Config::path_from_python("BUILD_DIR");
- 
--        let stage0_root = config.out.join(&config.build).join("stage0/bin");
--        config.initial_rustc = stage0_root.join(exe("rustc", &config.build));
--        config.initial_cargo = stage0_root.join(exe("cargo", &config.build));
-+        config.initial_rustc = Config::path_from_python("RUSTC");
-+        config.initial_cargo = Config::path_from_python("CARGO");
- 
-         config
-     }
--- 
-2.17.1
-