c4426b14b8
Additions by q66: - external cargo bootstrap is always used now - docs are enabled (for non-bindists) + removed noarch
66 lines
2.3 KiB
Diff
66 lines
2.3 KiB
Diff
From a640bce17d908a0691d53f22e5257353f694d9b6 Mon Sep 17 00:00:00 2001
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From: q66 <daniel@octaforge.org>
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Date: Sun, 3 May 2020 17:55:50 +0200
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Subject: [PATCH 05/15] Prefer libgcc_eh over libunwind on musl
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---
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src/libunwind/build.rs | 16 ++--------------
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src/libunwind/lib.rs | 2 +-
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2 files changed, 3 insertions(+), 15 deletions(-)
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diff --git a/src/libunwind/build.rs b/src/libunwind/build.rs
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index a24808b3..a1250889 100644
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--- a/library/unwind/build.rs
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+++ b/library/unwind/build.rs
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@@ -5,17 +5,14 @@
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let target = env::var("TARGET").expect("TARGET was not set");
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if cfg!(feature = "llvm-libunwind")
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- && ((target.contains("linux") && !target.contains("musl")) || target.contains("fuchsia"))
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+ && (target.contains("linux") || target.contains("fuchsia"))
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{
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// Build the unwinding from libunwind C/C++ source code.
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llvm_libunwind::compile();
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} else if target.contains("x86_64-fortanix-unknown-sgx") {
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llvm_libunwind::compile();
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} else if target.contains("linux") {
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- if target.contains("musl") {
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- // linking for musl is handled in lib.rs
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- llvm_libunwind::compile();
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- } else if !target.contains("android") {
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+ if !target.contains("android") {
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println!("cargo:rustc-link-lib=gcc_s");
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}
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} else if target.contains("freebsd") {
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@@ -145,15 +142,6 @@
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cfg.file(root.join("src").join(src));
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}
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- if target_env == "musl" {
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- // use the same C compiler command to compile C++ code so we do not need to setup the
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- // C++ compiler env variables on the builders
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- cfg.cpp(false);
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- // linking for musl is handled in lib.rs
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- cfg.cargo_metadata(false);
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- println!("cargo:rustc-link-search=native={}", env::var("OUT_DIR").unwrap());
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- }
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-
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cfg.compile("unwind");
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}
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}
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diff --git a/src/libunwind/lib.rs b/src/libunwind/lib.rs
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index 18d41be7..17f73d69 100644
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--- a/library/unwind/src/lib.rs
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+++ b/library/unwind/src/lib.rs
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@@ -19,7 +19,7 @@ cfg_if::cfg_if! {
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}
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#[cfg(target_env = "musl")]
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-#[link(name = "unwind", kind = "static", cfg(target_feature = "crt-static"))]
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+#[link(name = "gcc_eh", cfg(target_feature = "crt-static"))]
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#[link(name = "gcc_s", cfg(not(target_feature = "crt-static")))]
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extern "C" {}
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--
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2.26.2
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