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rust/0001-Only-add-an-automatic-SONAME-for-Rust-dylibs.patch
Josh Stone 44eb6d8974 Update to Rust 1.81.0 
Related: RHEL-61965
2024-10-25 10:38:20 -07:00

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From f46057bf1cc0dc24a0ecd7d87c9c93872e685253 Mon Sep 17 00:00:00 2001
From: Josh Stone <jistone@redhat.com>
Date: Fri, 27 Sep 2024 15:53:26 -0700
Subject: [PATCH] Only add an automatic SONAME for Rust dylibs
---
compiler/rustc_codegen_ssa/src/back/link.rs | 2 +-
compiler/rustc_codegen_ssa/src/back/linker.rs | 83 +++++++++++++++----
tests/run-make/dylib-soname/rmake.rs | 16 ++--
3 files changed, 80 insertions(+), 21 deletions(-)
diff --git a/compiler/rustc_codegen_ssa/src/back/link.rs b/compiler/rustc_codegen_ssa/src/back/link.rs
index 80e8111516ee..a23cc5129261 100644
--- a/compiler/rustc_codegen_ssa/src/back/link.rs
+++ b/compiler/rustc_codegen_ssa/src/back/link.rs
@@ -2490,7 +2490,7 @@ fn add_order_independent_options(
}
}
- cmd.set_output_kind(link_output_kind, out_filename);
+ cmd.set_output_kind(link_output_kind, crate_type, out_filename);
add_relro_args(cmd, sess);
diff --git a/compiler/rustc_codegen_ssa/src/back/linker.rs b/compiler/rustc_codegen_ssa/src/back/linker.rs
index a73ec83ee62c..3f3d305da014 100644
--- a/compiler/rustc_codegen_ssa/src/back/linker.rs
+++ b/compiler/rustc_codegen_ssa/src/back/linker.rs
@@ -275,7 +275,12 @@ pub(crate) trait Linker {
fn is_cc(&self) -> bool {
false
}
- fn set_output_kind(&mut self, output_kind: LinkOutputKind, out_filename: &Path);
+ fn set_output_kind(
+ &mut self,
+ output_kind: LinkOutputKind,
+ crate_type: CrateType,
+ out_filename: &Path,
+ );
fn link_dylib_by_name(&mut self, _name: &str, _verbatim: bool, _as_needed: bool) {
bug!("dylib linked with unsupported linker")
}
@@ -396,7 +401,7 @@ fn push_linker_plugin_lto_args(&mut self, plugin_path: Option<&OsStr>) {
]);
}
- fn build_dylib(&mut self, out_filename: &Path) {
+ fn build_dylib(&mut self, crate_type: CrateType, out_filename: &Path) {
// On mac we need to tell the linker to let this library be rpathed
if self.sess.target.is_like_osx {
if !self.is_ld {
@@ -427,7 +432,7 @@ fn build_dylib(&mut self, out_filename: &Path) {
let mut out_implib = OsString::from("--out-implib=");
out_implib.push(out_filename.with_file_name(implib_name));
self.link_arg(out_implib);
- } else {
+ } else if crate_type == CrateType::Dylib {
// When dylibs are linked by a full path this value will get into `DT_NEEDED`
// instead of the full path, so the library can be later found in some other
// location than that specific path.
@@ -474,7 +479,12 @@ fn is_cc(&self) -> bool {
!self.is_ld
}
- fn set_output_kind(&mut self, output_kind: LinkOutputKind, out_filename: &Path) {
+ fn set_output_kind(
+ &mut self,
+ output_kind: LinkOutputKind,
+ crate_type: CrateType,
+ out_filename: &Path,
+ ) {
match output_kind {
LinkOutputKind::DynamicNoPicExe => {
if !self.is_ld && self.is_gnu {
@@ -509,10 +519,10 @@ fn set_output_kind(&mut self, output_kind: LinkOutputKind, out_filename: &Path)
self.link_args(&["-static", "-pie", "--no-dynamic-linker", "-z", "text"]);
}
}
- LinkOutputKind::DynamicDylib => self.build_dylib(out_filename),
+ LinkOutputKind::DynamicDylib => self.build_dylib(crate_type, out_filename),
LinkOutputKind::StaticDylib => {
self.link_or_cc_arg("-static");
- self.build_dylib(out_filename);
+ self.build_dylib(crate_type, out_filename);
}
LinkOutputKind::WasiReactorExe => {
self.link_args(&["--entry", "_initialize"]);
@@ -866,7 +876,12 @@ fn cmd(&mut self) -> &mut Command {
&mut self.cmd
}
- fn set_output_kind(&mut self, output_kind: LinkOutputKind, out_filename: &Path) {
+ fn set_output_kind(
+ &mut self,
+ output_kind: LinkOutputKind,
+ _crate_type: CrateType,
+ out_filename: &Path,
+ ) {
match output_kind {
LinkOutputKind::DynamicNoPicExe
| LinkOutputKind::DynamicPicExe
@@ -1124,7 +1139,13 @@ fn is_cc(&self) -> bool {
true
}
- fn set_output_kind(&mut self, _output_kind: LinkOutputKind, _out_filename: &Path) {}
+ fn set_output_kind(
+ &mut self,
+ _output_kind: LinkOutputKind,
+ _crate_type: CrateType,
+ _out_filename: &Path,
+ ) {
+ }
fn link_dylib_by_name(&mut self, name: &str, _verbatim: bool, _as_needed: bool) {
// Emscripten always links statically
@@ -1273,7 +1294,12 @@ fn cmd(&mut self) -> &mut Command {
&mut self.cmd
}
- fn set_output_kind(&mut self, output_kind: LinkOutputKind, _out_filename: &Path) {
+ fn set_output_kind(
+ &mut self,
+ output_kind: LinkOutputKind,
+ _crate_type: CrateType,
+ _out_filename: &Path,
+ ) {
match output_kind {
LinkOutputKind::DynamicNoPicExe
| LinkOutputKind::DynamicPicExe
@@ -1422,7 +1448,13 @@ fn cmd(&mut self) -> &mut Command {
&mut self.cmd
}
- fn set_output_kind(&mut self, _output_kind: LinkOutputKind, _out_filename: &Path) {}
+ fn set_output_kind(
+ &mut self,
+ _output_kind: LinkOutputKind,
+ _crate_type: CrateType,
+ _out_filename: &Path,
+ ) {
+ }
fn link_staticlib_by_name(&mut self, name: &str, _verbatim: bool, whole_archive: bool) {
self.hint_static();
@@ -1568,7 +1600,12 @@ fn cmd(&mut self) -> &mut Command {
&mut self.cmd
}
- fn set_output_kind(&mut self, output_kind: LinkOutputKind, out_filename: &Path) {
+ fn set_output_kind(
+ &mut self,
+ output_kind: LinkOutputKind,
+ _crate_type: CrateType,
+ out_filename: &Path,
+ ) {
match output_kind {
LinkOutputKind::DynamicDylib => {
self.hint_dynamic();
@@ -1775,7 +1812,13 @@ fn cmd(&mut self) -> &mut Command {
&mut self.cmd
}
- fn set_output_kind(&mut self, _output_kind: LinkOutputKind, _out_filename: &Path) {}
+ fn set_output_kind(
+ &mut self,
+ _output_kind: LinkOutputKind,
+ _crate_type: CrateType,
+ _out_filename: &Path,
+ ) {
+ }
fn link_staticlib_by_name(&mut self, _name: &str, _verbatim: bool, _whole_archive: bool) {
panic!("staticlibs not supported")
@@ -1841,7 +1884,13 @@ fn cmd(&mut self) -> &mut Command {
&mut self.cmd
}
- fn set_output_kind(&mut self, _output_kind: LinkOutputKind, _out_filename: &Path) {}
+ fn set_output_kind(
+ &mut self,
+ _output_kind: LinkOutputKind,
+ _crate_type: CrateType,
+ _out_filename: &Path,
+ ) {
+ }
fn link_staticlib_by_name(&mut self, _name: &str, _verbatim: bool, _whole_archive: bool) {
panic!("staticlibs not supported")
@@ -1912,7 +1961,13 @@ fn cmd(&mut self) -> &mut Command {
&mut self.cmd
}
- fn set_output_kind(&mut self, _output_kind: LinkOutputKind, _out_filename: &Path) {}
+ fn set_output_kind(
+ &mut self,
+ _output_kind: LinkOutputKind,
+ _crate_type: CrateType,
+ _out_filename: &Path,
+ ) {
+ }
fn link_staticlib_by_name(&mut self, _name: &str, _verbatim: bool, _whole_archive: bool) {
panic!("staticlibs not supported")
diff --git a/tests/run-make/dylib-soname/rmake.rs b/tests/run-make/dylib-soname/rmake.rs
index cec0d4638424..714997cbc1a1 100644
--- a/tests/run-make/dylib-soname/rmake.rs
+++ b/tests/run-make/dylib-soname/rmake.rs
@@ -7,12 +7,16 @@
use run_make_support::{cmd, run_in_tmpdir, rustc};
fn main() {
+ let check = |ty: &str| {
+ rustc().crate_name("foo").crate_type(ty).input("foo.rs").run();
+ cmd("readelf").arg("-d").arg("libfoo.so").run()
+ };
run_in_tmpdir(|| {
- rustc().crate_name("foo").crate_type("dylib").input("foo.rs").run();
- cmd("readelf")
- .arg("-d")
- .arg("libfoo.so")
- .run()
- .assert_stdout_contains("Library soname: [libfoo.so]");
+ // Rust dylibs should get a relative SONAME
+ check("dylib").assert_stdout_contains("Library soname: [libfoo.so]");
+ });
+ run_in_tmpdir(|| {
+ // C dylibs should not implicitly get any SONAME
+ check("cdylib").assert_stdout_not_contains("Library soname:");
});
}
--
2.46.1
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