Cross compiling Rust untuk executable Windows dari Linux

Mungkin tidak akan terlalu mengejutkan jika saya di sini di situs Habr IT, saya akan mengatakan bahwa saya kadang-kadang menikmati pemrograman.


OS utama saya adalah Linux, tetapi kadang-kadang saya juga harus mengumpulkan file yang dapat dieksekusi untuk Windows. Dan tentu saja, saya tidak ingin reboot ke Windows hanya untuk perakitan exe. Tidak ada masalah dengan bahasa C dan C ++, untuk waktu yang lama ada cross-compiler MinGWyang melakukan ini dengan sangat baik. Tentang Pythondan Javabahkan tidak layak disebut, lintas-platform pada awalnya. Tapi tahun lalu saya memutuskan untuk mencoba bahasa bermodel baru seperti Rust. Ketika merakit file yang dapat dieksekusi menggunakan manajer paket yang termasuk dalam kit distribusi Rust, cargotampaknya cukup untuk menentukan kunci --targetyang digunakan untuk menentukan prosesor, arsitektur dan ABI yang dihasilkan dan, ketika membangun dari Linux, dapatkan exe, yang akan menjadi file yang dapat dieksekusi standar untuk Windows. Tetapi mencoba melakukannya:


cargo build --target x86_64-pc-windows-gnu

Saya hanya menerima pesan kesalahan tautan:


error: linking with `gcc` failed: exit code: 1

[...]

  = note: /usr/bin/ld: unrecognized option '--nxcompat'
          /usr/bin/ld: use the --help option for usage information
          collect2: error: ld returned 1 exit status

error: aborting due to previous error

error: could not compile `foobar`.

Jika ada yang tertarik dengan cara saya mengatasinya dan sekarang saya dapat dengan mudah melakukan kompilasi silang program-program Rust untuk Windows tanpa meninggalkan Linux, selamat datang di cat.


Penolakan

32bit 64bit pc-windows-gnu, pc-windows-msvc . Linux, , Fedora Linux 31, Linux . Rust The Rust toolchain installer, Fedora Rust , nightly Rust, , , .


Pertama-tama, kami memastikan bahwa kami telah menetapkan tujuan yang diperlukan dengan menjalankan perintah berikut:


rustup target list

Kami mendapatkan daftar semua sasaran yang mungkin, dan sasaran yang telah kami tetapkan:


aarch64-apple-ios
aarch64-fuchsia
[...]
i686-pc-windows-gnu (installed)
[...]
i686-unknown-linux-gnu (installed)
[...]
x86_64-pc-windows-gnu (installed)
x86_64-unknown-linux-gnu (installed)
[...]

Untuk membuat file yang dapat dieksekusi untuk Windows dari Linux, kita memerlukan target i686-pc-windows-gnuuntuk exe 32bit dan x86_64-pc-windows-gnu64bit. Jika sasaran ini tidak ditandai sebagai (installed), maka kami mengirimkannya menggunakan perintah


rustup target add _

Setelah kami memastikan bahwa kami memiliki cross compiler yang diinstal dengan MinGWmenjalankan


rpm -qa | grep mingw

atau manajer paket lain untuk distribusi Linux kami:


mingw32-gcc-9.2.1-1.fc31.x86_64
mingw32-binutils-2.32-6.fc31.x86_64
mingw64-gcc-9.2.1-1.fc31.x86_64
mingw-binutils-generic-2.32-6.fc31.x86_64
mingw-filesystem-base-110-1.fc31.noarch
mingw64-winpthreads-6.0.0-2.fc31.noarch
mingw32-winpthreads-6.0.0-2.fc31.noarch
mingw32-crt-6.0.0-2.fc31.noarch
mingw64-binutils-2.32-6.fc31.x86_64
mingw64-crt-6.0.0-2.fc31.noarch
mingw64-filesystem-110-1.fc31.noarch
mingw32-filesystem-110-1.fc31.noarch
mingw32-cpp-9.2.1-1.fc31.x86_64
mingw64-headers-6.0.0-2.fc31.noarch
mingw32-headers-6.0.0-2.fc31.noarch
mingw64-cpp-9.2.1-1.fc31.x86_64

Jika tidak, MinGWinstal paket yang diperlukan dengan menjalankan


sudo dnf install mingw32-gcc mingw64-gcc

, (, - Test-Driven Development, :-)


Rust:


[pfemidi@pfemidi rust]$ cargo new foobar
     Created binary (application) `foobar` package
[pfemidi@pfemidi rust]$ cat foobar/src/main.rs 
fn main() {
    println!("Hello, world!");
}
[pfemidi@pfemidi rust]$

Linux:


[pfemidi@pfemidi foobar]$ cargo run
   Compiling foobar v0.1.0 (/home/pfemidi/mywork/rust/foobar)
    Finished dev [unoptimized + debuginfo] target(s) in 1.65s
     Running `target/debug/foobar`
Hello, world!
[pfemidi@pfemidi foobar]$ 

. x86_64-pc-windows-gnu:


cargo build --target x86_64-pc-windows-gnu

:


error: linking with `gcc` failed: exit code: 1

[...]

  = note: /usr/bin/ld: unrecognized option '--nxcompat'
          /usr/bin/ld: use the --help option for usage information
          collect2: error: ld returned 1 exit status

error: aborting due to previous error

error: could not compile `foobar`.

, MinGW, gcc. , .cargo config :


[pfemidi@pfemidi foobar]$ mkdir .cargo
[pfemidi@pfemidi foobar]$ cat > .cargo/config
[target.i686-pc-windows-gnu]
linker = "i686-w64-mingw32-gcc"
ar = "i686-w64-mingw32-ar"

[target.x86_64-pc-windows-gnu]
linker = "x86_64-w64-mingw32-gcc"
ar = "x86_64-w64-mingw32-ar"
[pfemidi@pfemidi foobar]$

Windows gcc, MinGW.


:


cargo build --target x86_64-pc-windows-gnu

, x86_64-w64-mingw32-gcc:


error: linking with `x86_64-w64-mingw32-gcc` failed: exit code: 1

[...]

  = note: /usr/lib/gcc/x86_64-w64-mingw32/9.2.1/../../../../x86_64-w64-mingw32/bin/ld: cannot find -lpthread
          collect2: error: ld returned 1 exit status

error: aborting due to previous error

error: could not compile `foobar`.

, Rust - , mingw32-winpthreads mingw64-winpthreads, dnf mingw32-gcc mingw64-gcc mingw32-winpthreads-static mingw64-winpthreads-static, -lpthread . :


sudo dnf install mingw??-winpthreads-static

:


cargo build --target x86_64-pc-windows-gnu

! :


error: linking with `x86_64-w64-mingw32-gcc` failed: exit code: 1

[...]

  = note: /usr/lib/gcc/x86_64-w64-mingw32/9.2.1/../../../../x86_64-w64-mingw32/bin/ld: /home/pfemidi/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-pc-windows-gnu/lib/crt2.o:crtexe.c:(.rdata$.refptr.__onexitbegin[.refptr.__onexitbegin]+0x0): undefined reference to `__onexitbegin'
          /usr/lib/gcc/x86_64-w64-mingw32/9.2.1/../../../../x86_64-w64-mingw32/bin/ld: /home/pfemidi/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-pc-windows-gnu/lib/crt2.o:crtexe.c:(.rdata$.refptr.__onexitend[.refptr.__onexitend]+0x0): undefined reference to `__onexitend'
          collect2: error: ld returned 1 exit status

error: aborting due to previous error

error: could not compile `foobar`.

__onexitbegin __onexitend ~/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-pc-windows-gnu/lib/crt2.o, x86_64-pc-windows-gnu. , , Rust, Rust, Rust : Rust Windows, pc-windows-gnu, MinGW 6.3.0, Fedora Linux 31 MinGW 9.2.1, CRT. Ok, crt2.o MinGW Rust x86_64-pc-windows-gnu. crt2.o dllcrt2.o, :


[pfemidi@pfemidi foobar]$ cd ~/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-pc-windows-gnu/lib/
[pfemidi@pfemidi lib]$ cp /usr/x86_64-w64-mingw32/sys-root/mingw/lib/crt2.o .
[pfemidi@pfemidi lib]$ cp /usr/x86_64-w64-mingw32/sys-root/mingw/lib/dllcrt2.o .
[pfemidi@pfemidi lib]$ cd -
/home/pfemidi/mywork/rust/foobar
[pfemidi@pfemidi foobar]$ 

Rust:


pfemidi@pfemidi foobar]$ cargo build --target x86_64-pc-windows-gnu
   Compiling foobar v0.1.0 (/home/pfemidi/mywork/rust/foobar)
    Finished dev [unoptimized + debuginfo] target(s) in 4.46s
[pfemidi@pfemidi foobar]$

! ! .. wine, :


[pfemidi@pfemidi foobar]$ cargo run --target x86_64-pc-windows-gnu
    Finished dev [unoptimized + debuginfo] target(s) in 0.38s
     Running `target/x86_64-pc-windows-gnu/debug/foobar.exe`
Hello, world!
[pfemidi@pfemidi foobar]$

! 32bit Windows, run build:


error: linking with `i686-w64-mingw32-gcc` failed: exit code: 1

[...]

  = note: /usr/lib/gcc/i686-w64-mingw32/9.2.1/../../../../i686-w64-mingw32/bin/ld: /home/pfemidi/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/i686-pc-windows-gnu/lib/crt2.o:crtexe.c:(.text+0x75): undefined reference to `__onexitend'
          /usr/lib/gcc/i686-w64-mingw32/9.2.1/../../../../i686-w64-mingw32/bin/ld: /home/pfemidi/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/i686-pc-windows-gnu/lib/crt2.o:crtexe.c:(.text+0x7a): undefined reference to `__onexitbegin'
          collect2: error: ld returned 1 exit status

error: aborting due to previous error

error: could not compile `foobar`.

__onexitbegin __onexitend ~/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/i686-pc-windows-gnu/lib/crt2.o , , 64bit crt2.o dllcrt2.o , MinGW Fedora:


[pfemidi@pfemidi foobar]$ cd ~/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/i686-pc-windows-gnu/lib/
[pfemidi@pfemidi lib]$ cp /usr/i686-w64-mingw32/sys-root/mingw/lib/crt2.o .
[pfemidi@pfemidi lib]$ cp /usr/i686-w64-mingw32/sys-root/mingw/lib/dllcrt2.o .
[pfemidi@pfemidi lib]$ cd -
/home/pfemidi/mywork/rust/foobar
[pfemidi@pfemidi foobar]$ 

:


[pfemidi@pfemidi foobar]$ 
[pfemidi@pfemidi foobar]$ cargo run --target i686-pc-windows-gnu
   Compiling foobar v0.1.0 (/home/pfemidi/mywork/rust/foobar)
    Finished dev [unoptimized + debuginfo] target(s) in 5.12s
     Running `target/i686-pc-windows-gnu/debug/foobar.exe`
Hello, world!
[pfemidi@pfemidi foobar]$

.


, (macro panic!, expect ..) 32bit Windows. 64bit , 32bit .


:


[pfemidi@pfemidi foobar]$ cat src/main.rs 
fn main() {
    println!("Hello, world!");
    panic!("I'm panicked!");    //   !
}
[pfemidi@pfemidi foobar]

64bit Windows:


[pfemidi@pfemidi foobar]$ cargo run --target x86_64-pc-windows-gnu
   Compiling foobar v0.1.0 (/home/pfemidi/mywork/rust/foobar)
    Finished dev [unoptimized + debuginfo] target(s) in 2.95s
     Running `target/x86_64-pc-windows-gnu/debug/foobar.exe`
Hello, world!
thread 'main' panicked at 'I'm panicked!', src/main.rs:3:5
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace.
[pfemidi@pfemidi foobar]$

, , . , 32bit Windows.


:


[pfemidi@pfemidi foobar]$ cargo run --target i686-pc-windows-gnu
   Compiling foobar v0.1.0 (/home/pfemidi/mywork/rust/foobar)
error: linking with `i686-w64-mingw32-gcc` failed: exit code: 1

[...]

  = note: /usr/lib/gcc/i686-w64-mingw32/9.2.1/../../../../i686-w64-mingw32/bin/ld: /home/pfemidi/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/i686-pc-windows-gnu/lib/libpanic_unwind-1a1fb2d4d34efaf8.rlib(panic_unwind-1a1fb2d4d34efaf8.panic_unwind.2hbcqjo8-cgu.0.rcgu.o): in function `ZN12panic_unwind3imp5panic17hdaabfe6326236dacE':
          /rustc/5e1a799842ba6ed4a57e91f7ab9435947482f7d8\/src\libpanic_unwind/gcc.rs:73: undefined reference to `_Unwind_RaiseException'
          /usr/lib/gcc/i686-w64-mingw32/9.2.1/../../../../i686-w64-mingw32/bin/ld: /home/pfemidi/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/i686-pc-windows-gnu/lib/libpanic_unwind-1a1fb2d4d34efaf8.rlib(panic_unwind-1a1fb2d4d34efaf8.panic_unwind.2hbcqjo8-cgu.0.rcgu.o): in function `rust_eh_unwind_resume':
          /rustc/5e1a799842ba6ed4a57e91f7ab9435947482f7d8\/src\libpanic_unwind/gcc.rs:327: undefined reference to `_Unwind_Resume'
          collect2: error: ld returned 1 exit status

error: aborting due to previous error

error: could not compile `foobar`.

, _Unwind_RaiseException _Unwind_Resume libpanic Rust.


, , Rust, . .


Rust Dwarf 32bit Windows SEH 64bit Windows, MinGW Fedora Linux SJLJ 32bit Windows SEH 64bit Windows ( ). 64bit , 32bit . MinGW Dwarf SJLJ 32bit Windows.


Saya tidak akan membahas secara terperinci tentang cara memasang kembali MinGW, tidak begitu sulit dan tidak begitu menarik ( configureAnda perlu menjalankannya dengan parameter --disable-sjlj-exceptions, sisanya sepele), saya akan mengatakan satu hal: setelah MinGWmembangun kembali dengan tumpukan yang dibuka, Dwarfalih-alih SJLJAnda hanya perlu mengambil satu file yang dipanggil libgcc_eh.adan letakkan di direktori perpustakaan untuk tujuan tersebut i686-pc-windows-gnu. Setelah itu, proyek-proyek di mana fungsi panik digunakan akan mulai dikumpulkan tidak hanya untuk keperluan Windows 64bit, tetapi juga untuk 32bit:


[pfemidi@pfemidi foobar]$ cd ~/.rustup/toolchains/stable-x86_64-unknown-linux-gnu/lib/rustlib/i686-pc-windows-gnu/lib/
[pfemidi@pfemidi lib]$ cp ~/rpmbuild/BUILD/gcc-9.2.1-20190827/build_win32/i686-w64-mingw32/libgcc/libgcc_eh.a .
[pfemidi@pfemidi lib]$ cd -
/home/pfemidi/mywork/rust/foobar
[pfemidi@pfemidi foobar]$ cargo run --target i686-pc-windows-gnu
   Compiling foobar v0.1.0 (/home/pfemidi/mywork/rust/foobar)
    Finished dev [unoptimized + debuginfo] target(s) in 4.57s
     Running `target/i686-pc-windows-gnu/debug/foobar.exe`
Hello, world!
thread 'main' panicked at 'I'm panicked!', src/main.rs:3:5
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace.
[pfemidi@pfemidi foobar]$ 

Entah bagaimana caranya.


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