c2rust

Migrate C code to Rust (by immunant)

C2rust Alternatives

Similar projects and alternatives to c2rust

NOTE: The number of mentions on this list indicates mentions on common posts plus user suggested alternatives. Hence, a higher number means a better c2rust alternative or higher similarity.

c2rust reviews and mentions

Posts with mentions or reviews of c2rust. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2024-01-10.
  • Converting the Kernel to C++
    3 projects | news.ycombinator.com | 10 Jan 2024
    A recent practical example of the former: the fish shell re-wrote incrementally from C++ to Rust, and is almost finished https://github.com/fish-shell/fish-shell/discussions/10123

    An example of the latter: c2rust, which is a work in progress but is very impressive https://github.com/immunant/c2rust

    It currently translates into unsafe Rust, but the strategy is to separate the "compile C to unsafe Rust" steps and the "compile unsafe Rust to safe Rust" steps. As I see it, as it makes the overall task simpler, allows for more user freedom, and makes the latter potentially useful even for non-transpiled code. https://immunant.com/blog/2023/03/lifting/

  • Best tools to convert code between languages?
    1 project | /r/learnprogramming | 11 Apr 2023
    But not all transpilers are between languages where at least one of them is designed to be transpiled. For example, c2rust can transpile, as the name suggests, C to (ugly, unsafe) Rust. A while ago there was a Java -> C compiler in GCC (GCJ), but it's pretty out of date now.
  • Translate C code to Rust working with libc
    1 project | /r/rust | 3 Apr 2023
    I do not know about your specific issue but you may be interested by https://github.com/immunant/c2rust
  • Rewrite in Rust or Use Rust-bindings
    1 project | /r/rust | 21 Mar 2023
    You should also consider using C2Rust (they're even working on C -> safe Rust translation)
  • Emitting Safer Rust with C2Rust
    3 projects | news.ycombinator.com | 15 Mar 2023
    > The date at the bottom of the article is 2022-06-13. Has there been further progress?

    The article links to their github repo:

    https://github.com/immunant/c2rust

    There's commits in the last hour, so at least some signal of life.

  • Writing an OS in Rust to run on RISC-V
    8 projects | news.ycombinator.com | 1 Mar 2023
    This is arguably already the state of things.

    Rust might get compiled down through MIR, down through LLVM IR, down to assembly or wasm... which then might be JIT or AOT (re)compiled into other bytecodes... which might perhaps be decompiled back up to C... and C might be retranslated back to horrific unsafe-spamming Rust by the likes of https://c2rust.com/. We've come full circle!

    The main issue is that retranslating high level languages into other high level languages isn't something that there's actually a lot of demand for, especially commercially, especially given the N x M translation matrix going on. So a lot of the projects "stabilize" (get abandoned). And automatically translating between the idioms of those languages gets even nastier in terms of matrix bloat.

    Well, you've got stuff like MSIL and JVM bytecodes which are higher level, and preserve more type information, and can be compiled to / decompiled from while still preserving more structure, but they still form competing incompatible ecosystems.

  • Will Carbon Replace C++?
    14 projects | news.ycombinator.com | 27 Feb 2023
    That's the wrong direction. What's needed are intelligent converters which convert less-strict languages to more-strict ones.

    Non-intelligent converters just make a mess. Here's c2rust.[1]

    Classic C++ to modern C++, plus a compiler flag to lock out all the old unsafe stuff, would be an achievement.

    [1] https://c2rust.com/

  • What would you rewrite in Rust?
    44 projects | /r/rust | 11 Feb 2023
  • Red Black Tree in Rust
    4 projects | /r/rust | 4 Jan 2023
    Well, technically, it's not hard to build such data structures. If you are willing to liberally use raw pointers, UnsafeCell, MaybeUninit and ManuallyDrop, then you can more-or-less write C-equivalent code in unsafe Rust. (there are even transpilers from C to Rust)
  • In Rust We Trust – A Transpiler from Unsafe C to Safer Rust
    1 project | /r/programmingcirclejerk | 5 Dec 2022
    /uj This transpiles from C to unsafe Rust using an existing tool, then strips the unsafe keyword from the generated function signatures
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Stats

Basic c2rust repo stats
46
3,673
9.5
4 days ago

immunant/c2rust is an open source project licensed under GNU General Public License v3.0 or later which is an OSI approved license.

The primary programming language of c2rust is Rust.


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