clue | An experimental C to Javascript/Lua/Perl5/Lisp/Java compiler | Interpreter library

 by   davidgiven C Version: Current License: No License

kandi X-RAY | clue Summary

kandi X-RAY | clue Summary

clue is a C library typically used in Utilities, Interpreter applications. clue has no bugs, it has no vulnerabilities and it has low support. You can download it from GitHub.

Clue is an experimental C compiler for Lua, Javascript, Perl, Common Lisp, Java, and C. It compiles, eventually, ANSI C programs into a form which may be run on a standard runtime for any of these languages. Clue is EXPERIMENTAL and UNFINISHED. It is not suitable for any kind of production use. There are a number of C language features that are not implemented yet, and it produces rather bad code. However, it will compile a large number of non-trivial programs.
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          Reuse

            kandi-support Support

              clue has a low active ecosystem.
              It has 105 star(s) with 15 fork(s). There are 8 watchers for this library.
              OutlinedDot
              It had no major release in the last 6 months.
              There are 3 open issues and 1 have been closed. On average issues are closed in 2 days. There are no pull requests.
              It has a neutral sentiment in the developer community.
              The latest version of clue is current.

            kandi-Quality Quality

              clue has 0 bugs and 0 code smells.

            kandi-Security Security

              clue has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.
              clue code analysis shows 0 unresolved vulnerabilities.
              There are 0 security hotspots that need review.

            kandi-License License

              clue does not have a standard license declared.
              Check the repository for any license declaration and review the terms closely.
              OutlinedDot
              Without a license, all rights are reserved, and you cannot use the library in your applications.

            kandi-Reuse Reuse

              clue releases are not available. You will need to build from source code and install.
              Installation instructions, examples and code snippets are available.
              It has 289 lines of code, 8 functions and 4 files.
              It has medium code complexity. Code complexity directly impacts maintainability of the code.

            Top functions reviewed by kandi - BETA

            kandi's functional review helps you automatically verify the functionalities of the libraries and avoid rework.
            Currently covering the most popular Java, JavaScript and Python libraries. See a Sample of clue
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            clue Key Features

            No Key Features are available at this moment for clue.

            clue Examples and Code Snippets

            No Code Snippets are available at this moment for clue.

            Community Discussions

            QUESTION

            type deduction for std::function argument types with auto adds const
            Asked 2022-Apr-08 at 14:31

            I have a struct with a method called call which has a const overload. The one and only argument is a std::function which either takes a int reference or a const int reference, depending on the overload.

            The genericCall method does exactly the same thing but uses a template parameter instead of a std::function as type.

            ...

            ANSWER

            Answered 2022-Apr-08 at 13:25

            The problem is that generic lambdas (auto param) are equivalent to a callable object whose operator() is templated. This means that the actual type of the lambda argument is not contained in the lambda, and only deduced when the lambda is invoked.

            However in your case, by having specific std::function arguments, you force a conversion to a concrete type before the lambda is invoked, so there is no way to deduce the auto type from anything. There is no SFINAE in a non-template context.

            With no specific argument type, both your call are valid overloads. Actually any std::function that can match an [](auto&) is valid. Now the only rule is probably that the most cv-qualified overload wins. You can try with a volatile float& and you will see it will still choose that. Once it choose this overload, the compilation will fail when trying to invoke.

            Source https://stackoverflow.com/questions/71797023

            QUESTION

            how to enable comparison between Vec<_> and Vec<_,CustomAllocator>?
            Asked 2022-Mar-28 at 09:53

            I am trying to use a custom allocator, using the allocator API in Rust.

            It seems Rust considers Vec and Vec as two distinct types.

            ...

            ANSWER

            Answered 2022-Mar-28 at 09:53

            Update: Since GitHub pull request #93755 has been merged, comparison between Vecs with different allocators is now possible.

            Original answer:

            Vec uses the std::alloc::Global allocator by default, so Vec is in fact Vec. Since Vec and Vec are indeed distinct types, they cannot directly be compared because the PartialEq implementation is not generic for the allocator type. As @PitaJ commented, you can compare the slices instead using assert_eq!(&a[..], &b[..]) (which is also what the author of the allocator API recommends).

            Source https://stackoverflow.com/questions/71021633

            QUESTION

            Vue
            Asked 2022-Mar-24 at 09:09

            I'm using the new syntax in Vue 3 and I really like the idea of it, but once I tried to use a top level await I started to run in some problems.

            This is my code:

            ...

            ANSWER

            Answered 2022-Mar-24 at 09:09

            Top-level await must be used in combination with Suspense (which is experimental).

            You should be able to just do it in onBeforeMount. Not as elegant; but a solid solution. Something like this:

            Source https://stackoverflow.com/questions/69183835

            QUESTION

            How do I unpack tuple format in R?
            Asked 2022-Mar-12 at 08:23

            Here is the dataset.

            ...

            ANSWER

            Answered 2022-Mar-11 at 11:17

            Here's a way using separate_rows:

            Source https://stackoverflow.com/questions/71437352

            QUESTION

            What's the library should I import for UTTypeImage, which is the replacement of kUTTypeImage in iOS 15?
            Asked 2022-Feb-20 at 12:20

            Before iOS 15, I used UIImagePickerController to capture images and video, and I got mediaType from [UIImagePickerController.InfoKey : Any], then I used kUTTypeImage (in the MobileCoreServices library) to identify the mediaType.

            However, When it comes to iOS 15, Xcode complains that kUTTypeImage was deprecated in iOS 15.0. Use UTTypeImage instead. So, I replaced kUTTypeImage with UTTypeImage, but Xcode didn't know it.

            Tried searching for some information, but didn't get any clue. I guess I should import the right library, but what is it?

            Here is part of the code:

            ...

            ANSWER

            Answered 2021-Sep-26 at 06:40

            It's a bit confusing. First, you'll need to import UniformTypeIdentifiers. Then, replace kUTTypeImage with UTType.image (the Swift version of UTTypeImage).

            Source https://stackoverflow.com/questions/69332404

            QUESTION

            pip-compile raising AssertionError on its logging handler
            Asked 2022-Feb-13 at 12:37

            I have a dockerfile that currently only installs pip-tools

            ...

            ANSWER

            Answered 2022-Feb-05 at 16:30

            It is a bug, you can downgrade using:

            pip install "pip<22"

            https://github.com/jazzband/pip-tools/issues/1558

            Source https://stackoverflow.com/questions/70946286

            QUESTION

            Typing a closure that returns an anonymous type borrowing from one of its inputs without heap allocation or trait objects
            Asked 2022-Feb-08 at 17:56

            Let's say that I have the following working code:

            ...

            ANSWER

            Answered 2022-Feb-08 at 17:56
            TL;DR

            No, not until closure HRTB inference is fixed. Current workarounds include using function pointers instead or implementing a helper trait on custom structs -- the helper trait is needed regardless of approach until higher-kinded types are introduced in Rust.

            Playground

            Details

            To avoid returning a Box, you would need the type parameter I to be generic over the lifetime 'a, so that you can use it with any lifetime (in a for<'a> bound, for example). Unfortunately, as discussed in a similar question, Rust does not yet support higher-kinded types (type parameters that are themselves generic over other type parameters), so we must use a helper trait:

            Source https://stackoverflow.com/questions/71031932

            QUESTION

            Finding straight lines from tightly coupled lines and noise curvy lines
            Asked 2022-Jan-17 at 20:48

            I have this image for a treeline crop. I need to find the general direction in which the crop is aligned. I'm trying to get the Hough lines of the image, and then find the mode of distribution of angles.

            I've been following this tutorialon crop lines, however in that one, the crop lines are sparse. Here they are densely pack, and after grayscaling, blurring, and using canny edge detection, this is what i get

            ...

            ANSWER

            Answered 2022-Jan-02 at 14:10

            You can use a 2D FFT to find the general direction in which the crop is aligned (as proposed by mozway in the comments). The idea is that the general direction can be easily extracted from centred beaming rays appearing in the magnitude spectrum when the input contains many lines in the same direction. You can find more information about how it works in this previous post. It works directly with the input image, but it is better to apply the Gaussian + Canny filters.

            Here is the interesting part of the magnitude spectrum of the filtered gray image:

            The main beaming ray can be easily seen. You can extract its angle by iterating over many lines with an increasing angle and sum the magnitude values on each line as in the following figure:

            Here is the magnitude sum of each line plotted against the angle (in radian) of the line:

            Based on that, you just need to find the angle that maximize the computed sum.

            Here is the resulting code:

            Source https://stackoverflow.com/questions/70545797

            QUESTION

            Why is WSL extremely slow when compared with native Windows NPM/Yarn processing?
            Asked 2022-Jan-06 at 00:43

            I am working with WSL a lot lately because I need some native UNIX tools (and emulators aren't good enough). I noticed that the speed difference when working with NPM/Yarn is incredible.

            I conducted a simple test that confirmed my feelings. The test was running npx create-react-app my-test-app and the WSL result was Done in 287.56s. while GitBash finished with Done in 10.46s..

            This is not the whole picture, because the perceived time was higher in both cases, but even based on that - there is a big issue somewhere. I just don't know where. The project I'm working on uses tens of libraries and changing even one of them takes minutes instead of seconds.

            Is this something that I can fix? If so - where to look for clues?

            Additional info:

            • my processor: Processor AMD Ryzen 7 5800H with Radeon Graphics, 3201 Mhz, 8 Core(s), 16 Logical Processors

            • I'm running Windows 11 with all the latest updates to both the system and the WSL. The chosen system is Ubuntu 20.04

            • I've seen some questions that are somewhat similar like 'npm install' extremely slow on Windows, but they don't touch WSL at all (and my pure Windows NPM works fast).

            • the issue is not limited to NPM, it's also for Yarn

            • another problem that I'm getting is that file watching is not happening (I need to restart the server with every change). In some applications I don't get any errors, sometimes I get the following:

              ...

            ANSWER

            Answered 2021-Aug-29 at 15:40

            Since you mention executing the same files (with proper performance) from within Git Bash, I'm going to make an assumption here. Correct me if I'm wrong on this, and I'll delete the answer and look for another possibility.

            This would be explained (and expected) if your files are stored on /mnt/c (a.k.a. C:, or /C under Git Bash) or any other Windows drive, as they would likely need to be to be accessed by Git Bash.

            WSL2 uses the 9P protocol to access Windows drives, and it is currently known to be very slow when compared to:

            • Native NTFS (obviously)
            • The ext4 filesystem on the virtual disk used by WSL2
            • And even the performance of WSL1 with Windows drives

            I've seen a git clone of a large repo (the WSL2 Linux kernel Github) take 8 minutes on WSL2 on a Windows drive, but only seconds on the root filesystem.

            Two possibilities:

            • If possible (and it is for most Node projects), convert your WSL to version 1 with wsl --set-version 1. I always recommend making a backup with wsl --export first.

              And since you are making a backup anyway, you may as well just create a copy of the instance by wsl --importing your backup as --version 1 (as the last argument). WSL1 and WSL2 both have their uses, and you may find it helpful to keep both around.

              See this answer for more details on the exact syntax..

            • Or just move the project over to somewhere under the WSL root, such as /home/username/src/.

            Source https://stackoverflow.com/questions/68972448

            QUESTION

            Boolean recursive static method that gets an array of integers
            Asked 2022-Jan-04 at 18:30

            I'm trying to write a method that would Return true if it is possible to divide all the members of an array into two different groups of equal size so that the sum of the members of the two groups is equal. If this is not possible, the method Return false.

            The conditions are:
            • The method should be recursive with no use of loops at all, So are all the auxiliary methods Can not contain loops.
            • The array is neither null nor empty.
            • Do not modify the contents of the array (not even temporarily), and do not use an auxiliary array.
            ...

            ANSWER

            Answered 2022-Jan-04 at 10:30

            I made this code but it doesn't check all possibilities , but I think its a good start :

            Source https://stackoverflow.com/questions/70576798

            Community Discussions, Code Snippets contain sources that include Stack Exchange Network

            Vulnerabilities

            No vulnerabilities reported

            Install clue

            Installation is unfortunately rather involved and will only work on Unix-like systems. I develop on Linux. You may be able to make it all work on Cygwin but you’re on your own. Sorry. TO RUN PROGRAMS BUILT WITH THE LUA51 BACK END: …​you will need a Lua 5.1.3 interpreter (such as the stock Lua or Mike Pall’s LuaJIT) with the LuaSocket and BitLib modules installed. TO RUN PROGRAMS BUILT WITH THE LUA52 BACK END: …​you will need a Lua 5.2 interpreter (such as the stock Lua or Mike Pall’s LuaJIT) with the LuaSocket module installed. TO RUN PROGRAMS BUILT WITH THE JAVASCRIPT BACK END: …​you will need Node. TO RUN PROGRAMS BUILT WITH THE PERL5 BACK END: …​you will need a Perl 5 interpreter with the Time::Hires module (which is normally installed automatically). TO RUN PROGRAMS BUILT WITH THE COMMON LISP BACK END: …​you will need a copy of the SBCL Common Lisp environment. It may or may not work with other Common Lisp systems. …​thanks to Peter Maydell (http://sourceforge.net/users/pm215) for contributing this. TO RUN PROGRAMS BUILT WITH THE C BACK END: …​you will need a C toolchain --- but then if you can build Clue, you will already have one. TO RUN PROGRAMS BUILT WITH THE JAVA BACK END: …​you will need a JDK. Clue generates class files by producing Java source code and compiling it, so you’ll need a javac as well as a java interpreter. I develop with the official Sun Java 6 distribution.
            Fetch sparse 0.4.1 from here: http://www.kernel.org/pub/software/devel/sparse/ Apply the supplied sparse.patch file, compile it, and install it.
            Edit the supplied pmfile and change the section at the top to point at where you installed sparse’s headers and libraries.
            Do: ./pm Clue will then build the compiler and the modified Lua interpreter that's used as an assembler.

            Support

            Okay, there are some bugs. Did I mention this was experimental?.
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            https://github.com/davidgiven/clue.git

          • CLI

            gh repo clone davidgiven/clue

          • sshUrl

            git@github.com:davidgiven/clue.git

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