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change cmake build instructions in README.md (#2300)

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* change cmake build instructions in README.md


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Co-authored-by: Your Name <you@example.com>
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waveproc
2025-08-02 18:11:57 -04:00
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parent f23bbb342c
commit 1c4f7a4b61
1 changed files with 26 additions and 28 deletions
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README.md
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@@ -276,14 +276,15 @@ See the `build-with-docker.sh` script for more information on other configurable
#### Installing on OS X using Homebrew
2. Install CMake: `brew install cmake`
3. Install LLVM 17+: `brew install llvm`
4. Clone the C3C github repository: `git clone https://github.com/c3lang/c3c.git`
5. Enter the C3C directory `cd c3c`.
6. Create a build directory `mkdir build`
7. Change directory to the build directory `cd build`
8. Set up CMake build for debug: `cmake ..`
9. Build: `cmake --build .`
1. Install [Homebrew](https://brew.sh/)
2. Install LLVM 17+: `brew install llvm`
3. Install lld: `brew install lld`
4. Install CMake: `brew install cmake`
5. Clone the C3C github repository: `git clone https://github.com/c3lang/c3c.git`
6. Enter the C3C directory `cd c3c`.
7. Set up CMake build for debug: `cmake -B build -S .`
8. Build: `cmake --build build`
9. Change directory to the build directory `cd build`
#### Installing on Windows using Scoop
@@ -347,13 +348,12 @@ You should now have a `c3c` executable in `build-debug\Debug`.
#### Compiling on Ubuntu 24.04 LTS
1. Make sure you have a C compiler that handles C11 and a C++ compiler, such as GCC or Clang. Git also needs to be installed.
2. Install LLVM 18 `sudo apt-get install cmake git clang zlib1g zlib1g-dev libllvm18 llvm llvm-dev llvm-runtime liblld-dev liblld-18 libpolly-18-dev`
2. Install LLVM 18 `sudo apt-get install cmake git clang zlib1g zlib1g-dev libllvm18 llvm llvm-dev llvm-runtime liblld-dev liblld-18 libpolly-18-dev`. If you're using Ubuntu 25.04, also install `libpolly-20-dev`.
3. Clone the C3C github repository: `git clone https://github.com/c3lang/c3c.git`
4. Enter the C3C directory `cd c3c`.
5. Create a build directory `mkdir build`
6. Change directory to the build directory `cd build`
7. Set up CMake build: `cmake ..`
8. Build: `cmake --build .`
5. Set up CMake build: `cmake -B build -S .`
6. Build: `cmake --build build`
7. Change directory to the build directory `cd build`
You should now have a `c3c` executable.
@@ -366,13 +366,12 @@ You can try it out by running some sample code: `./c3c compile ../resources/exam
2. Clone the C3C repository: `git clone https://github.com/c3lang/c3c.git`
- If you only need the latest commit, you may want to make a shallow clone instead: `git clone https://github.com/c3lang/c3c.git --depth=1`
3. Enter the directory: `cd c3c`
4. Create a build directory: `mkdir build`
5. Enter the build directory: `cd build`
6. Create the CMake build cache: `cmake ..`
7. Build: `cmake --build .`
4. Create the CMake build cache: `cmake -B build -S .`
5. Build: `cmake --build build`
6. Enter the build directory: `cd build`
Your c3c executable should have compiled properly. You may want to test it: `./c3c compile ../resources/examples/hash.c3`
For a sytem-wide installation, run the following as root: `cmake --install .`
For a system-wide installation, run the following as root: `cmake --install .`
#### Compiling on Fedora
@@ -382,15 +381,15 @@ For a sytem-wide installation, run the following as root: `cmake --install .`
3. Clone the C3C repository: `git clone https://github.com/c3lang/c3c.git`
- If you only need the latest commit, you may want to make a shallow clone: `git clone https://github.com/c3lang/c3c.git --depth=1`
4. Enter the C3C directory: `cd c3c`
5. Create a build directory and navigate into it: `mkdir build && cd build`
6. Create the CMake build cache. The Fedora repositories provide `.so` libraries for lld, so you need to set the C3_LINK_DYNAMIC flag: `cmake .. -DC3_LINK_DYNAMIC=1`
7. Build the project: `cmake --build .`
5. Create the CMake build cache. The Fedora repositories provide `.so` libraries for lld, so you need to set the C3_LINK_DYNAMIC flag: `cmake -B build -S . -DC3_LINK_DYNAMIC=1`
6. Build the project: `cmake --build build`
7. Enter the build directory: `cd build`
The c3c binary should be created in the build directory. You can try it out by running some sample code: `./c3c compile ../resources/examples/hash.c3`
#### Compiling on Arch Linux
1. Install required project dependencies: `sudo pacman -S curl lld llvm-libs clang cmake git libedit llvm`
1. Install required project dependencies: `sudo pacman -S curl lld llvm-libs clang cmake git libedit llvm libxml2`
2. Clone the C3C repository: `git clone https://github.com/c3lang/c3c.git`
- If you only need the latest commit, you may want to make a shallow clone: `git clone https://github.com/c3lang/c3c.git --depth=1`
3. Enter the C3C directory: `cd c3c`
@@ -400,7 +399,7 @@ cmake -B build \
-D C3_LINK_DYNAMIC=ON \
-D CMAKE_BUILD_TYPE=Release
```
5. Build the project: `make -C build`.
5. Build the project: `cmake --build build`.
After compilation, the `c3c` binary will be located in the `build` directory. You can test it by compiling an example: `./build/c3c compile resources/examples/ls.c3`.
@@ -412,11 +411,10 @@ After compilation, the `c3c` binary will be located in the `build` directory. Yo
2. Install or compile LLVM and LLD *libraries* (version 17+ or higher)
3. Clone the C3C github repository: `git clone https://github.com/c3lang/c3c.git`
4. Enter the C3C directory `cd c3c`.
5. Create a build directory `mkdir build`
6. Change directory to the build directory `cd build`
7. Set up CMake build for debug: `cmake ..`. At this point you may need to manually
provide the link path to the LLVM CMake directories, e.g. `cmake -DLLVM_DIR=/usr/local/opt/llvm/lib/cmake/llvm/ ..`
8. Build: `cmake --build .`
5. Set up CMake build for debug: `cmake -B build -S .`. At this point you may need to manually
provide the link path to the LLVM CMake directories, e.g. `cmake -B build -S . -DLLVM_DIR=/usr/local/opt/llvm/lib/cmake/llvm/`
6. Build: `cmake --build build`
7. Change directory to the build directory `cd build`
*A note on compiling for Linux/Unix/MacOS: to be able to fetch vendor libraries
libcurl is needed. The CMake script should detect it if it is available. Note that