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CMake internal flag -H is replaced by -S officially since 3.13
LdBeth
parent
d6aea8f6d1
commit
761a47702a
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Build.md
32
Build.md
@ -20,13 +20,13 @@ cd ccls
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# Do not unpack to a temporary directory, as the clang resource directory is hard-coded
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# into ccls at compile time!
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# See https://github.com/MaskRay/ccls/wiki/FAQ#verify-the-clang-resource-directory-is-correct
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cmake -H. -BRelease -DCMAKE_BUILD_TYPE=Release -DCMAKE_PREFIX_PATH=/path/to/clang+llvm-xxx
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cmake -S. -BRelease -DCMAKE_BUILD_TYPE=Release -DCMAKE_PREFIX_PATH=/path/to/clang+llvm-xxx
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cmake --build Release
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```
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As of 2020-06-23 no pre-built binaries exist for Ubuntu 20.04. `sudo apt-get install clang libclang-10-dev` and all the other dependencies listed here **excluding** rapidjson-dev (it is vendored in this repo), then run
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```sh
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cmake -H. -BRelease -DCMAKE_BUILD_TYPE=Release \
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cmake -S. -BRelease -DCMAKE_BUILD_TYPE=Release \
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-DCMAKE_PREFIX_PATH=/usr/lib/llvm-10 \
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-DLLVM_INCLUDE_DIR=/usr/lib/llvm-10/include \
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-DLLVM_BUILD_INCLUDE_DIR=/usr/include/llvm-10/
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@ -42,7 +42,7 @@ You may replace the last two **cmake** commands with:
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```sh
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wget -c http://releases.llvm.org/8.0.0/clang+llvm-8.0.0-x86_64-linux-gnu-ubuntu-18.04.tar.xz
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tar xf clang+llvm-8.0.0-x86_64-linux-gnu-ubuntu-18.04.tar.xz
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cmake -H. -BRelease -DCMAKE_BUILD_TYPE=Release -DCMAKE_PREFIX_PATH=$PWD/clang+llvm-8.0.0-x86_64-linux-gnu-ubuntu-18.04
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cmake -S. -BRelease -DCMAKE_BUILD_TYPE=Release -DCMAKE_PREFIX_PATH=$PWD/clang+llvm-8.0.0-x86_64-linux-gnu-ubuntu-18.04
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cmake --build Release
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```
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@ -106,7 +106,7 @@ If your system Clang+LLVM is sufficiently new, consider using them. If they
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are installed into the standard locations for our system, `CMAKE_PREFIX_PATH`
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is not required.
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A simple `cmake -GNinja -H. -BRelease` (remove `-GNinja` if you don't use
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A simple `cmake -GNinja -S. -BRelease` (remove `-GNinja` if you don't use
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Ninja) works for many distributions. The required system packages are:
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* Arch Linux: `clang` `llvm`
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@ -119,7 +119,7 @@ Ninja) works for many distributions. The required system packages are:
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Pick the one on https://releases.llvm.org/download.html that suits your system.
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Note, the Ubuntu 16.04 prebuit binaries are actually suitable for many non-Ubuntu distributions.
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After unpacking, `cmake -GNinja -H. -BRelease -DCMAKE_PREFIX_PATH=/path/to/clang+llvm-7.0.1-x86_64-linux-gnu-ubuntu-16.04`
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After unpacking, `cmake -GNinja -S. -BRelease -DCMAKE_PREFIX_PATH=/path/to/clang+llvm-7.0.1-x86_64-linux-gnu-ubuntu-16.04`
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The Windows prebuilt binaries lack C++ header files, thus they cannot be used.
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@ -133,7 +133,7 @@ On GNU/Linux distributions with older versions of glibc (older than
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apk add alpine-sdk cmake make clang clang-static clang-dev llvm-dev llvm-static \
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&& git clone --depth=1 --recursive https://github.com/MaskRay/ccls \
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&& cd ccls \
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&& cmake -H. -BRelease -DCMAKE_BUILD_TYPE=Release \
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&& cmake -S. -BRelease -DCMAKE_BUILD_TYPE=Release \
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&& cmake --build Release --target install
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```
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@ -160,7 +160,7 @@ sudo apt install ccls
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```sh
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# build from source
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sudo apt install clang cmake libclang-dev llvm-dev rapidjson-dev
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cmake -H. -BRelease
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cmake -S. -BRelease
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cmake --build Release
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```
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@ -192,7 +192,7 @@ On Ubuntu 16.04 install g++-7 via [these directions](https://gist.github.com/jlb
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To build with system Clang+LLVM: `sudo apt install clang libclang-dev`
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```sh
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cmake -H. -BRelease -DCMAKE_BUILD_TYPE=Release \
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cmake -S. -BRelease -DCMAKE_BUILD_TYPE=Release \
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-DCMAKE_PREFIX_PATH=/usr/lib/llvm-7 \
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-DLLVM_INCLUDE_DIR=/usr/lib/llvm-7/include \
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-DLLVM_BUILD_INCLUDE_DIR=/usr/include/llvm-7/
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@ -238,7 +238,7 @@ exec /opt/homebrew/bin/ccls --init='{"clang":{"extraArgs":[
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To build from source:
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```sh
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brew info llvm
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cmake -H. -BRelease -DCMAKE_BUILD_TYPE=Release -DCMAKE_PREFIX_PATH="$(brew --prefix llvm)/lib/cmake"
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cmake -S. -BRelease -DCMAKE_BUILD_TYPE=Release -DCMAKE_PREFIX_PATH="$(brew --prefix llvm)/lib/cmake"
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cmake --build Release
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```
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@ -252,7 +252,7 @@ cmake --build Release
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```sh
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guix package -i cmake clang gcc-toolchain
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cmake -H. -BRelease -DCMAKE_BUILD_TYPE=Release -DCMAKE_PREFIX_PATH=/home/$USER/.guix-profile/bin/clang
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cmake -S. -BRelease -DCMAKE_BUILD_TYPE=Release -DCMAKE_PREFIX_PATH=/home/$USER/.guix-profile/bin/clang
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cmake --build Release
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```
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@ -272,12 +272,12 @@ these releases. You must either:
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git clone https://github.com/llvm/llvm-project.git
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cd llvm-project
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cmake -Hllvm -BRelease -G Ninja -DCMAKE_BUILD_TYPE=Release -DCMAKE_C_COMPILER=cl -DCMAKE_CXX_COMPILER=cl -DLLVM_TARGETS_TO_BUILD=X86 -DLLVM_ENABLE_PROJECTS=clang
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cmake -Sllvm -BRelease -G Ninja -DCMAKE_BUILD_TYPE=Release -DCMAKE_C_COMPILER=cl -DCMAKE_CXX_COMPILER=cl -DLLVM_TARGETS_TO_BUILD=X86 -DLLVM_ENABLE_PROJECTS=clang
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ninja -C Release clangFormat clangFrontendTool clangIndex clangTooling clang
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# Download ccls
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cd ccls
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cmake -H. -BRelease -G Ninja -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_COMPILER=clang-cl -DCMAKE_C_COMPILER=clang-c -DCMAKE_PREFIX_PATH="D:/llvm-project/Release"
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cmake -S. -BRelease -G Ninja -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_COMPILER=clang-cl -DCMAKE_C_COMPILER=clang-c -DCMAKE_PREFIX_PATH="D:/llvm-project/Release"
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ninja -C Release
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```
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@ -291,7 +291,7 @@ pacman -S mingw-w64-x86_64-clang mingw-w64-x86_64-clang-tools-extra mingw64/ming
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pacman -S cmake ninja clang
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# Download ccls
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cd ccls
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cmake -H. -BRelease -G Ninja -DCMAKE_CXX_FLAGS=-D__STDC_FORMAT_MACROS
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cmake -S. -BRelease -G Ninja -DCMAKE_CXX_FLAGS=-D__STDC_FORMAT_MACROS
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ninja -C Release
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```
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@ -313,7 +313,7 @@ cp /mingw64/bin/libclang.dll /mingw64/bin/libstdc++-6.dll ~/ccls/Release/
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git clone https://github.com/llvm/llvm-project.git
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cd llvm-project
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cmake -Hllvm -BRelease -G Ninja -DCMAKE_BUILD_TYPE=Release -DLLVM_TARGETS_TO_BUILD=X86 -DLLVM_ENABLE_PROJECTS=clang
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cmake -Sllvm -BRelease -G Ninja -DCMAKE_BUILD_TYPE=Release -DLLVM_TARGETS_TO_BUILD=X86 -DLLVM_ENABLE_PROJECTS=clang
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ninja -C Release clangFormat clangFrontendTool clangIndex clangTooling clang
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# built Release/bin/clang
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```
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@ -327,7 +327,7 @@ Then build ccls with `-DCMAKE_PREFIX_PATH`:
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```sh
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cd ~/ccls
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LLVM=$HOME/llvm-project
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cmake -H. -BRelease -G Ninja -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_COMPILER=clang++ -DCMAKE_EXE_LINKER_FLAGS=-fuse-ld=lld -DCMAKE_PREFIX_PATH="$LLVM/Release"
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cmake -S. -BRelease -G Ninja -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_COMPILER=clang++ -DCMAKE_EXE_LINKER_FLAGS=-fuse-ld=lld -DCMAKE_PREFIX_PATH="$LLVM/Release"
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ninja -C Release
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```
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@ -355,7 +355,7 @@ Similar to the instructions to build Clang+LLVM from the git monorepo:
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# Download "LLVM source code" and rename the extracted directory to llvm
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# Download "Clang source code" and rename the extracted directory to llvm/tools/clang
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cd llvm
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cmake -H. -BRelease -G Ninja -DCMAKE_BUILD_TYPE=Release -DLLVM_TARGETS_TO_BUILD=X86 -DLLVM_ENABLE_PROJECTS=clang
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cmake -S. -BRelease -G Ninja -DCMAKE_BUILD_TYPE=Release -DLLVM_TARGETS_TO_BUILD=X86 -DLLVM_ENABLE_PROJECTS=clang
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ninja -C Release clangFormat clangFrontendTool clangIndex clangTooling clang
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# built Release/bin/clang
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```
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