xo-umbrella2/xo-pywebsock/README.md
Roland Conybeare ac77df2850 Add 'xo-pywebsock/' from commit '3ce41f42ca'
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# python bindings for c++ websocket library (xo-websock)
## Getting Started
### build + install dependencies
- [github/Rconybea/xo-websock](https://github.com/Rconybea/xo-websock)
- [github/Rconybea/xo-pyutil](https://github.com/Rconybea/xo-pyutil)
- [github/Rconybea/xo-pyreactor](https://github.com/Rconybea/xo-pyreactor)
### build + install
```
$ cd xo-pywebsock
$ mkdir build
$ cd build
$ INSTALL_PREFIX=/usr/local # or wherever you prefer, e.g. ~/local
$ cmake \
-DCMAKE_MODULE_PATH=${INSTALL_PREFIX}/share/cmake \
-DCMAKE_PREFIX_PATH=${INSTALL_PREFIX} \
-DCMAKE_INSTALL_PREFIX=${INSTALL_PREFIX} ..
$ make
$ make install
```
(also see .github/workflows/main.yml)
## Examples
Assumes `xo-pywebsock` installed to `~/local2/lib`
```
PYTHONPATH=~/local2/lib:$PYTHONPATH python
>>> import xo_pywebsock
>>> dir(xo_pywebsock)
['Runstate', 'Webserver', 'WebserverConfig', '__doc__', '__file__', '__loader__', '__name__', '__package__', '__spec__', 'make_webserver']
>>>
```
## Development
### build for unit test coverage
```
$ cd xo-pywebsock
$ mkdir build-ccov
$ cd build-ccov
$ cmake \
-DCMAKE_MODULE_PATH=${INSTALL_PREFIX}/share/cmake \
-DCMAKE_PREFIX_PATH=${INSTALL_PREFIX} \
-DCODE_COVERAGE=ON \
-DCMAKE_BUILD_TYPE=Debug ..
```
### LSP (language server) support
LSP looks for compile commands in the root of the source tree;
while Cmake creates them in the root of its build directory.
```
$ cd xo-pywebsock
$ ln -s build/compile_commands.json # supply compile commands to LSP
```
### display cmake variables
- `-L` list variables
- `-A` include 'advanced' variables
- `-H` include help text
```
$ cd xo-pywebsock/build
$ cmake -LAH
```