Merge branch 'master' of https://github.com/intersystems-ru/PythonAdapter

Author: eduard93

README.md

@@ -4,10 +4,19 @@ Python adapter via callout for InterSystems Data Platforms.
 # Installation
 
 1. Load ObjectScript code.
-2. Place callout DLL in `bin` folder.
+2. Place callout DLL/SO in `bin` folder.
+
+## Windows 
+
 3. Check that your `PYTHONHOME` environment variable points to Python 3.6. 
 4. Check that your SYSTEM `PATH` environment variable has `PYTHONHOME` variable (or directory it points to).
 
+## Linux 
+
+3. Check that your SYSTEM `PATH` environment variable has `/usr/lib`, preferably at the begining
+
+If you modified environment variables (for Windows or Linux) restart your InterSystems product.
+
 # Use
 
 1. Call: `do ##class(isc.py.Callout).Setup()` once per systems start (add to ZSTART!)
@@ -45,3 +54,19 @@ Along with callout code and Interoperability adapter there's also a test Interop
 
 Development of ObjectScript is done via [cache-tort-git](https://github.com/MakarovS96/cache-tort-git) in UDL mode. 
 Development of C code is done in Eclipse.
+
+# Building
+
+## Windows
+
+1. Install [MinGW-w64](https://sourceforge.net/projects/mingw-w64/) you'll need `mak` and `gcc`
+2. Set `GLOBALS_HOME` environment variable to the root of Caché or Ensemble installation.
+3. Set `PYTHONHOME` environment variable to the root of Python3 installation. Usually `C:\Users\<User>\AppData\Local\Programs\Python\Python3<X>`
+4. Open MinGW bash.
+5. In `Repository\c\` execute `make`.
+
+## Linux
+
+1. Add Python 3.6 repo: `add-apt-repository ppa:jonathonf/python-3.6` and `apt-get update`
+2. Install: `apt install python3.6 python3.6-dev libpython3.6-dev build-essential`
+2. TBD. Get the binary from releases page (built for 3.6). Check [issue 3](https://github.com/intersystems-ru/PythonAdapter/issues/3) for progress.