Update README.md

README.md

@@ -44,3 +44,51 @@ $ mono pabcnetc.exe
 
 ## Тесты
 Тесты расположены в папке TestSuite. Прогон тестов осуществляется программой bin/TestRunner.exe
+
+----------------------------------------------------------------------------
+## Building PascalABC.NET in Windows
+_RebuildReleaseAndRunTests.bat builds the project in Release-mode, rebuilds the pas-units and runs tests (run with administrative privileges!).
+
+_GenerateAllSetups.bat builds the project in Release-mode, rebuilds the pas-units, runs tests and creates the install package (run with administrative privileges!).
+
+_ReBuildRelease.bat builds the project in Release-mode.
+
+_ReBuildDebug.bat builds the project in Debug-mode.
+
+
+PascalABC is being developed in Visual Studio Community 2015.
+
+## Building PascalABC.NET in Linux (Ubuntu)
+Install Mono (http://www.mono-project.com/docs/getting-started/install/linux/)
+```bash
+sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 3FA7E0328081BFF6A14DA29AA6A19B38D3D831EF
+echo "deb http://download.mono-project.com/repo/debian wheezy main" | sudo tee /etc/apt/sources.list.d/mono-xamarin.list
+sudo apt-get update
+sudo apt-get install mono-devel
+sudo apt-get install mono-complete
+```
+
+Build the project and run tests.
+```bash
+$ git clone https://github.com/pascalabcnet/pascalabcnet
+$ cd pascalabcnet
+$ sudo sh _RebuildReleaseAndRunTests.sh
+```
+
+## Building PascalABC.NET in MacOS
+Download and install Mono from official page. Install the git-client. Run the commands:
+```bash
+$ git clone https://github.com/pascalabcnet/pascalabcnet
+$ cd pascalabcnet
+$ sudo sh _RebuildReleaseAndRunTests.sh
+```
+
+### Run the PascalABC.NET command line compiler
+```bash
+$ cd bin
+$ mono pabcnetc.exe
+или $ mono --debug pabcnetc.exe
+```
+
+## Tests
+Tests are located in the directory "TestSuite". To run the tests execute the file bin/TestRunner.exe