add building instruction hint for windows

SFTtech · Aug 13, 2023 · ea9cc17 · ea9cc17
1 parent 35a50b0
commit ea9cc17
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/doc/building.md b/doc/building.md
@@ -55,6 +55,14 @@ cmake ..
 make -j$(nproc)
 ```
 
+_Note:_ on windows the last command is
+```powershell
+cmake --build . --config RelWithDebInfo
+``` 
+
+_Note:_ if nyan can't find flex add `-DFLEX_EXECUTABLE=path/to/win_flex.exe` to the cmake configure command.
+
+
 `cmake` registers the project in the [user package registry](https://cmake.org/cmake/help/latest/manual/cmake-packages.7.html#user-package-registry).
 Other projects can therefore easily find `nyan` **without** installing it
 (no `sudo make install` needed).