Merge pull request #419 from haskell/jneira-update-readme

Mention the copy of executables with ghc version

Author: jneira

README.md

@@ -194,6 +194,12 @@ For brevity, only the `stack`-based commands are presented in the following sect
 
 ##### Install specific GHC Version
 
+The script will install the executables `haskell-language-server-wrapper` and `haskell-language-server`.
+It will copy the latter appending the used ghc version, needed by the wrapper to choose the suitable version
+for the project at hand. 
+So installing the executables directly with `stack install` or `cabal v2-install` may not be enough 
+for it to work properly.
+
 Install haskell-language-server for the latest available and supported GHC version (and hoogle docs):
 
 ```bash
@@ -207,6 +213,9 @@ stack ./install.hs hls-8.8.3
 stack ./install.hs data
 ```
 
+`hls-8.8.3` target will build the project and install `haskell-language-server-wrapper`,
+`haskell-language-server`, `haskell-language-server-8.8.3` and `haskell-language-server-8.8`
+executables.
 The Haskell Language Server can also be built with `cabal v2-build` instead of `stack build`.
 This has the advantage that you can decide how the GHC versions have been installed.
 To see what GHC versions are available, the command `cabal-hls-install ghcs` can be used.
@@ -600,4 +609,3 @@ To do every time you changed code and want to test it:
   - With Stack: `stack build haskell-language-server:exe:haskell-language-server`
 - Restart HLS
   - With VS Code: `Haskell: Restart Haskell LSP Server`
-