From 6a0cb3e55279f704ec0d08fdf0e548b764b38f18 Mon Sep 17 00:00:00 2001
From: Delyan Angelov <delian66@gmail.com>
Date: Mon, 24 Aug 2020 09:58:03 +0300
Subject: [PATCH] ci: install libxi-dev and libxcursor-dev on ubuntu

---
 .github/workflows/ci.yml | 19 +++++++++++--------
 README.md                |  3 +++
 2 files changed, 14 insertions(+), 8 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d7d12407a9..2d560d1013 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -29,7 +29,8 @@ jobs:
     - name: Install dependencies
       run: |
            sudo rm -f /etc/apt/sources.list.d/dotnetdev.list /etc/apt/sources.list.d/microsoft-prod.list; sudo apt-get update;
-           sudo apt-get install --quiet -y libglfw3 libglfw3-dev libfreetype6-dev libssl-dev sqlite3 libsqlite3-dev valgrind
+           sudo apt-get install --quiet -y libssl-dev sqlite3 libsqlite3-dev valgrind
+           sudo apt-get install --quiet -y libglfw3 libglfw3-dev  libfreetype6-dev  libxi-dev libxcursor-dev
            ## sudo apt-get install --quiet -y libsdl2-dev libsdl2-ttf-dev libsdl2-mixer-dev libsdl2-image-dev
     - name: Build v
       run: |
@@ -159,7 +160,8 @@ jobs:
       run: |
          sudo rm -f /etc/apt/sources.list.d/dotnetdev.list /etc/apt/sources.list.d/microsoft-prod.list;
          sudo apt-get update;
-         sudo apt-get install --quiet -y postgresql libpq-dev libglfw3 libglfw3-dev libfreetype6-dev libssl-dev sqlite3 libsqlite3-dev valgrind
+         sudo apt-get install --quiet -y postgresql libpq-dev libssl-dev sqlite3 libsqlite3-dev valgrind
+         sudo apt-get install --quiet -y libglfw3 libglfw3-dev  libfreetype6-dev  libxi-dev libxcursor-dev
          ## sudo apt-get install --quiet -y libsdl2-dev libsdl2-ttf-dev libsdl2-mixer-dev libsdl2-image-dev
     - name: Build V
       run: make -j4 && ./v -cc gcc -o v cmd/v
@@ -432,17 +434,18 @@ jobs:
       run: |
         sudo rm -f /etc/apt/sources.list.d/dotnetdev.list /etc/apt/sources.list.d/microsoft-prod.list;
         sudo apt-get update;
-        sudo apt-get install --quiet -y postgresql libpq-dev libglfw3 libglfw3-dev libfreetype6-dev libssl-dev sqlite3 libsqlite3-dev
+        sudo apt-get install --quiet -y postgresql libpq-dev libssl-dev sqlite3 libsqlite3-dev
+        sudo apt-get install --quiet -y libglfw3 libglfw3-dev  libfreetype6-dev  libxi-dev libxcursor-dev
         sudo apt-get install --quiet -y valgrind g++-9
         ## sudo apt-get install --quiet -y libsdl2-dev libsdl2-ttf-dev libsdl2-mixer-dev libsdl2-image-dev
     - name: Build V
       run: make -j4
     - name: g++ version
       run: g++-9 --version
-#    - name: Running tests with g++
-#      run: ./v -cc g++-9 test-fixed
-#    - name: V self compilation with g++
-#      run: ./v -cc g++-9 -o v2 cmd/v && ./v2 -cc g++-9 -o v3 cmd/v
+    - name: V self compilation with g++
+      run: ./v -cc g++-9 -o v2 cmd/v && ./v2 -cc g++-9 -o v3 cmd/v
+##    - name: Running tests with g++
+##      run: ./v -cc g++-9 test-fixed
 
   install-modules:
     runs-on: ubuntu-latest
@@ -512,4 +515,4 @@ jobs:
         with:
             name: server
             path: ${{github.workspace}}/reports/servers/index.html
-  
\ No newline at end of file
+  
diff --git a/README.md b/README.md
index a926311b86..671461bb7a 100644
--- a/README.md
+++ b/README.md
@@ -175,6 +175,9 @@ v run tetris/tetris.v
 
 <img src='https://raw.githubusercontent.com/vlang/v/master/examples/tetris/screenshot.png' width=300>
 
+NB: In order to build Tetris or 2048 (or anything else using `sokol` or  `gg` graphics modules)
+on some Linux systems, you need to install `libxi-dev` and `libxcursor-dev` .
+
 If you plan to use the http package, you also need to install OpenSSL on non-Windows systems.
 
 ```bash