Split the example names into a variable and echoed the commands for archiving so I can make sure everything is right.

azure-pipelines.yml

@@ -1,5 +1,15 @@
 # 31 march 2019
 
+variables:
+  examples:
+  - controlgallery
+  - cpp-multithread
+  - datetime
+  - drawtext
+  - histogram
+  - tester
+  - timer
+
 jobs:
 - job: linux_amd64_shared_ninja
   displayName: 'Linux amd64 Shared with Ninja'
@@ -21,9 +31,8 @@ jobs:
   - script: |
       pushd build/meson-out
       cp ../../ui.h ../../ui_unix.h .
-      ls -lF .
-      tar czf $(Build.ArtifactStagingDirectory)/libui-$(Build.SourceBranchName)-linux-amd64-shared.tgz libui.so.0 ui.h ui_unix.h
-      tar czf $(Build.ArtifactStagingDirectory)/examples-$(Build.SourceBranchName)-linux-amd64-shared.tgz tester controlgallery cpp-multithread datetime drawtext histogram timer
+      echo tar czf $(Build.ArtifactStagingDirectory)/libui-$(Build.SourceBranchName)-linux-amd64-shared.tgz libui.so.0 ui.h ui_unix.h
+      echo tar czf $(Build.ArtifactStagingDirectory)/examples-$(Build.SourceBranchName)-linux-amd64-shared.tgz $[join(' ', variables.examples)]
       rm ui.h ui_unix.h
       popd
     displayName: 'Create Artifacts'