Merge remote-tracking branch 'remotes/stsquad/tags/pull-docker-updates-050618-1' into staging

Docker related updates

  - configure/probe for docker
  - TARGET_DIRS -> TARGET_LIST cleanup
  - new fedora-i386-cross and debian/tricore images
  - test-mingw use SDL2/GTK3

# gpg: Signature made Tue 05 Jun 2018 16:32:53 BST
# gpg:                using RSA key FBD0DB095A9E2A44
# gpg: Good signature from "Alex Bennée (Master Work Key) <alex.bennee@linaro.org>"
# Primary key fingerprint: 6685 AE99 E751 67BC AFC8  DF35 FBD0 DB09 5A9E 2A44

* remotes/stsquad/tags/pull-docker-updates-050618-1:
  docker: add debian/tricore image
  docker: test-mingw: use SDL2 and GTK+3
  docker: Add fedora-i386-cross image
  Makefile: Rename TARGET_DIRS to TARGET_LIST
  configure: add test for docker availability
  docker: add "probe" command for configure

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 18 insertions, 0 deletions

diff --git a/tests/docker/docker.py b/tests/docker/docker.py
index 1246ba9578..f8267586eb 100755
--- a/tests/docker/docker.py
+++ b/tests/docker/docker.py
@@ -390,6 +390,24 @@ class ImagesCommand(SubCommand):
     def run(self, args, argv):
         return Docker().command("images", argv, args.quiet)
 
+
+class ProbeCommand(SubCommand):
+    """Probe if we can run docker automatically"""
+    name = "probe"
+
+    def run(self, args, argv):
+        try:
+            docker = Docker()
+            if docker._command[0] == "docker":
+                print "yes"
+            elif docker._command[0] == "sudo":
+                print "sudo"
+        except Exception:
+            print "no"
+
+        return
+
+
 def main():
     parser = argparse.ArgumentParser(description="A Docker helper",
             usage="%s <subcommand> ..." % os.path.basename(sys.argv[0]))