docker: Add "cc" subcommand

Signed-off-by: Fam Zheng <famz@redhat.com>
[AJB: add if args.paths check]
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>

tests/docker/docker.py

@@ -412,6 +412,31 @@ class ProbeCommand(SubCommand):
         return
 
 
+class CcCommand(SubCommand):
+    """Compile sources with cc in images"""
+    name = "cc"
+
+    def args(self, parser):
+        parser.add_argument("--image", "-i", required=True,
+                            help="The docker image in which to run cc")
+        parser.add_argument("--source-path", "-s", nargs="*", dest="paths",
+                            help="""Extra paths to (ro) mount into container for
+                            reading sources""")
+
+    def run(self, args, argv):
+        if argv and argv[0] == "--":
+            argv = argv[1:]
+        cwd = os.getcwd()
+        cmd = ["--rm", "-w", cwd,
+               "-v", "%s:%s:rw" % (cwd, cwd)]
+        if args.paths:
+            for p in args.paths:
+                cmd += ["-v", "%s:%s:ro,z" % (p, p)]
+        cmd += [args.image, "cc"]
+        cmd += argv
+        return Docker().command("run", cmd, args.quiet)
+
+
 def main():
     parser = argparse.ArgumentParser(description="A Docker helper",
             usage="%s <subcommand> ..." % os.path.basename(sys.argv[0]))