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authorDaniel P. Berrange <berrange@redhat.com>2017-01-25 16:14:15 +0000
committerStefan Hajnoczi <stefanha@redhat.com>2017-01-31 17:11:18 +0000
commit0ab8ed18a6fe98bfc82705b0f041fbf2a8ca5b60 (patch)
tree1b4150d07362a5f3782c81a6b4c972bae62f0641 /scripts/tracetool/format/c.py
parent2098c56a9bc5901e145fa5d4759f075808811685 (diff)
downloadfocaccia-qemu-0ab8ed18a6fe98bfc82705b0f041fbf2a8ca5b60.tar.gz
focaccia-qemu-0ab8ed18a6fe98bfc82705b0f041fbf2a8ca5b60.zip
trace: switch to modular code generation for sub-directories
Introduce rules in the top level Makefile that are able to generate
trace.[ch] files in every subdirectory which has a trace-events file.

The top level directory is handled specially, so instead of creating
trace.h, it creates trace-root.h. This allows sub-directories to
include the top level trace-root.h file, without ambiguity wrt to
the trace.g file in the current sub-dir.

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
Message-id: 20170125161417.31949-7-berrange@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'scripts/tracetool/format/c.py')
-rw-r--r--scripts/tracetool/format/c.py7
1 files changed, 6 insertions, 1 deletions
diff --git a/scripts/tracetool/format/c.py b/scripts/tracetool/format/c.py
index 47115ed8af..833c05a022 100644
--- a/scripts/tracetool/format/c.py
+++ b/scripts/tracetool/format/c.py
@@ -20,10 +20,15 @@ def generate(events, backend, group):
     active_events = [e for e in events
                      if "disable" not in e.properties]
 
+    if group == "root":
+        header = "trace-root.h"
+    else:
+        header = "trace.h"
+
     out('/* This file is autogenerated by tracetool, do not edit. */',
         '',
         '#include "qemu/osdep.h"',
-        '#include "trace.h"',
+        '#include "%s"' % header,
         '')
 
     for e in events: