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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/backend
parent2098c56a9bc5901e145fa5d4759f075808811685 (diff)
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/backend')
-rw-r--r--scripts/tracetool/backend/dtrace.py7
-rw-r--r--scripts/tracetool/backend/simple.py1
-rw-r--r--scripts/tracetool/backend/ust.py7
3 files changed, 12 insertions, 3 deletions
diff --git a/scripts/tracetool/backend/dtrace.py b/scripts/tracetool/backend/dtrace.py
index 79505c6b1a..c469cbd1a3 100644
--- a/scripts/tracetool/backend/dtrace.py
+++ b/scripts/tracetool/backend/dtrace.py
@@ -36,7 +36,12 @@ def binary():
def generate_h_begin(events, group):
- out('#include "trace/generated-tracers-dtrace.h"',
+ if group == "root":
+ header = "trace-dtrace-root.h"
+ else:
+ header = "trace-dtrace.h"
+
+ out('#include "%s"' % header,
'')
diff --git a/scripts/tracetool/backend/simple.py b/scripts/tracetool/backend/simple.py
index 85f61028e2..4acc06e81c 100644
--- a/scripts/tracetool/backend/simple.py
+++ b/scripts/tracetool/backend/simple.py
@@ -44,7 +44,6 @@ def generate_h(event, group):
def generate_c_begin(events, group):
out('#include "qemu/osdep.h"',
- '#include "trace.h"',
'#include "trace/control.h"',
'#include "trace/simple.h"',
'')
diff --git a/scripts/tracetool/backend/ust.py b/scripts/tracetool/backend/ust.py
index 4594db6128..52ce892478 100644
--- a/scripts/tracetool/backend/ust.py
+++ b/scripts/tracetool/backend/ust.py
@@ -20,8 +20,13 @@ PUBLIC = True
def generate_h_begin(events, group):
+ if group == "root":
+ header = "trace-ust-root.h"
+ else:
+ header = "trace-ust.h"
+
out('#include <lttng/tracepoint.h>',
- '#include "trace/generated-ust-provider.h"',
+ '#include "%s"' % header,
'')