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-rwxr-xr-xscripts/simpletrace.py10
-rwxr-xr-xscripts/tracetool.py31
-rw-r--r--scripts/tracetool/backend/dtrace.py7
-rw-r--r--scripts/tracetool/backend/simple.py1
-rw-r--r--scripts/tracetool/backend/ust.py7
-rw-r--r--scripts/tracetool/format/c.py7
-rw-r--r--scripts/tracetool/format/tcg_h.py6
-rw-r--r--scripts/tracetool/format/tcg_helper_c.py6
-rw-r--r--scripts/tracetool/format/ust_events_c.py2
-rw-r--r--scripts/tracetool/format/ust_events_h.py7
10 files changed, 56 insertions, 28 deletions
diff --git a/scripts/simpletrace.py b/scripts/simpletrace.py
index 4ca903dc0c..4c990047b6 100755
--- a/scripts/simpletrace.py
+++ b/scripts/simpletrace.py
@@ -73,10 +73,14 @@ def read_record(edict, idtoname, fobj):
 def read_trace_header(fobj):
     """Read and verify trace file header"""
     header = read_header(fobj, log_header_fmt)
-    if header is None or \
-       header[0] != header_event_id or \
-       header[1] != header_magic:
+    if header is None:
         raise ValueError('Not a valid trace file!')
+    if header[0] != header_event_id:
+        raise ValueError('Not a valid trace file, header id %d != %d' %
+                         (header[0], header_event_id))
+    if header[1] != header_magic:
+        raise ValueError('Not a valid trace file, header magic %d != %d' %
+                         (header[1], header_magic))
 
     log_version = header[2]
     if log_version not in [0, 2, 3, 4]:
diff --git a/scripts/tracetool.py b/scripts/tracetool.py
index c9e47371d3..c55a21518b 100755
--- a/scripts/tracetool.py
+++ b/scripts/tracetool.py
@@ -49,6 +49,7 @@ Options:
     --binary <path>          Full path to QEMU binary.
     --target-type <type>     QEMU emulator target type ('system' or 'user').
     --target-name <name>     QEMU emulator target name.
+    --group <name>           Name of the event group
     --probe-prefix <prefix>  Prefix for dtrace probe names
                              (default: qemu-<target-type>-<target-name>).\
 """ % {
@@ -62,22 +63,12 @@ Options:
     else:
         sys.exit(1)
 
-def make_group_name(filename):
-    dirname = os.path.realpath(os.path.dirname(filename))
-    basedir = os.path.join(os.path.dirname(__file__), os.pardir)
-    basedir = os.path.realpath(os.path.abspath(basedir))
-    dirname = dirname[len(basedir) + 1:]
-
-    if dirname == "":
-        return "common"
-    return "_" + re.sub(r"[^A-Za-z0-9]", "_", dirname)
-
 def main(args):
     global _SCRIPT
     _SCRIPT = args[0]
 
     long_opts = ["backends=", "format=", "help", "list-backends",
-                 "check-backends"]
+                 "check-backends", "group="]
     long_opts += ["binary=", "target-type=", "target-name=", "probe-prefix="]
 
     try:
@@ -88,6 +79,7 @@ def main(args):
     check_backends = False
     arg_backends = []
     arg_format = ""
+    arg_group = None
     binary = None
     target_type = None
     target_name = None
@@ -98,6 +90,8 @@ def main(args):
 
         elif opt == "--backends":
             arg_backends = arg.split(",")
+        elif opt == "--group":
+            arg_group = arg
         elif opt == "--format":
             arg_format = arg
 
@@ -129,6 +123,9 @@ def main(args):
                 sys.exit(1)
         sys.exit(0)
 
+    if arg_group is None:
+        error_opt("group name is required")
+
     if arg_format == "stap":
         if binary is None:
             error_opt("--binary is required for SystemTAP tapset generator")
@@ -140,15 +137,15 @@ def main(args):
         if probe_prefix is None:
             probe_prefix = ".".join(["qemu", target_type, target_name])
 
-    if len(args) != 1:
+    if len(args) < 1:
         error_opt("missing trace-events filepath")
-    with open(args[0], "r") as fh:
-        events = tracetool.read_events(fh)
-
-    group = make_group_name(args[0])
+    events = []
+    for arg in args:
+        with open(arg, "r") as fh:
+            events.extend(tracetool.read_events(fh))
 
     try:
-        tracetool.generate(events, group, arg_format, arg_backends,
+        tracetool.generate(events, arg_group, arg_format, arg_backends,
                            binary=binary, probe_prefix=probe_prefix)
     except tracetool.TracetoolError as e:
         error_opt(str(e))
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,
         '')
 
 
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:
diff --git a/scripts/tracetool/format/tcg_h.py b/scripts/tracetool/format/tcg_h.py
index 5f213f6cba..7ddc4a52ce 100644
--- a/scripts/tracetool/format/tcg_h.py
+++ b/scripts/tracetool/format/tcg_h.py
@@ -28,13 +28,17 @@ def vcpu_transform_args(args):
 
 
 def generate(events, backend, group):
+    if group == "root":
+        header = "trace-root.h"
+    else:
+        header = "trace.h"
+
     out('/* This file is autogenerated by tracetool, do not edit. */',
         '/* You must include this file after the inclusion of helper.h */',
         '',
         '#ifndef TRACE_%s_GENERATED_TCG_TRACERS_H' % group.upper(),
         '#define TRACE_%s_GENERATED_TCG_TRACERS_H' % group.upper(),
         '',
-        '#include "trace.h"',
         '#include "exec/helper-proto.h"',
         '',
         )
diff --git a/scripts/tracetool/format/tcg_helper_c.py b/scripts/tracetool/format/tcg_helper_c.py
index cc26e03008..7dccd8c5ec 100644
--- a/scripts/tracetool/format/tcg_helper_c.py
+++ b/scripts/tracetool/format/tcg_helper_c.py
@@ -41,6 +41,11 @@ def vcpu_transform_args(args, mode):
 
 
 def generate(events, backend, group):
+    if group == "root":
+        header = "trace-root.h"
+    else:
+        header = "trace.h"
+
     events = [e for e in events
               if "disable" not in e.properties]
 
@@ -49,7 +54,6 @@ def generate(events, backend, group):
         '#include "qemu/osdep.h"',
         '#include "qemu-common.h"',
         '#include "cpu.h"',
-        '#include "trace.h"',
         '#include "exec/helper-proto.h"',
         '',
         )
diff --git a/scripts/tracetool/format/ust_events_c.py b/scripts/tracetool/format/ust_events_c.py
index cd87d8ab8f..264784cdf2 100644
--- a/scripts/tracetool/format/ust_events_c.py
+++ b/scripts/tracetool/format/ust_events_c.py
@@ -32,4 +32,4 @@ def generate(events, backend, group):
         ' */',
         '#pragma GCC diagnostic ignored "-Wredundant-decls"',
         '',
-        '#include "generated-ust-provider.h"')
+        '#include "trace-ust-all.h"')
diff --git a/scripts/tracetool/format/ust_events_h.py b/scripts/tracetool/format/ust_events_h.py
index d853155d21..514294c2cc 100644
--- a/scripts/tracetool/format/ust_events_h.py
+++ b/scripts/tracetool/format/ust_events_h.py
@@ -20,13 +20,18 @@ def generate(events, backend, group):
     events = [e for e in events
               if "disabled" not in e.properties]
 
+    if group == "all":
+        include = "trace-ust-all.h"
+    else:
+        include = "trace-ust.h"
+
     out('/* This file is autogenerated by tracetool, do not edit. */',
         '',
         '#undef TRACEPOINT_PROVIDER',
         '#define TRACEPOINT_PROVIDER qemu',
         '',
         '#undef TRACEPOINT_INCLUDE_FILE',
-        '#define TRACEPOINT_INCLUDE_FILE ./generated-ust-provider.h',
+        '#define TRACEPOINT_INCLUDE_FILE ./%s' % include,
         '',
         '#if !defined (TRACE_%s_GENERATED_UST_H) || \\'  % group.upper(),
         '     defined(TRACEPOINT_HEADER_MULTI_READ)',