Commit-ID: 56afb0f8823650f53a5f0e96d69a282e8892c61b
Gitweb: http://git.kernel.org/tip/56afb0f8823650f53a5f0e96d69a282e8892c61b
Author: Jason Baron <jbaron@xxxxxxxxxx>
AuthorDate: Thu, 30 Apr 2009 13:29:36 -0400
Committer: Ingo Molnar <mingo@xxxxxxx>
CommitDate: Fri, 1 May 2009 14:03:35 +0200
kerneldoc, tracing: make kernel-doc understand TRACE_EVENT() macro (take #2)
Add support to kernel-doc for tracepoint comments above TRACE_EVENT()
macro definitions. Paves the way for tracepoint docbook.
[ Impact: extend DocBook infrastructure ]
Signed-off-by: Jason Baron <jbaron@xxxxxxxxxx>
Acked-by: Randy Dunlap <randy.dunlap@xxxxxxxxxx>
Cc: akpm@xxxxxxxxxxxxxxxxxxxx
Cc: rostedt@xxxxxxxxxxx
Cc: fweisbec@xxxxxxxxx
Cc: mathieu.desnoyers@xxxxxxxxxx
Cc: wcohen@xxxxxxxxxx
LKML-Reference: <d80706b6797e277924d2f3ec9af176c6b2951f88.1241107197.git.jbaron@xxxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
---
scripts/kernel-doc | 22 ++++++++++++++++++++++
1 files changed, 22 insertions(+), 0 deletions(-)
diff --git a/scripts/kernel-doc b/scripts/kernel-doc
index 0f11870..2b53a55 100755
--- a/scripts/kernel-doc
+++ b/scripts/kernel-doc
@@ -1827,6 +1827,25 @@ sub reset_state {
$state = 0;
}
+sub tracepoint_munge($) {
+ my $file = shift;
+ my $tracepointname = 0;
+ my $tracepointargs = 0;
+
+ if($prototype =~ m/TRACE_EVENT\((.*?),/) {
+ $tracepointname = $1;
+ }
+ if($prototype =~ m/TP_PROTO\((.*?)\)/) {
+ $tracepointargs = $1;
+ }
+ if (($tracepointname eq 0) || ($tracepointargs eq 0)) {
+ print STDERR "Warning(${file}:$.): Unrecognized tracepoint format: \n".
+ "$prototype\n";
+ } else {
+ $prototype = "static inline void trace_$tracepointname($tracepointargs)";
+ }
+}
+
sub syscall_munge() {
my $void = 0;
@@ -1881,6 +1900,9 @@ sub process_state3_function($$) {
if ($prototype =~ /SYSCALL_DEFINE/) {
syscall_munge();
}
+ if ($prototype =~ /TRACE_EVENT/) {
+ tracepoint_munge($file);
+ }
dump_function($prototype, $file);
reset_state();
}
--
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