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authorJason Baron <jbaron@redhat.com>2009-04-30 13:29:36 -0400
committerIngo Molnar <mingo@elte.hu>2009-05-01 14:03:35 +0200
commit56afb0f8823650f53a5f0e96d69a282e8892c61b (patch)
tree5b5d67b892f2aaf7d3e4a79017d520c8fd9e9503 /scripts/kernel-doc
parenta0e39ed378fb6ba916522764cd508fa7d42ad495 (diff)
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@redhat.com> Acked-by: Randy Dunlap <randy.dunlap@oracle.com> Cc: akpm@linux-foundation.org Cc: rostedt@goodmis.org Cc: fweisbec@gmail.com Cc: mathieu.desnoyers@polymtl.ca Cc: wcohen@redhat.com LKML-Reference: <d80706b6797e277924d2f3ec9af176c6b2951f88.1241107197.git.jbaron@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'scripts/kernel-doc')
-rwxr-xr-xscripts/kernel-doc22
1 files changed, 22 insertions, 0 deletions
diff --git a/scripts/kernel-doc b/scripts/kernel-doc
index 0f11870116dc..2b53a55fbece 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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