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author | Lluís <xscript@gmx.net> | 2011-08-31 20:31:51 +0200 |
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committer | Stefan Hajnoczi <stefanha@linux.vnet.ibm.com> | 2011-09-01 10:34:54 +0100 |
commit | 9a82b6a590bd7c845ab9754b34b33ffee982ccb2 (patch) | |
tree | c23b7078b7db55c798577eb28f281873a5d2062c /scripts/tracetool | |
parent | 03727e6a06087dc8f46d5674b4b29262bf7377a4 (diff) | |
download | qemu-9a82b6a590bd7c845ab9754b34b33ffee982ccb2.zip qemu-9a82b6a590bd7c845ab9754b34b33ffee982ccb2.tar.gz qemu-9a82b6a590bd7c845ab9754b34b33ffee982ccb2.tar.bz2 |
trace: [stderr] add support for dynamically enabling/disabling events
Uses the generic interface provided in "trace/control.h" in order to provide
a programmatic interface as well as command line and monitor controls.
Signed-off-by: Fabien Chouteau <chouteau@adacore.com>
Signed-off-by: Lluís Vilanova <vilanova@ac.upc.edu>
Diffstat (limited to 'scripts/tracetool')
-rwxr-xr-x | scripts/tracetool | 33 |
1 files changed, 28 insertions, 5 deletions
diff --git a/scripts/tracetool b/scripts/tracetool index c740080..743d246 100755 --- a/scripts/tracetool +++ b/scripts/tracetool @@ -241,7 +241,12 @@ linetoh_begin_stderr() { cat <<EOF #include <stdio.h> +#include "trace/stderr.h" + +extern TraceEvent trace_list[]; EOF + + stderr_event_num=0 } linetoh_stderr() @@ -260,29 +265,47 @@ linetoh_stderr() cat <<EOF static inline void trace_$name($args) { - fprintf(stderr, "$name $fmt\n" $argnames); + if (trace_list[$stderr_event_num].state != 0) { + fprintf(stderr, "$name $fmt\n" $argnames); + } } EOF + stderr_event_num=$((stderr_event_num + 1)) + } linetoh_end_stderr() { -return + cat <<EOF +#define NR_TRACE_EVENTS $stderr_event_num +EOF } linetoc_begin_stderr() { -return + cat <<EOF +#include "trace.h" + +TraceEvent trace_list[] = { +EOF + stderr_event_num=0 } linetoc_stderr() { -return + local name + name=$(get_name "$1") + cat <<EOF +{.tp_name = "$name", .state=0}, +EOF + stderr_event_num=$(($stderr_event_num + 1)) } linetoc_end_stderr() { -return + cat <<EOF +}; +EOF } #END OF STDERR |