Messages in this thread Patch in this message | | | From | Andi Kleen <> | Subject | [PATCH 2/2] perf, tools: Allow to force redirect pr_debug to stderr. | Date | Fri, 21 Nov 2014 13:38:00 -0800 |
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From: Andi Kleen <ak@linux.intel.com>
When debugging the tui browser I find it useful to redirect the debug log into a file. Currently it's always forced to the message line.
Add an option to force it to stderr. Then it can be easily redirected.
Signed-off-by: Andi Kleen <ak@linux.intel.com> --- tools/perf/util/debug.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/tools/perf/util/debug.c b/tools/perf/util/debug.c index ba357f3..ad60b2f 100644 --- a/tools/perf/util/debug.c +++ b/tools/perf/util/debug.c @@ -19,13 +19,14 @@ int verbose; bool dump_trace = false, quiet = false; int debug_ordered_events; +static int redirect_to_stderr; static int _eprintf(int level, int var, const char *fmt, va_list args) { int ret = 0; if (var >= level) { - if (use_browser >= 1) + if (use_browser >= 1 && !redirect_to_stderr) ui_helpline__vshow(fmt, args); else ret = vfprintf(stderr, fmt, args); @@ -145,6 +146,7 @@ static struct debug_variable { } debug_variables[] = { { .name = "verbose", .ptr = &verbose }, { .name = "ordered-events", .ptr = &debug_ordered_events}, + { .name = "stderr", .ptr = &redirect_to_stderr}, { .name = NULL, } }; -- 1.9.3
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