From: Adrian Hunter <[email protected]>

The python/perf.so python binding links a subset of objects.

Re-implement 'verbose' and 'eprintf' so they (and consequently
'pr_debug') can be used in objects linked into pythin/perf.so.

Note 'eprintf' must be re-implemented because the full version links the
browser ui.

Signed-off-by: Adrian Hunter <[email protected]>
Cc: David Ahern <[email protected]>
Cc: Frederic Weisbecker <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: Jiri Olsa <[email protected]>
Cc: Mike Galbraith <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Paul Mackerras <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Stephane Eranian <[email protected]>
Link: 
http://lkml.kernel.org/r/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
---
 tools/perf/util/python.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/tools/perf/util/python.c b/tools/perf/util/python.c
index 925e0c3..381f4fd 100644
--- a/tools/perf/util/python.c
+++ b/tools/perf/util/python.c
@@ -8,6 +8,26 @@
 #include "cpumap.h"
 #include "thread_map.h"
 
+/*
+ * Support debug printing even though util/debug.c is not linked.  That means
+ * implementing 'verbose' and 'eprintf'.
+ */
+int verbose;
+
+int eprintf(int level, const char *fmt, ...)
+{
+       va_list args;
+       int ret = 0;
+
+       if (verbose >= level) {
+               va_start(args, fmt);
+               ret = vfprintf(stderr, fmt, args);
+               va_end(args);
+       }
+
+       return ret;
+}
+
 /* Define PyVarObject_HEAD_INIT for python 2.5 */
 #ifndef PyVarObject_HEAD_INIT
 # define PyVarObject_HEAD_INIT(type, size) PyObject_HEAD_INIT(type) size,
-- 
1.8.1.4

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