perf top: Introduce slang based TUI

Disabled by default as there are features found in the stdio based one
that aren't implemented, like live annotation, filtering knobs data
entry.

Annotation hopefully will get somehow merged with the 'perf annotate'
code.

To use it:

perf top --tui

Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 14 insertions, 1 deletions

diff --git a/tools/perf/util/top.h b/tools/perf/util/top.h
index 0467b26dd8d8..611370fa7df8 100644
--- a/tools/perf/util/top.h
+++ b/tools/perf/util/top.h
@@ -38,6 +38,11 @@ struct sym_entry {
         unsigned long           count[0];
 };
 
+static inline struct symbol *sym_entry__symbol(struct sym_entry *self)
+{
+       return ((void *)self) + symbol_conf.priv_size;
+}
+
 struct perf_top {
         struct perf_evlist *evlist;
         /*
@@ -51,7 +56,7 @@ struct perf_top {
         u64                exact_samples;
         u64                guest_us_samples, guest_kernel_samples;
         int                print_entries, count_filter, delay_secs;
-        int                display_weighted, freq;
+        int                display_weighted, freq, rb_entries;
         int                sym_counter, target_pid, target_tid;
         bool               hide_kernel_symbols, hide_user_symbols, zero;
         const char         *cpu_list;
@@ -64,4 +69,12 @@ float perf_top__decay_samples(struct perf_top *top, struct rb_root *root);
 void perf_top__find_widths(struct perf_top *top, struct rb_root *root,
                            int *dso_width, int *dso_short_width, int *sym_width);
 
+#ifdef NO_NEWT_SUPPORT
+static inline int perf_top__tui_browser(struct perf_top *top __used)
+{
+        return 0;
+}
+#else
+int perf_top__tui_browser(struct perf_top *top);
+#endif
 #endif /* __PERF_TOP_H */