1 files changed, 24 insertions, 6 deletions

diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h
index 83fa33a7b38b..65a48db46a29 100644
--- a/tools/perf/util/hist.h
+++ b/tools/perf/util/hist.h
@@ -56,6 +56,16 @@ struct events_stats {
         u32 nr_unknown_events;
 };
 
+enum hist_column {
+        HISTC_SYMBOL,
+        HISTC_DSO,
+        HISTC_THREAD,
+        HISTC_COMM,
+        HISTC_PARENT,
+        HISTC_CPU,
+        HISTC_NR_COLS, /* Last entry */
+};
+
 struct hists {
         struct rb_node          rb_node;
         struct rb_root          entries;
@@ -64,7 +74,7 @@ struct hists {
         u64                     config;
         u64                     event_stream;
         u32                     type;
-        u32                     max_sym_namelen;
+        u16                     col_len[HISTC_NR_COLS];
 };
 
 struct hist_entry *__hists__add_entry(struct hists *self,
@@ -72,12 +82,13 @@ struct hist_entry *__hists__add_entry(struct hists *self,
                                       struct symbol *parent, u64 period);
 extern int64_t hist_entry__cmp(struct hist_entry *, struct hist_entry *);
 extern int64_t hist_entry__collapse(struct hist_entry *, struct hist_entry *);
-int hist_entry__fprintf(struct hist_entry *self, struct hists *pair_hists,
-                        bool show_displacement, long displacement, FILE *fp,
-                        u64 total);
+int hist_entry__fprintf(struct hist_entry *self, struct hists *hists,
+                        struct hists *pair_hists, bool show_displacement,
+                        long displacement, FILE *fp, u64 total);
 int hist_entry__snprintf(struct hist_entry *self, char *bf, size_t size,
-                         struct hists *pair_hists, bool show_displacement,
-                         long displacement, bool color, u64 total);
+                         struct hists *hists, struct hists *pair_hists,
+                         bool show_displacement, long displacement,
+                         bool color, u64 total);
 void hist_entry__free(struct hist_entry *);
 
 void hists__output_resort(struct hists *self);
@@ -95,6 +106,10 @@ int hist_entry__annotate(struct hist_entry *self, struct list_head *head);
 void hists__filter_by_dso(struct hists *self, const struct dso *dso);
 void hists__filter_by_thread(struct hists *self, const struct thread *thread);
 
+u16 hists__col_len(struct hists *self, enum hist_column col);
+void hists__set_col_len(struct hists *self, enum hist_column col, u16 len);
+bool hists__new_col_len(struct hists *self, enum hist_column col, u16 len);
+
 #ifdef NO_NEWT_SUPPORT
 static inline int hists__browse(struct hists *self __used,
                                 const char *helpline __used,
@@ -126,4 +141,7 @@ int hist_entry__tui_annotate(struct hist_entry *self);
 
 int hists__tui_browse_tree(struct rb_root *self, const char *help);
 #endif
+
+unsigned int hists__sort_list_width(struct hists *self);
+
 #endif  /* __PERF_HIST_H */