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-rw-r--r--tools/perf/Makefile8
-rw-r--r--tools/perf/builtin-report.c47
-rw-r--r--tools/perf/perf.c2
-rw-r--r--tools/perf/util/cache.h14
-rw-r--r--tools/perf/util/color.c5
-rw-r--r--tools/perf/util/debug.c6
-rw-r--r--tools/perf/util/debug.h1
-rw-r--r--tools/perf/util/hist.h5
-rw-r--r--tools/perf/util/newt.c194
-rw-r--r--tools/perf/util/session.h9
10 files changed, 270 insertions, 21 deletions
diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index 8a8f52db7e38..0abd25ee595f 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -513,6 +513,14 @@ else
LIB_OBJS += util/probe-finder.o
endif
+ifneq ($(shell sh -c "(echo '\#include <newt.h>'; echo 'int main(void) { newtInit(); newtCls(); return newtFinished(); }') | $(CC) -x c - $(ALL_CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -lnewt -o $(BITBUCKET) $(ALL_LDFLAGS) $(EXTLIBS) "$(QUIET_STDERR)" && echo y"), y)
+ msg := $(warning newt not found, disables TUI support. Please install newt-devel or libnewt-dev);
+ BASIC_CFLAGS += -DNO_NEWT_SUPPORT
+else
+ EXTLIBS += -lnewt
+ LIB_OBJS += util/newt.o
+endif
+
ifndef NO_LIBPERL
PERL_EMBED_LDOPTS = `perl -MExtUtils::Embed -e ldopts 2>/dev/null`
PERL_EMBED_CCOPTS = `perl -MExtUtils::Embed -e ccopts 2>/dev/null`
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index f815de25d0fc..1f9f8695f055 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -267,6 +267,7 @@ static int __cmd_report(void)
int ret = -EINVAL;
struct perf_session *session;
struct rb_node *next;
+ const char *help = "For a higher level overview, try: perf report --sort comm,dso";
session = perf_session__new(input_name, O_RDONLY, force);
if (session == NULL)
@@ -301,30 +302,38 @@ static int __cmd_report(void)
stats = rb_entry(next, struct event_stat_id, rb_node);
perf_session__collapse_resort(&stats->hists);
perf_session__output_resort(&stats->hists, stats->stats.total);
- if (rb_first(&session->stats_by_id) ==
- rb_last(&session->stats_by_id))
- fprintf(stdout, "# Samples: %Ld\n#\n",
- stats->stats.total);
- else
- fprintf(stdout, "# Samples: %Ld %s\n#\n",
- stats->stats.total,
- __event_name(stats->type, stats->config));
- perf_session__fprintf_hists(&stats->hists, NULL, false, stdout,
+ if (use_browser)
+ perf_session__browse_hists(&stats->hists,
+ stats->stats.total, help);
+ else {
+ if (rb_first(&session->stats_by_id) ==
+ rb_last(&session->stats_by_id))
+ fprintf(stdout, "# Samples: %Ld\n#\n",
+ stats->stats.total);
+ else
+ fprintf(stdout, "# Samples: %Ld %s\n#\n",
+ stats->stats.total,
+ __event_name(stats->type, stats->config));
+
+ perf_session__fprintf_hists(&stats->hists, NULL, false, stdout,
stats->stats.total);
- fprintf(stdout, "\n\n");
+ fprintf(stdout, "\n\n");
+ }
+
next = rb_next(&stats->rb_node);
}
- if (sort_order == default_sort_order &&
- parent_pattern == default_parent_pattern)
- fprintf(stdout, "#\n# (For a higher level overview, try: perf report --sort comm,dso)\n#\n");
+ if (!use_browser && sort_order == default_sort_order &&
+ parent_pattern == default_parent_pattern) {
+ fprintf(stdout, "#\n# (%s)\n#\n", help);
- if (show_threads) {
- bool raw_printing_style = !strcmp(pretty_printing_style, "raw");
- perf_read_values_display(stdout, &show_threads_values,
- raw_printing_style);
- perf_read_values_destroy(&show_threads_values);
+ if (show_threads) {
+ bool style = !strcmp(pretty_printing_style, "raw");
+ perf_read_values_display(stdout, &show_threads_values,
+ style);
+ perf_read_values_destroy(&show_threads_values);
+ }
}
out_delete:
perf_session__delete(session);
@@ -447,7 +456,7 @@ int cmd_report(int argc, const char **argv, const char *prefix __used)
{
argc = parse_options(argc, argv, options, report_usage, 0);
- setup_pager();
+ setup_browser();
if (symbol__init() < 0)
return -1;
diff --git a/tools/perf/perf.c b/tools/perf/perf.c
index 57cb107c1f13..9ff186b57cb7 100644
--- a/tools/perf/perf.c
+++ b/tools/perf/perf.c
@@ -265,6 +265,8 @@ static int run_builtin(struct cmd_struct *p, int argc, const char **argv)
if (status)
return status & 0xff;
+ exit_browser();
+
/* Somebody closed stdout? */
if (fstat(fileno(stdout), &st))
return 0;
diff --git a/tools/perf/util/cache.h b/tools/perf/util/cache.h
index 918eb376abe3..47b12a3d11bf 100644
--- a/tools/perf/util/cache.h
+++ b/tools/perf/util/cache.h
@@ -1,6 +1,7 @@
#ifndef __PERF_CACHE_H
#define __PERF_CACHE_H
+#include <stdbool.h>
#include "util.h"
#include "strbuf.h"
#include "../perf.h"
@@ -69,6 +70,19 @@ extern const char *pager_program;
extern int pager_in_use(void);
extern int pager_use_color;
+extern bool use_browser;
+
+#ifdef NO_NEWT_SUPPORT
+static inline void setup_browser(void)
+{
+ setup_pager();
+}
+static inline void exit_browser(void) {}
+#else
+void setup_browser(void);
+void exit_browser(void);
+#endif
+
extern const char *editor_program;
extern const char *excludes_file;
diff --git a/tools/perf/util/color.c b/tools/perf/util/color.c
index e88bca55a599..9da01914e0af 100644
--- a/tools/perf/util/color.c
+++ b/tools/perf/util/color.c
@@ -203,7 +203,10 @@ int color_fprintf(FILE *fp, const char *color, const char *fmt, ...)
int r;
va_start(args, fmt);
- r = color_vfprintf(fp, color, fmt, args);
+ if (use_browser)
+ r = vfprintf(fp, fmt, args);
+ else
+ r = color_vfprintf(fp, color, fmt, args);
va_end(args);
return r;
}
diff --git a/tools/perf/util/debug.c b/tools/perf/util/debug.c
index 0905600c3851..033d66db863a 100644
--- a/tools/perf/util/debug.c
+++ b/tools/perf/util/debug.c
@@ -6,6 +6,7 @@
#include <stdarg.h>
#include <stdio.h>
+#include "cache.h"
#include "color.h"
#include "event.h"
#include "debug.h"
@@ -21,7 +22,10 @@ int eprintf(int level, const char *fmt, ...)
if (verbose >= level) {
va_start(args, fmt);
- ret = vfprintf(stderr, fmt, args);
+ if (use_browser)
+ ret = browser__show_help(fmt, args);
+ else
+ ret = vfprintf(stderr, fmt, args);
va_end(args);
}
diff --git a/tools/perf/util/debug.h b/tools/perf/util/debug.h
index 58720a181591..03accb867996 100644
--- a/tools/perf/util/debug.h
+++ b/tools/perf/util/debug.h
@@ -9,5 +9,6 @@ extern int dump_trace;
int dump_printf(const char *fmt, ...) __attribute__((format(printf, 1, 2)));
void trace_event(event_t *event);
+int browser__show_help(const char *format, va_list ap);
#endif /* __PERF_DEBUG_H */
diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h
index 16f360cce5bf..fe366ce5db45 100644
--- a/tools/perf/util/hist.h
+++ b/tools/perf/util/hist.h
@@ -18,6 +18,11 @@ struct hist_entry *__perf_session__add_hist_entry(struct rb_root *hists,
u64 count, bool *hit);
extern int64_t hist_entry__cmp(struct hist_entry *, struct hist_entry *);
extern int64_t hist_entry__collapse(struct hist_entry *, struct hist_entry *);
+size_t hist_entry__fprintf(struct hist_entry *self,
+ struct perf_session *pair_session,
+ bool show_displacement,
+ long displacement, FILE *fp,
+ u64 session_total);
void hist_entry__free(struct hist_entry *);
void perf_session__output_resort(struct rb_root *hists, u64 total_samples);
diff --git a/tools/perf/util/newt.c b/tools/perf/util/newt.c
new file mode 100644
index 000000000000..3d3a936acb67
--- /dev/null
+++ b/tools/perf/util/newt.c
@@ -0,0 +1,194 @@
+#define _GNU_SOURCE
+#include <stdio.h>
+#undef _GNU_SOURCE
+
+#include <stdlib.h>
+#include <newt.h>
+
+#include "cache.h"
+#include "hist.h"
+#include "session.h"
+#include "sort.h"
+#include "symbol.h"
+
+static size_t hist_entry__append_browser(struct hist_entry *self,
+ newtComponent listbox, u64 total)
+{
+ char bf[1024];
+ size_t len;
+ FILE *fp;
+
+ if (symbol_conf.exclude_other && !self->parent)
+ return 0;
+
+ fp = fmemopen(bf, sizeof(bf), "w");
+ if (fp == NULL)
+ return 0;
+
+ len = hist_entry__fprintf(self, NULL, false, 0, fp, total);
+
+ fclose(fp);
+ newtListboxAppendEntry(listbox, bf, self);
+ return len;
+}
+
+static void hist_entry__annotate_browser(struct hist_entry *self)
+{
+ FILE *fp;
+ struct winsize ws;
+ newtComponent form, listbox;
+ struct newtExitStruct es;
+ char *str;
+ size_t line_len, max_line_len = 0;
+ size_t max_usable_width;
+ char *line = NULL;
+
+ if (self->sym == NULL)
+ return;
+
+ if (asprintf(&str, "perf annotate %s | expand", self->sym->name) < 0)
+ return;
+
+ fp = popen(str, "r");
+ if (fp == NULL)
+ goto out_free_str;
+
+ newtPushHelpLine("Press ESC to exit");
+ get_term_dimensions(&ws);
+ listbox = newtListbox(0, 0, ws.ws_row - 5, NEWT_FLAG_SCROLL);
+
+ while (!feof(fp)) {
+ if (getline(&line, &line_len, fp) < 0 || !line_len)
+ break;
+ while (line_len != 0 && isspace(line[line_len - 1]))
+ line[--line_len] = '\0';
+
+ if (line_len > max_line_len)
+ max_line_len = line_len;
+ newtListboxAppendEntry(listbox, line, NULL);
+ }
+ fclose(fp);
+ free(line);
+
+ max_usable_width = ws.ws_col - 22;
+ if (max_line_len > max_usable_width)
+ max_line_len = max_usable_width;
+
+ newtListboxSetWidth(listbox, max_line_len);
+
+ newtCenteredWindow(max_line_len + 2, ws.ws_row - 5, self->sym->name);
+ form = newtForm(NULL, NULL, 0);
+ newtFormAddHotKey(form, NEWT_KEY_ESCAPE);
+ newtFormAddComponents(form, listbox, NULL);
+
+ newtFormRun(form, &es);
+ newtFormDestroy(form);
+ newtPopWindow();
+ newtPopHelpLine();
+out_free_str:
+ free(str);
+}
+
+void perf_session__browse_hists(struct rb_root *hists, u64 session_total,
+ const char *helpline)
+{
+ struct sort_entry *se;
+ struct rb_node *nd;
+ unsigned int width;
+ char *col_width = symbol_conf.col_width_list_str;
+ struct winsize ws;
+ size_t max_len = 0;
+ char str[1024];
+ newtComponent form, listbox;
+ struct newtExitStruct es;
+
+ snprintf(str, sizeof(str), "Samples: %Ld", session_total);
+ newtDrawRootText(0, 0, str);
+ newtPushHelpLine(helpline);
+
+ get_term_dimensions(&ws);
+
+ form = newtForm(NULL, NULL, 0);
+ newtFormAddHotKey(form, NEWT_KEY_ESCAPE);
+
+ listbox = newtListbox(1, 1, ws.ws_row - 2, (NEWT_FLAG_SCROLL |
+ NEWT_FLAG_BORDER |
+ NEWT_FLAG_RETURNEXIT));
+
+ list_for_each_entry(se, &hist_entry__sort_list, list) {
+ if (se->elide)
+ continue;
+ width = strlen(se->header);
+ if (se->width) {
+ if (symbol_conf.col_width_list_str) {
+ if (col_width) {
+ *se->width = atoi(col_width);
+ col_width = strchr(col_width, ',');
+ if (col_width)
+ ++col_width;
+ }
+ }
+ *se->width = max(*se->width, width);
+ }
+ }
+
+ for (nd = rb_first(hists); nd; nd = rb_next(nd)) {
+ struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node);
+ size_t len = hist_entry__append_browser(h, listbox, session_total);
+ if (len > max_len)
+ max_len = len;
+ }
+
+ newtListboxSetWidth(listbox, max_len);
+ newtFormAddComponents(form, listbox, NULL);
+
+ while (1) {
+ struct hist_entry *selection;
+
+ newtFormRun(form, &es);
+ if (es.reason == NEWT_EXIT_HOTKEY)
+ break;
+ selection = newtListboxGetCurrent(listbox);
+ hist_entry__annotate_browser(selection);
+ }
+
+ newtFormDestroy(form);
+}
+
+int browser__show_help(const char *format, va_list ap)
+{
+ int ret;
+ static int backlog;
+ static char msg[1024];
+
+ ret = vsnprintf(msg + backlog, sizeof(msg) - backlog, format, ap);
+ backlog += ret;
+
+ if (msg[backlog - 1] == '\n') {
+ newtPopHelpLine();
+ newtPushHelpLine(msg);
+ newtRefresh();
+ backlog = 0;
+ }
+
+ return ret;
+}
+
+bool use_browser;
+
+void setup_browser(void)
+{
+ if (!isatty(1))
+ return;
+
+ use_browser = true;
+ newtInit();
+ newtCls();
+ newtPushHelpLine(" ");
+}
+
+void exit_browser(void)
+{
+ if (use_browser)
+ newtFinished();
+}
diff --git a/tools/perf/util/session.h b/tools/perf/util/session.h
index 5c33417eebb3..34d73395baac 100644
--- a/tools/perf/util/session.h
+++ b/tools/perf/util/session.h
@@ -86,4 +86,13 @@ static inline struct map *
{
return map_groups__new_module(&self->kmaps, start, filename);
}
+
+#ifdef NO_NEWT_SUPPORT
+static inline void perf_session__browse_hists(struct rb_root *hists __used,
+ u64 session_total __used,
+ const char *helpline __used) {}
+#else
+void perf_session__browse_hists(struct rb_root *hists, u64 session_total,
+ const char *helpline);
+#endif
#endif /* __PERF_SESSION_H */
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2024-07-16 01:56:09 +0200