perf tools stdio: Display multiple header lines
Display multiple header lines in stdio output , if it's configured within struct perf_hpp_list::nr_header_lines. Signed-off-by: Jiri Olsa <jolsa@kernel.org> Cc: David Ahern <dsahern@gmail.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1470583710-1649-5-git-send-email-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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@ -639,13 +639,10 @@ hists__fprintf_hierarchy_headers(struct hists *hists,
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return print_hierarchy_header(hists, hpp, symbol_conf.field_sep, fp);
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}
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static int
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hists__fprintf_standard_headers(struct hists *hists,
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struct perf_hpp *hpp,
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FILE *fp)
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static void fprintf_line(struct hists *hists, struct perf_hpp *hpp,
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int line, FILE *fp)
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{
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struct perf_hpp_fmt *fmt;
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unsigned int width;
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const char *sep = symbol_conf.field_sep;
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bool first = true;
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@ -658,14 +655,33 @@ hists__fprintf_standard_headers(struct hists *hists,
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else
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first = false;
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fmt->header(fmt, hpp, hists, 0);
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fmt->header(fmt, hpp, hists, line);
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fprintf(fp, "%s", hpp->buf);
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}
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}
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fprintf(fp, "\n");
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static int
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hists__fprintf_standard_headers(struct hists *hists,
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struct perf_hpp *hpp,
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FILE *fp)
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{
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struct perf_hpp_list *hpp_list = hists->hpp_list;
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struct perf_hpp_fmt *fmt;
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unsigned int width;
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const char *sep = symbol_conf.field_sep;
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bool first = true;
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int line;
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for (line = 0; line < hpp_list->nr_header_lines; line++) {
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/* first # is displayed one level up */
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if (line)
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fprintf(fp, "# ");
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fprintf_line(hists, hpp, line, fp);
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fprintf(fp, "\n");
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}
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if (sep)
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return 1;
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return hpp_list->nr_header_lines;
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first = true;
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@ -689,7 +705,7 @@ hists__fprintf_standard_headers(struct hists *hists,
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fprintf(fp, "\n");
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fprintf(fp, "#\n");
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return 3;
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return hpp_list->nr_header_lines + 2;
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}
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static int hists__fprintf_headers(struct hists *hists, FILE *fp)
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