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| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2017-10-17 10:35:00 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2017-10-23 16:30:52 -0300 |
| commit | 923d0c9ae570c3f33a0b5a9517c23ccc816d9b75 (patch) | |
| tree | f04db4f73f7c6b87f8ecfdbd718a57ceb7d15c58 /tools/perf/builtin-script.c | |
| parent | 7958e541495d7f99cefef2300b2c388865626c2e (diff) | |
| download | op-kernel-dev-923d0c9ae570c3f33a0b5a9517c23ccc816d9b75.zip op-kernel-dev-923d0c9ae570c3f33a0b5a9517c23ccc816d9b75.tar.gz | |
perf tools: Introduce binary__fprintf()
Out of print_binary() but receiving a fp pointer and expecting that the
printer be a fprintf like function, i.e. receive a FILE pointer and
return the number of characters printed.
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Cc: yuzhoujian <yuzhoujian@didichuxing.com>
Link: http://lkml.kernel.org/n/tip-6oqnxr6lmgqe6q6p3iugnscx@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-script.c')
| -rw-r--r-- | tools/perf/builtin-script.c | 32 |
1 files changed, 17 insertions, 15 deletions
diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c index 7167df2..5a7dfc5 100644 --- a/tools/perf/builtin-script.c +++ b/tools/perf/builtin-script.c @@ -1164,40 +1164,40 @@ struct printer_data { bool is_printable; }; -static void -print_sample_bpf_output_printer(enum binary_printer_ops op, - unsigned int val, - void *extra) +static int sample__fprintf_bpf_output(enum binary_printer_ops op, + unsigned int val, + void *extra, FILE *fp) { unsigned char ch = (unsigned char)val; struct printer_data *printer_data = extra; + int printed = 0; switch (op) { case BINARY_PRINT_DATA_BEGIN: - printf("\n"); + printed += fprintf(fp, "\n"); break; case BINARY_PRINT_LINE_BEGIN: - printf("%17s", !printer_data->line_no ? "BPF output:" : + printed += fprintf(fp, "%17s", !printer_data->line_no ? "BPF output:" : " "); break; case BINARY_PRINT_ADDR: - printf(" %04x:", val); + printed += fprintf(fp, " %04x:", val); break; case BINARY_PRINT_NUM_DATA: - printf(" %02x", val); + printed += fprintf(fp, " %02x", val); break; case BINARY_PRINT_NUM_PAD: - printf(" "); + printed += fprintf(fp, " "); break; case BINARY_PRINT_SEP: - printf(" "); + printed += fprintf(fp, " "); break; case BINARY_PRINT_CHAR_DATA: if (printer_data->hit_nul && ch) printer_data->is_printable = false; if (!isprint(ch)) { - printf("%c", '.'); + printed += fprintf(fp, "%c", '.'); if (!printer_data->is_printable) break; @@ -1207,20 +1207,22 @@ print_sample_bpf_output_printer(enum binary_printer_ops op, else printer_data->is_printable = false; } else { - printf("%c", ch); + printed += fprintf(fp, "%c", ch); } break; case BINARY_PRINT_CHAR_PAD: - printf(" "); + printed += fprintf(fp, " "); break; case BINARY_PRINT_LINE_END: - printf("\n"); + printed += fprintf(fp, "\n"); printer_data->line_no++; break; case BINARY_PRINT_DATA_END: default: break; } + + return printed; } static void print_sample_bpf_output(struct perf_sample *sample) @@ -1229,7 +1231,7 @@ static void print_sample_bpf_output(struct perf_sample *sample) struct printer_data printer_data = {0, false, true}; print_binary(sample->raw_data, nr_bytes, 8, - print_sample_bpf_output_printer, &printer_data); + sample__fprintf_bpf_output, &printer_data); if (printer_data.is_printable && printer_data.hit_nul) printf("%17s \"%s\"\n", "BPF string:", |
