[PATCH v2 3/4] Replace printf with fprintf for all print functions

From: yuzhoujian
Date: Sun Sep 24 2017 - 07:13:23 EST

Signed-off-by: yuzhoujian <yuzhoujian@xxxxxxxxxxxxxxx>
---
tools/perf/builtin-script.c | 178 ++++++++++++++++++++++----------------------
1 file changed, 89 insertions(+), 89 deletions(-)

diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c
index 065bea7..271dfc4 100644
--- a/tools/perf/builtin-script.c
+++ b/tools/perf/builtin-script.c
@@ -512,7 +512,7 @@ static void fprint_sample_iregs(struct perf_sample *sample,

for_each_set_bit(r, (unsigned long *) &mask, sizeof(mask) * 8) {
u64 val = regs->regs[i++];
- printf("%5s:0x%"PRIx64" ", perf_reg_name(r), val);
+ fprintf(stdout, "%5s:0x%"PRIx64" ", perf_reg_name(r), val);
}
}

@@ -526,11 +526,11 @@ static void fprint_sample_uregs(struct perf_sample *sample,
if (!regs || !regs->regs)
return;

- printf(" ABI:%" PRIu64 " ", regs->abi);
+ fprintf(stdout, " ABI:%" PRIu64 " ", regs->abi);

for_each_set_bit(r, (unsigned long *) &mask, sizeof(mask) * 8) {
u64 val = regs->regs[i++];
- printf("%5s:0x%"PRIx64" ", perf_reg_name(r), val);
+ fprintf(stdout, "%5s:0x%"PRIx64" ", perf_reg_name(r), val);
}
}

@@ -544,25 +544,25 @@ static void fprint_sample_start(struct perf_sample *sample,

if (PRINT_FIELD(COMM)) {
if (latency_format)
- printf("%8.8s ", thread__comm_str(thread));
+ fprintf(stdout, "%8.8s ", thread__comm_str(thread));
else if (PRINT_FIELD(IP) && symbol_conf.use_callchain)
- printf("%s ", thread__comm_str(thread));
+ fprintf(stdout, "%s ", thread__comm_str(thread));
else
- printf("%16s ", thread__comm_str(thread));
+ fprintf(stdout, "%16s ", thread__comm_str(thread));
}

if (PRINT_FIELD(PID) && PRINT_FIELD(TID))
- printf("%5d/%-5d ", sample->pid, sample->tid);
+ fprintf(stdout, "%5d/%-5d ", sample->pid, sample->tid);
else if (PRINT_FIELD(PID))
- printf("%5d ", sample->pid);
+ fprintf(stdout, "%5d ", sample->pid);
else if (PRINT_FIELD(TID))
- printf("%5d ", sample->tid);
+ fprintf(stdout, "%5d ", sample->tid);

if (PRINT_FIELD(CPU)) {
if (latency_format)
- printf("%3d ", sample->cpu);
+ fprintf(stdout, "%3d ", sample->cpu);
else
- printf("[%03d] ", sample->cpu);
+ fprintf(stdout, "[%03d] ", sample->cpu);
}

if (PRINT_FIELD(TIME)) {
@@ -571,11 +571,11 @@ static void fprint_sample_start(struct perf_sample *sample,
nsecs -= secs * NSEC_PER_SEC;

if (nanosecs)
- printf("%5lu.%09llu: ", secs, nsecs);
+ fprintf(stdout, "%5lu.%09llu: ", secs, nsecs);
else {
char sample_time[32];
timestamp__scnprintf_usec(sample->time, sample_time, sizeof(sample_time));
- printf("%12s: ", sample_time);
+ fprintf(stdout, "%12s: ", sample_time);
}
}
}
@@ -612,21 +612,21 @@ static void fprint_sample_brstack(struct perf_sample *sample,
thread__find_addr_map(thread, sample->cpumode, MAP__FUNCTION, to, &alt);
}

- printf("0x%"PRIx64, from);
+ fprintf(stdout, "0x%"PRIx64, from);
if (PRINT_FIELD(DSO)) {
- printf("(");
+ fprintf(stdout, "(");
map__fprintf_dsoname(alf.map, stdout);
- printf(")");
+ fprintf(stdout, ")");
}

- printf("/0x%"PRIx64, to);
+ fprintf(stdout, "/0x%"PRIx64, to);
if (PRINT_FIELD(DSO)) {
- printf("(");
+ fprintf(stdout, "(");
map__fprintf_dsoname(alt.map, stdout);
- printf(")");
+ fprintf(stdout, ")");
}

- printf("/%c/%c/%c/%d ",
+ fprintf(stdout, "/%c/%c/%c/%d ",
mispred_str( br->entries + i),
br->entries[i].flags.in_tx? 'X' : '-',
br->entries[i].flags.abort? 'A' : '-',
@@ -663,18 +663,18 @@ static void fprint_sample_brstacksym(struct perf_sample *sample,

symbol__fprintf_symname_offs(alf.sym, &alf, stdout);
if (PRINT_FIELD(DSO)) {
- printf("(");
+ fprintf(stdout, "(");
map__fprintf_dsoname(alf.map, stdout);
- printf(")");
+ fprintf(stdout, ")");
}
- putchar('/');
+ fputc('/', stdout);
symbol__fprintf_symname_offs(alt.sym, &alt, stdout);
if (PRINT_FIELD(DSO)) {
- printf("(");
+ fprintf(stdout, "(");
map__fprintf_dsoname(alt.map, stdout);
- printf(")");
+ fprintf(stdout, ")");
}
- printf("/%c/%c/%c/%d ",
+ fprintf(stdout, "/%c/%c/%c/%d ",
mispred_str( br->entries + i),
br->entries[i].flags.in_tx? 'X' : '-',
br->entries[i].flags.abort? 'A' : '-',
@@ -709,19 +709,19 @@ static void fprint_sample_brstackoff(struct perf_sample *sample,
if (alt.map && !alt.map->dso->adjust_symbols)
to = map__map_ip(alt.map, to);

- printf("0x%"PRIx64, from);
+ fprintf(stdout, "0x%"PRIx64, from);
if (PRINT_FIELD(DSO)) {
- printf("(");
+ fprintf(stdout, "(");
map__fprintf_dsoname(alf.map, stdout);
- printf(")");
+ fprintf(stdout, ")");
}
- printf("/0x%"PRIx64, to);
+ fprintf(stdout, "/0x%"PRIx64, to);
if (PRINT_FIELD(DSO)) {
- printf("(");
+ fprintf(stdout, "(");
map__fprintf_dsoname(alt.map, stdout);
- printf(")");
+ fprintf(stdout, ")");
}
- printf("/%c/%c/%c/%d ",
+ fprintf(stdout, "/%c/%c/%c/%d ",
mispred_str(br->entries + i),
br->entries[i].flags.in_tx ? 'X' : '-',
br->entries[i].flags.abort ? 'A' : '-',
@@ -796,7 +796,7 @@ static void fprint_jump(uint64_t ip, struct branch_entry *en,
struct perf_insn *x, u8 *inbuf, int len,
int insn, FILE *fp __maybe_unused)
{
- printf("\t%016" PRIx64 "\t%-30s\t#%s%s%s%s",
+ fprintf(stdout, "\t%016" PRIx64 "\t%-30s\t#%s%s%s%s",
ip,
dump_insn(x, ip, inbuf, len, NULL),
en->flags.predicted ? " PRED" : "",
@@ -804,11 +804,11 @@ static void fprint_jump(uint64_t ip, struct branch_entry *en,
en->flags.in_tx ? " INTX" : "",
en->flags.abort ? " ABORT" : "");
if (en->flags.cycles) {
- printf(" %d cycles", en->flags.cycles);
+ fprintf(stdout, " %d cycles", en->flags.cycles);
if (insn)
- printf(" %.2f IPC", (float)insn / en->flags.cycles);
+ fprintf(stdout, " %.2f IPC", (float)insn / en->flags.cycles);
}
- putchar('\n');
+ fputc('\n', stdout);
}

static void fprint_ip_sym(struct thread *thread, u8 cpumode, int cpu,
@@ -840,13 +840,13 @@ static void fprint_ip_sym(struct thread *thread, u8 cpumode, int cpu,
off = al.addr - al.sym->start;
else
off = al.addr - al.map->start - al.sym->start;
- printf("\t%s", al.sym->name);
+ fprintf(stdout, "\t%s", al.sym->name);
if (off)
- printf("%+d", off);
- putchar(':');
+ fprintf(stdout, "%+d", off);
+ fputc(':', stdout);
if (PRINT_FIELD(SRCLINE))
map__fprintf_srcline(al.map, al.addr, "\t", stdout);
- putchar('\n');
+ fputc('\n', stdout);
*lastsym = al.sym;
}

@@ -873,7 +873,7 @@ static void fprint_sample_brstackinsn(struct perf_sample *sample,
x.thread = thread;
x.cpu = sample->cpu;

- putchar('\n');
+ fputc('\n', stdout);

/* Handle first from jump, of which we don't know the entry. */
len = grab_bb(buffer, br->entries[nr-1].from,
@@ -889,7 +889,7 @@ static void fprint_sample_brstackinsn(struct perf_sample *sample,
/* Print all blocks */
for (i = nr - 2; i >= 0; i--) {
if (br->entries[i].from || br->entries[i].to)
- pr_debug("%d: %" PRIx64 "-%" PRIx64 "\n", i,
+ fprintf(stdout, "%d: %" PRIx64 "-%" PRIx64 "\n", i,
br->entries[i].from,
br->entries[i].to);
start = br->entries[i + 1].to;
@@ -899,7 +899,7 @@ static void fprint_sample_brstackinsn(struct perf_sample *sample,
/* Patch up missing kernel transfers due to ring filters */
if (len == -ENXIO && i > 0) {
end = br->entries[--i].from;
- pr_debug("\tpatching up to %" PRIx64 "-%" PRIx64 "\n", start, end);
+ fprintf(stdout, "\tpatching up to %" PRIx64 "-%" PRIx64 "\n", start, end);
len = grab_bb(buffer, start, end, machine, thread, &x.is64bit, &x.cpumode, false);
}
if (len <= 0)
@@ -914,7 +914,7 @@ static void fprint_sample_brstackinsn(struct perf_sample *sample,
fprint_jump(ip, &br->entries[i], &x, buffer + off, len - off, insn, stdout);
break;
} else {
- printf("\t%016" PRIx64 "\t%s\n", ip,
+ fprintf(stdout, "\t%016" PRIx64 "\t%s\n", ip,
dump_insn(&x, ip, buffer + off, len - off, &ilen));
if (ilen == 0)
break;
@@ -946,12 +946,12 @@ static void fprint_sample_brstackinsn(struct perf_sample *sample,
if (len <= 0)
return;

- printf("\t%016" PRIx64 "\t%s\n", sample->ip,
+ fprintf(stdout, "\t%016" PRIx64 "\t%s\n", sample->ip,
dump_insn(&x, sample->ip, buffer, len, NULL));
return;
}
for (off = 0; off <= end - start; off += ilen) {
- printf("\t%016" PRIx64 "\t%s\n", start + off,
+ fprintf(stdout, "\t%016" PRIx64 "\t%s\n", start + off,
dump_insn(&x, start + off, buffer + off, len - off, &ilen));
if (ilen == 0)
break;
@@ -965,7 +965,7 @@ static void fprint_sample_addr(struct perf_sample *sample,
{
struct addr_location al;

- printf("%16" PRIx64, sample->addr);
+ fprintf(stdout, "%16" PRIx64, sample->addr);

if (!sample_addr_correlates_sym(attr))
return;
@@ -973,7 +973,7 @@ static void fprint_sample_addr(struct perf_sample *sample,
thread__resolve(thread, &al, sample);

if (PRINT_FIELD(SYM)) {
- printf(" ");
+ fprintf(stdout, " ");
if (PRINT_FIELD(SYMOFFSET))
symbol__fprintf_symname_offs(al.sym, &al, stdout);
else
@@ -981,9 +981,9 @@ static void fprint_sample_addr(struct perf_sample *sample,
}

if (PRINT_FIELD(DSO)) {
- printf(" (");
+ fprintf(stdout, " (");
map__fprintf_dsoname(al.map, stdout);
- printf(")");
+ fprintf(stdout, ")");
}
}

@@ -1026,9 +1026,9 @@ static void fprint_sample_callindent(struct perf_sample *sample,
}

if (name)
- len = printf("%*s%s", (int)depth * 4, "", name);
+ len = fprintf(stdout, "%*s%s", (int)depth * 4, "", name);
else if (ip)
- len = printf("%*s%16" PRIx64, (int)depth * 4, "", ip);
+ len = fprintf(stdout, "%*s%16" PRIx64, (int)depth * 4, "", ip);

if (len < 0)
return;
@@ -1041,7 +1041,7 @@ static void fprint_sample_callindent(struct perf_sample *sample,
spacing = round_up(len + 4, 32);

if (len < spacing)
- printf("%*s", spacing - len, "");
+ fprintf(stdout, "%*s", spacing - len, "");
}

static void fprint_insn(struct perf_sample *sample,
@@ -1051,13 +1051,13 @@ static void fprint_insn(struct perf_sample *sample,
FILE *fp __maybe_unused)
{
if (PRINT_FIELD(INSNLEN))
- printf(" ilen: %d", sample->insn_len);
+ fprintf(stdout, " ilen: %d", sample->insn_len);
if (PRINT_FIELD(INSN)) {
int i;

- printf(" insn:");
+ fprintf(stdout, " insn:");
for (i = 0; i < sample->insn_len; i++)
- printf(" %02x", (unsigned char)sample->insn[i]);
+ fprintf(stdout, " %02x", (unsigned char)sample->insn[i]);
}
if (PRINT_FIELD(BRSTACKINSN))
fprint_sample_brstackinsn(sample, thread, attr, machine, stdout);
@@ -1088,13 +1088,13 @@ static void fprint_sample_bts(struct perf_sample *sample,
cursor = &callchain_cursor;

if (cursor == NULL) {
- putchar(' ');
+ fputc(' ', stdout);
if (print_opts & EVSEL__PRINT_SRCLINE) {
print_srcline_last = true;
print_opts &= ~EVSEL__PRINT_SRCLINE;
}
} else
- putchar('\n');
+ fputc('\n', stdout);

sample__fprintf_sym(sample, al, 0, print_opts, cursor, stdout);
}
@@ -1103,7 +1103,7 @@ static void fprint_sample_bts(struct perf_sample *sample,
if (PRINT_FIELD(ADDR) ||
((evsel->attr.sample_type & PERF_SAMPLE_ADDR) &&
!output[type].user_set)) {
- printf(" => ");
+ fprintf(stdout, " => ");
fprint_sample_addr(sample, thread, attr, stdout);
}

@@ -1112,7 +1112,7 @@ static void fprint_sample_bts(struct perf_sample *sample,

fprint_insn(sample, attr, thread, machine, stdout);

- printf("\n");
+ fprintf(stdout, "\n");
}

static struct {
@@ -1162,9 +1162,9 @@ static void fprint_sample_flags(u32 flags, FILE *fp __maybe_unused)
str[pos] = 0;

if (name)
- printf(" %-7s%4s ", name, in_tx ? "(x)" : "");
+ fprintf(stdout, " %-7s%4s ", name, in_tx ? "(x)" : "");
else
- printf(" %-11s ", str);
+ fprintf(stdout, " %-11s ", str);
}

struct printer_data {
@@ -1184,30 +1184,30 @@ struct printer_data {

switch (op) {
case BINARY_PRINT_DATA_BEGIN:
- printf("\n");
+ fprintf(stdout, "\n");
break;
case BINARY_PRINT_LINE_BEGIN:
- printf("%17s", !printer_data->line_no ? "BPF output:" :
+ fprintf(stdout, "%17s", !printer_data->line_no ? "BPF output:" :
" ");
break;
case BINARY_PRINT_ADDR:
- printf(" %04x:", val);
+ fprintf(stdout, " %04x:", val);
break;
case BINARY_PRINT_NUM_DATA:
- printf(" %02x", val);
+ fprintf(stdout, " %02x", val);
break;
case BINARY_PRINT_NUM_PAD:
- printf(" ");
+ fprintf(stdout, " ");
break;
case BINARY_PRINT_SEP:
- printf(" ");
+ fprintf(stdout, " ");
break;
case BINARY_PRINT_CHAR_DATA:
if (printer_data->hit_nul && ch)
printer_data->is_printable = false;

if (!isprint(ch)) {
- printf("%c", '.');
+ fprintf(stdout, "%c", '.');

if (!printer_data->is_printable)
break;
@@ -1217,14 +1217,14 @@ struct printer_data {
else
printer_data->is_printable = false;
} else {
- printf("%c", ch);
+ fprintf(stdout, "%c", ch);
}
break;
case BINARY_PRINT_CHAR_PAD:
- printf(" ");
+ fprintf(stdout, " ");
break;
case BINARY_PRINT_LINE_END:
- printf("\n");
+ fprintf(stdout, "\n");
printer_data->line_no++;
break;
case BINARY_PRINT_DATA_END:
@@ -1242,14 +1242,14 @@ static void fprint_sample_bpf_output(struct perf_sample *sample, FILE *fp __mayb
fprint_sample_bpf_output_printer, &printer_data);

if (printer_data.is_printable && printer_data.hit_nul)
- printf("%17s \"%s\"\n", "BPF string:",
+ fprintf(stdout, "%17s \"%s\"\n", "BPF string:",
(char *)(sample->raw_data));
}

static void fprint_sample_spacing(int len, int spacing, FILE *fp __maybe_unused)
{
if (len > 0 && len < spacing)
- printf("%*s", spacing - len, "");
+ fprintf(stdout, "%*s", spacing - len, "");
}

static void fprint_sample_pt_spacing(int len, FILE *fp __maybe_unused)
@@ -1265,7 +1265,7 @@ static void fprint_sample_synth_ptwrite(struct perf_sample *sample, FILE *fp __m
if (perf_sample__bad_synth_size(sample, *data))
return;

- len = printf(" IP: %u payload: %#" PRIx64 " ",
+ len = fprintf(stdout, " IP: %u payload: %#" PRIx64 " ",
data->ip, le64_to_cpu(data->payload));
fprint_sample_pt_spacing(len, stdout);
}
@@ -1278,7 +1278,7 @@ static void fprint_sample_synth_mwait(struct perf_sample *sample, FILE *fp __may
if (perf_sample__bad_synth_size(sample, *data))
return;

- len = printf(" hints: %#x extensions: %#x ",
+ len = fprintf(stdout, " hints: %#x extensions: %#x ",
data->hints, data->extensions);
fprint_sample_pt_spacing(len, stdout);
}
@@ -1291,7 +1291,7 @@ static void fprint_sample_synth_pwre(struct perf_sample *sample, FILE *fp __mayb
if (perf_sample__bad_synth_size(sample, *data))
return;

- len = printf(" hw: %u cstate: %u sub-cstate: %u ",
+ len = fprintf(stdout, " hw: %u cstate: %u sub-cstate: %u ",
data->hw, data->cstate, data->subcstate);
fprint_sample_pt_spacing(len, stdout);
}
@@ -1304,7 +1304,7 @@ static void fprint_sample_synth_exstop(struct perf_sample *sample, FILE *fp __ma
if (perf_sample__bad_synth_size(sample, *data))
return;

- len = printf(" IP: %u ", data->ip);
+ len = fprintf(stdout, " IP: %u ", data->ip);
fprint_sample_pt_spacing(len, stdout);
}

@@ -1316,7 +1316,7 @@ static void fprint_sample_synth_pwrx(struct perf_sample *sample, FILE *fp __mayb
if (perf_sample__bad_synth_size(sample, *data))
return;

- len = printf(" deepest cstate: %u last cstate: %u wake reason: %#x ",
+ len = fprintf(stdout, " deepest cstate: %u last cstate: %u wake reason: %#x ",
data->deepest_cstate, data->last_cstate,
data->wake_reason);
fprint_sample_pt_spacing(len, stdout);
@@ -1332,10 +1332,10 @@ static void fprint_sample_synth_cbr(struct perf_sample *sample, FILE *fp __maybe
return;

freq = (le32_to_cpu(data->freq) + 500) / 1000;
- len = printf(" cbr: %2u freq: %4u MHz ", data->cbr, freq);
+ len = fprintf(stdout, " cbr: %2u freq: %4u MHz ", data->cbr, freq);
if (data->max_nonturbo) {
percent = (5 + (1000 * data->cbr) / data->max_nonturbo) / 10;
- len += printf("(%3u%%) ", percent);
+ len += fprintf(stdout, "(%3u%%) ", percent);
}
fprint_sample_pt_spacing(len, stdout);
}
@@ -1410,7 +1410,7 @@ static size_t data_src__fprintf(u64 data_src, FILE *fp __maybe_unused)
if (maxlen < len)
maxlen = len;

- return printf("%-*s", maxlen, out);
+ return fprintf(stdout, "%-*s", maxlen, out);
}

static void process_event(struct perf_script *script,
@@ -1428,7 +1428,7 @@ static void process_event(struct perf_script *script,
fprint_sample_start(sample, thread, evsel, stdout);

if (PRINT_FIELD(PERIOD))
- printf("%10" PRIu64 " ", sample->period);
+ fprintf(stdout, "%10" PRIu64 " ", sample->period);

if (PRINT_FIELD(EVNAME)) {
const char *evname = perf_evsel__name(evsel);
@@ -1436,7 +1436,7 @@ static void process_event(struct perf_script *script,
if (!script->name_width)
script->name_width = perf_evlist__max_name_len(script->session->evlist);

- printf("%*s: ", script->name_width,
+ fprintf(stdout, "%*s: ", script->name_width,
evname ? evname : "[unknown]");
}

@@ -1462,7 +1462,7 @@ static void process_event(struct perf_script *script,
data_src__fprintf(sample->data_src, stdout);

if (PRINT_FIELD(WEIGHT))
- printf("%16" PRIu64, sample->weight);
+ fprintf(stdout, "%16" PRIu64, sample->weight);

if (PRINT_FIELD(IP)) {
struct callchain_cursor *cursor = NULL;
@@ -1472,7 +1472,7 @@ static void process_event(struct perf_script *script,
sample, NULL, NULL, scripting_max_stack) == 0)
cursor = &callchain_cursor;

- putchar(cursor ? '\n' : ' ');
+ fputc(cursor ? '\n' : ' ', stdout);
sample__fprintf_sym(sample, al, 0, output[type].print_ip_opts, cursor, stdout);
}

@@ -1494,8 +1494,8 @@ static void process_event(struct perf_script *script,
fprint_insn(sample, attr, thread, machine, stdout);

if (PRINT_FIELD(PHYS_ADDR))
- printf("%16" PRIx64, sample->phys_addr);
- printf("\n");
+ fprintf(stdout, "%16" PRIx64, sample->phys_addr);
+ fprintf(stdout, "\n");
}

static struct scripting_ops *scripting_ops;
--
1.8.3.1