* <barrow_dj@mail.yahoo.com,djbarrow@de.ibm.com>
* Copyright (c) 2004 Roland McGrath <roland@redhat.com>
* Copyright (c) 2006 Dmitry V. Levin <ldv@altlinux.org>
- * Copyright (c) 2006-2017 The strace developers.
+ * Copyright (c) 2006-2018 The strace developers.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
struct call_counts {
/* time may be total latency or system time */
struct timeval time;
- int calls, errors;
+ unsigned int calls, errors;
};
static struct call_counts *countv[SUPPORTED_PERSONALITIES];
static void
call_summary_pers(FILE *outf)
{
+ static const char dashes[] = "----------------";
+ static const char header[] = "%6.6s %11.11s %11.11s %9.9s %9.9s %s\n";
+ static const char data[] = "%6.2f %11.6f %11lu %9u %9.u %s\n";
+ static const char summary[] = "%6.6s %11.6f %11.11s %9u %9.u %s\n";
+
unsigned int i;
- int call_cum, error_cum;
+ unsigned int call_cum, error_cum;
struct timeval tv_cum, dtv;
double float_tv_cum;
double percent;
- const char *dashes = "----------------";
- char error_str[sizeof(int)*3];
- int *sorted_count;
+ unsigned int *sorted_count;
- fprintf(outf, "%6.6s %11.11s %11.11s %9.9s %9.9s %s\n",
+ fprintf(outf, header,
"% time", "seconds", "usecs/call",
"calls", "errors", "syscall");
- fprintf(outf, "%6.6s %11.11s %11.11s %9.9s %9.9s %s\n",
- dashes, dashes, dashes, dashes, dashes, dashes);
+ fprintf(outf, header, dashes, dashes, dashes, dashes, dashes, dashes);
- sorted_count = xcalloc(sizeof(int), nsyscalls);
+ sorted_count = xcalloc(sizeof(sorted_count[0]), nsyscalls);
call_cum = error_cum = tv_cum.tv_sec = tv_cum.tv_usec = 0;
if (overhead.tv_sec == -1) {
tv_mul(&overhead, &shortest, 8);
float_tv_cum = tv_float(&tv_cum);
if (counts) {
if (sortfun)
- qsort((void *) sorted_count, nsyscalls, sizeof(int), sortfun);
+ qsort((void *) sorted_count, nsyscalls,
+ sizeof(sorted_count[0]), sortfun);
for (i = 0; i < nsyscalls; i++) {
double float_syscall_time;
- int idx = sorted_count[i];
+ unsigned int idx = sorted_count[i];
struct call_counts *cc = &counts[idx];
if (cc->calls == 0)
continue;
tv_div(&dtv, &cc->time, cc->calls);
- error_str[0] = '\0';
- if (cc->errors)
- sprintf(error_str, "%u", cc->errors);
float_syscall_time = tv_float(&cc->time);
percent = (100.0 * float_syscall_time);
if (percent != 0.0)
percent /= float_tv_cum;
/* else: float_tv_cum can be 0.0 too and we get 0/0 = NAN */
- fprintf(outf, "%6.2f %11.6f %11lu %9u %9.9s %s\n",
+ fprintf(outf, data,
percent, float_syscall_time,
(long) (1000000 * dtv.tv_sec + dtv.tv_usec),
- cc->calls,
- error_str, sysent[idx].sys_name);
+ cc->calls, cc->errors, sysent[idx].sys_name);
}
}
free(sorted_count);
- fprintf(outf, "%6.6s %11.11s %11.11s %9.9s %9.9s %s\n",
- dashes, dashes, dashes, dashes, dashes, dashes);
- error_str[0] = '\0';
- if (error_cum)
- sprintf(error_str, "%u", error_cum);
- fprintf(outf, "%6.6s %11.6f %11.11s %9u %9.9s %s\n",
+ fprintf(outf, header, dashes, dashes, dashes, dashes, dashes, dashes);
+ fprintf(outf, summary,
"100.00", float_tv_cum, "",
- call_cum, error_str, "total");
+ call_cum, error_cum, "total");
}
void