Source of builtin-script.c - linux-imx - PHYTEC BitBucket (Stash)

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#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <subcmd/pager.h>
​
#include "sane_ctype.h"
​
static char const       *script_name;
static char const       *generate_script_lang;
static bool         reltime;
static u64          initial_time;
static bool         debug_mode;
static u64          last_timestamp;
static u64          nr_unordered;
static bool         no_callchain;
static bool         latency_format;
static bool         system_wide;
static bool         print_flags;
static const char       *cpu_list;
static DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS);
static struct perf_stat_config  stat_config;
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            break;
        }
​
        #undef has
​
        ret += fprintf(fp, "%*s", 6 - ret, " ");
        printed += ret;
    }
​
    if (PRINT_FIELD(TIME)) {
        nsecs = sample->time;
        u64 t = sample->time;
        if (reltime) {
            if (!initial_time)
                initial_time = sample->time;
            t = sample->time - initial_time;
        }
        nsecs = t;
        secs = nsecs / NSEC_PER_SEC;
        nsecs -= secs * NSEC_PER_SEC;
​
        if (symbol_conf.nanosecs)
            printed += fprintf(fp, "%5lu.%09llu: ", secs, nsecs);
        else {
            char sample_time[32];
            timestamp__scnprintf_usec(sample->time, sample_time, sizeof(sample_time));
            timestamp__scnprintf_usec(t, sample_time, sizeof(sample_time));
            printed += fprintf(fp, "%12s: ", sample_time);
        }
    }
​
    return printed;
}
​
static inline char
mispred_str(struct branch_entry *br)
{
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    OPT_STRING('c', "comms", &symbol_conf.comm_list_str, "comm[,comm...]",
           "only display events for these comms"),
    OPT_STRING(0, "pid", &symbol_conf.pid_list_str, "pid[,pid...]",
           "only consider symbols in these pids"),
    OPT_STRING(0, "tid", &symbol_conf.tid_list_str, "tid[,tid...]",
           "only consider symbols in these tids"),
    OPT_UINTEGER(0, "max-stack", &scripting_max_stack,
             "Set the maximum stack depth when parsing the callchain, "
             "anything beyond the specified depth will be ignored. "
             "Default: kernel.perf_event_max_stack or " __stringify(PERF_MAX_STACK_DEPTH)),
    OPT_BOOLEAN(0, "reltime", &reltime, "Show time stamps relative to start"),
    OPT_BOOLEAN('I', "show-info", &show_full_info,
            "display extended information from perf.data file"),
    OPT_BOOLEAN('\0', "show-kernel-path", &symbol_conf.show_kernel_path,
            "Show the path of [kernel.kallsyms]"),
    OPT_BOOLEAN('\0', "show-task-events", &script.show_task_events,
            "Show the fork/comm/exit events"),
    OPT_BOOLEAN('\0', "show-mmap-events", &script.show_mmap_events,
            "Show the mmap events"),
    OPT_BOOLEAN('\0', "show-switch-events", &script.show_switch_events,
            "Show context switch events (if recorded)"),
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    if (argc > 1 && !strncmp(argv[0], "rep", strlen("rep"))) {
        rep_script_path = get_script_path(argv[1], REPORT_SUFFIX);
        if (!rep_script_path) {
            fprintf(stderr,
                "Please specify a valid report script"
                "(see 'perf script -l' for listing)\n");
            return -1;
        }
    }
​
    if (script.time_str && reltime) {
        fprintf(stderr, "Don't combine --reltime with --time\n");
        return -1;
    }
​
    if (itrace_synth_opts.callchain &&
        itrace_synth_opts.callchain_sz > scripting_max_stack)
        scripting_max_stack = itrace_synth_opts.callchain_sz;
​
    /* make sure PERF_EXEC_PATH is set for scripts */
    set_argv_exec_path(get_argv_exec_path());
​
    if (argc && !script_name && !rec_script_path && !rep_script_path) {
        int live_pipe[2];
        int rep_args;