Function cbm_log

src/foundation/log.c:230–278

}

void cbm_log(CBMLogLevel level, const char *msg, ...) {
    if (level < atomic_load_explicit(&g_log_level, memory_order_relaxed)) {
        return;
    }

    char line_buf[CBM_SZ_4K];
    size_t pos = 0;
    va_list args;
    va_start(args, msg);

    if (atomic_load_explicit(&g_log_format, memory_order_relaxed) == CBM_LOG_FORMAT_JSON) {
        append_raw(line_buf, sizeof(line_buf), &pos, "{\"level\":");
        append_json_string(line_buf, sizeof(line_buf), &pos, level_str(level));
        append_raw(line_buf, sizeof(line_buf), &pos, ",\"event\":");
        append_json_string(line_buf, sizeof(line_buf), &pos, msg ? msg : "");
        for (;;) {
            const char *key = va_arg(args, const char *);
            if (!key) {
                break;
            }
            const char *val = va_arg(args, const char *);
            append_char(line_buf, sizeof(line_buf), &pos, ',');
            append_json_string(line_buf, sizeof(line_buf), &pos, key);
            append_char(line_buf, sizeof(line_buf), &pos, ':');
            append_json_string(line_buf, sizeof(line_buf), &pos, val ? val : "");
        }
        append_char(line_buf, sizeof(line_buf), &pos, '}');
    } else {
        append_raw(line_buf, sizeof(line_buf), &pos, "level=");
        append_text_atom(line_buf, sizeof(line_buf), &pos, level_str(level));
        append_raw(line_buf, sizeof(line_buf), &pos, " msg=");
        append_text_atom(line_buf, sizeof(line_buf), &pos, msg ? msg : "");
        for (;;) {
            const char *key = va_arg(args, const char *);
            if (!key) {
                break;
            }
            const char *val = va_arg(args, const char *);
            append_char(line_buf, sizeof(line_buf), &pos, ' ');
            append_text_atom(line_buf, sizeof(line_buf), &pos, key);
            append_char(line_buf, sizeof(line_buf), &pos, '=');
            append_text_atom(line_buf, sizeof(line_buf), &pos, val ? val : "");
        }
    }
    va_end(args);

    finish_line(line_buf, sizeof(line_buf), pos);
    emit_line(line_buf);
}

void cbm_log_control_record(const char *msg, ...) {
    /* No threshold check: a control record's whole purpose is surviving