static int _log_prepare(int level, struct __sourceloc where)
{
if (level == LOG_LEVEL_SILENT)
return 0;
if (strbuf_is_empty(&logbuf))
strbuf_init(&logbuf, _log_buf, sizeof _log_buf);
open_logging(); // Put initial INFO message at start of log file
#ifndef ANDROID
const char *levelstr = "UNKWN:";
switch (level) {
case LOG_LEVEL_FATAL:
levelstr = "FATAL:";
break;
case LOG_LEVEL_ERROR:
levelstr = "ERROR:";
break;
case LOG_LEVEL_INFO:
levelstr = "INFO:";
break;
case LOG_LEVEL_WARN:
levelstr = "WARN:";
break;
case LOG_LEVEL_DEBUG:
levelstr = "DEBUG:";
break;
}
strbuf_sprintf(&logbuf, "%-6.6s ", levelstr);
#endif
if (show_pid())
strbuf_sprintf(&logbuf, "[%5u] ", getpid());
if (show_time()) {
struct timeval tv;
if (gettimeofday(&tv, NULL) == -1) {
strbuf_puts(&logbuf, "NOTIME______ ");
} else {
struct tm tm;
char buf[20];
if (strftime(buf, sizeof buf, "%T", localtime_r(&tv.tv_sec, &tm)) == 0)
strbuf_puts(&logbuf, "EMPTYTIME___ ");
else
strbuf_sprintf(&logbuf, "%s.%03u ", buf, tv.tv_usec / 1000);
}
}
if (where.file) {
strbuf_sprintf(&logbuf, "%s", _trimbuildpath(where.file));
if (where.line)
strbuf_sprintf(&logbuf, ":%u", where.line);
if (where.function)
strbuf_sprintf(&logbuf, ":%s()", where.function);
strbuf_putc(&logbuf, ' ');
} else if (where.function) {
strbuf_sprintf(&logbuf, "%s() ", where.function);
}
strbuf_putc(&logbuf, ' ');
return 1;
}
static char *
var_get_display_flags(DCVariable *var)
{
StrBuf *out;
uint32_t c;
uint32_t flags;
flags = *(uint32_t *) var->value;
out = strbuf_new();
for (c = 0; c < display_flag_count; c++) {
if (flags & display_flag_details[c].flag) {
if (!strbuf_is_empty(out))
strbuf_append_char(out, ' ');
strbuf_append(out, display_flag_details[c].name);
}
}
return strbuf_free_to_string(out);
}
static void _log_prefix(_log_iterator *it, int level)
{
if (it->config == &config_file) {
if (strbuf_is_empty(&_log_file_strbuf))
strbuf_init(&_log_file_strbuf, _log_file_buf, sizeof _log_file_buf);
else if (strbuf_len(&_log_file_strbuf))
strbuf_putc(&_log_file_strbuf, '\n');
it->xpf = XPRINTF_STRBUF(&_log_file_strbuf);
_log_prefix_level(it, level);
}
#ifdef ANDROID
else if (it->config == &config.log.android) {
strbuf_init(&_android_strbuf, _log_android_buf, sizeof _log_android_buf);
it->xpf = XPRINTF_STRBUF(&_android_strbuf);
}
#endif // ANDROID
else if (it->config == &config.log.console) {
it->xpf = XPRINTF_STDIO(logfile_stderr);
_log_prefix_level(it, level);
}
else
abort();
if (it->config->show_pid)
xprintf(it->xpf, "[%5u] ", getpid());
if (it->config->show_time) {
if (it->tv.tv_sec == 0) {
xputs("NOTIME______ ", it->xpf);
} else {
char buf[50];
if (strftime(buf, sizeof buf, "%T", &it->tm) == 0)
xputs("EMPTYTIME___ ", it->xpf);
else
xprintf(it->xpf, "%s.%03u ", buf, (unsigned int)it->tv.tv_usec / 1000);
}
}
}
