+#include <assert.h>
#include <stdarg.h>
+#include <stdlib.h>
+#include <time.h>
#include "log.h"
static FILE *logf;
+static bool debug;
+
+static void __log_timestamp(void)
+{
+ char hms[20] = {'\0'};
+ time_t t;
+
+ if (!logf)
+ return;
+
+ t = time(NULL);
+ strftime(hms, sizeof(hms), "%T", localtime(&t));
+ fprintf(logf, "[%s] ", hms);
+}
+
+static void __log(const char *fmt, va_list ap)
+{
+ if (!logf)
+ return;
+
+ vfprintf(logf, fmt, ap);
+ fflush(logf);
+}
void pb_log(const char *fmt, ...)
{
va_list ap;
- FILE *stream;
+ va_start(ap, fmt);
+ __log_timestamp();
+ __log(fmt, ap);
+ va_end(ap);
+}
+
+void _pb_log_fn(const char *func, const char *fmt, ...)
+{
+ va_list ap;
+ pb_log("%s: ", func);
+ va_start(ap, fmt);
+ __log(fmt, ap);
+ va_end(ap);
+}
+
+void pb_debug(const char *fmt, ...)
+{
+ va_list ap;
+ if (!debug)
+ return;
+ va_start(ap, fmt);
+ __log_timestamp();
+ __log(fmt, ap);
+ va_end(ap);
+}
- stream = logf ? logf : stdout;
+void _pb_debug_fn(const char *func, const char *fmt, ...)
+{
+ va_list ap;
+ if (!debug)
+ return;
+ pb_log("%s: ", func);
+ va_start(ap, fmt);
+ __log(fmt, ap);
+ va_end(ap);
+}
+void _pb_debug_fl(const char *func, int line, const char *fmt, ...)
+{
+ va_list ap;
+ if (!debug)
+ return;
+ pb_log("%s:%d: ", func, line);
va_start(ap, fmt);
- vfprintf(stream, fmt, ap);
+ __log(fmt, ap);
va_end(ap);
}
-void pb_log_set_stream(FILE *stream)
+void __pb_log_init(FILE *fp, bool _debug)
+{
+ if (logf)
+ fflush(logf);
+ logf = fp;
+ debug = _debug;
+}
+
+void pb_log_set_debug(bool _debug)
+{
+ debug = _debug;
+}
+
+bool pb_log_get_debug(void)
+{
+ return debug;
+}
+
+FILE *pb_log_get_stream(void)
{
- logf = stream;
+ static FILE *null_stream;
+ if (!logf) {
+ if (!null_stream)
+ null_stream = fopen("/dev/null", "a");
+ return null_stream;
+ }
+ return logf;
}