logging

[psensor.git] / src / lib / log.c

diff --git a/src/lib/log.c b/src/lib/log.c
index 2de7037..d43619d 100644 (file)
--- a/src/lib/log.c
+++ b/src/lib/log.c
@@ -34,9 +34,7 @@ void log_open(const char *path)
 {
        file = fopen(path, "a");
 
-       if (file)
-               log_printf(LOG_INFO, "Start logging");
-       else
+       if (!file)
                log_printf(LOG_ERR, _("Cannot open log file: %s"), path);
 }
 
@@ -50,22 +48,20 @@ void log_close()
        file = NULL;
 }
 
+
 #define LOG_BUFFER 4096
-void log_printf(int lvl, const char *fmt, ...)
+static void vlogf(int lvl, const char *fmt, va_list ap)
 {
        struct timeval tv;
        char buffer[1 + LOG_BUFFER];
-       va_list ap;
        char *lvl_str;
        FILE *stdf;
 
        if (lvl > LOG_INFO && (!file || lvl > log_level))
                return ;
 
-       va_start(ap, fmt);
        vsnprintf(buffer, LOG_BUFFER, fmt, ap);
        buffer[LOG_BUFFER] = '\0';
-       va_end(ap);
 
        if (gettimeofday(&tv, NULL) != 0)
                timerclear(&tv);
@@ -101,3 +97,24 @@ void log_printf(int lvl, const char *fmt, ...)
                fprintf(stdf, "[%ld] %s %s\n", tv.tv_sec, lvl_str, buffer);
        }
 }
+
+void log_printf(int lvl, const char *fmt, ...)
+{
+       va_list ap;
+
+       va_start(ap, fmt);
+       vlogf(lvl, fmt, ap);
+       va_end(ap);
+}
+
+void log_debug(const char *fmt, ...)
+{
+       va_list ap;
+
+       if (log_level < LOG_DEBUG)
+               return ;
+
+       va_start(ap, fmt);
+       vlogf(LOG_DEBUG, fmt, ap);
+       va_end(ap);
+}