steadystate: update man page

[fio.git] / log.c

diff --git a/log.c b/log.c
index af974f85b594abc1951b4bfb77ad625f4887b529..4eb4af5905c40a45c8df1bd12f4bf02a99ea70a0 100644 (file)
--- a/log.c
+++ b/log.c
@@ -6,32 +6,32 @@
 
 #include "fio.h"
 
-int log_valist(const char *str, va_list args)
+size_t log_info_buf(const char *buf, size_t len)
 {
-       char buffer[1024];
-       size_t len;
-
-       len = vsnprintf(buffer, sizeof(buffer), str, args);
-
-       if (log_syslog)
-               syslog(LOG_INFO, "%s", buffer);
-       else
-               len = fwrite(buffer, len, 1, f_out);
+       if (is_backend) {
+               size_t ret = fio_server_text_output(FIO_LOG_INFO, buf, len);
+               if (ret != -1)
+                       return ret;
+       }
 
-       return len;
+       if (log_syslog) {
+               syslog(LOG_INFO, "%s", buf);
+               return len;
+       } else
+               return fwrite(buf, len, 1, f_out);
 }
 
-int log_local_buf(const char *buf, size_t len)
+size_t log_valist(const char *str, va_list args)
 {
-       if (log_syslog)
-               syslog(LOG_INFO, "%s", buf);
-       else
-               len = fwrite(buf, len, 1, f_out);
+       char buffer[1024];
+       size_t len;
+
+       len = vsnprintf(buffer, sizeof(buffer), str, args);
 
-       return len;
+       return log_info_buf(buffer, min(len, sizeof(buffer) - 1));
 }
 
-int log_local(const char *format, ...)
+size_t log_info(const char *format, ...)
 {
        char buffer[1024];
        va_list args;
@@ -41,15 +41,10 @@ int log_local(const char *format, ...)
        len = vsnprintf(buffer, sizeof(buffer), format, args);
        va_end(args);
 
-       if (log_syslog)
-               syslog(LOG_INFO, "%s", buffer);
-       else
-               len = fwrite(buffer, len, 1, f_out);
-
-       return len;
+       return log_info_buf(buffer, min(len, sizeof(buffer) - 1));
 }
 
-int log_info(const char *format, ...)
+size_t __log_buf(struct buf_output *buf, const char *format, ...)
 {
        char buffer[1024];
        va_list args;
@@ -59,16 +54,18 @@ int log_info(const char *format, ...)
        len = vsnprintf(buffer, sizeof(buffer), format, args);
        va_end(args);
 
-       if (is_backend)
-               return fio_server_text_output(buffer, len);
-       else if (log_syslog) {
-               syslog(LOG_INFO, "%s", buffer);
-               return len;
-       } else
-               return fwrite(buffer, len, 1, f_out);
+       return buf_output_add(buf, buffer, min(len, sizeof(buffer) - 1));
+}
+
+int log_info_flush(void)
+{
+       if (is_backend || log_syslog)
+               return 0;
+
+       return fflush(f_out);
 }
 
-int log_err(const char *format, ...)
+size_t log_err(const char *format, ...)
 {
        char buffer[1024];
        va_list args;
@@ -77,10 +74,15 @@ int log_err(const char *format, ...)
        va_start(args, format);
        len = vsnprintf(buffer, sizeof(buffer), format, args);
        va_end(args);
+       len = min(len, sizeof(buffer) - 1);
 
-       if (is_backend)
-               return fio_server_text_output(buffer, len);
-       else if (log_syslog) {
+       if (is_backend) {
+               size_t ret = fio_server_text_output(FIO_LOG_ERR, buffer, len);
+               if (ret != -1)
+                       return ret;
+       }
+
+       if (log_syslog) {
                syslog(LOG_INFO, "%s", buffer);
                return len;
        } else {
@@ -93,3 +95,14 @@ int log_err(const char *format, ...)
                return fwrite(buffer, len, 1, f_err);
        }
 }
+
+const char *log_get_level(int level)
+{
+       static const char *levels[] = { "Unknown", "Debug", "Info", "Error",
+                                               "Unknown" };
+
+       if (level >= FIO_LOG_NR)
+               level = FIO_LOG_NR;
+
+       return levels[level];
+}