From: Dennis Schafroth <dennis@indexdata.com>
Date: Tue, 22 May 2012 15:15:27 +0000 (+0200)
Subject: Attempt to enable log level on modules as well, without breaking existing behavior
X-Git-Url: http://git.indexdata.com/?p=yaz-moved-to-github.git;a=commitdiff_plain;h=68ef881e1887c2646cd97a9c530c2d355a4e3869

Attempt to enable log level on modules as well, without breaking existing behavior
---

diff --git a/src/log.c b/src/log.c
index 673418b..7d03b8b 100644
--- a/src/log.c
+++ b/src/log.c
@@ -60,6 +60,8 @@ static char l_old_default_format[] = "%H:%M:%S-%d/%m";
 static char l_new_default_format[] = "%Y%m%d-%H%M%S";
 #define TIMEFORMAT_LEN 50
 #define TID_LEN        30
+#define YLOG_LEVEL_MASK (YLOG_FATAL | YLOG_WARN | YLOG_LOG | YLOG_DEBUG )
+
 static char l_custom_format[TIMEFORMAT_LEN] = "";
 static char *l_actual_format = l_old_default_format;
 
@@ -98,6 +100,7 @@ static struct {
 };  
 
 static unsigned int next_log_bit = YLOG_LAST_BIT<<1; /* first dynamic bit */
+static unsigned int module_logs = YLOG_LAST_BIT<<1; /* first dynamic bit */
 
 static void internal_log_init(void)
 {
@@ -438,6 +441,9 @@ static void yaz_log_to_file(int level, const char *log_message)
     }
 }
 
+static int is_module_log(int level) {
+    return level >= module_logs;
+}
 void yaz_log(int level, const char *fmt, ...)
 {
     va_list ap;
@@ -448,6 +454,16 @@ void yaz_log(int level, const char *fmt, ...)
     internal_log_init();
     if (!(level & l_level))
         return;
+    /* Modules without log level should log (as before) */
+    /* if there exists a log level as well this should be respected. */
+    if (is_module_log(level)) {
+        int module_log_level;
+        module_log_level = level & YLOG_LEVEL_MASK;
+        if (module_log_level != 0) {
+            if (!(module_log_level & l_level))
+                    return;
+        }
+    }
     va_start(ap, fmt);
 
     /* 30 is enough for our 'rest of output' message */