X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Flog.c;h=94fb8233581b82cbf05f3c597b3a550fbce66e5e;hb=9fae33d2c8fe968e99d882728c4d072419798716;hp=1343b9d98614f049cceeff8d15e5362ad3f3dd52;hpb=9726b29e9811d12c0800a53f0a34dc26fe9b915c;p=elogind.git

diff --git a/src/log.c b/src/log.c
index 1343b9d98..94fb82335 100644
--- a/src/log.c
+++ b/src/log.c
@@ -162,6 +162,12 @@ int log_open(void) {
          * the fs. If we don't use /dev/kmsg we still keep it open,
          * because there is no reason to close it. */
 
+        if (log_target == LOG_TARGET_NULL) {
+                log_close_syslog();
+                log_close_console();
+                return 0;
+        }
+
         if (log_target == LOG_TARGET_SYSLOG_OR_KMSG ||
             log_target == LOG_TARGET_SYSLOG)
                 if ((r = log_open_syslog()) >= 0) {
@@ -186,6 +192,7 @@ void log_set_target(LogTarget target) {
         assert(target < _LOG_TARGET_MAX);
 
         log_target = target;
+        log_open();
 }
 
 void log_set_max_level(int level) {
@@ -316,6 +323,9 @@ static int log_dispatch(
 
         int r = 0;
 
+        if (log_target == LOG_TARGET_NULL)
+                return 0;
+
         do {
                 char *e;
                 int k;
@@ -357,6 +367,27 @@ static int log_dispatch(
         return r;
 }
 
+int log_dump_internal(
+        int level,
+        const char*file,
+        int line,
+        const char *func,
+        char *buffer) {
+
+        int saved_errno, r;
+
+        /* This modifies the buffer... */
+
+        if (_likely_(LOG_PRI(level) > log_max_level))
+                return 0;
+
+        saved_errno = errno;
+        r = log_dispatch(level, file, line, func, buffer);
+        errno = saved_errno;
+
+        return r;
+}
+
 int log_meta(
         int level,
         const char*file,
@@ -368,7 +399,7 @@ int log_meta(
         int saved_errno, r;
         va_list ap;
 
-        if (_likely(LOG_PRI(level) > log_max_level))
+        if (_likely_(LOG_PRI(level) > log_max_level))
                 return 0;
 
         saved_errno = errno;
@@ -454,6 +485,7 @@ static const char *const log_target_table[] = {
         [LOG_TARGET_SYSLOG] = "syslog",
         [LOG_TARGET_KMSG] = "kmsg",
         [LOG_TARGET_SYSLOG_OR_KMSG] = "syslog-or-kmsg",
+        [LOG_TARGET_NULL] = "null"
 };
 
 DEFINE_STRING_TABLE_LOOKUP(log_target, LogTarget);