log: Add a new log target to a file descriptor

This patch enables logging of text debug messages (pa_log feature) into a file or a device driver.
Example : pulseaudio --log-target=file:./mylog.txt

(Minor tweaks by Colin + Arun)

1 files changed, 5 insertions, 0 deletions

diff --git a/src/pulsecore/log.h b/src/pulsecore/log.h
index 1fd38d44..ad04e7bd 100644
--- a/src/pulsecore/log.h
+++ b/src/pulsecore/log.h
@@ -36,6 +36,7 @@ typedef enum pa_log_target {
     PA_LOG_STDERR,  /* default */
     PA_LOG_SYSLOG,
     PA_LOG_NULL,    /* to /dev/null */
+    PA_LOG_FD,      /* to a file descriptor, e.g. a char device */
     PA_LOG_TARGET_MAX
 } pa_log_target_t;
 
@@ -74,6 +75,10 @@ void pa_log_set_level(pa_log_level_t l);
 /* Set flags */
 void pa_log_set_flags(pa_log_flags_t flags, pa_log_merge_t merge);
 
+/* Set the file descriptor of the logging device.
+   Daemon conf is in charge of opening this device */
+void pa_log_set_fd(int fd);
+
 /* Enable backtrace */
 void pa_log_set_show_backtrace(unsigned nlevels);