Signed-off-by: Miroslav Lichvar <mlich...@redhat.com>
---
config.c | 1 +
ptp4l.8 | 8 ++++++--
ptp4l.c | 1 +
3 files changed, 8 insertions(+), 2 deletions(-)
diff --git a/config.c b/config.c
index bbaf36e..119fec2 100644
--- a/config.c
+++ b/config.c
@@ -199,6 +199,7 @@ struct config_item config_tab[] = {
PORT_ITEM_INT("logMinPdelayReqInterval", 0, INT8_MIN, INT8_MAX),
PORT_ITEM_INT("logSyncInterval", 0, INT8_MIN, INT8_MAX),
GLOB_ITEM_INT("logging_level", LOG_INFO, PRINT_LEVEL_MIN,
PRINT_LEVEL_MAX),
+ GLOB_ITEM_STR("log_file", NULL),
GLOB_ITEM_STR("message_tag", NULL),
GLOB_ITEM_STR("manufacturerIdentity", "00:00:00"),
GLOB_ITEM_INT("max_frequency", 900000000, 0, INT_MAX),
diff --git a/ptp4l.8 b/ptp4l.8
index a724151..ae67c65 100644
--- a/ptp4l.8
+++ b/ptp4l.8
@@ -485,9 +485,13 @@ is 0.
The maximum logging level of messages which should be printed.
The default is 6 (LOG_INFO).
.TP
+.B log_file
+Print messages to the specified file. The default is no file (which cannot be
+specified in the configuration file as the option requires an argument).
+.TP
.B message_tag
-The tag which is added to all messages printed to the standard output or system
-log.
+The tag which is added to all messages printed to the standard output, log
+file, or system log.
The default is an empty string (which cannot be set in the configuration file
as the option requires an argument).
.TP
diff --git a/ptp4l.c b/ptp4l.c
index f01ff6f..98c5bda 100644
--- a/ptp4l.c
+++ b/ptp4l.c
@@ -187,6 +187,7 @@ int main(int argc, char *argv[])
print_set_verbose(config_get_int(cfg, NULL, "verbose"));
print_set_syslog(config_get_int(cfg, NULL, "use_syslog"));
print_set_level(config_get_int(cfg, NULL, "logging_level"));
+ print_set_logfile(config_get_string(cfg, NULL, "log_file"));
assume_two_step = config_get_int(cfg, NULL, "assume_two_step");
sk_check_fupsync = config_get_int(cfg, NULL, "check_fup_sync");
--
2.9.3
------------------------------------------------------------------------------
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