log: store duplicated path string

Don't free the string right after calling log_init_file().  Add a new
function log_deinit() that frees the string on shutdown.

This fixes cycling the log file after SIGHUP (Mantis ticket 0003524).

1 files changed, 1 insertions, 1 deletions

diff --git a/src/main.c b/src/main.c
index 44e4dcf1c..12f8d86f6 100644
--- a/src/main.c
+++ b/src/main.c
@@ -536,6 +536,6 @@ int mpd_main(int argc, char *argv[])
 	WSACleanup();
 #endif
 
-	close_log_files();
+	log_deinit();
 	return EXIT_SUCCESS;
 }