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, 3 insertions, 2 deletions

diff --git a/src/log.h b/src/log.h
index 75e386b25..683ff3e9f 100644
--- a/src/log.h
+++ b/src/log.h
@@ -44,10 +44,11 @@ log_early_init(bool verbose);
 bool
 log_init(bool verbose, bool use_stdout, GError **error_r);
 
+void
+log_deinit(void);
+
 void setup_log_output(bool use_stdout);
 
 int cycle_log_files(void);
 
-void close_log_files(void);
-
 #endif /* LOG_H */