Add --log-file

adsbus/opts.h

@@ -2,19 +2,19 @@
 
 #include <stdbool.h>
 
-bool opts_add_connect_receive(char *);
-bool opts_add_connect_send(char *);
-bool opts_add_connect_send_receive(char *);
-bool opts_add_listen_receive(char *);
-bool opts_add_listen_send(char *);
-bool opts_add_listen_send_receive(char *);
-bool opts_add_file_read(char *);
-bool opts_add_file_write(char *);
-bool opts_add_file_write_read(char *);
-bool opts_add_file_append(char *);
-bool opts_add_file_append_read(char *);
-bool opts_add_exec_receive(char *);
-bool opts_add_exec_send(char *);
-bool opts_add_exec_send_receive(char *);
-bool opts_add_stdout(char *);
-bool opts_add_stdin(char *);
+bool opts_add_connect_receive(const char *);
+bool opts_add_connect_send(const char *);
+bool opts_add_connect_send_receive(const char *);
+bool opts_add_listen_receive(const char *);
+bool opts_add_listen_send(const char *);
+bool opts_add_listen_send_receive(const char *);
+bool opts_add_file_read(const char *);
+bool opts_add_file_write(const char *);
+bool opts_add_file_write_read(const char *);
+bool opts_add_file_append(const char *);
+bool opts_add_file_append_read(const char *);
+bool opts_add_exec_receive(const char *);
+bool opts_add_exec_send(const char *);
+bool opts_add_exec_send_receive(const char *);
+bool opts_add_stdout(const char *);
+bool opts_add_stdin(const char *);