Prepare release 0.4.6.

Bump version number, update NEWS file and copyright notices.

NEWS

@@ -1,3 +1,11 @@
+Changes in gfsecret 0.4.6 (2020-01-05)
+--------------------------------------
+
+    * Create the $XDG_CONFIG_HOME/gfsecret directory if needed.
+    * Fallback to $HOME/.config if XDG_CONFIG_HOME is not set or empty.
+    * Fix building issue with GCC 9.
+
+
 Changes in gfsecret 0.4.5 (2020-01-03)
 --------------------------------------
 

configure.ac

@@ -1,6 +1,6 @@
 dnl Configure template for the gfsecret package
 
-AC_INIT([gfsecret], [0.4.5], [devel@incenp.org])
+AC_INIT([gfsecret], [0.4.6], [devel@incenp.org])
 AC_CONFIG_SRCDIR([configure.ac])
 AC_CONFIG_MACRO_DIR([m4])
 AC_CONFIG_AUX_DIR([config])

src/gfsec-split.c

@@ -1,6 +1,6 @@
 /*
  * gfsecret - Secret sharing tools
- * Copyright (C) 2016,2017,2018,2019 Damien Goutte-Gattat
+ * Copyright (C) 2016,2017,2018,2019,2020 Damien Goutte-Gattat
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -86,7 +86,7 @@ info(void)
 {
     printf(_("\
 gfsec-split (%s %s)\n\
-Copyright (C) 2019 Damien Goutte-Gattat\n\
+Copyright (C) 2020 Damien Goutte-Gattat\n\
 \n\
 This program is released under the GNU General Public License.\n\
 See the COPYING file or <http://www.gnu.org/licenses/gpl.html>.\n\

src/gfsec-use.c

@@ -1,6 +1,6 @@
 /*
  * gfsec - Secret sharing tools
- * Copyright (C) 2016,2017 Damien Goutte-Gattat
+ * Copyright (C) 2016,2017,2020 Damien Goutte-Gattat
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -78,7 +78,7 @@ info(void)
 {
     printf(_("\
 gfsec-use (%s %s)\n\
-Copyright (C) 2017 Damien Goutte-Gattat\n\
+Copyright (C) 2020 Damien Goutte-Gattat\n\
 \n\
 This program is released under the GNU General Public License.\n\
 See the COPYING file or <http://www.gnu.org/licenses/gpl.html>.\n\

src/secret.c

@@ -1,6 +1,6 @@
 /*
  * gfsecret - Secret sharing tools
- * Copyright (C) 2016,2017,2018 Damien Goutte-Gattat
+ * Copyright (C) 2016,2017,2018,2020 Damien Goutte-Gattat
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by

src/secret.h

@@ -1,6 +1,6 @@
 /*
  * gfsecret - Secret sharing tools
- * Copyright (C) 2016,2017 Damien Goutte-Gattat
+ * Copyright (C) 2016,2017,2020 Damien Goutte-Gattat
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by

src/util.c

@@ -1,6 +1,6 @@
 /*
  * gfsec - Secret sharing tools
- * Copyright (C) 2016,2017,2018 Damien Goutte-Gattat
+ * Copyright (C) 2016,2017,2018,2020 Damien Goutte-Gattat
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by

src/util.h

@@ -1,6 +1,6 @@
 /*
  * gfsec - Secret sharing tools
- * Copyright (C) 2016 Damien Goutte-Gattat
+ * Copyright (C) 2016,2020 Damien Goutte-Gattat
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by