Add release notes for 2.26

NEWS

@@ -2,6 +2,15 @@ GPP NEWS -- history of user-visible changes
 
 See the end of this file for copying conditions.
 
+
+Version 2.26
+
+    * Made --include work when using a relative path to the infile
+      (Issue #16)
+    * Various minor fixes and revisions to the documentation
+    * Added autoconf checks for popen() and pclose()
+    * Moved the openSUSE-specific RPM spec file to a separate repository
+    * Avoided possibility of stack overflow during parsing (Issue #26)
 
 Version 2.25
 

configure.ac

@@ -2,7 +2,7 @@
 # Process this file with autoconf to produce a configure script.
 
 AC_PREREQ(2.57)
-AC_INIT([GPP], [2.26-SNAPSHOT], [[email protected]], [gpp])
+AC_INIT([GPP], [2.26], [[email protected]], [gpp])
 
 AM_INIT_AUTOMAKE([])
 AC_CONFIG_SRCDIR([src/gpp.c])

doc/gpp.pp

@@ -3,7 +3,7 @@
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 %%%% GPP documentation source file                            %%%%
 %%%% (C) 2001 Denis Auroux                                    %%%%
-%%%% (C) 2003-2017 Tristan Miller                             %%%%
+%%%% (C) 2003-2020 Tristan Miller                             %%%%
 %%%%                                                          %%%%
 %%%% To get the man page, run:                                %%%%
 %%%%    gpp -H -Dman gpp.pp -o gpp.1                          %%%%
@@ -161,7 +161,7 @@
 $endif$
 $endif$
 %%%%%%%%%%%%%%%%% some headers %%%%%%%%%%%%%%%%%%%
-$define{version}{2.25}$
+$define{version}{2.26}$
 $define{SYNTAX}{
 $pre$
   gpp [$d$$bra$o$pipe$O$ket$ $I{outfile}$] [$d$I$I{/include/path}$ ...]
@@ -1440,7 +1440,7 @@ functional abstraction in GPP (in standard mode). Understanding this
 Since version 2.12 it has been maintained by Tristan Miller [email protected]$g$.
 $S{COPYRIGHT}$
 Copyright $copy$$nbsp$1996$ndash$2001 Denis Auroux.$BR$
-Copyright $copy$$nbsp$2003$ndash$2017 Tristan Miller.$P$
+Copyright $copy$$nbsp$2003$ndash$2020 Tristan Miller.$P$
 Permission is granted to anyone to make or distribute verbatim copies
 of this document as received, in any medium, provided that the
 copyright notice and this permission notice are preserved, thus giving

src/gpp.c

@@ -3,7 +3,7 @@
 ** Contact:   [email protected]
 ** 
 ** Copyright (C) 1996, 1999, 2001 Denis Auroux
-** Copyright (C) 2003-2017 Tristan Miller
+** Copyright (C) 2003-2020 Tristan Miller
 ** 
 ** This program is free software: you can redistribute it and/or
 ** modify it under the terms of the GNU Lesser General Public License as