From b0f1d3d6ea1b380e628958bd1b17ccb2c789ec2d Mon Sep 17 00:00:00 2001
From: Přemysl Eric Janouch <p@janouch.name>
Date: Wed, 24 Aug 2022 00:43:14 +0200
Subject: Build with AsciiDoc as well as Asciidoctor

And bump copyright years.
---
 CMakeLists.txt    | 29 ++++++++++++++++++++---------
 LICENSE           |  2 +-
 README.adoc       | 11 +++++++----
 docs/sdtui.1.adoc |  7 +++++--
 src/sdgui.c       |  2 +-
 5 files changed, 34 insertions(+), 17 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index d740ec0..fd2cc27 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -130,20 +130,31 @@ GETTEXT_CREATE_TRANSLATIONS (
 
 # Documentation
 find_program (ASCIIDOCTOR_EXECUTABLE asciidoctor)
-if (NOT ASCIIDOCTOR_EXECUTABLE)
-	message (FATAL_ERROR "asciidoctor not found")
+find_program (A2X_EXECUTABLE a2x)
+if (NOT ASCIIDOCTOR_EXECUTABLE AND NOT A2X_EXECUTABLE)
+	message (FATAL_ERROR "Neither asciidoctor nor a2x were found")
 endif ()
 
 foreach (page "${PROJECT_NAME}.1")
 	set (page_output "${PROJECT_BINARY_DIR}/${page}")
 	list (APPEND project_MAN_PAGES "${page_output}")
-	add_custom_command (OUTPUT ${page_output}
-		COMMAND ${ASCIIDOCTOR_EXECUTABLE} -b manpage
-			-a release-version=${PROJECT_VERSION}
-			"${PROJECT_SOURCE_DIR}/docs/${page}.adoc"
-			-o "${page_output}"
-		DEPENDS "docs/${page}.adoc"
-		COMMENT "Generating man page for ${page}" VERBATIM)
+	if (ASCIIDOCTOR_EXECUTABLE)
+		add_custom_command (OUTPUT ${page_output}
+			COMMAND ${ASCIIDOCTOR_EXECUTABLE} -b manpage
+				-a release-version=${PROJECT_VERSION}
+				-o "${page_output}"
+				"${PROJECT_SOURCE_DIR}/docs/${page}.adoc"
+			DEPENDS "docs/${page}.adoc"
+			COMMENT "Generating man page for ${page}" VERBATIM)
+	elseif (A2X_EXECUTABLE)
+		add_custom_command (OUTPUT ${page_output}
+			COMMAND ${A2X_EXECUTABLE} --doctype manpage --format manpage
+				-a release-version=${PROJECT_VERSION}
+				-D "${PROJECT_BINARY_DIR}"
+				"${PROJECT_SOURCE_DIR}/docs/${page}.adoc"
+			DEPENDS "docs/${page}.adoc"
+			COMMENT "Generating man page for ${page}" VERBATIM)
+	endif ()
 endforeach ()
 
 add_custom_target (docs ALL DEPENDS ${project_MAN_PAGES})
diff --git a/LICENSE b/LICENSE
index 594da52..f1407c8 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2013 - 2021, Přemysl Eric Janouch <p@janouch.name>
+Copyright (c) 2013 - 2022, Přemysl Eric Janouch <p@janouch.name>
 
 Permission to use, copy, modify, and/or distribute this software for any
 purpose with or without fee is hereby granted.
diff --git a/README.adoc b/README.adoc
index 2f928af..d5bee2c 100644
--- a/README.adoc
+++ b/README.adoc
@@ -28,11 +28,14 @@ The rest of this README will concern itself with externalities.
 
 Building and Running
 --------------------
-Build-only dependencies: CMake, pkg-config, gettext utilities, asciidoctor,
+Build-only dependencies:
+ CMake, pkg-config, gettext utilities, asciidoctor or asciidoc +
+Optional build-only dependencies:
  librsvg (for the GUI), icoutils (for the GUI, when targetting Windows) +
-Runtime dependencies: ncursesw, zlib, ICU, termo (included), glib-2.0 >= 2.38,
- pango, xcb, xcb-xfixes (the latter two optional for the TUI),
- gtk+-3.0 (for the GUI)
+Runtime dependencies:
+ ncursesw, zlib, ICU, termo (included), glib-2.0 >= 2.38, pango +
+Optional runtime dependencies:
+ xcb, xcb-xfixes (the first two for the TUI), gtk+-3.0 (for the GUI)
 
  $ git clone --recursive https://git.janouch.name/p/sdtui.git
  $ mkdir sdtui/build
diff --git a/docs/sdtui.1.adoc b/docs/sdtui.1.adoc
index 0292271..f70248f 100644
--- a/docs/sdtui.1.adoc
+++ b/docs/sdtui.1.adoc
@@ -48,10 +48,13 @@ Luckily, some compositors, such as Sway, synchronize selections with Xwayland.
 
 To set up automatically loaded dictionaries, use the following scheme:
 
+// AsciiDoc would otherwise like to process tildes as a long subscript.
+:tilde: ~
+
 [subs="normal"]
  [Dictionaries]
- _name 1_ = __~/path/to/dict.ifo__
- _name 2_ = __~/another/dict.ifo__
+ _name 1_ = __{tilde}/path/to/dict.ifo__
+ _name 2_ = __{tilde}/another/dict.ifo__
 
 The left-hand side keys define their appearance in the tab bar.
 
diff --git a/src/sdgui.c b/src/sdgui.c
index e0becd3..457e72e 100644
--- a/src/sdgui.c
+++ b/src/sdgui.c
@@ -1,7 +1,7 @@
 /*
  * StarDict GTK+ UI
  *
- * Copyright (c) 2020 - 2021, Přemysl Eric Janouch <p@janouch.name>
+ * Copyright (c) 2020 - 2022, Přemysl Eric Janouch <p@janouch.name>
  *
  * Permission to use, copy, modify, and/or distribute this software for any
  * purpose with or without fee is hereby granted.
-- 
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