From e6d92d4fefe1376a107cce5dbac3af84cf9a1054 Mon Sep 17 00:00:00 2001
From: "Dirk-Jan C. Binnema" <djcb@djcbsoftware.nl>
Date: Wed, 17 Mar 2021 00:16:49 +0200
Subject: [PATCH] meson: Generate version.texi for guile, mu4e

So we can build from a clean git clone.
---
 guile/meson.build | 11 ++++++-----
 meson.build       | 16 ++++++++++++++++
 mu4e/meson.build  |  3 ++-
 version.texi.in   |  4 ++++
 4 files changed, 28 insertions(+), 6 deletions(-)
 create mode 100644 version.texi.in

diff --git a/guile/meson.build b/guile/meson.build
index f333d47c..ff6e84f8 100644
--- a/guile/meson.build
+++ b/guile/meson.build
@@ -55,13 +55,14 @@ lib_guile_mu = shared_module(
 
 if makeinfo.found()
   custom_target('mu_guile_info',
-                input: 'mu-guile.texi',
-                output: 'mu-guile.info',
+		input: 'mu-guile.texi',
+		output: 'mu-guile.info',
 		install: true,
 		install_dir: infodir,
-                command: [makeinfo,
-                          '-o', join_paths(meson.current_build_dir(), 'mu-guile.info'),
-			  join_paths(meson.current_source_dir(), 'mu-guile.texi')])
+		command: [makeinfo,
+			  '-o', join_paths(meson.current_build_dir(), 'mu-guile.info'),
+			  join_paths(meson.current_source_dir(), 'mu-guile.texi'),
+			  '-I', join_paths(meson.current_build_dir(), '..')])
 endif
 
 guile_scm_dir=join_paths(datadir, 'guile', 'site', '3.0', 'mu')
diff --git a/meson.build b/meson.build
index e2eec9a8..aec9d661 100644
--- a/meson.build
+++ b/meson.build
@@ -157,6 +157,22 @@ config_h_dep=declare_dependency(
   include_directories: include_directories(['.']))
 ################################################################################
 
+
+
+################################################################################
+# write out version.texi (for texiinfo builds in mu4e, guile)
+version_texi_data=configuration_data()
+version_texi_data.set('VERSION', meson.project_version())
+version_texi_data.set('EDITION', meson.project_version())
+version_texi_data.set('UPDATED', run_command('date', '+%d %B %Y').stdout().strip())
+version_texi_data.set('UPDATEDMONTH', run_command('date', '+%B %Y').stdout().strip())
+
+configure_file(input: 'version.texi.in',
+	       output: 'version.texi',
+	       configuration: version_texi_data)
+################################################################################
+
+
 ################################################################################
 # subdirs
 subdir('lib')
diff --git a/mu4e/meson.build b/mu4e/meson.build
index ea2971c5..2cc3d9a1 100644
--- a/mu4e/meson.build
+++ b/mu4e/meson.build
@@ -78,5 +78,6 @@ if makeinfo.found()
 		install: true,
 		command: [makeinfo,
 			  '-o', join_paths(meson.current_build_dir(), 'mu4e.info'),
-			  join_paths(meson.current_source_dir(), 'mu4e.texi')])
+			  join_paths(meson.current_source_dir(), 'mu4e.texi'),
+			  '-I', join_paths(meson.current_build_dir(), '..')])
 endif
diff --git a/version.texi.in b/version.texi.in
new file mode 100644
index 00000000..77a20733
--- /dev/null
+++ b/version.texi.in
@@ -0,0 +1,4 @@
+@set UPDATED @UPDATED@
+@set UPDATED-MONTH @UPDATEDMONTH@
+@set EDITION @VERSION@
+@set VERSION @VERSION@