From f0c9755836307bd5d9fc2c6cc6ee666eb58b101e Mon Sep 17 00:00:00 2001
From: Kjell Ahlstedt <kjellahlstedt@gmail.com>
Date: Fri, 2 Dec 2022 13:07:39 +0100
Subject: skeletonmm: Add build-tests option

and simplify lookup of python command.

See libsigcplusplus PR#83 and PR#84
---
 skeletonmm/meson.build       | 9 +++------
 skeletonmm/meson_options.txt | 2 ++
 skeletonmm/tests/meson.build | 9 ++++++---
 3 files changed, 11 insertions(+), 9 deletions(-)

(limited to 'skeletonmm')

diff --git a/skeletonmm/meson.build b/skeletonmm/meson.build
index 2bd9340..4f3bc8d 100644
--- a/skeletonmm/meson.build
+++ b/skeletonmm/meson.build
@@ -42,12 +42,7 @@ macos_darwin_versions = [
 project_source_root = meson.current_source_dir()
 project_build_root = meson.current_build_dir()
 
-python3 = import('python').find_installation()
-python_version = python3.language_version()
-python_version_req = '>= 3.5'
-if not python_version.version_compare(python_version_req)
-  error('Requires Python @0@, found @1@.'.format(python_version_req, python_version))
-endif
+python3 = find_program('python3', version: '>= 3.5')
 
 # Do we build from a git repository?
 # Suppose we do if and only if the meson.build file is tracked by git.
@@ -82,6 +77,7 @@ build_documentation_opt = get_option('build-documentation')
 build_documentation = build_documentation_opt == 'true' or \
                      (build_documentation_opt == 'if-maintainer-mode' and maintainer_mode)
 build_examples = get_option('build-examples')
+build_tests = get_option('build-tests')
 
 # Installation directories are relative to {prefix}.
 install_prefix = get_option('prefix')
@@ -264,6 +260,7 @@ summary = [
   '    Build deprecated API: @0@'.format(build_deprecated_api),
   'Build HTML documentation: @0@@1@'.format(build_documentation_opt, real_build_documentation),
   '  Build example programs: @0@'.format(build_examples),
+  '     Build test programs: @0@'.format(build_tests),
   'Directories:',
   '                  prefix: @0@'.format(install_prefix),
   '              includedir: @0@'.format(install_prefix / install_includedir),
diff --git a/skeletonmm/meson_options.txt b/skeletonmm/meson_options.txt
index 5cf429d..e1c73a2 100644
--- a/skeletonmm/meson_options.txt
+++ b/skeletonmm/meson_options.txt
@@ -10,3 +10,5 @@ option('build-documentation', type: 'combo', choices: ['false', 'if-maintainer-m
   value: 'if-maintainer-mode', description: 'Build and install the documentation')
 option('build-examples', type: 'boolean', value: true,
   description: 'Build example programs')
+option('build-tests', type: 'boolean', value: true,
+  description: 'Build test programs')
diff --git a/skeletonmm/tests/meson.build b/skeletonmm/tests/meson.build
index e77edbe..2d83d54 100644
--- a/skeletonmm/tests/meson.build
+++ b/skeletonmm/tests/meson.build
@@ -1,6 +1,6 @@
 # tests
 
-# input: gnome, skeletonmm_own_dep
+# input: gnome, skeletonmm_own_dep, build_tests
 
 tests = [
 # [[dir-name], exe-name, [sources]]
@@ -30,8 +30,11 @@ foreach ex : tests
   exe_file = executable(ex_name, ex_sources, resources,
     dependencies: skeletonmm_own_dep,
     implicit_include_directories: false,
-    build_by_default: true
+    build_by_default: build_tests
   )
 
-  test(dir.underscorify(), exe_file)
+  # If exe_file is a test program, it is built by default unconditionally.
+  if build_tests
+    test(ex_name, exe_file)
+  endif
 endforeach
-- 
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