meson: Add option to build without kyua for tests (#175)

meson.build

@@ -84,15 +84,15 @@ pkgconf_exe = executable('pkgconf',
   link_with : libpkgconf,
   install : true)
 
+if get_option('tests')
+  kyua_exe = find_program('kyua')
+  atf_sh_exe = find_program('atf-sh')
+  test('kyua', kyua_exe, args : ['--config=none', 'test', '--kyuafile=' + join_paths(meson.build_root(), 'Kyuafile'), '--build-root=' + meson.build_root()])
 
-kyua_exe = find_program('kyua')
-atf_sh_exe = find_program('atf-sh')
-test('kyua', kyua_exe, args : ['--config=none', 'test', '--kyuafile=' + join_paths(meson.build_root(), 'Kyuafile'), '--build-root=' + meson.build_root()])
-
-
-configure_file(input : 'Kyuafile.in', output : 'Kyuafile', configuration : cdata)
-subdir('tests')
 
+  configure_file(input : 'Kyuafile.in', output : 'Kyuafile', configuration : cdata)
+  subdir('tests')
+endif
 
 install_man('man/pkgconf.1')
 install_man('man/pkg.m4.7')

meson_options.txt

@@ -0,0 +1,3 @@
+option('tests', type: 'boolean', value: true,
+  description: 'Build tests which depends upon the kyua framework'
+)