meson.build: use the / operator instead of join_paths

Starting with meson v0.49.0, the "/" operator can be used instead of
join_paths.

Update meson to v0.49.0 and remove all calls to join_paths.

Signed-off-by: José Expósito <jose.exposito89@gmail.com>

3 files changed, 27 insertions, 27 deletions

diff --git a/completion/zsh/meson.build b/completion/zsh/meson.build
index 2d4edcdc..311db8af 100644
--- a/completion/zsh/meson.build
+++ b/completion/zsh/meson.build
@@ -1,6 +1,6 @@
 zshcompletiondir = get_option('zshcompletiondir')
 if zshcompletiondir == ''
-		zshcompletiondir = join_paths(get_option('datadir'), 'zsh', 'site-functions')
+		zshcompletiondir = get_option('datadir') / 'zsh' / 'site-functions'
 endif
 
 if zshcompletiondir != 'no'
diff --git a/doc/user/meson.build b/doc/user/meson.build
index ed4c7da8..8d2714b2 100644
--- a/doc/user/meson.build
+++ b/doc/user/meson.build
@@ -191,7 +191,7 @@ if yq.found()
 	foreach distro : distributions
 		yq_filter = '.distributions[] | select(.name == "@0@") | .packages | join(" ")'.format(distro)
 		deps = run_command(yq, '-r', yq_filter,
-				   join_paths(meson.source_root(), '.gitlab-ci', 'config.yml')).stdout()
+				   meson.source_root() / '.gitlab-ci' / 'config.yml').stdout()
 		dependencies_config.set('@0@_PACKAGES'.format(distro.to_upper()), deps)
 endforeach
 endif
@@ -205,6 +205,6 @@ custom_target('sphinx',
 	      input : [ sphinx_conf_py, git_version_page ] + src_sphinx + dst_404s,
 	      output : [ sphinx_output_dir ],
 	      command : [ sphinx, '-q', '-b', 'html',
-			  '-d', join_paths(meson.current_build_dir(), 'doctrees'),
+			  '-d', meson.current_build_dir() / 'doctrees',
 			  meson.current_build_dir(), sphinx_output_dir],
 	      build_by_default : true)
diff --git a/meson.build b/meson.build
index 4ff4866e..fa728aae 100644
--- a/meson.build
+++ b/meson.build
@@ -2,27 +2,27 @@ project('libinput', 'c',
 	version : '1.18.900',
 	license : 'MIT/Expat',
 	default_options : [ 'c_std=gnu99', 'warning_level=2' ],
-	meson_version : '>= 0.47.0')
+	meson_version : '>= 0.49.0')
 
 libinput_version = meson.project_version().split('.')
 
-dir_data        = join_paths(get_option('prefix'), get_option('datadir'), 'libinput')
-dir_etc         = join_paths(get_option('prefix'), get_option('sysconfdir'))
-dir_overrides   = join_paths(get_option('prefix'), get_option('sysconfdir'), 'libinput')
-dir_libexec     = join_paths(get_option('prefix'), get_option('libexecdir'), 'libinput')
-dir_lib         = join_paths(get_option('prefix'), get_option('libdir'))
-dir_man1        = join_paths(get_option('prefix'), get_option('mandir'), 'man1')
-dir_system_udev = join_paths(get_option('prefix'), 'lib', 'udev')
-dir_src_quirks  = join_paths(meson.current_source_dir(), 'quirks')
-dir_src_test    = join_paths(meson.current_source_dir(), 'test')
-dir_src         = join_paths(meson.current_source_dir(), 'src')
+dir_data        = get_option('prefix') / get_option('datadir') / 'libinput'
+dir_etc         = get_option('prefix') / get_option('sysconfdir')
+dir_overrides   = get_option('prefix') / get_option('sysconfdir') / 'libinput'
+dir_libexec     = get_option('prefix') / get_option('libexecdir') / 'libinput'
+dir_lib         = get_option('prefix') / get_option('libdir')
+dir_man1        = get_option('prefix') / get_option('mandir') / 'man1'
+dir_system_udev = get_option('prefix') / 'lib' / 'udev'
+dir_src_quirks  = meson.current_source_dir() / 'quirks'
+dir_src_test    = meson.current_source_dir() / 'test'
+dir_src         = meson.current_source_dir() / 'src'
 
 dir_udev = get_option('udev-dir')
 if dir_udev == ''
 	dir_udev = dir_system_udev
 endif
 dir_udev_callouts = dir_udev
-dir_udev_rules    = join_paths(dir_udev, 'rules.d')
+dir_udev_rules    = dir_udev / 'rules.d'
 
 # Collection of man pages, we'll append to that
 src_man = files()
@@ -230,8 +230,8 @@ else
 	if dir_libepoll == ''
 		dir_libepoll = get_option('prefix')
 	endif
-	includes_epoll = include_directories(join_paths(dir_libepoll, 'include/libepoll-shim'))
-	dep_libepoll = cc.find_library('epoll-shim', dirs : join_paths(dir_libepoll, 'lib'))
+	includes_epoll = include_directories(dir_libepoll / 'include' / 'libepoll-shim')
+	dep_libepoll = cc.find_library('epoll-shim', dirs : dir_libepoll / 'lib')
 	code = '''
 	#include <sys/epoll.h>
 	int main(void) { epoll_create1(0); }
@@ -269,7 +269,7 @@ foreach h: util_headers
 			          output : 'test-util-includes-@0@.c'.format(h),
 				  configuration : c)
 	executable('test-build-@0@'.format(h),
-		   testfile, join_paths(dir_src, h),
+		   testfile, dir_src / h,
 		   include_directories : [includes_src, includes_include],
 		   install : false)
 endforeach
@@ -316,7 +316,7 @@ dep_libfilter = declare_dependency(link_with : libfilter)
 
 ############ libquirks.a #############
 libinput_data_path = dir_data
-libinput_data_override_path = join_paths(dir_overrides, 'local-overrides.quirks')
+libinput_data_override_path = dir_overrides / 'local-overrides.quirks'
 config_h.set_quoted('LIBINPUT_QUIRKS_DIR', dir_data)
 config_h.set_quoted('LIBINPUT_QUIRKS_OVERRIDE_FILE', libinput_data_override_path)
 
@@ -400,7 +400,7 @@ libinput_version_h = configure_file(
 		configuration : libinput_version_h_config,
 )
 
-mapfile = join_paths(dir_src, 'libinput.sym')
+mapfile = dir_src / 'libinput.sym'
 version_flag = '-Wl,--version-script,@0@'.format(mapfile)
 lib_libinput = shared_library('input',
 		src_libinput,
@@ -570,7 +570,7 @@ if get_option('debug-gui')
 		wlproto_dir = dep_wayland_protocols.get_pkgconfig_variable('pkgdatadir')
 
 		proto_name = 'pointer-constraints-unstable-v1'
-		input = files(join_paths(wlproto_dir, 'unstable/pointer-constraints/@0@.xml'.format(proto_name)))
+		input = files(wlproto_dir / 'unstable' / 'pointer-constraints' / '@0@.xml'.format(proto_name))
 
 		wayland_headers = custom_target('@0@ client header'.format(proto_name),
 			input: input,
@@ -663,7 +663,7 @@ test('tools-builddir-lookup-installed',
 
 test('symbols-leak-test',
      find_program('test/symbols-leak-test'),
-     args : [ join_paths(dir_src, 'libinput.sym'), dir_src],
+     args : [ dir_src / 'libinput.sym', dir_src],
      suite : ['all'])
 
 # build-test only
@@ -823,11 +823,11 @@ if get_option('tests')
 
 	litest_config_h = configuration_data()
 	litest_config_h.set_quoted('LIBINPUT_DEVICE_GROUPS_RULES_FILE',
-			    join_paths(meson.current_build_dir(),
-				       '80-libinput-device-groups-litest.rules'))
+				   meson.current_build_dir() /
+				   '80-libinput-device-groups-litest.rules')
 	litest_config_h.set_quoted('LIBINPUT_FUZZ_OVERRIDE_UDEV_RULES_FILE',
-			    join_paths(meson.current_build_dir(),
-				       '90-libinput-fuzz-override-litest.rules'))
+				   meson.current_build_dir() /
+				   '90-libinput-fuzz-override-litest.rules')
 
 	def_no_main = '-DLITEST_NO_MAIN'
 	def_disable_backtrace = '-DLITEST_DISABLE_BACKTRACE_LOGGING'
@@ -928,7 +928,7 @@ if get_option('tests')
 	valgrind = find_program('valgrind', required : false)
 	if valgrind.found()
 		valgrind_env = environment()
-		valgrind_suppressions_file = join_paths(dir_src_test, 'valgrind.suppressions')
+		valgrind_suppressions_file = dir_src_test / 'valgrind.suppressions'
 		add_test_setup('valgrind',
 				exe_wrapper : [ valgrind,
 						'--leak-check=full',