meson: use absolute paths for doxygen stamp files

The relative paths are incorrect when running as a subproject.

Signed-off-by: Simon Ser <contact@emersion.fr>

diff --git a/doc/doxygen/meson.build b/doc/doxygen/meson.build
index 9f27ba8..6112620 100644 (file)
--- a/doc/doxygen/meson.build
+++ b/doc/doxygen/meson.build
@@ -76,6 +76,7 @@ foreach f_name, sections: formats
                # We do not really need an output file, but Meson
                # will complain if one is not set, so we use a
                # dummy 'stamp' file
+               stamp = join_paths(meson.current_build_dir(), '@0@.stamp'.format(t_name))
                custom_target(
                        t_name,
                        command: [
@@ -84,7 +85,7 @@ foreach f_name, sections: formats
                                '--builddir=@OUTDIR@',
                                '--section=@0@'.format(s_name),
                                '--output-format=@0@'.format(f_name),
-                               '--stamp=doc/doxygen/@0@.stamp'.format(t_name),
+                               '--stamp=@0@'.format(stamp),
                                wayland_doxygen,
                                '@INPUT@',
                        ],
@@ -97,13 +98,14 @@ foreach f_name, sections: formats
 endforeach
 
 man_files = shared_files + server_files + client_files + cursor_files
+stamp = join_paths(meson.current_build_dir(), 'man3.stamp')
 custom_target(
        'man-pages-3',
        command: [
                gen_doxygen,
                '--builddir=@OUTDIR@',
                '--output-format=man3',
-               '--stamp=doc/doxygen/man3.stamp',
+               '--stamp=@0@'.format(stamp),
                wayland_doxygen,
                '@INPUT@',
        ],