Try fixing html pages generation

docs/config/gen_content.sh.in

@@ -24,6 +24,7 @@ done
 cat @SPHINX_INPUT_HYSOPDOC@/license.rst @HYSOP_SOURCE_DIR@/LICENSE > @SPHINX_TMP@/license.rst
 ## Doxygen
 mkdir -p @DOXYGEN_OUTPUT@
+@DOXYGEN_BIN@ -u @DOXYGEN_CONFIG@
 @DOXYGEN_BIN@ @DOXYGEN_CONFIG@ > @DOC_LOGS_DIR@/doxygen.log
 ## API
 rm -rf @SPHINX_TMP@/apidoc

docs/meson.build

@@ -18,22 +18,21 @@ endif
 
 subdir('config')
 
-docs_gen_html_content = custom_target('docs',
-                                      output: 'docs',
+docs_gen_html_content = custom_target('docs_html',
+                                      output: 'docs_html.done',
                                       capture: false,
                                       command: [bash, doc_build_dir + '/config/gen_content.sh', 'html'],
                                       env: docs_env)
 
 
-docs_gen_latex_content = custom_target('docs_gen_latex_content',
-                                       output: 'docs_gen_latex_content.done',
+docs_gen_latex_content = custom_target('docs_latex',
+                                       output: 'docs_latex.done',
                                        capture: false,
                                        command: [bash, doc_build_dir + '/config/gen_content.sh', 'latex'],
                                        depends: docs_gen_html_content,
                                        env: docs_env)
 
-docs_env.set('HYSOP_VERBOSE', 'false')
-docs_doctest = custom_target('doctest',
+docs_doctest = custom_target('docs_doctest',
                              output: 'docs_doctest.done',
                              capture: false,
                              env: docs_env,

meson.build

@@ -178,6 +178,7 @@ subdir('src')
 if with_documentation == 'ON'
   docs_env         = environment()
   docs_env.set('PYTHONPATH', py.get_install_dir())
+  docs_env.set('HYSOP_VERBOSE', 'False')
   doxygen = find_program('doxygen', required : true)
   doxygen_dot = find_program('dot', required : true)
   sphinx_api = find_program('sphinx-apidoc', required : true)