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clapper-app: Retain compatibility with older graphviz

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Rafał Dzięgiel
2025-07-19 12:49:01 +02:00
parent 54f059aaa3
commit 5f8270f0e8
2 changed files with 12 additions and 0 deletions
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9
src/bin/clapper-app/clapper-app-utils.c
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@@ -610,7 +610,16 @@ _create_pipeline_svg_file_in_thread (GTask *task, GObject *source G_GNUC_UNUSED,
gvc = gvContext (); gvc = gvContext ();
gvLayout (gvc, graph, "dot"); gvLayout (gvc, graph, "dot");
#ifdef HAVE_GVC_13
gvRenderData (gvc, graph, "svg", &img_data, &size); gvRenderData (gvc, graph, "svg", &img_data, &size);
#else
{
guint tmp_size = 0; // Temporary uint to satisfy older API
gvRenderData (gvc, graph, "svg", &img_data, &tmp_size);
size = tmp_size;
}
#endif
agclose (graph); agclose (graph);
gvFreeContext (gvc); gvFreeContext (gvc);

3
src/bin/clapper-app/meson.build
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@@ -105,6 +105,9 @@ if not pp_option.disabled()
if cgraph_dep.found() and gvc_dep.found() if cgraph_dep.found() and gvc_dep.found()
clapperapp_c_args += ['-DHAVE_GRAPHVIZ'] clapperapp_c_args += ['-DHAVE_GRAPHVIZ']
clapperapp_deps += [cgraph_dep, gvc_dep] clapperapp_deps += [cgraph_dep, gvc_dep]
if gvc_dep.version().version_compare('>= 13.0.0')
clapperapp_c_args += ['-DHAVE_GVC_13']
endif
clapperapp_available_functionalities += 'pipeline-preview' clapperapp_available_functionalities += 'pipeline-preview'
elif pp_option.enabled() elif pp_option.enabled()
error('pipeline-preview option was enabled, but required dependencies were not found') error('pipeline-preview option was enabled, but required dependencies were not found')