18 changed files with 95 additions and 292 deletions
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@ -30,9 +30,6 @@ pkg_search_module(GLIB REQUIRED glib-2.0)
 pkg_check_modules(GTK3 REQUIRED gtk+-3.0)
 pkg_check_modules(CAIRO REQUIRED cairo)

-include_directories(${GLIB_INCLUDE_DIRS} ${GTK3_INCLUDE_DIRS} ${CAIRO_INCLUDE_DIRS} ${CMAKE_CURRENT_SOURCE_DIR}/include)
-add_subdirectory(plugins)
-
 add_compile_options(-Wall -Wextra -Wold-style-declaration -Wuninitialized -Wmaybe-uninitialized -Wunused-parameter)

 IF(CMAKE_BUILD_TYPE STREQUAL "Debug")
@ -49,6 +46,7 @@ add_subdirectory(doxygen)
 add_subdirectory(translations)
 add_subdirectory(version)

+include_directories(${GLIB_INCLUDE_DIRS} ${GTK3_INCLUDE_DIRS} ${CAIRO_INCLUDE_DIRS} ${CMAKE_CURRENT_SOURCE_DIR}/include)
 link_directories(${GLIB_LINK_DIRS} ${GTK3_LINK_DIRS} ${CAIRO_LINK_DIRS})
 add_definitions(${GLIB2_CFLAGS_OTHER})

--- a/command-line.c
+++ b/command-line.c
@ -56,7 +56,7 @@ static int create_renderers(char **renderers,
 			    char **output_file_names,
 			    gboolean tex_layers,
 			    gboolean tex_standalone,
-			    const struct external_renderer_params *ext_params,
+			    const char *so_path,
 			    GList **renderer_list,
 			    LayerSettings *layer_settings)
 {
@ -100,13 +100,11 @@ static int create_renderers(char **renderers,
 		} else if (!strcmp(current_renderer, "svg")) {
 			output_renderer = GDS_RENDER_OUTPUT_RENDERER(cairo_renderer_new_svg());
 		} else if (!strcmp(current_renderer, "ext")) {
-			if (!ext_params->so_path) {
+			if (!so_path) {
 				fprintf(stderr, _("Please specify shared object for external renderer. Will ignore this renderer.\n"));
 				continue;
 			}
-			output_renderer = GDS_RENDER_OUTPUT_RENDERER(
-						external_renderer_new_with_so_and_param(ext_params->so_path,
-											ext_params->cli_params));
+			output_renderer = GDS_RENDER_OUTPUT_RENDERER(external_renderer_new_with_so(so_path));
 		} else {
 			continue;
 		}
@ -140,7 +138,7 @@ int command_line_convert_gds(const char *gds_name,
 			      char **renderers,
 			      char **output_file_names,
 			      const char *layer_file,
-			      struct external_renderer_params *ext_param,
+			      const char *so_path,
 			      gboolean tex_standalone,
 			      gboolean tex_layers,
 			      double scale)
@ -167,7 +165,7 @@ int command_line_convert_gds(const char *gds_name,

 	/* Create renderers */
 	if (create_renderers(renderers, output_file_names, tex_layers, tex_standalone,
-			     ext_param, &renderer_list, layer_sett))
+			     so_path, &renderer_list, layer_sett))
 		goto ret_destroy_layer_mapping;


--- a/doxygen/CMakeLists.txt
+++ b/doxygen/CMakeLists.txt
@ -15,5 +15,5 @@ if (DOXYGEN_FOUND)
 	   DEPENDS doxygen
 	   )
 else (DOXYGEN_FOUND)
-	message("Doxygen needs to be installed to generate the doxygen documentation")
+	message("Doxygen need to be installed to generate the doxygen documentation")
 endif (DOXYGEN_FOUND)
--- a/doxygen/external-renderer.dox
+++ b/doxygen/external-renderer.dox
@ -9,18 +9,7 @@
 * Property Name    | Description
 * -----------------|----------------------------------------------------------------
 * shared-object-path  | Path to the shared object used for rendering
- * param-string | Command line parameters passed to external renderer's init function
 *
 * All these properties have to be set for rendering.
 *
- * @section ExternalRendererFuncs Necessary Functions
- *
- * The following functions and variables are necessary for an external renderer to implement:
- *
- * Code Define 				| Prototype  																	|  Description
- * ---------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------
- * @ref EXTERNAL_LIBRARY_RENDER_FUNCTION	| int EXTERNAL_LIBRARY_RENDER_FUNCTION(struct gds_cell *toplevel, GList *layer_info_list, const char *output_file_name, double scale)		| Render cell to output file
- * @ref EXTERNAL_LIBRARY_INIT_FUNCTION		| int EXTERNAL_LIBRARY_INIT_FUNCTION(const char *option_string, const char *version_string)							| Init function. Executed before rendering. This is given the command line parameters specified for the external renderer and the version string of the currently running gds-render program.
- * @ref EXTERNAL_LIBRARY_FORK_REQUEST		| int EXTERNAL_LIBRARY_FORK_REQUEST;														| The pure presence of this integer results in the execution inside a subprocess of hte whole shared object's code
- *
 */
--- a/include/gds-render/command-line.h
+++ b/include/gds-render/command-line.h
@ -33,21 +33,6 @@

 #include <glib.h>

-/**
- * @brief External renderer paramameters to command line renderer
- */
-struct external_renderer_params {
-	/**
-	 * @brief Path to shared object
-	 */
-	char *so_path;
-
-	/**
-	 * @brief Command line parameters given
-	 */
-	char *cli_params;
-};
-
 /**
 * @brief Convert GDS according to command line parameters
 * @param gds_name Path to GDS File
@ -55,7 +40,7 @@ struct external_renderer_params {
 * @param renderers Renderer ids
 * @param output_file_names Output file names
 * @param layer_file Layer mapping file
- * @param ext_param Settings for external library renderer
+ * @param so_path Shared object
 * @param tex_standalone Standalone TeX
 * @param tex_layers TeX OCR layers
 * @param scale Scale value
@ -66,7 +51,7 @@ int command_line_convert_gds(const char *gds_name,
 			     char **renderers,
 			     char **output_file_names,
 			     const char *layer_file,
-			     struct external_renderer_params *ext_param,
+			     const char *so_path,
 			     gboolean tex_standalone,
 			     gboolean tex_layers,
 			     double scale);
--- a/include/gds-render/output-renderers/external-renderer-interfaces.h
+++ b/include/gds-render/output-renderers/external-renderer-interfaces.h
@ -1,51 +0,0 @@
-#ifndef __EXTERNAL_RENDERER_INTERFACES_H__
-#define __EXTERNAL_RENDERER_INTERFACES_H__
-
-#ifndef xstr
-
-#define xstr(a) str(a)
-#define str(a) #a
-
-#endif /* xstr */
-
-/**
- * @addtogroup ExternalRenderer
- * @{
- */
-
-/**
- * @brief Function name expected to be found in external library for rendering.
- *
- * The function has to be defined as follows:
- * @code
- * int EXTERNAL_LIBRARY_RENDER_FUNCTION(struct gds_cell *toplevel, GList *layer_info_list, const char *output_file_name, double scale);
- * @endcode
- */
-#define EXTERNAL_LIBRARY_RENDER_FUNCTION exported_render_cell_to_file
-
-/**
- * @brief Function name expected to be found in external library for initialization.
- *
- * @code
- * int EXTERNAL_LIBRARY_INIT_FUNCTION(const char *option_string, const char *version_string);
- * @endcode
- */
-#define EXTERNAL_LIBRARY_INIT_FUNCTION exported_init
-
-/**
- * @brief Global integer specified by an external renderer to signal, that the init and render functions shall be executed in a subprocess
- *
- * The pure presence of this symbol name causes forking. The content of this variable is don't care.
- * @note Use this if you mess with the internal structures of gds-render
- *
- */
-#define EXTERNAL_LIBRARY_FORK_REQUEST exported_fork_request
-
-/**
- * @brief Define for declaring the exported functions
- */
-#define FUNC_DECL(FUNC) FUNC
-
-/** @} */
-
-#endif /* __EXTERNAL_RENDERER_INTERFACES_H__ */
--- a/include/gds-render/output-renderers/external-renderer.h
+++ b/include/gds-render/output-renderers/external-renderer.h
@ -33,7 +33,6 @@

 #include <gds-render/output-renderers/gds-output-renderer.h>
 #include <gds-render/gds-utils/gds-types.h>
-#include <gds-render/output-renderers/external-renderer-interfaces.h>

 G_BEGIN_DECLS

@ -41,6 +40,16 @@ G_BEGIN_DECLS

 G_DECLARE_FINAL_TYPE(ExternalRenderer, external_renderer, GDS_RENDER, EXTERNAL_RENDERER, GdsOutputRenderer)

+/**
+ * @brief function name expected to be found in external library.
+ * 
+ * The function has to be defined as follows:
+ * @code
+ * int EXTERNAL_LIBRARY_FUNCTION(struct gds_cell *toplevel, GList *layer_info_list, const char *output_file_name, double scale)
+ * @endcode
+ */
+#define EXTERNAL_LIBRARY_FUNCTION "render_cell_to_file"
+
 /**
 * @brief Create new ExternalRenderer object
 * @return New object
@ -50,10 +59,9 @@ ExternalRenderer *external_renderer_new();
 /**
 * @brief Create new ExternalRenderer object with specified shared object path
 * @param so_path Path to shared object, the rendering function is searched in
- * @param param_string Command line parameter string passed to external renderer
 * @return New object.
 */
-ExternalRenderer *external_renderer_new_with_so_and_param(const char *so_path, const char *param_string);
+ExternalRenderer *external_renderer_new_with_so(const char *so_path);

 G_END_DECLS

--- a/main.c
+++ b/main.c
@ -23,6 +23,8 @@
 * @author Mario Hüttel <mario.huettel@gmx.net>
 */

+
+
 #include <stdio.h>
 #include <gtk/gtk.h>
 #include <glib.h>
@ -263,12 +265,9 @@ int main(int argc, char **argv)
 	gchar *cellname = NULL;
 	gchar **renderer_args = NULL;
 	gboolean version = FALSE, pdf_standalone = FALSE, pdf_layers = FALSE;
+	gchar *custom_library_path = NULL;
 	int scale = 1000;
 	int app_status = 0;
-	struct external_renderer_params so_render_params;
-
-	so_render_params.so_path = NULL;
-	so_render_params.cli_params = NULL;

 	bindtextdomain(GETTEXT_PACKAGE, LOCALEDATADIR "/locale");
 	bind_textdomain_codeset(GETTEXT_PACKAGE, "UTF-8");
@ -285,11 +284,9 @@ int main(int argc, char **argv)
 		{"cell", 'c', 0, G_OPTION_ARG_STRING, &cellname, _("Cell to render"), "NAME" },
 		{"tex-standalone", 'a', 0, G_OPTION_ARG_NONE, &pdf_standalone, _("Create standalone TeX"), NULL },
 		{"tex-layers", 'l', 0, G_OPTION_ARG_NONE, &pdf_layers, _("Create PDF Layers (OCG)"), NULL },
-		{"custom-render-lib", 'P', 0, G_OPTION_ARG_FILENAME, &so_render_params.so_path,
-			_("Path to a custom shared object, that implements the necessary rendering functions"), "PATH"},
-		{"render-lib-params", 'W', 0, G_OPTION_ARG_STRING, &so_render_params.cli_params,
-			_("Argument string passed to render lib"), NULL},
-		{NULL, 0, 0, 0, NULL, NULL, NULL}
+		{"custom-render-lib", 'P', 0, G_OPTION_ARG_FILENAME, &custom_library_path, 
+			"Path to a custom shared object, that implements the " EXTERNAL_LIBRARY_FUNCTION " function", "PATH"},
+		{NULL}
 	};

 	context = g_option_context_new(_(" FILE - Convert GDS file <FILE> to graphic"));
@ -323,7 +320,7 @@ int main(int argc, char **argv)

 		app_status =
 			command_line_convert_gds(gds_name, cellname, renderer_args, output_paths, mappingname,
-						 &so_render_params, pdf_standalone, pdf_layers, scale);
+						 custom_library_path, pdf_standalone, pdf_layers, scale);

 	} else {
 		app_status = start_gui(argc, argv);
@ -342,10 +339,8 @@ ret_status:
 		g_free(mappingname);
 	if (cellname)
 		free(cellname);
-	if (so_render_params.so_path)
-		free(so_render_params.so_path);
-	if (so_render_params.cli_params)
-		g_free(so_render_params.cli_params);
+	if (custom_library_path)
+		free(custom_library_path);

 	return app_status;
 }
--- a/output-renderers/external-renderer.c
+++ b/output-renderers/external-renderer.c
@ -30,22 +30,16 @@

 #include <dlfcn.h>
 #include <stdio.h>
-#include <sys/wait.h>

 #include <gds-render/output-renderers/external-renderer.h>
-#include <gds-render/version.h>
-
-#define FORCE_FORK 0U /**< @brief if != 0, then forking is forced regardless of the shared object's settings */

 struct _ExternalRenderer {
 	GdsOutputRenderer parent;
 	char *shared_object_path;
-	char *cli_param_string;
 };

 enum {
 	PROP_SO_PATH = 1, /**< @brief Shared object path property */
-	PROP_PARAM_STRING, /** @brief Shared object renderer parameter string from CLI */
 	N_PROPERTIES /**< @brief Used to get property count */
 };

@ -58,20 +52,15 @@ G_DEFINE_TYPE(ExternalRenderer, external_renderer, GDS_RENDER_TYPE_OUTPUT_RENDER
 * @param output_file Destination file
 * @param scale the scaling value to scale the output cell down by.
 * @param so_path Path to shared object
- * @param params Parameters passed to EXTERNAL_LIBRARY_INIT_FUNCTION
 * @return 0 if successful
 */
 static int external_renderer_render_cell(struct gds_cell *toplevel_cell, GList *layer_info_list,
-				   const char *output_file, double scale,  const char *so_path, const char *params)
+				   const char *output_file, double scale,  const char *so_path)
 {
 	int (*so_render_func)(struct gds_cell *, GList *, const char *, double) = NULL;
-	int (*so_init_func)(const char *, const char *) = NULL;
 	void *so_handle = NULL;
 	char *error_msg;
-	int forking_req;
 	int ret = 0;
-	pid_t fork_pid = 0;
-	int forked_status;

 	if (!so_path) {
 		fprintf(stderr, "Path to shared object not set!\n");
@ -89,56 +78,21 @@ static int external_renderer_render_cell(struct gds_cell *toplevel_cell, GList *
 		return -2000;
 	}

-	/* Load rendering symbol from library */
+	/* Load symbol from library */
 	so_render_func = (int (*)(struct gds_cell *, GList *, const char *, double))
-				dlsym(so_handle, xstr(EXTERNAL_LIBRARY_RENDER_FUNCTION));
+				dlsym(so_handle, EXTERNAL_LIBRARY_FUNCTION);
 	error_msg = dlerror();
 	if (error_msg != NULL) {
 		fprintf(stderr, "Rendering function not found in library:\n%s\n", error_msg);
 		goto ret_close_so_handle;
 	}

-	/* Load the init function */
-	so_init_func = (int (*)(const char *, const char *))dlsym(so_handle, xstr(EXTERNAL_LIBRARY_INIT_FUNCTION));
-	error_msg = dlerror();
-	if (error_msg != NULL) {
-		fprintf(stderr, "Rendering function not found in library:\n%s\n", error_msg);
-		goto ret_close_so_handle;
-	}
-
-	/* Check if forking is requested */
-	if (dlsym(so_handle, xstr(EXTERNAL_LIBRARY_FORK_REQUEST)))
-		forking_req = 1;
-	else if (FORCE_FORK)
-		forking_req = 1;
-	else
-		forking_req = 0;
-
 	/* Execute */
-
+	if (so_render_func) {
 		g_message("Calling external renderer.");
-
-	if (forking_req)
-		fork_pid = fork();
-	if (fork_pid != 0)
-		goto end_forked;
-
-	ret = so_init_func(params, _app_version_string);
-	if (!ret)
 		ret = so_render_func(toplevel_cell, layer_info_list, output_file, scale);
-
-	/* If we are in a separate process, terminate here */
-	if (forking_req)
-		exit(ret);
-
-	/* The forked paths end here */
-end_forked:
-	if (forking_req) {
-		waitpid(fork_pid, &forked_status, 0);
-		ret = WEXITSTATUS(forked_status);
-	}
-
 		g_message("External renderer finished.");
+	}

 ret_close_so_handle:
 	dlclose(so_handle);
@ -162,8 +116,7 @@ static int external_renderer_render_output(GdsOutputRenderer *renderer,
 	if (settings)
 		layer_infos = layer_settings_get_layer_info_list(settings);

-	ret = external_renderer_render_cell(cell, layer_infos, output_file, scale, ext_renderer->shared_object_path,
-					    ext_renderer->cli_param_string);
+	ret = external_renderer_render_cell(cell, layer_infos, output_file, scale, ext_renderer->shared_object_path);
 	if (settings)
 		g_object_unref(settings);

@ -180,9 +133,6 @@ static void external_renderer_get_property(GObject *obj, guint property_id, GVal
 	case PROP_SO_PATH:
 		g_value_set_string(value, self->shared_object_path);
 		break;
-	case PROP_PARAM_STRING:
-		g_value_set_string(value, self->cli_param_string);
-		break;
 	default:
 		G_OBJECT_WARN_INVALID_PROPERTY_ID(obj, property_id, pspec);
 		break;
@ -201,11 +151,6 @@ static void external_renderer_set_property(GObject *obj, guint property_id, cons
 			g_free(self->shared_object_path);
 		self->shared_object_path = g_value_dup_string(value);
 		break;
-	case PROP_PARAM_STRING:
-		if (self->cli_param_string)
-			g_free(self->cli_param_string);
-		self->cli_param_string = g_value_dup_string(value);
-		break;
 	default:
 		G_OBJECT_WARN_INVALID_PROPERTY_ID(obj, property_id, pspec);
 		break;
@ -214,9 +159,7 @@ static void external_renderer_set_property(GObject *obj, guint property_id, cons

 static void external_renderer_dispose(GObject *self_obj)
 {
-	ExternalRenderer *self;
-
-	self = GDS_RENDER_EXTERNAL_RENDERER(self_obj);
+	ExternalRenderer *self = GDS_RENDER_EXTERNAL_RENDERER(self_obj);

 	if (self->shared_object_path) {
 		g_free(self->shared_object_path);
@ -251,19 +194,12 @@ static void external_renderer_class_init(ExternalRendererClass *klass)
 					    "Path to the shared object to search rendering function in.",
 					    NULL,
 					    G_PARAM_READWRITE);
-	external_renderer_properties[PROP_PARAM_STRING] =
-			g_param_spec_string("param-string",
-					    "Shared object renderer parameter string",
-					    "Command line arguments passed to the external shared object renderer",
-					    NULL,
-					    G_PARAM_READWRITE);
 	g_object_class_install_properties(oclass, N_PROPERTIES, external_renderer_properties);
 }

 static void external_renderer_init(ExternalRenderer *self)
 {
 	self->shared_object_path = NULL;
-	self->cli_param_string = NULL;
 }

 ExternalRenderer *external_renderer_new()
@ -271,10 +207,9 @@ ExternalRenderer *external_renderer_new()
 	return g_object_new(GDS_RENDER_TYPE_EXTERNAL_RENDERER, NULL);
 }

-ExternalRenderer *external_renderer_new_with_so_and_param(const char *so_path, const char *param_string)
+ExternalRenderer *external_renderer_new_with_so(const char *so_path)
 {
-	return g_object_new(GDS_RENDER_TYPE_EXTERNAL_RENDERER, "shared-object-path", so_path,
-				"param-string", param_string,NULL);
+	return g_object_new(GDS_RENDER_TYPE_EXTERNAL_RENDERER, "shared-object-path", so_path, NULL);
 }

 /** @} */
--- a/plugins/CMakeLists.txt
+++ b/plugins/CMakeLists.txt
@ -1,2 +0,0 @@
-add_subdirectory(plugin-example)
-add_custom_target(plugins DEPENDS pluginexample)
--- a/plugins/plugin-example/CMakeLists.txt
+++ b/plugins/plugin-example/CMakeLists.txt
@ -1,12 +0,0 @@
-project(pluginexample)
-cmake_minimum_required(VERSION 2.8)
-find_package(PkgConfig REQUIRED)
-pkg_search_module(PYTHON REQUIRED python3)
-
-aux_source_directory(src SOURCES)
-
-include_directories(${PYTHON_INCLUDE_DIRS} ${CMAKE_CURRENT_SOURCE_DIR}/include)
-link_libraries(${PYTHON_LDFLAGS} version)
-
-add_library(${PROJECT_NAME} SHARED EXCLUDE_FROM_ALL ${SOURCES})
-add_dependencies(${PROJECT_NAME} version)
--- a/plugins/plugin-example/src/plugin-main.c
+++ b/plugins/plugin-example/src/plugin-main.c
@ -1,19 +0,0 @@
-#include <stdio.h>
-#include <glib.h>
-#include <gds-render/gds-utils/gds-types.h>
-#include <gds-render/output-renderers/external-renderer-interfaces.h>
-
-int FUNC_DECL(EXTERNAL_LIBRARY_RENDER_FUNCTION)(struct gds_cell *toplevel, GList *layer_info_list, const char *output_file_name, double scale)
-{
-	if (!toplevel)
-		return -1000;
-
-	printf("Rendering %s\n", toplevel->name);
-	return 0;
-}
-
-int FUNC_DECL(EXTERNAL_LIBRARY_INIT_FUNCTION)(const char *params, const char *version)
-{
-	printf("Init with params: %s\ngds-render version: %s\n", params, version);
-	return 0;
-}
--- a/translations/pot/command-line.pot
+++ b/translations/pot/command-line.pot
@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2019-11-15 20:32+0100\n"
+"POT-Creation-Date: 2019-10-25 20:27+0200\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
--- a/translations/pot/gds-render-gui.pot
+++ b/translations/pot/gds-render-gui.pot
@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2019-11-15 20:32+0100\n"
+"POT-Creation-Date: 2019-10-25 20:27+0200\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@ -17,34 +17,34 @@ msgstr ""
 "Content-Type: text/plain; charset=CHARSET\n"
 "Content-Transfer-Encoding: 8bit\n"

-#: ../gds-render-gui.c:275
+#: ../gds-render-gui.c:273
 msgid "Acc. Date"
 msgstr ""

-#: ../gds-render-gui.c:318
+#: ../gds-render-gui.c:314
 msgid "Cancel"
 msgstr ""

-#: ../gds-render-gui.c:268
+#: ../gds-render-gui.c:266
 msgid "Cell"
 msgstr ""

-#: ../gds-render-gui.c:326
+#: ../gds-render-gui.c:322
 msgid "GDSII-Files"
 msgstr ""

-#: ../gds-render-gui.c:265
+#: ../gds-render-gui.c:263
 msgid "Library"
 msgstr ""

-#: ../gds-render-gui.c:272
+#: ../gds-render-gui.c:270
 msgid "Mod. Date"
 msgstr ""

-#: ../gds-render-gui.c:319
+#: ../gds-render-gui.c:315
 msgid "Open GDSII"
 msgstr ""

-#: ../gds-render-gui.c:316
+#: ../gds-render-gui.c:312
 msgid "Open GDSII File"
 msgstr ""
--- a/translations/pot/main.pot
+++ b/translations/pot/main.pot
@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2019-11-15 20:32+0100\n"
+"POT-Creation-Date: 2019-10-25 20:27+0200\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@ -17,7 +17,7 @@ msgstr ""
 "Content-Type: text/plain; charset=CHARSET\n"
 "Content-Transfer-Encoding: 8bit\n"

-#: ../main.c:97
+#: ../main.c:99
 #, c-format
 msgid ""
 "\n"
@ -25,27 +25,23 @@ msgid ""
 "Full git commit: %s"
 msgstr ""

-#: ../main.c:293
+#: ../main.c:289
 msgid " FILE - Convert GDS file <FILE> to graphic"
 msgstr ""

-#: ../main.c:221
+#: ../main.c:223
 msgid "About"
 msgstr ""

-#: ../main.c:289
-msgid "Argument string passed to render lib"
-msgstr ""
-
-#: ../main.c:283
+#: ../main.c:282
 msgid "Cell to render"
 msgstr ""

-#: ../main.c:285
+#: ../main.c:284
 msgid "Create PDF Layers (OCG)"
 msgstr ""

-#: ../main.c:284
+#: ../main.c:283
 msgid "Create standalone TeX"
 msgstr ""

@ -53,40 +49,34 @@ msgstr ""
 msgid "Divide output coordinates by <SCALE>"
 msgstr ""

-#: ../main.c:320
+#: ../main.c:314
 #, c-format
 msgid "Ignored argument: %s"
 msgstr ""

-#: ../main.c:116
+#: ../main.c:118
 #, c-format
 msgid "Logo could not be displayed: %s\n"
 msgstr ""

-#: ../main.c:298
+#: ../main.c:294
 #, c-format
 msgid "Option parsing failed: %s\n"
 msgstr ""

-#: ../main.c:281
+#: ../main.c:280
 msgid "Output file path. Can be used multiple times."
 msgstr ""

-#: ../main.c:282
+#: ../main.c:281
 msgid "Path for Layer Mapping File"
 msgstr ""

-#: ../main.c:287
-msgid ""
-"Path to a custom shared object, that implements the necessary rendering "
-"functions"
-msgstr ""
-
-#: ../main.c:276
+#: ../main.c:277
 msgid "Print version"
 msgstr ""

-#: ../main.c:220
+#: ../main.c:222
 msgid "Quit"
 msgstr ""

@ -94,19 +84,19 @@ msgstr ""
 msgid "Renderer to use. Can be used multiple times."
 msgstr ""

-#: ../main.c:311
+#: ../main.c:305
 #, c-format
 msgid "Scale < 1 not allowed. Setting to 1\n"
 msgstr ""

-#: ../main.c:213
+#: ../main.c:215
 #, c-format
 msgid ""
 "There is already an open instance. Will open second window in that "
 "instance.\n"
 msgstr ""

-#: ../main.c:245
+#: ../main.c:247
 #, c-format
 msgid ""
 "This is gds-render, version: %s\n"
@ -114,7 +104,7 @@ msgid ""
 "For a list of supported commands execute with --help option.\n"
 msgstr ""

-#: ../main.c:96
+#: ../main.c:98
 msgid ""
 "gds-render is a free tool for rendering GDS2 layout files into vector "
 "graphics."
--- a/translations/pot/po/de/gds-render-gui.po
+++ b/translations/pot/po/de/gds-render-gui.po
@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: gds-render VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2019-11-15 20:32+0100\n"
+"POT-Creation-Date: 2019-10-22 23:02+0200\n"
 "PO-Revision-Date: 2019-10-18 23:10+0200\n"
 "Last-Translator:  <mario.huettel@gmx.net>\n"
 "Language-Team: German <translation-team-de@lists.sourceforge.net>\n"
@ -17,34 +17,34 @@ msgstr ""
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"

-#: ../gds-render-gui.c:275
+#: ../gds-render-gui.c:273
 msgid "Acc. Date"
 msgstr "Zugr. Datum"

-#: ../gds-render-gui.c:318
+#: ../gds-render-gui.c:314
 msgid "Cancel"
 msgstr "Abbruch"

-#: ../gds-render-gui.c:268
+#: ../gds-render-gui.c:266
 msgid "Cell"
 msgstr "Zelle"

-#: ../gds-render-gui.c:326
+#: ../gds-render-gui.c:322
 msgid "GDSII-Files"
 msgstr "GDSII-Dateiem"

-#: ../gds-render-gui.c:265
+#: ../gds-render-gui.c:263
 msgid "Library"
 msgstr "Bibliothek"

-#: ../gds-render-gui.c:272
+#: ../gds-render-gui.c:270
 msgid "Mod. Date"
 msgstr "Mod. Datum"

-#: ../gds-render-gui.c:319
+#: ../gds-render-gui.c:315
 msgid "Open GDSII"
 msgstr "GDSII öffnen"

-#: ../gds-render-gui.c:316
+#: ../gds-render-gui.c:312
 msgid "Open GDSII File"
 msgstr "GDSII Datei öffnen"
--- a/translations/pot/po/de/main.po
+++ b/translations/pot/po/de/main.po
@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: gds-render VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2019-11-15 20:32+0100\n"
+"POT-Creation-Date: 2019-10-18 23:03+0200\n"
 "PO-Revision-Date: 2019-10-18 20:49+0200\n"
 "Last-Translator:  <mario.huettel@gmx.net>\n"
 "Language-Team: German <translation-team-de@lists.sourceforge.net>\n"
@ -17,7 +17,7 @@ msgstr ""
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"

-#: ../main.c:97
+#: ../main.c:99
 #, c-format
 msgid ""
 "\n"
@ -28,27 +28,23 @@ msgstr ""
 "\n"
 "Vollständige git Commit-ID %s"

-#: ../main.c:293
+#: ../main.c:289
 msgid " FILE - Convert GDS file <FILE> to graphic"
 msgstr "Datei -- Konvertiere GDS Datei <Datei> zu Vektorgrafik"

-#: ../main.c:221
+#: ../main.c:223
 msgid "About"
 msgstr "Über"

-#: ../main.c:289
-msgid "Argument string passed to render lib"
-msgstr "Argumente, die an externe Render-Bibliothek weitergegeben werden sollen"
-
-#: ../main.c:283
+#: ../main.c:282
 msgid "Cell to render"
 msgstr "Zu konvertierende Zelle"

-#: ../main.c:285
+#: ../main.c:284
 msgid "Create PDF Layers (OCG)"
 msgstr "Generiere PDF Layer (OCG)"

-#: ../main.c:284
+#: ../main.c:283
 msgid "Create standalone TeX"
 msgstr "Generiere alleinstehendes TeX"

@ -56,41 +52,34 @@ msgstr "Generiere alleinstehendes TeX"
 msgid "Divide output coordinates by <SCALE>"
 msgstr "Skaliere Ausgabekoordinaten um Faktor <SCALE> herab"

-#: ../main.c:320
+#: ../main.c:314
 #, c-format
 msgid "Ignored argument: %s"
 msgstr "Ignoriertes Argument: %s"

-#: ../main.c:116
+#: ../main.c:118
 #, c-format
 msgid "Logo could not be displayed: %s\n"
 msgstr "Logo konnte nicht angezeigt werden: %s\n"

-#: ../main.c:298
+#: ../main.c:294
 #, c-format
 msgid "Option parsing failed: %s\n"
 msgstr "Übergabeparameterkonvertierung fehlgeschlagen: %s\n"

-#: ../main.c:281
+#: ../main.c:280
 msgid "Output file path. Can be used multiple times."
 msgstr "Ausgabedatei. Kann mehrfach angegeben werden."

-#: ../main.c:282
+#: ../main.c:281
 msgid "Path for Layer Mapping File"
 msgstr "Pfad zur \"Layer Mapping\"-Datei"

-#: ../main.c:287
-msgid ""
-"Path to a custom shared object, that implements the necessary rendering "
-"functions"
-msgstr ""
-"Pfad zu einer Programmbibliothek, die die notwendigen Renderingfunktionen bereitstellt"
-
-#: ../main.c:276
+#: ../main.c:277
 msgid "Print version"
 msgstr "Programmversion aufgeben"

-#: ../main.c:220
+#: ../main.c:222
 msgid "Quit"
 msgstr "Beenden"

@ -98,12 +87,12 @@ msgstr "Beenden"
 msgid "Renderer to use. Can be used multiple times."
 msgstr "Gewünschter Renderer. Kann mehrfach angegeben werden."

-#: ../main.c:311
+#: ../main.c:305
 #, c-format
 msgid "Scale < 1 not allowed. Setting to 1\n"
 msgstr "Skalierung < 1 nicht erlaubt. Rückfallwert 1 benutzt.\n"

-#: ../main.c:213
+#: ../main.c:215
 #, c-format
 msgid ""
 "There is already an open instance. Will open second window in that "
@ -112,7 +101,7 @@ msgstr ""
 "Es is bereits eine Instanz dieses Programms geöffnet. Ein weiteres Fenster "
 "in dieser wird geöffnet.\n"

-#: ../main.c:245
+#: ../main.c:247
 #, c-format
 msgid ""
 "This is gds-render, version: %s\n"
@ -124,7 +113,7 @@ msgstr ""
 "Um eine Liste der unterstützten Befehle zu erhalten, bitte mit der Option --"
 "help ausführen.\n"

-#: ../main.c:96
+#: ../main.c:98
 msgid ""
 "gds-render is a free tool for rendering GDS2 layout files into vector "
 "graphics."
--- a/translations/pot/widgets_activity-bar.pot
+++ b/translations/pot/widgets_activity-bar.pot
@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2019-11-15 20:32+0100\n"
+"POT-Creation-Date: 2019-10-25 20:27+0200\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"