Index: Makefile
===================================================================
--- Makefile	(nonexistent)
+++ Makefile	(revision 2449)
@@ -0,0 +1,6 @@
+all:
+	cd ../../src && make mod_import_netlist
+
+clean:
+	rm *.o *.so 2>/dev/null ; true
+
Index: Plug.tmpasm
===================================================================
--- Plug.tmpasm	(nonexistent)
+++ Plug.tmpasm	(revision 2449)
@@ -0,0 +1,9 @@
+put /local/pcb/mod {import_netlist}
+append /local/pcb/mod/OBJS [@ $(PLUGDIR)/import_netlist/import_netlist.o @]
+append /local/pcb/mod/YACC {$(PLUGDIR)/import_netlist/netlist}
+
+switch /local/pcb/import_netlist/controls
+	case {buildin}   include /local/pcb/tmpasm/buildin; end;
+	case {plugin}    include /local/pcb/tmpasm/plugin; end;
+	case {disable}   include /local/pcb/tmpasm/disable; end;
+end
Index: README
===================================================================
--- README	(nonexistent)
+++ README	(revision 2449)
@@ -0,0 +1,5 @@
+Import plugin for netlists in the classic pcb netlist format.
+
+#state: works
+#default: buildin
+#implements: import
Index: import_netlist.c
===================================================================
--- import_netlist.c	(nonexistent)
+++ import_netlist.c	(revision 2449)
@@ -0,0 +1,184 @@
+/*
+ *                            COPYRIGHT
+ *
+ *  PCB, interactive printed circuit board design
+ *  Copyright (C) 1994,1995,1996,1997,1998,2005,2006 Thomas Nau
+ *  Copyright (C) 2015,2016 Tibor 'Igor2' Palinkas
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include "config.h"
+#include "global.h"
+#include "plugins.h"
+#include "plug_io.h"
+#include "plug_import.h"
+#include "conf_core.h"
+#include "error.h"
+#include "misc.h"
+#include "data.h"
+#include "rats_patch.h"
+
+
+static plug_import_t import_netlist;
+
+
+#define BLANK(x) ((x) == ' ' || (x) == '\t' || (x) == '\n' \
+		|| (x) == '\0')
+
+/* ---------------------------------------------------------------------------
+ * Read in a netlist and store it in the netlist menu 
+ */
+static int ReadNetlist(const char *filename)
+{
+	char *command = NULL;
+	char inputline[MAX_NETLIST_LINE_LENGTH + 1];
+	char temp[MAX_NETLIST_LINE_LENGTH + 1];
+	FILE *fp;
+	LibraryMenuTypePtr menu = NULL;
+	LibraryEntryTypePtr entry;
+	int i, j, lines, kind;
+	bool continued;
+	int used_popen = 0;
+
+	if (!filename)
+		return (1);									/* nothing to do */
+
+	Message(_("Importing PCB netlist %s\n"), filename);
+
+	if (EMPTY_STRING_P(conf_core.rc.rat_command)) {
+		fp = fopen(filename, "r");
+		if (!fp) {
+			Message("Cannot open %s for reading", filename);
+			return 1;
+		}
+	}
+	else {
+		used_popen = 1;
+		command = EvaluateFilename(conf_core.rc.rat_command, conf_core.rc.rat_path, filename, NULL);
+
+		/* open pipe to stdout of command */
+		if (*command == '\0' || (fp = popen(command, "r")) == NULL) {
+			PopenErrorMessage(command);
+			free(command);
+			return (1);
+		}
+		free(command);
+	}
+	lines = 0;
+	/* kind = 0  is net name
+	 * kind = 1  is route style name
+	 * kind = 2  is connection
+	 */
+	kind = 0;
+	while (fgets(inputline, MAX_NETLIST_LINE_LENGTH, fp)) {
+		size_t len = strlen(inputline);
+		/* check for maximum length line */
+		if (len) {
+			if (inputline[--len] != '\n')
+				Message(_("Line length (%i) exceeded in netlist file.\n"
+									"additional characters will be ignored.\n"), MAX_NETLIST_LINE_LENGTH);
+			else
+				inputline[len] = '\0';
+		}
+		continued = (inputline[len - 1] == '\\') ? true : false;
+		if (continued)
+			inputline[len - 1] = '\0';
+		lines++;
+		i = 0;
+		while (inputline[i] != '\0') {
+			j = 0;
+			/* skip leading blanks */
+			while (inputline[i] != '\0' && BLANK(inputline[i]))
+				i++;
+			if (kind == 0) {
+				/* add two spaces for included/unincluded */
+				temp[j++] = ' ';
+				temp[j++] = ' ';
+			}
+			while (!BLANK(inputline[i]))
+				temp[j++] = inputline[i++];
+			temp[j] = '\0';
+			while (inputline[i] != '\0' && BLANK(inputline[i]))
+				i++;
+			if (kind == 0) {
+				menu = GetLibraryMenuMemory(&PCB->NetlistLib[NETLIST_INPUT], NULL);
+				menu->Name = strdup(temp);
+				menu->flag = 1;
+				kind++;
+			}
+			else {
+				if (kind == 1 && strchr(temp, '-') == NULL) {
+					kind++;
+					menu->Style = strdup(temp);
+				}
+				else {
+					entry = GetLibraryEntryMemory(menu);
+					entry->ListEntry = strdup(temp);
+					entry->ListEntry_dontfree = 0;
+				}
+			}
+		}
+		if (!continued)
+			kind = 0;
+	}
+	if (!lines) {
+		Message(_("Empty netlist file!\n"));
+		pclose(fp);
+		return (1);
+	}
+	if (used_popen)
+		pclose(fp);
+	else
+		fclose(fp);
+	sort_netlist();
+	rats_patch_make_edited(PCB);
+	return (0);
+}
+
+int netlist_support_prio(plug_import_t *ctx, unsigned int aspects, FILE *fp, const char *filename)
+{
+	if (aspects != IMPORT_ASPECT_NETLIST)
+		return 0; /* only pure netlist import is supported */
+
+	/* we are sort of a low prio fallback without any chance to check the file format in advance */
+	return 10;
+}
+
+
+static int netlist_import(plug_import_t *ctx, unsigned int aspects, const char *fn)
+{
+	return ReadNetlist(fn);
+}
+
+static void hid_import_netlist_uninit(void)
+{
+}
+
+pcb_uninit_t hid_import_netlist_init(void)
+{
+
+	/* register the IO hook */
+	import_netlist.plugin_data = NULL;
+
+	import_netlist.fmt_support_prio = netlist_support_prio;
+	import_netlist.import           = netlist_import;
+
+	HOOK_REGISTER(plug_import_t, plug_import_chain, &import_netlist);
+
+	return hid_import_netlist_uninit;
+}
+