Index: trunk/scconfig/Rev.h
===================================================================
--- trunk/scconfig/Rev.h	(revision 6768)
+++ trunk/scconfig/Rev.h	(revision 6769)
@@ -1 +1 @@
-static const int myrev = 6767;
+static const int myrev = 6768;
Index: trunk/scconfig/Rev.tab
===================================================================
--- trunk/scconfig/Rev.tab	(revision 6768)
+++ trunk/scconfig/Rev.tab	(revision 6769)
@@ -1,4 +1,4 @@
-6767	configure	new import plugins
+6768	configure	new import plugins
 6735	configure	gtk splitup
 6392	configure	draw cross section plugin (gtk and lesstif depend on it)
 6365	configure	gtk splitup
Index: trunk/src/Makefile.in
===================================================================
--- trunk/src/Makefile.in	(revision 6768)
+++ trunk/src/Makefile.in	(revision 6769)
@@ -161,12 +161,12 @@
 	../src_3rd/genregex/regex_sei.o
 	../src_3rd/genregex/regex_se.o
 	../src_3rd/genregex/regex.o
+	../src_3rd/qparse/qparse.o
 @]
 
 # We do not compile these in the executable but we need rules for these for utils
 put /local/pcb/OBJS_UTIL [@
 	../src_3rd/genvector/vts0.o
-	../src_3rd/qparse/qparse.o
 @]
 
 # main: action registrations
Index: trunk/src_plugins/import_ltspice/ltspice.c
===================================================================
--- trunk/src_plugins/import_ltspice/ltspice.c	(revision 6768)
+++ trunk/src_plugins/import_ltspice/ltspice.c	(revision 6769)
@@ -27,6 +27,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <qparse/qparse.h>
 
 #include "board.h"
 #include "data.h"
@@ -41,12 +42,63 @@
 
 static const char *ltspice_cookie = "ltspice importer";
 
+static int ltspice_hdr_net(FILE *f)
+{
+	char s[1024];
+	while(fgets(s, sizeof(s), f) != NULL) {
+		int argc;
+		char **argv;
+
+		/* split and print fields */
+		argc = qparse(s, &argv);
+		if ((argc > 0) && (pcb_strcasecmp(argv[0], "ExpressPCB Netlist") == 0))
+			return 0;
+	}
+	return -1;
+}
+
+static int ltspice_load(const char *fname_net, const char *fname_asc)
+{
+	FILE *fn, *fa;
+	int ret = 0;
+
+	fn = fopen(fname_net, "r");
+	if (fn == NULL) {
+		pcb_message(PCB_MSG_ERROR, "can't open file '%s' for read\n", fname_net);
+		return -1;
+	}
+	fa = fopen(fname_asc, "r");
+	if (fa == NULL) {
+		pcb_message(PCB_MSG_ERROR, "can't open file '%s' for read\n", fname_asc);
+		fclose(fn);
+		return -1;
+	}
+
+	if (ltspice_hdr_net(fn)) {
+		pcb_message(PCB_MSG_ERROR, "file '%s' doesn't look like an ExpressPCB netlist\n", fname_net);
+		goto error;
+	}
+/*	if (ltspice_hdr_asc(fn)) goto error;*/
+
+
+	quit:;
+	fclose(fa);
+	fclose(fn);
+	return ret;
+
+	error:
+	ret = -1;
+	goto quit;
+}
+
 static const char pcb_acts_LoadLtspiceFrom[] = "LoadLtspiceFrom(filename)";
-static const char pcb_acth_LoadLtspiceFrom[] = "Loads the specified ltspice routing file.";
+static const char pcb_acth_LoadLtspiceFrom[] = "Loads the specified ltspice .net and .asc file - the netlist must be an ExpressPCB netlist.";
 int pcb_act_LoadLtspiceFrom(int argc, const char **argv, pcb_coord_t x, pcb_coord_t y)
 {
-	const char *fname = NULL;
+	const char *fname = NULL, *end;
+	char *fname_asc, *fname_net, *fname_base;
 	static char *default_file = NULL;
+	int res;
 
 	fname = argc ? argv[0] : 0;
 
@@ -62,7 +114,26 @@
 		}
 	}
 
-	return 0;
+	end = strrchr(fname, '.');
+	if (strcmp(end, ".net") == 0)
+		fname_base = pcb_strndup(fname, end - fname);
+	else if (strcmp(end, ".asc") == 0)
+		fname_base = pcb_strndup(fname, end - fname);
+	else {
+		pcb_message(PCB_MSG_ERROR, "file name '%s' doesn't end in .net or .asc\n", fname);
+		PCB_ACT_FAIL(LoadLtspiceFrom);
+	}
+
+	fname_net = pcb_strdup_printf("%s.net", fname_base);
+	fname_asc = pcb_strdup_printf("%s.asc", fname_base);
+	free(fname_base);
+
+	res = ltspice_load(fname_net, fname_asc);
+
+	free(fname_asc);
+	free(fname_net);
+
+	return res;
 }
 
 pcb_hid_action_t ltspice_action_list[] = {