From d1309a8a47a49d544ccee74a15146729577cef16 Mon Sep 17 00:00:00 2001
From: stefan schippers <stefan.schippers@gmail.com>
Date: Sun, 15 Oct 2023 13:24:19 +0200
Subject: [PATCH] fix uninitialized var in interpolate_yval()

---
 src/scheduler.c | 24 +++++++++++++++++-------
 src/token.c     |  2 +-
 2 files changed, 18 insertions(+), 8 deletions(-)

diff --git a/src/scheduler.c b/src/scheduler.c
index adf4bb34..ba2a4716 100644
--- a/src/scheduler.c
+++ b/src/scheduler.c
@@ -4526,14 +4526,24 @@ int xschem(ClientData clientdata, Tcl_Interp *interp, int argc, const char * arg
 
     /* test 
      *   testmode */
-    else if(!strcmp(argv[1], "test"))
+    else if(0 && !strcmp(argv[1], "test"))
     {
-      /* 
-      * if(argc > 3) {
-      *   char *r = my_strcasestr(argv[2], argv[3]);
-      *   dbg(0, "%s\n", r ? r : "NULL");
-      * }
-      */
+      static int swap = 0;
+      static Raw *saveraw = NULL;
+      if(!xctx) {Tcl_SetResult(interp, not_avail, TCL_STATIC); return TCL_ERROR;}
+      if(swap == 0) {
+        saveraw = xctx->raw;
+        swap = 1;
+        xctx->raw = NULL;
+        raw_read("/home/schippes/.xschem/simulations/cmos_example_ngspice2.raw", &xctx->raw, "dc");
+        draw();
+      } else {
+         free_rawfile(&xctx->raw, 0);
+         swap = 0;
+         xctx->raw = saveraw;
+         draw();
+      }
+
       Tcl_ResetResult(interp);
     }
 
diff --git a/src/token.c b/src/token.c
index f8d755f9..9a6cc284 100644
--- a/src/token.c
+++ b/src/token.c
@@ -3387,7 +3387,7 @@ static double interpolate_yval(int idx)
   if((xctx->raw->allpoints > 1) && xctx->raw->annot_sweep_idx >= 0) {
     Raw *raw = xctx->raw;
     int dset;
-    int npoints;
+    int npoints = 0;
     SPICE_DATA *sweep_gv = raw->values[raw->annot_sweep_idx];
     SPICE_DATA *gv = raw->values[idx];
     for(dset = 0 ; dset < raw->datasets; dset++) {