File 2.4.3.b34_stderrreopenfix.patch of Package rtklib-beta
--- rtklib-2.4.3.b34/src/rtkcmn.c	2020-12-29 11:40:40.000000000 +0100
+++ rtklib-2.4.3.b34_fix/src/rtkcmn.c	2025-04-01 16:00:01.188463165 +0200
@@ -3047,11 +3047,11 @@
         unlock(&lock_trace);
         return;
     }
-    if (fp_trace) fclose(fp_trace);
+    if (fp_trace && fp_trace != stderr) fclose(fp_trace);
     
     if (!(fp_trace=fopen(path,"w"))) {
         fp_trace=stderr;
     }
     unlock(&lock_trace);
 }
 extern void traceopen(const char *file)




