added a new check for illegal file permissions to mbmssim.c, to avoid a segfault if permissions are invalid.

2016-04-05 21:44:41 +02:00
parent 632204bb10
commit 66dde65f2e
1 changed files with 5 additions and 1 deletions
@@ -337,7 +337,11 @@ int main(int argc, char **argv)
  else
    sprintf(fname,"embms_awgn_%d_%d.m",mcs,N_RB_DL);

-  fd = fopen(fname,"w");
+  if (!(fd = fopen(fname,"w"))) {
+    printf("Cannot open %s, check permissions\n",fname);
+    exit(-1);
+  }
+	

  if (awgn_flag==0)
    fprintf(fd,"SNR_%d_%d=[];errs_mch_%d_%d=[];mch_trials_%d_%d=[];\n",