trying to put the stdout as title tag behind the plot

diff --git a/tools/prevImg.pl b/tools/prevImg.pl
index b5f5138094938293b6699d476e841512c66a5797..1301c8ec0c4e48b24eac3ccf81737f97370cb1a4 100755 (executable)
--- a/tools/prevImg.pl
+++ b/tools/prevImg.pl
@@ -43,9 +43,9 @@ chdir("preview");
 
 my $dummy;
 
-$dummy=system("./exec_evtbuild_t.pl -t ".$runtime." 2>&1"); #14
-$dummy.=system("mv te1* ./temp.hld"." 2>&1");
-$dummy.=system("./unpack_hld.pl -f ./temp.hld"." 2>&1");
+$dummy=qx"./exec_evtbuild_t.pl -t $runtime 2>&1"; #14
+$dummy.=qx"mv te1* ./temp.hld 2>&1";
+$dummy.=qx"./unpack_hld.pl -f ./temp.hld 2>&1";
 # qx%./run.pl -t 0.1 -id ccc1ccc1%;
 print br;
 print img{src=>'./preview/image_recalibrated_ccc1.png?'.rand(),title=>$dummy};