The Tcpdump Group git mirrors - tcpdump/blob - tests/TESTonce

   1 #!/usr/bin/env perl
   2
   3 $TCPDUMP = "../tcpdump" if (!($TCPDUMP = $ENV{TCPDUMP_BIN}));
   4
   5 system("mkdir -p NEW DIFF");
   6
   7 if(@ARGV != 4) {
   8   print "Usage: TESTonce name input output options\n";
   9   exit 20;
  10 }
  11
  12 $name=$ARGV[0];
  13 $input=$ARGV[1];
  14 $output=$ARGV[2];
  15 $options=$ARGV[3];
  16
  17 my $r;
  18
  19 if ($^O eq 'MSWin32') {
  20     $r = system "..\\windump -# -n -r $input $options 2>NUL | sed 's/\\r//' | tee NEW/$output | diff $output - >DIFF/$output.diff";
  21     # need to do same as below for Cygwin.
  22 }
  23 else {
  24     # we used to do this as a nice pipeline, but the problem is that $r fails to
  25     # to be set properly if the tcpdump core dumps.
  26     $r = system "$TCPDUMP 2>/dev/null -# -n -r $input $options >NEW/$output";
  27     if($r != 0) {
  28         # this means tcpdump failed.
  29         open(OUTPUT, ">>"."NEW/$output") || die "fail to open $output\n";
  30         printf OUTPUT "EXIT CODE %08x\n", $r;
  31         close(OUTPUT);
  32         $r = 0;
  33     }
  34     if($r == 0) {
  35         $r = system "cat NEW/$output | diff $output - >DIFF/$output.diff";
  36     }
  37     #print sprintf("END: %08x\n", $r);
  38 }
  39
  40 if($r == 0) {
  41   printf "    %-35s: passed\n", $name;
  42   unlink "DIFF/$output.diff";
  43   exit 0;
  44 }
  45 printf "    %-35s: TEST FAILED(%s)", $name, $r == -1 ? $! : "exit $?";
  46 open FOUT, '>>failure-outputs.txt';
  47 printf FOUT "\nFailed test: $name\n\n";
  48 close FOUT;
  49 if(-f "DIFF/$output.diff") {
  50     system "cat DIFF/$output.diff >> failure-outputs.txt";
  51 }
  52
  53 if($r == -1) {
  54   print " (failed to execute: $!)\n";
  55   exit 30;
  56 }
  57
  58 # this is not working right, $r == 0x8b00 when there is a core dump.
  59 # clearly, we need some platform specific perl magic to take this apart, so look for "core"
  60 # too.
  61 # In particular, on Solaris 10 SPARC an alignment problem results in SIGILL,
  62 # a core dump and $r set to 0x00008a00 ($? == 138 in the shell).
  63 if($r & 127 || -f "core") {
  64     my $with = ($r & 128) ? 'with' : 'without';
  65     if(-f "core") {
  66         $with = "with";
  67     }
  68     printf " (terminated with signal %u, %s coredump)\n", ($r & 127), $with;
  69     exit ($r & 128) ? 10 : 20;
  70 }
  71 print "\n";
  72 exit $r >> 8;