/[cvs]/nfo/perl/libs/shortcuts.pm
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revision 1.14 by joko, Tue Jun 24 20:13:18 2003 UTC revision 1.20 by jonen, Mon Jun 21 14:13:21 2004 UTC
# Line 2  Line 2 
2  ##  $Id$  ##  $Id$
3  ## ---------------------------------------------------------------------------  ## ---------------------------------------------------------------------------
4  ##  $Log$  ##  $Log$
5    ##  Revision 1.20  2004/06/21 14:13:21  jonen
6    ##  added helper function
7    ##
8    ##  Revision 1.19  2004/05/11 19:45:30  joko
9    ##  now exporting RUNNING_IN_HELL
10    ##
11    ##  Revision 1.18  2003/12/05 04:58:04  joko
12    ##  + minor update: doesn't require IPC::Session anymore
13    ##
14    ##  Revision 1.17  2003/07/02 11:17:32  jonen
15    ##  minor changes
16    ##
17    ##  Revision 1.16  2003/06/25 22:49:56  joko
18    ##  RUNNING_IN_HELL mode for detach option
19    ##
20    ##  Revision 1.15  2003/06/24 20:21:12  jonen
21    ##  + changed linux part of run_cmd to use Proc::Background instead of IPC::...
22    ##
23  ##  Revision 1.14  2003/06/24 20:13:18  joko  ##  Revision 1.14  2003/06/24 20:13:18  joko
24  ##  + sub findpatch  ##  + sub findpatch
25  ##  + now using findpatch and Proc::Background for win32/perl  ##  + now using findpatch and Proc::Background for win32/perl
# Line 65  our @EXPORT_OK = qw( Line 83  our @EXPORT_OK = qw(
83    get_chomped    get_chomped
84    bool2status    bool2status
85    make_guid    make_guid
86      RUNNING_IN_HELL
87      RUNNING_IN_HEAVEN
88  );  );
89    
90    
# Line 75  use IPC::Run qw( start pump finish timeo Line 95  use IPC::Run qw( start pump finish timeo
95  use Carp;  use Carp;
96    
97  # NEW - 2003-06-23 for Linux (what about *BSD?)  # NEW - 2003-06-23 for Linux (what about *BSD?)
98  use IPC::Session;  #use IPC::Session;
99    
100  use File::Spec;  use File::Spec;
101  use Proc::Background;  use Proc::Background;
# Line 96  sub today { Line 116  sub today {
116  }  }
117    
118  sub RUNNING_IN_HELL () { $^O eq 'MSWin32' }  sub RUNNING_IN_HELL () { $^O eq 'MSWin32' }
119    sub RUNNING_IN_HEAVEN () { $^O =~ m/bsd/ }
120    
121    
122  sub get_executable {  sub get_executable {
# Line 209  sub run_cmd { Line 230  sub run_cmd {
230      $cmd = "$application$cmd" if $application;      $cmd = "$application$cmd" if $application;
231    #}    #}
232    
233      my @cmd = split(' ', $cmd);
234    
235    # V3 - using IPC (optional)    # V3 - using IPC (optional)
236    if ($options->{async}) {    if ($options->{async}) {
237    
238      #run \@cmd, \$in, \$out, \$err, timeout( 10 ) or die "cat: $?";      #run \@cmd, \$in, \$out, \$err, timeout( 10 ) or die "cat: $?";
239      my @cmd = split(' ', $cmd);  
240            print STDOUT "run_cmd[async]: Proc::Background: $cmd", "\n";
241            
242      # V3.1 - using IPC::Run      # V3.1 - using IPC::Run
243      #      #
# Line 223  sub run_cmd { Line 246  sub run_cmd {
246      if (RUNNING_IN_HELL()) {      if (RUNNING_IN_HELL()) {
247            
248        #my $in; my $out; my $err;        #my $in; my $out; my $err;
       print STDOUT "run_cmd: IPC::Run: $cmd", "\n";  
249                
250        #print STDOUT "findpath: ", findpath('rap.pl'), "\n";        #print STDOUT "findpath: ", findpath('rap.pl'), "\n";
251                
# Line 255  sub run_cmd { Line 277  sub run_cmd {
277                
278      } else {      } else {
279    
280        print STDOUT "run_cmd: IPC::Session: $cmd", "\n";        #print STDOUT "run_cmd: IPC::Session: $cmd", "\n";
281    
282        # V3.2 - using IPC::Session        # V3.2 - using IPC::Session
283        #  success on Linux AND Win32 ??        #  success on Linux AND Win32 ??
284        #        #
285        # set timeout:        # set timeout:
286        #  (don't really know why we needs 2 secconds        #  (don't really know why we needs some secconds
287        #   to wait for init of process !?!)        #   to wait for init of process !?!)
288        my $session_timeout = 3;        #my $session_timeout = 15;
289        # set session name (default: cmd as string):        # set session name (default: cmd as string):
290        my $session_name = $cmd;        #my $session_command = $cmd;
291        # create session:        #my $session_shell = "/bin/sh";
292        my $session = IPC::Session->new($session_name, $session_timeout);        # create session (beware of using '->new' here!?):
293          #my $session = new IPC::Session($session_shell, $session_timeout);
294                
295        # send 'cmd' to session - not required since complete command is sent via constructor above        # send 'cmd' to session - not required since complete command is sent via constructor above
296        $session->send(\@cmd);        #$session->send($cmd);
297          
298        #print $session->stdout(), "\n";        #my $output = $session->stdout();
299          #print "WS::Admin started.\n" if $output = ' ';
300    
301          # tests
302          #$session->send("echo hello");
303          #chomp(my $hello = $session->stdout());      
304          #print "ok 3\n" if $hello eq "hello";
305                
306        # optional switch case:        # optional switch case:
307        #for ($session->stdout()) {        #for ($session->stdout()) {
308          #  /_bootDataBases/ && do { print "WS::Admin started.\n" };
309        #}        #}
310        # optional get error:        # optional get error:
311        #my $err = session->stderr();        #my $err = session->stderr();
312          #print "ERR: " . Dumper($err) . "\n";
313    
314          #open( *OUT, ">out.txt" ) ;
315          #open( *ERR, ">err.txt" ) ;
316          #run(\@cmd, \undef,  \*OUT, \*ERR  ) or croak("run_cmd: IPC::Run could not start '$cmd'.");
317          #my ($out, $err);
318          #my $h = start(\@cmd, \undef,  \*OUT, \*ERR  ) or croak("run_cmd: IPC::Run could not start '$cmd'.");
319          #finish $h if $err =~ /error/;
320          
321          # get child pid
322          #my $kid;
323          #do { $kid=wait(); } until $kid > 0;
324          #print "Child PID: " . $kid . "n";
325    
326          #finish $h;
327    
328          
329          # test using Proc::Background - success !!
330          my $proc = Proc::Background->new($cmd);
331          my $kid = $proc->pid();
332          print STDOUT "run_cmd: Proc::Background: $cmd, child PID $kid", "\n";
333          $proc->wait();
334          $proc->die();
335    
336      }      }
337        
338    
339      } elsif ($options->{detach}) {
340    
341        if (RUNNING_IN_HELL()) {
342          print STDOUT "run_cmd[detach]: Proc::Background: $cmd", "\n";
343          my $proc1 = Proc::Background->new(@cmd);
344          print "pid: ", $proc1->pid(), "\n";
345        } else {
346          print STDOUT "run_cmd[detach]: system('$cmd' &).", "\n";
347          system($cmd . ' &');    
348        }
349    
350    } else {    } else {
351      print STDOUT "run_cmd: system('$cmd').", "\n";      print STDOUT "run_cmd: system('$cmd').", "\n";
352        #print $ENV{PERL5LIB}, "\n";
353      system($cmd);      system($cmd);
354    }    }
355        
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