solenv/bin/modules/pre2par/files.pm

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  27
  28 package pre2par::files;
  29
  30 use pre2par::exiter;
  31
  32 ############################################
  33 # File Operations
  34 ############################################
  35
  36 sub check_file
  37 {
  38     my ($arg) = @_;
  39
  40     if(!( -f $arg ))
  41     {
  42         pre2par::exiter::exit_program("ERROR: Cannot find file $arg", "check_file");
  43     }
  44 }
  45
  46 sub read_file
  47 {
  48     my ($localfile) = @_;
  49
  50     my @localfile = ();
  51
  52     open( IN, "<$localfile" ) || pre2par::exiter::exit_program("ERROR: Cannot open file: $localfile", "read_file");
  53     while ( <IN> ) { push(@localfile, $_); }
  54     close( IN );
  55
  56     return \@localfile;
  57 }
  58
  59 ###########################################
  60 # Saving files
  61 ###########################################
  62
  63 sub save_file
  64 {
  65     my ($savefile, $savecontent) = @_;
  66     if (-f $savefile) { unlink $savefile };
  67     if (-f $savefile) { pre2par::exiter::exit_program("ERROR: Cannot delete existing file: $savefile", "save_file"); };
  68     open( OUT, ">$savefile" );
  69     print OUT @{$savecontent};
  70     close( OUT);
  71     if (! -f $savefile) { pre2par::exiter::exit_program("ERROR: Cannot write file: $savefile", "save_file"); }
  72 }
  73
  74 1;