git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@1562 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
		
			
				
	
	
		
			86 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			Perl
		
	
	
	
	
	
			
		
		
	
	
			86 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			Perl
		
	
	
	
	
	
| # IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
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| 
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| package xCAT::PPClog;
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| use strict;
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| use Getopt::Long;
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| use xCAT::Usage;
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| 
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| 
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| ##########################################################################
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| # Parse the command line for options and operands
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| ##########################################################################
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| sub parse_args {
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| 
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|     my $request   = shift;
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|     my $command = $request->{command};
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|     my $args      = $request->{arg};
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|     my %opt       = ();
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|     my @reventlog = qw(clear all);
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|     my $cmd;
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| 
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|     #############################################
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|     # Responds with usage statement
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|     #############################################
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|     local *usage = sub {
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|         my $usage_string = xCAT::Usage->getUsage($command);
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|         return( [ $_[0], $usage_string] );
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|     };
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|     #############################################
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|     # Process command-line arguments
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|     #############################################
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|     if ( !defined( $args )) {
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|         return(usage( "No command specified" ));
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|     }
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|     #############################################
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|     # Checks case in GetOptions, allows opts
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|     # to be grouped (e.g. -vx), and terminates
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|     # at the first unrecognized option.
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|     #############################################
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|     @ARGV = @$args;
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|     $Getopt::Long::ignorecase = 0;
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|     Getopt::Long::Configure( "bundling" );
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| 
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|     if ( !GetOptions( \%opt, qw(V|Verbose) )) {
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|         return( usage() );
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|     }
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|     ####################################
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|     # Check for "-" with no option
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|     ####################################
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|     if ( grep(/^-$/, @ARGV )) {
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|         return(usage( "Missing option: -" ));
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|     }
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|     ####################################
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|     # Unsupported commands
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|     ####################################
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|     ($cmd) = grep(/^$ARGV[0]$/, @reventlog );
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|     if ( !defined( $cmd )) {
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| 
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|         ################################
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|         # Check for non-zero integer
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|         ################################
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|         if ( $ARGV[0] !~ /^([1-9]{1}|[1-9]{1}[0-9]+)$/ ) {
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|             return(usage( "Invalid entry count: $ARGV[0]" ));
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|         }
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|         $cmd = "entries";
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|         $opt{e} = $ARGV[0];
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|     }
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|     shift @ARGV;
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|    
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|     ####################################
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|     # Check for an extra argument
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|     ####################################
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|     if ( defined( $ARGV[0] )) {
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|         return(usage( "Invalid Argument: $ARGV[0]" ));
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|     }
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|     ####################################
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|     # Set method to invoke 
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|     ####################################
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|     $request->{method} = $cmd;
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|     return( \%opt );
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| }
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| 
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| 
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| 
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| 1;
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| 
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