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authorArch Librarian <arch@canonical.com>2004-09-20 16:50:59 +0000
committerArch Librarian <arch@canonical.com>2004-09-20 16:50:59 +0000
commit08e8f724674eb96678dcabf856534c58f5c29996 (patch)
treef8cde76f1af140aa9d0536ea062d6e1fd0379c98 /apt-pkg/contrib/cmndline.h
parentc5162d564ac98a1e97812ec5d290d2375c0820d8 (diff)
Sync
Author: jgg Date: 1998-09-22 05:30:24 GMT Sync
Diffstat (limited to 'apt-pkg/contrib/cmndline.h')
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+// -*- mode: cpp; mode: fold -*-
+// Description /*{{{*/
+// $Id: cmndline.h,v 1.1 1998/09/22 05:30:26 jgg Exp $
+/* ######################################################################
+
+ Command Line Class - Sophisticated command line parser
+
+ This class provides a unified command line parser/option handliner/
+ configuration mechanism. It allows the caller to specify the option
+ set and map the option set into the configuration class or other
+ special functioning.
+
+ Filenames are stripped from the option stream and put into their
+ own array.
+
+ The argument descriptor array can be initialized as:
+
+ CommandLine::Args Args[] =
+ {{'q',"quiet","apt::get::quiet",CommandLine::IntLevel},
+ {0,0,0,0,0}};
+
+ The flags mean,
+ HasArg - Means the argument has a value
+ IntLevel - Means the argument is an integer level indication, the
+ following -qqqq (+3) -q5 (=5) -q=5 (=5) are valid
+ Boolean - Means it is true/false or yes/no.
+ -d (true) --no-d (false) --yes-d (true)
+ --long (true) --no-long (false) --yes-long (true)
+ -d=yes (true) -d=no (false) Words like enable, disable,
+ true false, yes no and on off are recognized in logical
+ places.
+ InvBoolean - Same as boolean but the case with no specified sense
+ (first case) is set to false.
+ ConfigFile - Means this flag should be interprited as the name of
+ a config file to read in at this point in option processing.
+ Implies HasArg.
+ The default, if the flags are 0 is to use Boolean
+
+ ##################################################################### */
+ /*}}}*/
+// Header section: pkglib
+#ifndef PKGLIB_CMNDLINE_H
+#define PKGLIB_CMNDLINE_H
+
+#ifdef __GNUG__
+#pragma interface "apt-pkg/cmndline.h"
+#endif
+
+#include <apt-pkg/configuration.h>
+
+class CommandLine
+{
+ public:
+ struct Args;
+
+ protected:
+
+ Args *ArgList;
+ Configuration *Conf;
+ bool HandleOpt(int &I,int argc,const char *argv[],const char *&Opt,Args *A);
+
+ public:
+
+ enum AFlags
+ {
+ HasArg = (1 << 0),
+ IntLevel = (1 << 1),
+ Boolean = (1 << 2),
+ InvBoolean = (1 << 3),
+ ConfigFile = (1 << 4) | HasArg
+ };
+
+ const char **FileList;
+
+ bool Parse(int argc,const char **argv);
+ void ShowHelp();
+
+ CommandLine(Args *AList,Configuration *Conf);
+};
+
+struct CommandLine::Args
+{
+ char ShortOpt;
+ const char *LongOpt;
+ const char *ConfName;
+ unsigned long Flags;
+
+ inline bool end() {return ShortOpt == 0 && LongOpt == 0;};
+};
+
+#endif