// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: cmndline.cc,v 1.2 1998/09/26 05:34:24 jgg Exp $
+// $Id: cmndline.cc,v 1.15 2003/02/10 01:40:58 doogie Exp $
/* ######################################################################
Command Line Class - Sophisticated command line parser
+ This source is placed in the Public Domain, do with it what you will
+ It was originally written by Jason Gunthorpe <jgg@debian.org>.
+
##################################################################### */
/*}}}*/
// Include files /*{{{*/
-#ifdef __GNUG__
-#pragma implementation "apt-pkg/cmndline.h"
-#endif
#include <apt-pkg/cmndline.h>
#include <apt-pkg/error.h>
-#include <strutl.h>
+#include <apt-pkg/strutl.h>
+
+#include <apti18n.h>
/*}}}*/
+using namespace std;
// CommandLine::CommandLine - Constructor /*{{{*/
// ---------------------------------------------------------------------
// Double dash signifies the end of option processing
if (*Opt == '-' && Opt[1] == 0)
+ {
+ I++;
break;
+ }
// Single dash is a short option
if (*Opt != '-')
Args *A;
for (A = ArgList; A->end() == false && A->ShortOpt != *Opt; A++);
if (A->end() == true)
- return _error->Error("Command line option '%c' [from %s] is not known.",*Opt,argv[I]);
+ return _error->Error(_("Command line option '%c' [from %s] is not known."),*Opt,argv[I]);
if (HandleOpt(I,argc,argv,Opt,A) == false)
return false;
stringcasecmp(Opt,OptEnd,A->LongOpt) != 0; A++);
// Failed, look for a word after the first - (no-foo)
+ bool PreceedMatch = false;
if (A->end() == true)
{
for (; Opt != OptEnd && *Opt != '-'; Opt++);
if (Opt == OptEnd)
- return _error->Error("Command line option %s is not understood",argv[I]);
+ return _error->Error(_("Command line option %s is not understood"),argv[I]);
Opt++;
for (A = ArgList; A->end() == false &&
// Failed again..
if (A->end() == true && OptEnd - Opt != 1)
- return _error->Error("Command line option %s is not understood",argv[I]);
-
+ return _error->Error(_("Command line option %s is not understood"),argv[I]);
+
// The option could be a single letter option prefixed by a no-..
- for (A = ArgList; A->end() == false && A->ShortOpt != *Opt; A++);
-
if (A->end() == true)
- return _error->Error("Command line option %s is not understood",argv[I]);
+ {
+ for (A = ArgList; A->end() == false && A->ShortOpt != *Opt; A++);
+
+ if (A->end() == true)
+ return _error->Error(_("Command line option %s is not understood"),argv[I]);
+ }
// The option is not boolean
if (A->IsBoolean() == false)
- return _error->Error("Command line option %s is not boolean",argv[I]);
+ return _error->Error(_("Command line option %s is not boolean"),argv[I]);
+ PreceedMatch = true;
}
// Deal with it.
OptEnd--;
- if (HandleOpt(I,argc,argv,OptEnd,A) == false)
+ if (HandleOpt(I,argc,argv,OptEnd,A,PreceedMatch) == false)
return false;
}
and looks for specific patterns in the string, it gets tokanized
-ruffly- like -*[yes|true|enable]-(o|longopt)[=][ ][argument] */
bool CommandLine::HandleOpt(int &I,int argc,const char *argv[],
- const char *&Opt,Args *A)
+ const char *&Opt,Args *A,bool PreceedMatch)
{
const char *Argument = 0;
bool CertainArg = false;
// Equals was specified but we fell off the end!
if (Opt[1] == '=' && Argument == 0)
- return _error->Error("Option %s requires an argument.",argv[I]);
+ return _error->Error(_("Option %s requires an argument."),argv[I]);
if (Opt[1] == '=')
CertainArg = true;
else
Argument = Opt + 1;
}
-
+
// Option is an argument set
if ((A->Flags & HasArg) == HasArg)
{
if (Argument == 0)
- return _error->Error("Option %s requires an argument.",argv[I]);
+ return _error->Error(_("Option %s requires an argument."),argv[I]);
Opt += strlen(Opt);
I += IncI;
if ((A->Flags & ConfigFile) == ConfigFile)
return ReadConfigFile(*Conf,Argument);
- // Arbitary item specification
+ // Arbitrary item specification
if ((A->Flags & ArbItem) == ArbItem)
{
const char *J;
for (J = Argument; *J != 0 && *J != '='; J++);
if (*J == 0)
- return _error->Error("Option %s: Configuration item sepecification must have an =.",argv[I]);
+ return _error->Error(_("Option %s: Configuration item specification must have an =<val>."),argv[I]);
- Conf->Set(string(Argument,J-Argument),string(J+1));
+ // = is trailing
+ if (J[1] == 0)
+ {
+ if (I+1 >= argc)
+ return _error->Error(_("Option %s: Configuration item specification must have an =<val>."),argv[I]);
+ Conf->Set(string(Argument,J-Argument),string(argv[I++ +1]));
+ }
+ else
+ Conf->Set(string(Argument,J-Argument),string(J+1));
return true;
}
- Conf->Set(A->ConfName,Argument);
+ const char *I = A->ConfName;
+ for (; *I != 0 && *I != ' '; I++);
+ if (*I == ' ')
+ Conf->Set(string(A->ConfName,0,I-A->ConfName),string(I+1) + Argument);
+ else
+ Conf->Set(A->ConfName,string(I) + Argument);
+
return true;
}
// Conversion failed and the argument was specified with an =s
if (EndPtr == Argument && CertainArg == true)
- return _error->Error("Option %s requires an integer argument, not '%s'",argv[I],Argument);
+ return _error->Error(_("Option %s requires an integer argument, not '%s'"),argv[I],Argument);
// Conversion was ok, set the value and return
- if (EndPtr != Argument)
+ if (EndPtr != 0 && EndPtr != Argument && *EndPtr == 0)
{
Conf->Set(A->ConfName,Value);
Opt += strlen(Opt);
char Buffer[300];
if (Argument == 0)
{
- if (strlen(argv[I]) >= sizeof(Buffer))
- return _error->Error("Option '%s' is too long",argv[I]);
+ if (PreceedMatch == false)
+ break;
+ if (strlen(argv[I]) >= sizeof(Buffer))
+ return _error->Error(_("Option '%s' is too long"),argv[I]);
+
+ // Skip the leading dash
const char *J = argv[I];
for (; *J != 0 && *J == '-'; J++);
+
const char *JEnd = J;
for (; *JEnd != 0 && *JEnd != '-'; JEnd++);
if (*JEnd != 0)
break;
}
- // Check for positives
- if (strcasecmp(Argument,"yes") == 0 ||
- strcasecmp(Argument,"true") == 0 ||
- strcasecmp(Argument,"with") == 0 ||
- strcasecmp(Argument,"enable") == 0)
+ // Check for boolean
+ Sense = StringToBool(Argument);
+ if (Sense >= 0)
{
- Sense = 1;
-
// Eat the argument
if (Argument != Buffer)
{
break;
}
- // Check for negatives
- if (strcasecmp(Argument,"no") == 0 ||
- strcasecmp(Argument,"false") == 0 ||
- strcasecmp(Argument,"without") == 0 ||
- strcasecmp(Argument,"disable") == 0)
- {
- Sense = 0;
-
- // Eat the argument
- if (Argument != Buffer)
- {
- Opt += strlen(Opt);
- I += IncI;
- }
- break;
- }
-
if (CertainArg == true)
- return _error->Error("Sense %s is not understood, try true or false.",Argument);
+ return _error->Error(_("Sense %s is not understood, try true or false."),Argument);
Argument = 0;
}
return true;
}
/*}}}*/
-// CommandLine::FileSize - Count the number of filenames /*{{{*/
+// CommandLine::FileSize - Count the number of filenames /*{{{*/
// ---------------------------------------------------------------------
/* */
unsigned int CommandLine::FileSize() const
return Count;
}
/*}}}*/
+// CommandLine::DispatchArg - Do something with the first arg /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+bool CommandLine::DispatchArg(Dispatch *Map,bool NoMatch)
+{
+ int I;
+ for (I = 0; Map[I].Match != 0; I++)
+ {
+ if (strcmp(FileList[0],Map[I].Match) == 0)
+ {
+ bool Res = Map[I].Handler(*this);
+ if (Res == false && _error->PendingError() == false)
+ _error->Error("Handler silently failed");
+ return Res;
+ }
+ }
+
+ // No matching name
+ if (Map[I].Match == 0)
+ {
+ if (NoMatch == true)
+ _error->Error(_("Invalid operation %s"),FileList[0]);
+ }
+
+ return false;
+}
+ /*}}}*/
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