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ENH: Add a way to get unused arguments and add a test

This commit is contained in:
Andy Cedilnik 2006-07-14 15:02:27 -04:00
parent 71395c78ce
commit 9bc53f6443
5 changed files with 167 additions and 0 deletions
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9
Source/kwsys/CMakeLists.txt
View File

@ -768,6 +768,7 @@ IF(KWSYS_STANDALONE OR CMake_SOURCE_DIR)
testIOS
testHashSTL
testCommandLineArguments
testCommandLineArguments1
testRegistry
${EXTRA_TESTS}
)
@ -837,6 +838,14 @@ IF(KWSYS_STANDALONE OR CMake_SOURCE_DIR)
-A
-C=test
--long2 hello)
ADD_TEST(kwsys.testCommandLineArguments1 ${EXEC_DIR}/testCommandLineArguments1
--ignored
-n 24
--second-ignored
"-m=test value"
third-ignored
-p
some junk at the end)
IF(COMMAND SET_TESTS_PROPERTIES AND COMMAND GET_TEST_PROPERTY AND KWSYS_STANDALONE)
ADD_TEST(kwsys.testFail ${EXEC_DIR}/testFail)
# We expect test to fail

40
Source/kwsys/CommandLineArguments.cxx
View File

@ -99,6 +99,8 @@ public:
void* ClientData;
VectorOfStrings::size_type LastArgument;
VectorOfStrings UnusedArguments;
};
//============================================================================
//----------------------------------------------------------------------------
@ -109,6 +111,7 @@ CommandLineArguments::CommandLineArguments()
this->Internals = new CommandLineArguments::Internal;
this->Help = "";
this->LineLength = 80;
this->StoreUnusedArgumentsFlag = false;
}
//----------------------------------------------------------------------------
@ -185,6 +188,10 @@ int CommandLineArguments::Parse()
{
kwsys_stl::vector<kwsys_stl::string>::size_type cc;
kwsys_stl::vector<kwsys_stl::string> matches;
if ( this->StoreUnusedArgumentsFlag )
{
this->Internals->UnusedArguments.clear();
}
for ( cc = 0; cc < this->Internals->Argv.size(); cc ++ )
{
const kwsys_stl::string& arg = this->Internals->Argv[cc];
@ -281,6 +288,7 @@ int CommandLineArguments::Parse()
cc--;
continue;
}
break;
default:
kwsys_ios::cerr << "Got unknown argument type: \"" << cs->ArgumentType << "\"" << kwsys_ios::endl;
this->Internals->LastArgument --;
@ -300,6 +308,11 @@ int CommandLineArguments::Parse()
}
return 1;
}
else if ( this->StoreUnusedArgumentsFlag )
{
CommandLineArguments_DEBUG("Store unused argument " << arg);
this->Internals->UnusedArguments.push_back(arg.c_str());
}
else
{
kwsys_ios::cerr << "Got unknown argument: \"" << arg.c_str() << "\"" << kwsys_ios::endl;
@ -336,6 +349,32 @@ void CommandLineArguments::GetRemainingArguments(int* argc, char*** argv)
*argv = args;
}
//----------------------------------------------------------------------------
void CommandLineArguments::GetUnusedArguments(int* argc, char*** argv)
{
CommandLineArguments::Internal::VectorOfStrings::size_type size
= this->Internals->UnusedArguments.size() + 1;
CommandLineArguments::Internal::VectorOfStrings::size_type cc;
// Copy Argv0 as the first argument
char** args = new char*[ size ];
args[0] = new char[ this->Internals->Argv0.size() + 1 ];
strcpy(args[0], this->Internals->Argv0.c_str());
int cnt = 1;
// Copy everything after the LastArgument, since that was not parsed.
for ( cc = 0;
cc < this->Internals->UnusedArguments.size(); cc ++ )
{
kwsys::String &str = this->Internals->UnusedArguments[cc];
args[cnt] = new char[ str.size() + 1];
strcpy(args[cnt], str.c_str());
cnt ++;
}
*argc = cnt;
*argv = args;
}
//----------------------------------------------------------------------------
void CommandLineArguments::DeleteRemainingArguments(int argc, char*** argv)
{
@ -769,6 +808,7 @@ bool CommandLineArguments::PopulateVariable(CommandLineArgumentsCallbackStructur
return 0;
}
}
CommandLineArguments_DEBUG("Set argument: " << cs->Argument << " to " << value);
if ( cs->Variable )
{
kwsys_stl::string var = "1";

10
Source/kwsys/CommandLineArguments.hxx.in
View File

@ -204,6 +204,14 @@ public:
void GetRemainingArguments(int* argc, char*** argv);
void DeleteRemainingArguments(int argc, char*** argv);
/**
* If StoreUnusedArguments is set to true, then all unknown arguments will be
* stored and the user can access the modified argc, argv without known
* arguments.
*/
void StoreUnusedArguments(bool val) { this->StoreUnusedArgumentsFlag = val; }
void GetUnusedArguments(int* argc, char*** argv);
/**
* Return string containing help. If the argument is specified, only return
* help for that argument.
@ -261,6 +269,8 @@ protected:
kwsys_stl::string Help;
unsigned int LineLength;
bool StoreUnusedArgumentsFlag;
};
} // namespace @KWSYS_NAMESPACE@

2
Source/kwsys/testCommandLineArguments.cxx
View File

@ -50,6 +50,8 @@ int unknown_argument(const char* argument, void* call_data)
bool CompareTwoItemsOnList(bool i1, bool i2) { return i1 == i2; }
bool CompareTwoItemsOnList(int i1, int i2) { return i1 == i2; }
bool CompareTwoItemsOnList(double i1, double i2) { return i1 == i2; }
bool CompareTwoItemsOnList(const char* i1,
const char* i2) { return strcmp(i1, i2) == 0; }
bool CompareTwoItemsOnList(const kwsys_stl::string& i1,
const kwsys_stl::string& i2) { return i1 == i2; }

106
Source/kwsys/testCommandLineArguments1.cxx Normal file
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@ -0,0 +1,106 @@
/*=========================================================================
Program: KWSys - Kitware System Library
Module: $RCSfile$
Copyright (c) Kitware, Inc., Insight Consortium. All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#include "kwsysPrivate.h"
#include KWSYS_HEADER(CommandLineArguments.hxx)
#include KWSYS_HEADER(ios/iostream)
#include KWSYS_HEADER(stl/vector)
// Work-around CMake dependency scanning limitation. This must
// duplicate the above list of headers.
#if 0
# include "CommandLineArguments.hxx.in"
# include "kwsys_ios_iostream.h.in"
#endif
int main(int argc, char* argv[])
{
kwsys::CommandLineArguments arg;
arg.Initialize(argc, argv);
int n = 0;
char* m = 0;
kwsys_stl::string p;
int res = 0;
typedef kwsys::CommandLineArguments argT;
arg.AddArgument("-n", argT::SPACE_ARGUMENT, &n, "Argument N");
arg.AddArgument("-m", argT::EQUAL_ARGUMENT, &m, "Argument M");
arg.AddBooleanArgument("-p", &p, "Argument P");
arg.StoreUnusedArguments(true);
if ( !arg.Parse() )
{
kwsys_ios::cerr << "Problem parsing arguments" << kwsys_ios::endl;
res = 1;
}
if ( n != 24 )
{
kwsys_ios::cout << "Problem setting N. Value of N: " << n << kwsys_ios::endl;
res = 1;
}
if ( !m || strcmp(m, "test value") != 0 )
{
kwsys_ios::cout << "Problem setting M. Value of M: " << m << kwsys_ios::endl;
res = 1;
}
if ( p != "1" )
{
kwsys_ios::cout << "Problem setting P. Value of P: " << p.c_str() << kwsys_ios::endl;
res = 1;
}
kwsys_ios::cout << "Value of N: " << n << kwsys_ios::endl;
kwsys_ios::cout << "Value of M: " << m << kwsys_ios::endl;
kwsys_ios::cout << "Value of P: " << p.c_str() << kwsys_ios::endl;
char** newArgv = 0;
int newArgc = 0;
arg.GetUnusedArguments(&newArgc, &newArgv);
int cc;
char* valid_unused_args[9] = {
0, "--ignored", "--second-ignored", "third-ignored",
"some", "junk", "at", "the", "end"
};
if ( newArgc != 9 )
{
kwsys_ios::cerr << "Bad number of unused arguments: " << newArgc << kwsys_ios::endl;
res = 1;
}
for ( cc = 0; cc < newArgc; ++ cc )
{
kwsys_ios::cout << "Unused argument[" << cc << "] = [" << newArgv[cc] << "]"
<< kwsys_ios::endl;
if ( cc >= 9 )
{
kwsys_ios::cerr << "Too many unused arguments: " << cc << kwsys_ios::endl;
res = 1;
}
else if ( valid_unused_args[cc] &&
strcmp(valid_unused_args[cc], newArgv[cc]) != 0 )
{
kwsys_ios::cerr << "Bad unused argument [" << cc << "] \""
<< newArgv[cc] << "\" should be: \"" << valid_unused_args[cc] << "\""
<< kwsys_ios::endl;
res = 1;
}
}
arg.DeleteRemainingArguments(newArgc, &newArgv);
if ( m )
{
delete [] m;
}
return res;
}