X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/b1859b1a1b35194abb9d55a35d8bad202db39776..fcdd53359135f790b85728c4254b97095a56dad8:/src/common/cmdline.cpp diff --git a/src/common/cmdline.cpp b/src/common/cmdline.cpp index 63ee43c1a8..ce169ac95b 100644 --- a/src/common/cmdline.cpp +++ b/src/common/cmdline.cpp @@ -73,20 +73,29 @@ struct wxCmdLineOption wxCmdLineParamType typ, int fl) { - wxASSERT_MSG( !shrt.empty() || !lng.empty(), - _T("option should have at least one name") ); - - wxASSERT_MSG - ( - GetShortOptionName(shrt.begin(), shrt.end()).Len() == shrt.Len(), - wxT("Short option contains invalid characters") - ); - - wxASSERT_MSG - ( - GetLongOptionName(lng.begin(), lng.end()).Len() == lng.Len(), - wxT("Long option contains invalid characters") - ); + // wxCMD_LINE_USAGE_TEXT uses only description, shortName and longName is empty + #ifdef __WXDEBUG__ + if ( k != wxCMD_LINE_USAGE_TEXT ) + { + wxASSERT_MSG + ( + !shrt.empty() || !lng.empty(), + wxT("option should have at least one name") + ); + + wxASSERT_MSG + ( + GetShortOptionName(shrt.begin(), shrt.end()).Len() == shrt.Len(), + wxT("Short option contains invalid characters") + ); + + wxASSERT_MSG + ( + GetLongOptionName(lng.begin(), lng.end()).Len() == lng.Len(), + wxT("Long option contains invalid characters") + ); + } + #endif // __WXDEBUG__ kind = k; @@ -390,6 +399,10 @@ void wxCmdLineParser::SetDesc(const wxCmdLineEntryDesc *desc) desc->type, desc->flags); break; + case wxCMD_LINE_USAGE_TEXT: + AddUsageText(wxGetTranslation(desc->description)); + break; + default: wxFAIL_MSG( _T("unknown command line entry type") ); // still fall through @@ -458,6 +471,17 @@ void wxCmdLineParser::AddParam(const wxString& desc, m_data->m_paramDesc.Add(param); } +void wxCmdLineParser::AddUsageText(const wxString& text) +{ + wxASSERT_MSG( !text.empty(), wxT("text can't be empty") ); + + wxCmdLineOption *option = new wxCmdLineOption(wxCMD_LINE_USAGE_TEXT, + wxEmptyString, wxEmptyString, + text, wxCMD_LINE_VAL_NONE, 0); + + m_data->m_options.Add(option); +} + // ---------------------------------------------------------------------------- // access to parse command line // ---------------------------------------------------------------------------- @@ -755,15 +779,15 @@ int wxCmdLineParser::Parse(bool showUsage) } else // it's an option. not a switch { - switch ( (*p).GetValue() ) + switch ( p == end ? '\0' : (*p).GetValue() ) { - case _T('='): - case _T(':'): + case '=': + case ':': // the value follows ++p; break; - case 0: + case '\0': // the value is in the next argument if ( ++n == count ) { @@ -1036,58 +1060,60 @@ wxString wxCmdLineParser::GetUsageString() const for ( n = 0; n < count; n++ ) { wxCmdLineOption& opt = m_data->m_options[n]; + wxString option; - usage << _T(' '); - if ( !(opt.flags & wxCMD_LINE_OPTION_MANDATORY) ) + if ( opt.kind != wxCMD_LINE_USAGE_TEXT ) { - usage << _T('['); - } + usage << _T(' '); + if ( !(opt.flags & wxCMD_LINE_OPTION_MANDATORY) ) + { + usage << _T('['); + } - if ( !opt.shortName.empty() ) - { - usage << chSwitch << opt.shortName; - } - else if ( areLongOptionsEnabled && !opt.longName.empty() ) - { - usage << _T("--") << opt.longName; - } - else - { - if (!opt.longName.empty()) + if ( !opt.shortName.empty() ) { - wxFAIL_MSG( wxT("option with only a long name while long ") - wxT("options are disabled") ); + usage << chSwitch << opt.shortName; + } + else if ( areLongOptionsEnabled && !opt.longName.empty() ) + { + usage << _T("--") << opt.longName; } else { - wxFAIL_MSG( _T("option without neither short nor long name") ); + if (!opt.longName.empty()) + { + wxFAIL_MSG( wxT("option with only a long name while long ") + wxT("options are disabled") ); + } + else + { + wxFAIL_MSG( _T("option without neither short nor long name") ); + } } - } - wxString option; - - if ( !opt.shortName.empty() ) - { - option << _T(" ") << chSwitch << opt.shortName; - } + if ( !opt.shortName.empty() ) + { + option << _T(" ") << chSwitch << opt.shortName; + } - if ( areLongOptionsEnabled && !opt.longName.empty() ) - { - option << (option.empty() ? _T(" ") : _T(", ")) - << _T("--") << opt.longName; - } + if ( areLongOptionsEnabled && !opt.longName.empty() ) + { + option << (option.empty() ? _T(" ") : _T(", ")) + << _T("--") << opt.longName; + } - if ( opt.kind != wxCMD_LINE_SWITCH ) - { - wxString val; - val << _T('<') << GetTypeName(opt.type) << _T('>'); - usage << _T(' ') << val; - option << (!opt.longName ? _T(':') : _T('=')) << val; - } + if ( opt.kind != wxCMD_LINE_SWITCH ) + { + wxString val; + val << _T('<') << GetTypeName(opt.type) << _T('>'); + usage << _T(' ') << val; + option << (!opt.longName ? _T(':') : _T('=')) << val; + } - if ( !(opt.flags & wxCMD_LINE_OPTION_MANDATORY) ) - { - usage << _T(']'); + if ( !(opt.flags & wxCMD_LINE_OPTION_MANDATORY) ) + { + usage << _T(']'); + } } namesOptions.push_back(option); @@ -1144,10 +1170,18 @@ wxString wxCmdLineParser::GetUsageString() const usage << _T('\n') << stdDesc; len = namesOptions[n].length(); - usage << namesOptions[n] - << wxString(_T(' '), lenMax - len) << _T('\t') - << descOptions[n] - << _T('\n'); + // desc contains text if name is empty + if (len == 0) + { + usage << descOptions[n] << _T('\n'); + } + else + { + usage << namesOptions[n] + << wxString(_T(' '), lenMax - len) << _T('\t') + << descOptions[n] + << _T('\n'); + } } return usage; @@ -1246,35 +1280,40 @@ static wxString GetLongOptionName(wxString::const_iterator p, */ /* static */ -wxArrayString wxCmdLineParser::ConvertStringToArgs(const wxString& cmdline) +wxArrayString +wxCmdLineParser::ConvertStringToArgs(const wxString& cmdline, + wxCmdLineSplitType type) { wxArrayString args; wxString arg; arg.reserve(1024); - bool isInsideQuotes = false; - + const wxString::const_iterator end = cmdline.end(); wxString::const_iterator p = cmdline.begin(); for ( ;; ) { // skip white space - while ( p != cmdline.end() && (*p == _T(' ') || *p == _T('\t')) ) + while ( p != end && (*p == ' ' || *p == '\t') ) ++p; // anything left? - if ( p == cmdline.end() ) + if ( p == end ) break; // parse this parameter - bool endParam = false; - bool lastBS = false; - for ( arg.clear(); !endParam; p++ ) + bool lastBS = false, + isInsideQuotes = false; + wxChar chDelim = '\0'; + for ( arg.clear(); p != end; ++p ) { - switch ( (*p).GetValue() ) + const wxChar ch = *p; + + if ( type == wxCMD_LINE_SPLIT_DOS ) { - case _T('"'): + if ( ch == '"' ) + { if ( !lastBS ) { isInsideQuotes = !isInsideQuotes; @@ -1285,32 +1324,57 @@ wxArrayString wxCmdLineParser::ConvertStringToArgs(const wxString& cmdline) //else: quote has no special meaning but the backslash // still remains -- makes no sense but this is what // Windows does + } + // note that backslash does *not* quote the space, only quotes do + else if ( !isInsideQuotes && (ch == ' ' || ch == '\t') ) + { + ++p; // skip this space anyhow break; + } - case _T(' '): - case _T('\t'): - // backslash does *not* quote the space, only quotes do + lastBS = !lastBS && ch == '\\'; + } + else // type == wxCMD_LINE_SPLIT_UNIX + { + if ( !lastBS ) + { if ( isInsideQuotes ) { - // skip assignment below - break; + if ( ch == chDelim ) + { + isInsideQuotes = false; + + continue; // don't use the quote itself + } } - // fall through + else // not in quotes and not escaped + { + if ( ch == '\'' || ch == '"' ) + { + isInsideQuotes = true; + chDelim = ch; - case _T('\0'): - endParam = true; + continue; // don't use the quote itself + } - break; - } + if ( ch == ' ' || ch == '\t' ) + { + ++p; // skip this space anyhow + break; + } + } - if ( endParam ) - { - break; + lastBS = ch == '\\'; + if ( lastBS ) + continue; + } + else // escaped by backslash, just use as is + { + lastBS = false; + } } - lastBS = *p == _T('\\'); - - arg += *p; + arg += ch; } args.push_back(arg);