]> git.saurik.com Git - wxWidgets.git/blobdiff - src/common/cmdline.cpp
use wxObject copy ctor, not default ctor, in wxEvent copy ctor
[wxWidgets.git] / src / common / cmdline.cpp
index 2248a5b746d6f2b65e516a89f1b651533a580ffa..6a07dfb1a7b13362f33aa6e480f20b8bc8e05ca1 100644 (file)
@@ -1,5 +1,5 @@
 ///////////////////////////////////////////////////////////////////////////////
-// Name:        common/cmdline.cpp
+// Name:        src/common/cmdline.cpp
 // Purpose:     wxCmdLineParser implementation
 // Author:      Vadim Zeitlin
 // Modified by:
 // headers
 // ----------------------------------------------------------------------------
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-    #pragma implementation "cmdline.h"
-#endif
-
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
     #pragma hdrstop
 #endif
 
-#include "wx/cmdline.h"
-
-#if wxUSE_CMDLINE_PARSER
-
 #ifndef WX_PRECOMP
+    #include "wx/dynarray.h"
     #include "wx/string.h"
     #include "wx/log.h"
     #include "wx/intl.h"
     #include "wx/app.h"
-    #include "wx/dynarray.h"
-    #include "wx/filefn.h"
 #endif //WX_PRECOMP
 
+#include "wx/cmdline.h"
+
+#if wxUSE_CMDLINE_PARSER
+
 #include <ctype.h>
 
 #include "wx/datetime.h"
 #include "wx/msgout.h"
+#include "wx/filename.h"
 
 // ----------------------------------------------------------------------------
 // private functions
@@ -86,7 +82,7 @@ struct wxCmdLineOption
                 GetLongOptionName(lng).Len() == lng.Len(),
                 wxT("Long option contains invalid characters")
             );
-            
+
 
         kind = k;
 
@@ -97,7 +93,7 @@ struct wxCmdLineOption
         type = typ;
         flags = fl;
 
-        m_hasVal = FALSE;
+        m_hasVal = false;
     }
 
     // can't use union easily here, so just store all possible data fields, we
@@ -120,15 +116,15 @@ struct wxCmdLineOption
 #endif // wxUSE_DATETIME
 
     void SetLongVal(long val)
-        { Check(wxCMD_LINE_VAL_NUMBER); m_longVal = val; m_hasVal = TRUE; }
+        { Check(wxCMD_LINE_VAL_NUMBER); m_longVal = val; m_hasVal = true; }
     void SetStrVal(const wxString& val)
-        { Check(wxCMD_LINE_VAL_STRING); m_strVal = val; m_hasVal = TRUE; }
+        { Check(wxCMD_LINE_VAL_STRING); m_strVal = val; m_hasVal = true; }
 #if wxUSE_DATETIME
-    void SetDateVal(const wxDateTime val)
-        { Check(wxCMD_LINE_VAL_DATE); m_dateVal = val; m_hasVal = TRUE; }
+    void SetDateVal(const wxDateTime& val)
+        { Check(wxCMD_LINE_VAL_DATE); m_dateVal = val; m_hasVal = true; }
 #endif // wxUSE_DATETIME
 
-    void SetHasValue(bool hasValue = TRUE) { m_hasVal = hasValue; }
+    void SetHasValue(bool hasValue = true) { m_hasVal = hasValue; }
     bool HasValue() const { return m_hasVal; }
 
 public:
@@ -170,15 +166,15 @@ WX_DECLARE_OBJARRAY(wxCmdLineParam, wxArrayParams);
 
 #include "wx/arrimpl.cpp"
 
-WX_DEFINE_OBJARRAY(wxArrayOptions);
-WX_DEFINE_OBJARRAY(wxArrayParams);
+WX_DEFINE_OBJARRAY(wxArrayOptions)
+WX_DEFINE_OBJARRAY(wxArrayParams)
 
 // the parser internal state
 struct wxCmdLineParserData
 {
     // options
     wxString m_switchChars;     // characters which may start an option
-    bool m_enableLongOptions;   // TRUE if long options are enabled
+    bool m_enableLongOptions;   // true if long options are enabled
     wxString m_logo;            // some extra text to show in Usage()
 
     // cmd line data
@@ -189,7 +185,10 @@ struct wxCmdLineParserData
 
     // methods
     wxCmdLineParserData();
+    void SetArguments(int argc, char **argv);
+#if wxUSE_UNICODE
     void SetArguments(int argc, wxChar **argv);
+#endif // wxUSE_UNICODE
     void SetArguments(const wxString& cmdline);
 
     int FindOption(const wxString& name);
@@ -206,7 +205,7 @@ struct wxCmdLineParserData
 
 wxCmdLineParserData::wxCmdLineParserData()
 {
-    m_enableLongOptions = TRUE;
+    m_enableLongOptions = true;
 #ifdef __UNIX_LIKE__
     m_switchChars = _T("-");
 #else // !Unix
@@ -214,6 +213,18 @@ wxCmdLineParserData::wxCmdLineParserData()
 #endif
 }
 
+void wxCmdLineParserData::SetArguments(int argc, char **argv)
+{
+    m_arguments.clear();
+
+    for ( int n = 0; n < argc; n++ )
+    {
+        m_arguments.push_back(wxString::FromAscii(argv[n]));
+    }
+}
+
+#if wxUSE_UNICODE
+
 void wxCmdLineParserData::SetArguments(int argc, wxChar **argv)
 {
     m_arguments.clear();
@@ -224,11 +235,16 @@ void wxCmdLineParserData::SetArguments(int argc, wxChar **argv)
     }
 }
 
+#endif // wxUSE_UNICODE
+
 void wxCmdLineParserData::SetArguments(const wxString& cmdLine)
 {
     m_arguments.clear();
 
-    m_arguments.push_back(wxTheApp->GetAppName());
+    if(wxTheApp && wxTheApp->argc > 0)
+        m_arguments.push_back(wxTheApp->argv[0]);
+    else
+        m_arguments.push_back(wxEmptyString);
 
     wxArrayString args = wxCmdLineParser::ConvertStringToArgs(cmdLine);
 
@@ -277,11 +293,20 @@ void wxCmdLineParser::Init()
     m_data = new wxCmdLineParserData;
 }
 
+void wxCmdLineParser::SetCmdLine(int argc, char **argv)
+{
+    m_data->SetArguments(argc, argv);
+}
+
+#if wxUSE_UNICODE
+
 void wxCmdLineParser::SetCmdLine(int argc, wxChar **argv)
 {
     m_data->SetArguments(argc, argv);
 }
 
+#endif // wxUSE_UNICODE
+
 void wxCmdLineParser::SetCmdLine(const wxString& cmdline)
 {
     m_data->SetArguments(cmdline);
@@ -418,13 +443,13 @@ bool wxCmdLineParser::Found(const wxString& name) const
     if ( i == wxNOT_FOUND )
         i = m_data->FindOptionByLongName(name);
 
-    wxCHECK_MSG( i != wxNOT_FOUND, FALSE, _T("unknown switch") );
+    wxCHECK_MSG( i != wxNOT_FOUND, false, _T("unknown switch") );
 
     wxCmdLineOption& opt = m_data->m_options[(size_t)i];
     if ( !opt.HasValue() )
-        return FALSE;
+        return false;
 
-    return TRUE;
+    return true;
 }
 
 bool wxCmdLineParser::Found(const wxString& name, wxString *value) const
@@ -433,17 +458,17 @@ bool wxCmdLineParser::Found(const wxString& name, wxString *value) const
     if ( i == wxNOT_FOUND )
         i = m_data->FindOptionByLongName(name);
 
-    wxCHECK_MSG( i != wxNOT_FOUND, FALSE, _T("unknown option") );
+    wxCHECK_MSG( i != wxNOT_FOUND, false, _T("unknown option") );
 
     wxCmdLineOption& opt = m_data->m_options[(size_t)i];
     if ( !opt.HasValue() )
-        return FALSE;
+        return false;
 
-    wxCHECK_MSG( value, FALSE, _T("NULL pointer in wxCmdLineOption::Found") );
+    wxCHECK_MSG( value, false, _T("NULL pointer in wxCmdLineOption::Found") );
 
     *value = opt.GetStrVal();
 
-    return TRUE;
+    return true;
 }
 
 bool wxCmdLineParser::Found(const wxString& name, long *value) const
@@ -452,17 +477,17 @@ bool wxCmdLineParser::Found(const wxString& name, long *value) const
     if ( i == wxNOT_FOUND )
         i = m_data->FindOptionByLongName(name);
 
-    wxCHECK_MSG( i != wxNOT_FOUND, FALSE, _T("unknown option") );
+    wxCHECK_MSG( i != wxNOT_FOUND, false, _T("unknown option") );
 
     wxCmdLineOption& opt = m_data->m_options[(size_t)i];
     if ( !opt.HasValue() )
-        return FALSE;
+        return false;
 
-    wxCHECK_MSG( value, FALSE, _T("NULL pointer in wxCmdLineOption::Found") );
+    wxCHECK_MSG( value, false, _T("NULL pointer in wxCmdLineOption::Found") );
 
     *value = opt.GetLongVal();
 
-    return TRUE;
+    return true;
 }
 
 #if wxUSE_DATETIME
@@ -472,17 +497,17 @@ bool wxCmdLineParser::Found(const wxString& name, wxDateTime *value) const
     if ( i == wxNOT_FOUND )
         i = m_data->FindOptionByLongName(name);
 
-    wxCHECK_MSG( i != wxNOT_FOUND, FALSE, _T("unknown option") );
+    wxCHECK_MSG( i != wxNOT_FOUND, false, _T("unknown option") );
 
     wxCmdLineOption& opt = m_data->m_options[(size_t)i];
     if ( !opt.HasValue() )
-        return FALSE;
+        return false;
 
-    wxCHECK_MSG( value, FALSE, _T("NULL pointer in wxCmdLineOption::Found") );
+    wxCHECK_MSG( value, false, _T("NULL pointer in wxCmdLineOption::Found") );
 
     *value = opt.GetDateVal();
 
-    return TRUE;
+    return true;
 }
 #endif // wxUSE_DATETIME
 
@@ -504,7 +529,7 @@ void wxCmdLineParser::Reset()
     for ( size_t i = 0; i < m_data->m_options.Count(); i++ )
     {
         wxCmdLineOption& opt = m_data->m_options[i];
-        opt.SetHasValue(FALSE);
+        opt.SetHasValue(false);
     }
 }
 
@@ -515,10 +540,10 @@ void wxCmdLineParser::Reset()
 
 int wxCmdLineParser::Parse(bool showUsage)
 {
-    bool maybeOption = TRUE;    // can the following arg be an option?
-    bool ok = TRUE;             // TRUE until an error is detected
-    bool helpRequested = FALSE; // TRUE if "-h" was given
-    bool hadRepeatableParam = FALSE; // TRUE if found param with MULTIPLE flag
+    bool maybeOption = true;    // can the following arg be an option?
+    bool ok = true;             // true until an error is detected
+    bool helpRequested = false; // true if "-h" was given
+    bool hadRepeatableParam = false; // true if found param with MULTIPLE flag
 
     size_t currentParam = 0;    // the index in m_paramDesc
 
@@ -539,7 +564,7 @@ int wxCmdLineParser::Parse(bool showUsage)
         // not like options (this is POSIX-like)
         if ( arg == _T("--") )
         {
-            maybeOption = FALSE;
+            maybeOption = false;
 
             continue;
         }
@@ -556,7 +581,7 @@ int wxCmdLineParser::Parse(bool showUsage)
             if ( arg[0u] == _T('-') && arg[1u] == _T('-') )
             {
                 // a long one
-                isLong = TRUE;
+                isLong = true;
 
                 // Skip leading "--"
                 const wxChar *p = arg.c_str() + 2;
@@ -570,7 +595,8 @@ int wxCmdLineParser::Parse(bool showUsage)
                     optInd = m_data->FindOptionByLongName(name);
                     if ( optInd == wxNOT_FOUND )
                     {
-                        errorMsg << wxString::Format(_("Unknown long option '%s'"), name.c_str()) << wxT("\n");
+                        errorMsg << wxString::Format(_("Unknown long option '%s'"), name.c_str())
+                                 << _T('\n');
                     }
                 }
                 else
@@ -579,13 +605,14 @@ int wxCmdLineParser::Parse(bool showUsage)
 
                     // Print the argument including leading "--"
                     name.Prepend( wxT("--") );
-                    errorMsg << wxString::Format(_("Unknown option '%s'"), name.c_str()) << wxT("\n");
+                    errorMsg << wxString::Format(_("Unknown option '%s'"), name.c_str())
+                             << _T('\n');
                 }
 
             }
-            else
+            else // not a long option
             {
-                isLong = FALSE;
+                isLong = false;
 
                 // a short one: as they can be cumulated, we try to find the
                 // longest substring which is a valid option
@@ -600,7 +627,8 @@ int wxCmdLineParser::Parse(bool showUsage)
                     {
                         // we couldn't find a valid option name in the
                         // beginning of this string
-                        errorMsg << wxString::Format(_("Unknown option '%s'"), name.c_str()) << wxT("\n");
+                        errorMsg << wxString::Format(_("Unknown option '%s'"), name.c_str())
+                                 << _T('\n');
 
                         break;
                     }
@@ -642,43 +670,56 @@ int wxCmdLineParser::Parse(bool showUsage)
 
             if ( optInd == wxNOT_FOUND )
             {
-                ok = FALSE;
+                ok = false;
 
                 continue;   // will break, in fact
             }
 
+            // look at what follows:
+
+            // +1 for leading '-'
+            const wxChar *p = arg.c_str() + 1 + name.length();
+            if ( isLong )
+                p++;    // for another leading '-'
+
             wxCmdLineOption& opt = m_data->m_options[(size_t)optInd];
             if ( opt.kind == wxCMD_LINE_SWITCH )
             {
-                // nothing more to do
-                opt.SetHasValue();
-
-                if ( opt.flags & wxCMD_LINE_OPTION_HELP )
+                // we must check that there is no value following the switch
+                if ( *p != _T('\0') )
                 {
-                    helpRequested = TRUE;
+                    errorMsg << wxString::Format(_("Unexpected characters following option '%s'."), name.c_str())
+                             << _T('\n');
+                    ok = false;
+                }
+                else // no value, as expected
+                {
+                    // nothing more to do
+                    opt.SetHasValue();
+
+                    if ( opt.flags & wxCMD_LINE_OPTION_HELP )
+                    {
+                        helpRequested = true;
 
-                    // it's not an error, but we still stop here
-                    ok = FALSE;
+                        // it's not an error, but we still stop here
+                        ok = false;
+                    }
                 }
             }
-            else
+            else // it's an option. not a switch
             {
                 // get the value
-
-                // +1 for leading '-'
-                const wxChar *p = arg.c_str() + 1 + name.length();
                 if ( isLong )
                 {
-                    p++;    // for another leading '-'
-
                     if ( *p++ != _T('=') )
                     {
-                        errorMsg << wxString::Format(_("Option '%s' requires a value, '=' expected."), name.c_str()) << wxT("\n");
+                        errorMsg << wxString::Format(_("Option '%s' requires a value, '=' expected."), name.c_str())
+                                 << _T('\n');
 
-                        ok = FALSE;
+                        ok = false;
                     }
                 }
-                else
+                else // short option
                 {
                     switch ( *p )
                     {
@@ -694,9 +735,10 @@ int wxCmdLineParser::Parse(bool showUsage)
                             {
                                 // ... but there is none
                                 errorMsg << wxString::Format(_("Option '%s' requires a value."),
-                                                             name.c_str()) << wxT("\n");
+                                                             name.c_str())
+                                         << _T('\n');
 
-                                ok = FALSE;
+                                ok = false;
                             }
                             else
                             {
@@ -711,9 +753,10 @@ int wxCmdLineParser::Parse(bool showUsage)
                             if ( opt.flags & wxCMD_LINE_NEEDS_SEPARATOR )
                             {
                                 errorMsg << wxString::Format(_("Separator expected after the option '%s'."),
-                                                             name.c_str()) << wxT("\n");
+                                                             name.c_str())
+                                        << _T('\n');
 
-                                ok = FALSE;
+                                ok = false;
                             }
                     }
                 }
@@ -741,9 +784,10 @@ int wxCmdLineParser::Parse(bool showUsage)
                                 else
                                 {
                                     errorMsg << wxString::Format(_("'%s' is not a correct numeric value for option '%s'."),
-                                                                 value.c_str(), name.c_str()) << wxT("\n");
+                                                                 value.c_str(), name.c_str())
+                                             << _T('\n');
 
-                                    ok = FALSE;
+                                    ok = false;
                                 }
                             }
                             break;
@@ -756,9 +800,10 @@ int wxCmdLineParser::Parse(bool showUsage)
                                 if ( !res || *res )
                                 {
                                     errorMsg << wxString::Format(_("Option '%s': '%s' cannot be converted to a date."),
-                                                                 name.c_str(), value.c_str()) << wxT("\n");
+                                                                 name.c_str(), value.c_str())
+                                             << _T('\n');
 
-                                    ok = FALSE;
+                                    ok = false;
                                 }
                                 else
                                 {
@@ -771,9 +816,8 @@ int wxCmdLineParser::Parse(bool showUsage)
                 }
             }
         }
-        else
+        else // not an option, must be a parameter
         {
-            // a parameter
             if ( currentParam < countParam )
             {
                 wxCmdLineParam& param = m_data->m_paramDesc[currentParam];
@@ -792,14 +836,15 @@ int wxCmdLineParser::Parse(bool showUsage)
                                   _T("all parameters after the one with wxCMD_LINE_PARAM_MULTIPLE style are ignored") );
 
                     // remember that we did have this last repeatable parameter
-                    hadRepeatableParam = TRUE;
+                    hadRepeatableParam = true;
                 }
             }
             else
             {
-                errorMsg << wxString::Format(_("Unexpected parameter '%s'"), arg.c_str()) << wxT("\n");
+                errorMsg << wxString::Format(_("Unexpected parameter '%s'"), arg.c_str())
+                         << _T('\n');
 
-                ok = FALSE;
+                ok = false;
             }
         }
     }
@@ -834,9 +879,10 @@ int wxCmdLineParser::Parse(bool showUsage)
                 }
 
                 errorMsg << wxString::Format(_("The value for the option '%s' must be specified."),
-                                             optName.c_str()) << wxT("\n");
+                                             optName.c_str())
+                         << _T('\n');
 
-                ok = FALSE;
+                ok = false;
             }
         }
 
@@ -855,9 +901,10 @@ int wxCmdLineParser::Parse(bool showUsage)
             if ( !(param.flags & wxCMD_LINE_PARAM_OPTIONAL) )
             {
                 errorMsg << wxString::Format(_("The required parameter '%s' was not specified."),
-                                             param.description.c_str()) << wxT("\n");
+                                             param.description.c_str())
+                         << _T('\n');
 
-                ok = FALSE;
+                ok = false;
             }
         }
     }
@@ -903,14 +950,15 @@ void wxCmdLineParser::Usage()
 
 wxString wxCmdLineParser::GetUsageString()
 {
-    wxString appname = wxTheApp->GetAppName();
-    if ( !appname )
+    wxString appname;
+    if ( m_data->m_arguments.empty() )
     {
-        wxCHECK_MSG( m_data->m_arguments.size() != 0, wxEmptyString,
-                     _T("no program name") );
-
-        appname = wxFileNameFromPath(m_data->m_arguments[0]);
-        wxStripExtension(appname);
+        if ( wxTheApp )
+            appname = wxTheApp->GetAppName();
+    }
+    else // use argv[0]
+    {
+        appname = wxFileName(m_data->m_arguments[0]).GetName();
     }
 
     // we construct the brief cmd line desc on the fly, but not the detailed
@@ -956,7 +1004,7 @@ wxString wxCmdLineParser::GetUsageString()
             if (!opt.longName.empty())
             {
                 wxFAIL_MSG( wxT("option with only a long name while long ")
-                    wxT("options are disabled") );
+                            wxT("options are disabled") );
             }
             else
             {
@@ -1177,10 +1225,14 @@ wxArrayString wxCmdLineParser::ConvertStringToArgs(const wxChar *p)
                     // fall through
 
                 case _T('\0'):
-                    endParam = TRUE;
+                    endParam = true;
 
-                    // exit from the loop directly, without changing arg
-                    continue;
+                    break;
+            }
+
+            if ( endParam )
+            {
+                break;
             }
 
             lastBS = *p == _T('\\');
@@ -1193,4 +1245,3 @@ wxArrayString wxCmdLineParser::ConvertStringToArgs(const wxChar *p)
 
     return args;
 }
-