diff options
Diffstat (limited to 'trunk/ACE/ace/Argv_Type_Converter.cpp')
| -rw-r--r-- | trunk/ACE/ace/Argv_Type_Converter.cpp | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/trunk/ACE/ace/Argv_Type_Converter.cpp b/trunk/ACE/ace/Argv_Type_Converter.cpp new file mode 100644 index 00000000000..e12bda80ff3 --- /dev/null +++ b/trunk/ACE/ace/Argv_Type_Converter.cpp @@ -0,0 +1,204 @@ +// $Id$ + +#include "ace/Argv_Type_Converter.h" + +#if !defined (__ACE_INLINE__) +#include "ace/Argv_Type_Converter.inl" +#endif /* __ACE_INLINE__ */ + +ACE_RCSID (ace, + Argv_Type_Converter, + "$Id$") + +#include "ace/OS_NS_string.h" +#include "ace/OS_Errno.h" + +ACE_BEGIN_VERSIONED_NAMESPACE_DECL + +#if defined (ACE_USES_WCHAR) +ACE_Argv_Type_Converter::ACE_Argv_Type_Converter (int &argc, wchar_t** argv) + : saved_argc_ (argc), + char_argv_ (0), + wchar_argv_ (argv), + before_pass_argc_ (argc), + original_type_ (1), + wchar_passed_ (0), + char_passed_ (0) +{ + this->initialize (); + + for (int i = 0; i < argc; ++i) + this->char_argv_[i] = ACE_OS::strdup (ACE_TEXT_ALWAYS_CHAR (argv[i])); +} +#endif // ACE_USES_WCHAR + + +ACE_Argv_Type_Converter::ACE_Argv_Type_Converter (int &argc, char** argv) + : saved_argc_(argc), + char_argv_(argv) +#if defined (ACE_USES_WCHAR) + , wchar_argv_(0), + before_pass_argc_(argc), + original_type_(0), + wchar_passed_(0), + char_passed_(0) +{ + this->initialize(); + + for (int i = 0; i < argc; ++i) + this->wchar_argv_[i] = ACE_OS::strdup (ACE_TEXT_ANTI_TO_TCHAR (argv[i])); +} +#else +{ +} +#endif // ACE_USES_WCHAR + +ACE_Argv_Type_Converter::~ACE_Argv_Type_Converter (void) +{ +#if defined (ACE_USES_WCHAR) + // selectively delete the 'copy' of argv + if (this->original_type_) + { + // if original type is wchar_t + if (this->char_passed_) + this->align_wchar_with_char (); + + for (int i = 0; i < this->before_pass_argc_; ++i) + ACE_OS::free (this->char_argv_[i]); + + delete [] this->char_argv_; + } + else + { + // if original type is char + if (this->wchar_passed_) + this->align_char_with_wchar (); + + for (int i = 0; i < this->before_pass_argc_; ++i) + ACE_OS::free (this->wchar_argv_[i]); + + delete [] this->wchar_argv_; + } +#endif // ACE_USES_WCHAR +} + +#if defined (ACE_USES_WCHAR) +void +ACE_Argv_Type_Converter::initialize (void) +{ + if (this->original_type_) + { + // Make a copy of argv in 'char'. type Create one more argv entry + // than original argc for the NULL. + ACE_NEW (char_argv_, + char *[this->saved_argc_ + 1]); + this->char_argv_[saved_argc_] = 0; // last entry of argv is + // always a NULL + } + else + { + // make a copy of argv in 'wchar_t' type + ACE_NEW (this->wchar_argv_, + wchar_t*[this->saved_argc_ + 1]); + this->wchar_argv_[saved_argc_] = 0; + } +} + + +void +ACE_Argv_Type_Converter::align_char_with_wchar (void) +{ + int wchar_argv_index = 0; + wchar_t* match_argv = this->wchar_argv_[0]; // pick the initial entry + + while (wchar_argv_index < this->saved_argc_) + { + // if n'th entries of both argv lists are different + if (ACE_OS::strcmp (this->char_argv_[wchar_argv_index], + ACE_TEXT_ALWAYS_CHAR (match_argv)) != 0) + { + // loop through the wchar argv list entries that are after + // wchar_argv_index + for (int i = wchar_argv_index + 1; i < before_pass_argc_; ++i) + { + if (ACE_OS::strcmp (this->char_argv_[i], + ACE_TEXT_ALWAYS_CHAR (match_argv)) == 0) + { + // swap the pointers in the char argv list + char *temp = this->char_argv_[wchar_argv_index]; + this->char_argv_[wchar_argv_index] = this->char_argv_[i]; + this->char_argv_[i] = temp; + break; + } + } + } + + // move to the next wchar argv list entry + match_argv = this->wchar_argv_[++wchar_argv_index]; + } + + this->cleanup (); +} + +void +ACE_Argv_Type_Converter::align_wchar_with_char (void) +{ + int char_argv_index = 0; + char* match_argv = this->char_argv_[0]; // pick the initial entry + + while (char_argv_index < saved_argc_) + { + // if n'th entries of both argv lists are different + if (ACE_OS::strcmp ( + ACE_TEXT_ALWAYS_CHAR (this->wchar_argv_[char_argv_index]), + match_argv) != 0) + { + // loop through the wchar argv list entries that are after + // wchar_argv_index + for (int i = char_argv_index + 1; i < this->before_pass_argc_; ++i) + { + if (ACE_OS::strcmp ( + ACE_TEXT_ALWAYS_CHAR(this->wchar_argv_[i]), + match_argv) == 0) { + // swap the pointers in the char argv list + wchar_t* temp = this->wchar_argv_[char_argv_index]; + this->wchar_argv_[char_argv_index] = this->wchar_argv_[i]; + this->wchar_argv_[i] = temp; + break; + } + } + } + + // move to the next wchar argv list entry + match_argv = this->char_argv_[++char_argv_index]; + } + + this->cleanup(); +} + +void +ACE_Argv_Type_Converter::cleanup (void) +{ + for (int i = this->saved_argc_; i < this->before_pass_argc_; ++i) + { + // Check whether it's ours to delete. + if (original_type_ == 1) + { + ACE_OS::free (this->char_argv_[i]); + this->char_argv_[i] = 0; + } + else + { + ACE_OS::free (this->wchar_argv_[i]); + this->wchar_argv_[i] = 0; + } + } + + this->before_pass_argc_ = this->saved_argc_; + + this->wchar_passed_ = 0; + this->char_passed_ = 0; +} +#endif // ACE_USES_WCHAR + +ACE_END_VERSIONED_NAMESPACE_DECL |