diff options
Diffstat (limited to 'plugins/AdvaImg/src/DeprecationManager/DeprecationMgr.cpp')
-rw-r--r-- | plugins/AdvaImg/src/DeprecationManager/DeprecationMgr.cpp | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/plugins/AdvaImg/src/DeprecationManager/DeprecationMgr.cpp b/plugins/AdvaImg/src/DeprecationManager/DeprecationMgr.cpp new file mode 100644 index 0000000000..bf82dfa33b --- /dev/null +++ b/plugins/AdvaImg/src/DeprecationManager/DeprecationMgr.cpp @@ -0,0 +1,103 @@ +// ========================================================== +// Deprecation Manager +// +// Design and implementation by +// - Noel Llopis (Game Programming Gems II) +// +// This file is part of FreeImage 3 +// +// COVERED CODE IS PROVIDED UNDER THIS LICENSE ON AN "AS IS" BASIS, WITHOUT WARRANTY +// OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, WARRANTIES +// THAT THE COVERED CODE IS FREE OF DEFECTS, MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE +// OR NON-INFRINGING. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE COVERED +// CODE IS WITH YOU. SHOULD ANY COVERED CODE PROVE DEFECTIVE IN ANY RESPECT, YOU (NOT +// THE INITIAL DEVELOPER OR ANY OTHER CONTRIBUTOR) ASSUME THE COST OF ANY NECESSARY +// SERVICING, REPAIR OR CORRECTION. THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL +// PART OF THIS LICENSE. NO USE OF ANY COVERED CODE IS AUTHORIZED HEREUNDER EXCEPT UNDER +// THIS DISCLAIMER. +// +// Use at your own risk! +// ========================================================== + +#ifdef _MSC_VER +#pragma warning (disable : 4786) // identifier was truncated to 'number' characters +#endif + +#ifdef _WIN32 +#include <windows.h> +#endif // _WIN32 +#include "FreeImage.h" +#include "Utilities.h" +#include "DeprecationMgr.h" + +// ========================================================== + +DeprecationMgr::DeprecationMgr() { +} + +DeprecationMgr::~DeprecationMgr() { +#ifdef _WIN32 + if (!m_functions.empty()) { + OutputDebugString( "*************************************************************************************\n" ); + OutputDebugString( "This is a warning, because you use one or more deprecated functions.\nContinuing to use these functions might eventually render your program uncompilable.\nThe following functions are deprecated:\n\n" ); + + for (std::map<const char *, DeprecatedFunction>::iterator i = m_functions.begin(); i != m_functions.end(); ++i) { + DeprecatedFunction *function = &((*i).second); + + char txt[255]; + + sprintf(txt, " * %s called from %i different places. Instead use %s.\n", function->old_function_name, function->called_from.size(), function->new_function_name); + + OutputDebugString(txt); + } + + OutputDebugString( "*************************************************************************************\n" ); + + m_functions.clear(); + } +#endif // _WIN32 +} + +// ========================================================== + +DeprecationMgr * +DeprecationMgr::GetInstance() { + static DeprecationMgr Instance; + return &Instance; +} + +// ========================================================== + +void +DeprecationMgr::AddDeprecatedFunction(const char *old_function_name, const char *new_function_name, const void *frame_ptr) { +#ifdef _WIN32 + int *preturn = (int *)frame_ptr + 1; // usual return address @ [ebp+4] + int called_from = IsBadReadPtr(preturn, 4) ? 0 : *preturn; + + // check if this function was already listed as deprecated + // if it wasn't, make a new entry for it + // if it was, keep track of where it's called from. + + std::map<const char *, DeprecatedFunction>::iterator existing_function = m_functions.find(old_function_name); + + if (existing_function == m_functions.end()) { + DeprecatedFunction function; + + function.old_function_name = old_function_name; + function.new_function_name = new_function_name; + function.called_from.insert(called_from); + + m_functions[old_function_name] = function; + } else { + // since we're keeping track of the addresses this function + // was called from in a set, we don't need to check whether we've + // already added the address. + + DeprecatedFunction *function = &((*existing_function).second); + + function->called_from.insert(called_from); + } +#endif // _WIN32 +} + + |