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fix implementation of CoTaskMemRealloc, as it can decide to move the buffer elsewhere, we have to account for that

This commit is contained in:
StapleButter 2018-10-27 14:44:39 +02:00
parent a4339daade
commit 658856b256
1 changed files with 3 additions and 1 deletions
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4
src/Config.cpp
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@ -139,7 +139,9 @@ FILE* GetConfigFile(const char* fileName, const char* permissions)
if (res != fnlen) { delete[] wfileName; return NULL; } // checkme?
int pos = wcslen(appDataPath);
CoTaskMemRealloc(appDataPath, (pos+wcslen(appdir)+fnlen+1)*sizeof(WCHAR));
void* ptr = CoTaskMemRealloc(appDataPath, (pos+wcslen(appdir)+fnlen+1)*sizeof(WCHAR));
if (!ptr) { delete[] wfileName; return NULL; } // oh well
appDataPath = (PWSTR)ptr;
wcscpy(&appDataPath[pos], appdir); pos += wcslen(appdir);
wcscpy(&appDataPath[pos], wfileName);