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Improved VPatch GenPat error handling

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git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@6938 212acab6-be3b-0410-9dea-997c60f758d6
This commit is contained in:
anders_k 2017-10-23 16:08:32 +00:00
parent 1330518764
commit 02843c142d
2 changed files with 16 additions and 9 deletions
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4
Contrib/VPatch/Source/GenPat/PatchGenerator.cpp
View file

@ -88,7 +88,9 @@ void PatchGenerator::execute(vector<SameBlock*>& sameBlocks) {
}
// we need to update the memory cache of target
tout << _T("[CacheReload] File position = ") << static_cast<unsigned int>(targetCDataBaseOffset) << _T("\n");
if (beVerbose) {
tout << _T("[CacheReload] File position = ") << static_cast<unsigned int>(targetCDataBaseOffset) << _T("\n");
}
target.seekg(targetCDataBaseOffset,ios::beg);
target.read(reinterpret_cast<char*>(targetCData),targetCDataSize);

21
Contrib/VPatch/Source/GenPat/main.cpp
View file

@ -275,23 +275,24 @@ int _tmain( int argc, TCHAR * argv[] ) {
*iter = NULL;
}
patch.close();
patch.close(); // Close the temporary patch file so we can open it again for reading
TFileOffset patchSize = POSIX::getFileSize(tempFileName.c_str());
char* buf = new char[patchSize];
if (!buf) throw _T("Out of memory"); // In case we switch to nothrow_t
// finally: copy the temporary file to the actual patch
bifstream tempF;
tempF.open(tempFileName.c_str(), std::ios_base::binary | std::ios_base::in);
tempF.read(buf,patchSize);
if (tempF.fail()) throw _T("Could not read temp file");
tempF.close();
bofstream().open(tempFileName.c_str(), std::ios_base::binary | std::ios_base::out); // empty the temporary file
bofstream patchF;
patchF.open(patchFileName.c_str(), std::ios_base::binary | std::ios_base::out);
char* buf = new char[patchSize];
tempF.read(buf,patchSize);
patchF.write(buf,patchSize);
if (patchF.fail()) throw _T("Could not write patch file");
delete[] buf;
tempF.close();
// now empty the temporary file
bofstream clearF;
clearF.open(tempFileName.c_str(), std::ios_base::binary | std::ios_base::out);
}
catch(tstring s) {
terr << _T("Error thrown: ") << s.c_str();
@ -301,6 +302,10 @@ int _tmain( int argc, TCHAR * argv[] ) {
terr << _T("Error thrown: ") << s;
return 2;
}
catch(...) {
terr << _T("Error thrown: Unknown error!\n");
return 2;
}
} else {
terr << _T("There was a problem opening the files.\n");
return 2;