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mmap.cpp: be more relaxed about files already existing (and potentially being used by other Mitsuba instances) -- by Michael Zeilfelder

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Wenzel Jakob 2013-11-29 18:52:42 +01:00
parent bb1da93876
commit afca59d426
1 changed files with 2 additions and 2 deletions
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4
src/libcore/mmap.cpp
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@ -44,7 +44,7 @@ MemoryMappedFile::MemoryMappedFile(const fs::path &filename, size_t size)
Log(EError, "close(): unable to close file!");
#elif defined(_WIN32)
d->file = CreateFile(filename.string().c_str(), GENERIC_WRITE | GENERIC_READ,
FILE_SHARE_WRITE, NULL, CREATE_ALWAYS,
FILE_SHARE_WRITE|FILE_SHARE_READ, NULL, CREATE_ALWAYS,
FILE_ATTRIBUTE_NORMAL, NULL);
if (d->file == INVALID_HANDLE_VALUE)
Log(EError, "Could not open \"%s\": %s", d->filename.string().c_str(),
@ -80,7 +80,7 @@ MemoryMappedFile::MemoryMappedFile(const fs::path &filename)
Log(EError, "close(): unable to close file!");
#elif defined(WIN32)
d->file = CreateFile(filename.string().c_str(), GENERIC_READ,
FILE_SHARE_READ, NULL, OPEN_EXISTING,
FILE_SHARE_WRITE|FILE_SHARE_READ, NULL, OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL, NULL);
if (d->file == INVALID_HANDLE_VALUE)
Log(EError, "Could not open \"%s\": %s", d->filename.string().c_str(),