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https://github.com/privatevoid-net/nix-super.git
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Implement setStackSize
for Windows
This commit is contained in:
parent
e42d00c961
commit
6a3f906382
2 changed files with 21 additions and 4 deletions
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@ -59,11 +59,11 @@ unsigned int getMaxCPU()
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//////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////////////////
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#ifndef _WIN32
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size_t savedStackSize = 0;
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size_t savedStackSize = 0;
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void setStackSize(size_t stackSize)
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void setStackSize(size_t stackSize)
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{
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{
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#ifndef _WIN32
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struct rlimit limit;
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struct rlimit limit;
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if (getrlimit(RLIMIT_STACK, &limit) == 0 && limit.rlim_cur < stackSize) {
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if (getrlimit(RLIMIT_STACK, &limit) == 0 && limit.rlim_cur < stackSize) {
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savedStackSize = limit.rlim_cur;
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savedStackSize = limit.rlim_cur;
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@ -81,8 +81,27 @@ void setStackSize(size_t stackSize)
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);
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);
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}
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}
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}
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}
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#else
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ULONG currStackSize = 0;
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// This retrieves the current promised stack size
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SetThreadStackGuarantee(&currStackSize);
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if (currStackSize < stackSize) {
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savedStackSize = currStackSize;
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ULONG newStackSize = stackSize;
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if (SetThreadStackGuarantee(&newStackSize) == 0) {
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logger->log(
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lvlError,
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HintFmt(
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"Failed to increase stack size from %1% to %2%: %3%",
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savedStackSize,
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stackSize,
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std::to_string(GetLastError())
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).str()
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);
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}
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}
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#endif
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}
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}
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#endif
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void restoreProcessContext(bool restoreMounts)
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void restoreProcessContext(bool restoreMounts)
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{
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{
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@ -17,12 +17,10 @@ namespace nix {
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*/
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*/
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unsigned int getMaxCPU();
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unsigned int getMaxCPU();
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#ifndef _WIN32 // TODO implement on Windows, if needed.
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/**
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/**
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* Change the stack size.
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* Change the stack size.
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*/
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*/
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void setStackSize(size_t stackSize);
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void setStackSize(size_t stackSize);
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#endif
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/**
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/**
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* Restore the original inherited Unix process context (such as signal
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* Restore the original inherited Unix process context (such as signal
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