current-process.hh File Reference

#include <optional>
#include <sys/resource.h>
#include "lix/libutil/types.hh"

Go to the source code of this file.

Functions
unsigned int	nix::getMaxCPU ()
void	nix::setStackSize (rlim_t stackSize)
void	nix::restoreProcessContext (bool restoreMounts)
std::optional< Path >	nix::getSelfExe ()

Function Documentation

getMaxCPU()

unsigned int nix::getMaxCPU

(

)

If cgroups are active, attempt to calculate the number of CPUs available. If cgroups are unavailable or if cpu.max is set to "max", return 0.

getSelfExe()

std::optional< Path > nix::getSelfExe

(

)

Returns

the path of the current executable.

restoreProcessContext()

void nix::restoreProcessContext

(

bool

restoreMounts = true

)

Restore the original inherited Unix process context (such as signal masks, stack size). This should generally be called after fork for a process intending to simply execve.

See startSignalHandlerThread(), saveSignalMask().

setStackSize()

void nix::setStackSize

(

rlim_t

stackSize

)

Change the stack size.