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Kernel: Expose maximum argument limit in sysconf

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Move the definitions for maximum argument and environment size to
Process.h from execve.cpp. This allows sysconf(_SC_ARG_MAX) to return
the actual argument maximum of 128 KiB to userspace.
This commit is contained in:
Andrew Kaster 2022-02-13 12:07:51 -07:00 • committed by Idan Horowitz
parent b0df096298
commit b4a7d148b1
4 changed files with 8 additions and 5 deletions
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2
Kernel/Process.h
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@ -434,6 +434,8 @@ public:
Custody* executable() { return m_executable.ptr(); }
const Custody* executable() const { return m_executable.ptr(); }
static constexpr size_t max_arguments_size = Thread::default_userspace_stack_size / 8;
static constexpr size_t max_environment_size = Thread::default_userspace_stack_size / 8;
NonnullOwnPtrVector<KString> const& arguments() const { return m_arguments; };
NonnullOwnPtrVector<KString> const& environment() const { return m_environment; };