Module env 

Available on (Linux or Android) and (x86-64 and little-endian and 64-bit, or AArch64 and 64-bit, or ARM and 32-bit, or x86 and little-endian and 32-bit), or Linux and (x86-64 and little-endian and 32-bit, or RISC-V RV64 and little-endian and 64-bit, or RISC-V RV32 and little-endian and 32-bit, or MIPS and 32-bit, or MIPS-64 and 64-bit, or s390x and big-endian and 64-bit, or LoongArch LA64 and little-endian and 64-bit, or PowerPC and big-endian and 32-bit, or PowerPC-64 and 64-bit) only.

A collection of environment informations useful to detect features used in syscalls.

Re-exports

pub use self::kernel::utsname;

pub use self::kernel::Version;

pub use self::vdso::Vdso;

Modules

aux

kernel

vdso

Functions

getauxvalNon-bare

Returns values from the auxiliary vector, a mechanism that the kernel’s ELF binary loader uses to pass certain information to user space when a program is executed.

kernel_versionNon-bare

Returns a cached kernel version.

unameNon-bare

Returns a cached crate::env::kernel::utsname. It do not use uname syscall.

unchecked_getauxval^⚠

Returns values from the auxiliary vector, a mechanism that the kernel’s ELF binary loader uses to pass certain information to user space when a program is executed.

unchecked_kernel_version^⚠

Returns a cached kernel version.

unchecked_uname^⚠

Returns a cached crate::env::kernel::utsname. It do not use uname syscall.

unchecked_vdso^⚠

Returns the cached crate::env::vdso::Vdso for the current process.

vdsoNon-bare

Returns cached crate::env::vdso::Vdso for the current process.