pub unsafe fn init_from_environ(env: *const *const u8)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)) and (crate features
bare) only.Expand description
Initialize library from the environment list pointer (char **envp).
It’s recommended to call it before anything else in the main function.
§Safety
Dealing with pointers is unsafe by definition.