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Update process vxworks, set default stack size of 256 Kib for vxworks. User can set the stack size using RUST_MIN_STACK, with min size of libc::PTHREAD_STACK_MIN(4kib)

This commit is contained in:
B I Mohammed Abbas 2024-07-23 16:58:00 +05:30
parent 5c9f3762d0
commit 786ad3d3ae
1 changed files with 7 additions and 2 deletions
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9
library/std/src/sys/pal/unix/process/process_vxworks.rs
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@ -3,8 +3,8 @@ use crate::io::{self, ErrorKind};
use crate::num::NonZero;
use crate::sys;
use crate::sys::cvt;
use crate::sys::pal::unix::thread;
use crate::sys::process::process_common::*;
use crate::sys_common::thread;
use libc::RTP_ID;
use libc::{self, c_char, c_int};
@ -68,7 +68,12 @@ impl Command {
.as_ref()
.map(|c| c.as_ptr())
.unwrap_or_else(|| *sys::os::environ() as *const _);
let stack_size = thread::min_stack();
let stack_size = crate::cmp::max(
crate::env::var_os("RUST_MIN_STACK")
.and_then(|s| s.to_str().and_then(|s| s.parse().ok()))
.unwrap_or(thread::DEFAULT_MIN_STACK_SIZE),
libc::PTHREAD_STACK_MIN,
);
// ensure that access to the environment is synchronized
let _lock = sys::os::env_read_lock();