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use execve instead of fexecve

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Folkert 2022-05-18 21:42:49 +02:00
parent f154f84d5a
commit e81875cca7
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1 changed files with 7 additions and 3 deletions
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10
cli/src/lib.rs
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@ -549,19 +549,23 @@ fn roc_run_unix<I: IntoIterator<Item = S>, S: AsRef<OsStr>>(
args: I, args: I,
binary_bytes: &mut [u8], binary_bytes: &mut [u8],
) -> ! { ) -> ! {
let protection = libc::PROT_EXEC | libc::PROT_READ;
unsafe { unsafe {
let flags = 0; let flags = 0;
let fd = libc::memfd_create("roc_file_descriptor\0".as_ptr().cast(), flags); let fd = libc::memfd_create("roc_file_descriptor\0".as_ptr().cast(), flags);
libc::write(fd, binary_bytes.as_ptr().cast(), binary_bytes.len()); libc::write(fd, binary_bytes.as_ptr().cast(), binary_bytes.len());
// use std::path::PathBuf;
let path = format!("/proc/self/fd/{}\0", fd);
let array_with_null_pointer = &[0usize]; let array_with_null_pointer = &[0usize];
let c = libc::fexecve(
fd, let c = libc::execve(
path.as_ptr().cast(),
array_with_null_pointer.as_ptr().cast(), array_with_null_pointer.as_ptr().cast(),
array_with_null_pointer.as_ptr().cast(), array_with_null_pointer.as_ptr().cast(),
); );
// Get the current value of errno // Get the current value of errno
let e = errno::errno(); let e = errno::errno();