bonsai/harakit
5
4
Fork 3
Code Issues 41 Pull Requests 7 Projects 1 Releases 30 Activity

intcmp(1): adds null unveil

Browse Source
This commit is contained in:
Emma Tebibyte 2024-08-28 00:09:40 -06:00
parent 9aeadd8f8f
commit 06384c72fb
Signed by: emma
GPG Key ID: 06FA419A1698C270
1 changed files with 18 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

28
src/intcmp.rs
View File

@ -26,27 +26,35 @@ extern crate getopt;
extern crate sysexits;
use getopt::GetOpt;
use sysexits::EX_USAGE;
use sysexits::{ EX_DATAERR, EX_USAGE };
#[cfg(target_os="openbsd")] use sysexits::EX_OSERR;
#[cfg(target_os="openbsd")] extern crate openbsd;
#[cfg(target_os="openbsd")] extern crate strerror;
#[cfg(target_os="openbsd")] use openbsd::{ Promises, pledge };
#[cfg(target_os="openbsd")] use openbsd::{ Promises, pledge, unveil };
#[cfg(target_os="openbsd")] use strerror::StrError;
fn usage(s: &str) -> ExitCode {
eprintln!("Usage: {} [-egl] integer integer...", s);
ExitCode::from(EX_USAGE as u8)
fn err(argv0: &String, e: String, code: u8) -> ExitCode {
eprintln!("{}: {}", argv0, e);
ExitCode::from(code)
}
fn usage(argv0: &str) -> ExitCode {
eprintln!("Usage: {} [-egl] integer integer...", argv0);
ExitCode::from(EX_USAGE)
}
fn main() -> ExitCode {
let argv = args().collect::<Vec<String>>();
#[cfg(target_os="openbsd")] {
let promises = Promises::new("stdio");
let promises = Promises::new("stdio unveil");
if let Err(e) = pledge(Some(promises), None) {
eprintln!("{}: {}", argv[0], e.strerror());
return ExitCode::from(EX_OSERR as u8);
return err(&argv[0], e.strerror(), EX_OSERR);
}
if let Err(e) = unveil(None, None) {
return err(&argv[0], e.strerror(), EX_OSERR);
}
}
@ -78,8 +86,8 @@ fn main() -> ExitCode {
match arg.parse::<usize>() { /* parse current operand */
Ok(n) => currn = n,
Err(e) => {
eprintln!("{}: {}: {}", &argv[0], arg, e);
return ExitCode::from(EX_USAGE as u8);
let error = arg.to_owned() + ": " + &e.to_string();
return err(&argv[0], error, EX_DATAERR);
}
}