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-rw-r--r--vendor/rustix/examples/stdio.rs465
1 files changed, 465 insertions, 0 deletions
diff --git a/vendor/rustix/examples/stdio.rs b/vendor/rustix/examples/stdio.rs
new file mode 100644
index 000000000..9e79d5356
--- /dev/null
+++ b/vendor/rustix/examples/stdio.rs
@@ -0,0 +1,465 @@
+//! A command which prints out information about the standard input,
+//! output, and error streams provided to it.
+
+#![cfg_attr(io_lifetimes_use_std, feature(io_safety))]
+
+#[cfg(not(windows))]
+use rustix::fd::AsFd;
+#[cfg(not(windows))]
+use rustix::io::{self, stderr, stdin, stdout};
+#[cfg(feature = "termios")]
+#[cfg(not(windows))]
+use rustix::termios::isatty;
+#[cfg(all(not(windows), feature = "termios", feature = "procfs"))]
+use rustix::termios::ttyname;
+
+#[cfg(not(windows))]
+fn main() -> io::Result<()> {
+ let (stdin, stdout, stderr) = unsafe { (stdin(), stdout(), stderr()) };
+
+ println!("Stdin:");
+ show(&stdin)?;
+
+ println!("Stdout:");
+ show(&stdout)?;
+
+ println!("Stderr:");
+ show(&stderr)?;
+
+ Ok(())
+}
+
+#[cfg(not(windows))]
+fn show<Fd: AsFd>(fd: Fd) -> io::Result<()> {
+ let fd = fd.as_fd();
+ println!(" - ready: {:?}", rustix::io::ioctl_fionread(fd)?);
+
+ #[cfg(feature = "termios")]
+ if isatty(fd) {
+ #[cfg(feature = "procfs")]
+ println!(" - ttyname: {}", ttyname(fd, Vec::new())?.to_string_lossy());
+ println!(" - process group: {:?}", rustix::termios::tcgetpgrp(fd)?);
+ println!(" - winsize: {:?}", rustix::termios::tcgetwinsize(fd)?);
+
+ {
+ use rustix::termios::*;
+ let term = tcgetattr(fd)?;
+
+ if let Some(speed) = speed_value(cfgetispeed(&term)) {
+ println!(" - ispeed: {}", speed);
+ }
+ if let Some(speed) = speed_value(cfgetospeed(&term)) {
+ println!(" - ospeed: {}", speed);
+ }
+
+ print!(" - in flags:");
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_iflag & IGNBRK) != 0 {
+ print!(" IGNBRK");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_iflag & BRKINT) != 0 {
+ print!(" BRKINT");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_iflag & IGNPAR) != 0 {
+ print!(" IGNPAR");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_iflag & PARMRK) != 0 {
+ print!(" PARMRK");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_iflag & INPCK) != 0 {
+ print!(" INPCK");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_iflag & ISTRIP) != 0 {
+ print!(" ISTRIP");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_iflag & INLCR) != 0 {
+ print!(" INLCR");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_iflag & IGNCR) != 0 {
+ print!(" IGNCR");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_iflag & ICRNL) != 0 {
+ print!(" ICRNL");
+ }
+ #[cfg(any(
+ linux_raw,
+ all(
+ libc,
+ any(target_os = "haiku", target_os = "illumos", target_os = "solaris"),
+ )
+ ))]
+ if (term.c_iflag & IUCLC) != 0 {
+ print!(" IUCLC");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_iflag & IXON) != 0 {
+ print!(" IXON");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_iflag & IXANY) != 0 {
+ print!(" IXANY");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_iflag & IXOFF) != 0 {
+ print!(" IXOFF");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_iflag & IMAXBEL) != 0 {
+ print!(" IMAXBEL");
+ }
+ #[cfg(not(any(
+ target_os = "dragonfly",
+ target_os = "freebsd",
+ target_os = "illumos",
+ target_os = "ios",
+ target_os = "macos",
+ target_os = "netbsd",
+ target_os = "openbsd",
+ target_os = "redox",
+ )))]
+ if (term.c_iflag & IUTF8) != 0 {
+ print!(" IUTF8");
+ }
+ println!();
+
+ print!(" - out flags:");
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_oflag & OPOST) != 0 {
+ print!(" OPOST");
+ }
+ #[cfg(not(any(
+ target_os = "dragonfly",
+ target_os = "freebsd",
+ target_os = "ios",
+ target_os = "macos",
+ target_os = "netbsd",
+ target_os = "redox",
+ )))]
+ if (term.c_oflag & OLCUC) != 0 {
+ print!(" OLCUC");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_oflag & ONLCR) != 0 {
+ print!(" ONLCR");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_oflag & OCRNL) != 0 {
+ print!(" OCRNL");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_oflag & ONOCR) != 0 {
+ print!(" ONOCR");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_oflag & ONLRET) != 0 {
+ print!(" ONLRET");
+ }
+ #[cfg(not(any(
+ target_os = "dragonfly",
+ target_os = "freebsd",
+ target_os = "ios",
+ target_os = "macos",
+ target_os = "netbsd",
+ target_os = "openbsd",
+ )))]
+ if (term.c_oflag & OFILL) != 0 {
+ print!(" OFILL");
+ }
+ #[cfg(not(any(
+ target_os = "dragonfly",
+ target_os = "freebsd",
+ target_os = "ios",
+ target_os = "macos",
+ target_os = "netbsd",
+ target_os = "openbsd",
+ )))]
+ if (term.c_oflag & OFDEL) != 0 {
+ print!(" OFDEL");
+ }
+ #[cfg(not(any(
+ target_os = "dragonfly",
+ target_os = "freebsd",
+ target_os = "illumos",
+ target_os = "ios",
+ target_os = "macos",
+ target_os = "netbsd",
+ target_os = "openbsd",
+ target_os = "redox",
+ )))]
+ if (term.c_oflag & NLDLY) != 0 {
+ print!(" NLDLY");
+ }
+ #[cfg(not(any(
+ target_os = "dragonfly",
+ target_os = "freebsd",
+ target_os = "illumos",
+ target_os = "ios",
+ target_os = "macos",
+ target_os = "netbsd",
+ target_os = "openbsd",
+ target_os = "redox",
+ )))]
+ if (term.c_oflag & CRDLY) != 0 {
+ print!(" CRDLY");
+ }
+ #[cfg(not(any(
+ target_os = "ios",
+ target_os = "macos",
+ target_os = "netbsd",
+ target_os = "openbsd",
+ target_os = "illumos",
+ target_os = "redox",
+ )))]
+ if (term.c_oflag & TABDLY) != 0 {
+ print!(" TABDLY");
+ }
+ #[cfg(not(any(
+ target_os = "dragonfly",
+ target_os = "freebsd",
+ target_os = "illumos",
+ target_os = "ios",
+ target_os = "macos",
+ target_os = "netbsd",
+ target_os = "openbsd",
+ target_os = "redox",
+ )))]
+ if (term.c_oflag & BSDLY) != 0 {
+ print!(" BSDLY");
+ }
+ #[cfg(not(any(
+ all(libc, target_env = "musl"),
+ target_os = "dragonfly",
+ target_os = "freebsd",
+ target_os = "illumos",
+ target_os = "ios",
+ target_os = "macos",
+ target_os = "netbsd",
+ target_os = "openbsd",
+ target_os = "redox",
+ )))]
+ if (term.c_oflag & VTDLY) != 0 {
+ print!(" VTDLY");
+ }
+ #[cfg(not(any(
+ all(libc, target_env = "musl"),
+ target_os = "dragonfly",
+ target_os = "freebsd",
+ target_os = "illumos",
+ target_os = "ios",
+ target_os = "macos",
+ target_os = "netbsd",
+ target_os = "openbsd",
+ target_os = "redox",
+ )))]
+ if (term.c_oflag & FFDLY) != 0 {
+ print!(" FFDLY");
+ }
+ println!();
+
+ print!(" - control flags:");
+ #[cfg(not(any(
+ target_os = "dragonfly",
+ target_os = "freebsd",
+ target_os = "ios",
+ target_os = "macos",
+ target_os = "netbsd",
+ target_os = "openbsd",
+ target_os = "redox",
+ )))]
+ if (term.c_cflag & CBAUD) != 0 {
+ print!(" CBAUD");
+ }
+ #[cfg(not(any(
+ target_os = "dragonfly",
+ target_os = "freebsd",
+ target_os = "illumos",
+ target_os = "ios",
+ target_os = "macos",
+ target_os = "netbsd",
+ target_os = "openbsd",
+ target_os = "redox",
+ )))]
+ if (term.c_cflag & CBAUDEX) != 0 {
+ print!(" CBAUDEX");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_cflag & CSIZE) != 0 {
+ print!(" CSIZE");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_cflag & CSTOPB) != 0 {
+ print!(" CSTOPB");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_cflag & CREAD) != 0 {
+ print!(" CREAD");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_cflag & PARENB) != 0 {
+ print!(" PARENB");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_cflag & PARODD) != 0 {
+ print!(" PARODD");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_cflag & HUPCL) != 0 {
+ print!(" HUPCL");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_cflag & CLOCAL) != 0 {
+ print!(" CLOCAL");
+ }
+ #[cfg(not(any(
+ target_os = "dragonfly",
+ target_os = "freebsd",
+ target_os = "ios",
+ target_os = "macos",
+ target_os = "netbsd",
+ target_os = "openbsd",
+ target_os = "redox",
+ )))]
+ if (term.c_cflag & CIBAUD) != 0 {
+ print!(" CIBAUD");
+ }
+ #[cfg(not(any(
+ target_os = "dragonfly",
+ target_os = "freebsd",
+ target_os = "illumos",
+ target_os = "ios",
+ target_os = "macos",
+ target_os = "netbsd",
+ target_os = "openbsd",
+ target_os = "redox",
+ )))]
+ if (term.c_cflag & CMSPAR) != 0 {
+ print!(" CMSPAR");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_cflag & CRTSCTS) != 0 {
+ print!(" CRTSCTS");
+ }
+ println!();
+
+ print!(" - local flags:");
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_lflag & ISIG) != 0 {
+ print!(" ISIG");
+ }
+ if (term.c_lflag & ICANON) != 0 {
+ print!(" ICANON");
+ }
+ #[cfg(any(linux_raw, all(libc, any(target_arch = "s390x", target_os = "haiku"))))]
+ if (term.c_lflag & XCASE) != 0 {
+ print!(" XCASE");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_lflag & ECHO) != 0 {
+ print!(" ECHO");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_lflag & ECHOE) != 0 {
+ print!(" ECHOE");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_lflag & ECHOK) != 0 {
+ print!(" ECHOK");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_lflag & ECHONL) != 0 {
+ print!(" ECHONL");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_lflag & ECHOCTL) != 0 {
+ print!(" ECHOCTL");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_lflag & ECHOPRT) != 0 {
+ print!(" ECHOPRT");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_lflag & ECHOKE) != 0 {
+ print!(" ECHOKE");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_lflag & FLUSHO) != 0 {
+ print!(" FLUSHO");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_lflag & NOFLSH) != 0 {
+ print!(" NOFLSH");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_lflag & TOSTOP) != 0 {
+ print!(" TOSTOP");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_lflag & PENDIN) != 0 {
+ print!(" PENDIN");
+ }
+ #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+ if (term.c_lflag & IEXTEN) != 0 {
+ print!(" IEXTEN");
+ }
+ println!();
+
+ println!(
+ " - keys: INTR={} QUIT={} ERASE={} KILL={} EOF={} TIME={} MIN={} ",
+ key(term.c_cc[VINTR]),
+ key(term.c_cc[VQUIT]),
+ key(term.c_cc[VERASE]),
+ key(term.c_cc[VKILL]),
+ key(term.c_cc[VEOF]),
+ term.c_cc[VTIME],
+ term.c_cc[VMIN]
+ );
+ println!(
+ " START={} STOP={} SUSP={} EOL={} REPRINT={} DISCARD={}",
+ key(term.c_cc[VSTART]),
+ key(term.c_cc[VSTOP]),
+ key(term.c_cc[VSUSP]),
+ key(term.c_cc[VEOL]),
+ key(term.c_cc[VREPRINT]),
+ key(term.c_cc[VDISCARD])
+ );
+ println!(
+ " WERASE={} LNEXT={} EOL2={}",
+ key(term.c_cc[VWERASE]),
+ key(term.c_cc[VLNEXT]),
+ key(term.c_cc[VEOL2])
+ );
+ }
+ } else {
+ println!(" - is not a tty");
+ }
+
+ println!();
+ Ok(())
+}
+
+#[cfg(feature = "termios")]
+#[cfg(not(windows))]
+fn key(b: u8) -> String {
+ if b == 0 {
+ format!("<undef>")
+ } else if b < 0x20 {
+ format!("^{}", (b + 0x40) as char)
+ } else if b == 0x7f {
+ format!("^?")
+ } else {
+ format!("{}", b as char)
+ }
+}
+
+#[cfg(windows)]
+fn main() {
+ unimplemented!()
+}
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