diff options
Diffstat (limited to 'third_party/rust/terminal_size')
| -rw-r--r-- | third_party/rust/terminal_size/.cargo-checksum.json | 1 | ||||
| -rw-r--r-- | third_party/rust/terminal_size/Cargo.lock | 39 | ||||
| -rw-r--r-- | third_party/rust/terminal_size/Cargo.toml | 27 | ||||
| -rw-r--r-- | third_party/rust/terminal_size/LICENSE-APACHE | 202 | ||||
| -rw-r--r-- | third_party/rust/terminal_size/LICENSE-MIT | 19 | ||||
| -rw-r--r-- | third_party/rust/terminal_size/README.md | 41 | ||||
| -rw-r--r-- | third_party/rust/terminal_size/examples/get_size.rs | 49 | ||||
| -rw-r--r-- | third_party/rust/terminal_size/src/lib.rs | 37 | ||||
| -rw-r--r-- | third_party/rust/terminal_size/src/unix.rs | 117 | ||||
| -rw-r--r-- | third_party/rust/terminal_size/src/windows.rs | 53 |
10 files changed, 585 insertions, 0 deletions
diff --git a/third_party/rust/terminal_size/.cargo-checksum.json b/third_party/rust/terminal_size/.cargo-checksum.json new file mode 100644 index 0000000000..1f23934120 --- /dev/null +++ b/third_party/rust/terminal_size/.cargo-checksum.json @@ -0,0 +1 @@ +{"files":{"Cargo.lock":"8d2028e8eb1b95d30a7809bf1aebfc474f13aee76f2a505fc7d9e32b97da9fe1","Cargo.toml":"26630191b28b81be8e6d692f032c8e8e62c4d4c977e7a4df1473d7477f39f02c","LICENSE-APACHE":"c6596eb7be8581c18be736c846fb9173b69eccf6ef94c5135893ec56bd92ba08","LICENSE-MIT":"bc8dcbbd559a61b8a8c0c89d5c3e15d0dc47c6fae94e78ac428d6a7b7da3c4f9","README.md":"d9b142c504cd57f8c93575baab35e4ec63520597adb1bbaedcc14840b3e8e63b","examples/get_size.rs":"11527a87b817e8e7f1c3920497920869e049660f6f89bb786f2758571c07c491","src/lib.rs":"2d43d3f8bee8ef9694bf1033b1a1522bce03485176ffd4d2f7e61e94ba2efe76","src/unix.rs":"0cbfff1bac23daea7432961d443cf788b50e2f03683b1bc75381595d72903e0b","src/windows.rs":"930729ab4cccd97f8e4932a10c6ade43dce43a5838d57a4ee6067f316e56e1d8"},"package":"633c1a546cee861a1a6d0dc69ebeca693bf4296661ba7852b9d21d159e0506df"}
\ No newline at end of file diff --git a/third_party/rust/terminal_size/Cargo.lock b/third_party/rust/terminal_size/Cargo.lock new file mode 100644 index 0000000000..2665711e6b --- /dev/null +++ b/third_party/rust/terminal_size/Cargo.lock @@ -0,0 +1,39 @@ +# This file is automatically @generated by Cargo. +# It is not intended for manual editing. +version = 3 + +[[package]] +name = "libc" +version = "0.2.94" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "18794a8ad5b29321f790b55d93dfba91e125cb1a9edbd4f8e3150acc771c1a5e" + +[[package]] +name = "terminal_size" +version = "0.1.17" +dependencies = [ + "libc", + "winapi", +] + +[[package]] +name = "winapi" +version = "0.3.9" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419" +dependencies = [ + "winapi-i686-pc-windows-gnu", + "winapi-x86_64-pc-windows-gnu", +] + +[[package]] +name = "winapi-i686-pc-windows-gnu" +version = "0.4.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6" + +[[package]] +name = "winapi-x86_64-pc-windows-gnu" +version = "0.4.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f" diff --git a/third_party/rust/terminal_size/Cargo.toml b/third_party/rust/terminal_size/Cargo.toml new file mode 100644 index 0000000000..d8921879d5 --- /dev/null +++ b/third_party/rust/terminal_size/Cargo.toml @@ -0,0 +1,27 @@ +# THIS FILE IS AUTOMATICALLY GENERATED BY CARGO +# +# When uploading crates to the registry Cargo will automatically +# "normalize" Cargo.toml files for maximal compatibility +# with all versions of Cargo and also rewrite `path` dependencies +# to registry (e.g., crates.io) dependencies +# +# If you believe there's an error in this file please file an +# issue against the rust-lang/cargo repository. If you're +# editing this file be aware that the upstream Cargo.toml +# will likely look very different (and much more reasonable) + +[package] +edition = "2018" +name = "terminal_size" +version = "0.1.17" +authors = ["Andrew Chin <achin@eminence32.net>"] +description = "Gets the size of your Linux or Windows terminal" +documentation = "http://eminence.github.io/terminal-size/doc/terminal_size/index.html" +keywords = ["terminal", "console", "term", "size", "dimensions"] +license = "MIT OR Apache-2.0" +repository = "https://github.com/eminence/terminal-size" +[target."cfg(not(windows))".dependencies.libc] +version = "0.2" +[target."cfg(windows)".dependencies.winapi] +version = "0.3" +features = ["handleapi", "processenv", "winbase", "wincon", "winnt"] diff --git a/third_party/rust/terminal_size/LICENSE-APACHE b/third_party/rust/terminal_size/LICENSE-APACHE new file mode 100644 index 0000000000..8f71f43fee --- /dev/null +++ b/third_party/rust/terminal_size/LICENSE-APACHE @@ -0,0 +1,202 @@ + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. 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IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. diff --git a/third_party/rust/terminal_size/README.md b/third_party/rust/terminal_size/README.md new file mode 100644 index 0000000000..bcaee60a36 --- /dev/null +++ b/third_party/rust/terminal_size/README.md @@ -0,0 +1,41 @@ +terminal-size +============= + + +[Documention](https://docs.rs/crate/terminal_size) + + +Rust library to getting the size of your terminal. + +Works on Linux, MacOS, Windows, and illumos. + +```rust +use terminal_size::{Width, Height, terminal_size}; + +let size = terminal_size(); +if let Some((Width(w), Height(h))) = size { + println!("Your terminal is {} cols wide and {} lines tall", w, h); +} else { + println!("Unable to get terminal size"); +} +``` + +## Minimum Rust Version + +This crate requires a minimum rust version of 1.31.0 (2018-12-06) + +## License + +Licensed under either of + + * Apache License, Version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0) + * MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT) + +at your option. + +### Contribution + +Unless you explicitly state otherwise, any contribution intentionally +submitted for inclusion in the work by you, as defined in the Apache-2.0 +license, shall be dual licensed as above, without any additional terms or +conditions. diff --git a/third_party/rust/terminal_size/examples/get_size.rs b/third_party/rust/terminal_size/examples/get_size.rs new file mode 100644 index 0000000000..155784d98e --- /dev/null +++ b/third_party/rust/terminal_size/examples/get_size.rs @@ -0,0 +1,49 @@ +#[cfg(windows)] +fn run() { + use std::os::windows::io::RawHandle; + use winapi::um::processenv::GetStdHandle; + use winapi::um::winbase::{STD_ERROR_HANDLE, STD_INPUT_HANDLE, STD_OUTPUT_HANDLE}; + + let stdout = unsafe { GetStdHandle(STD_OUTPUT_HANDLE) } as RawHandle; + println!( + "Size from terminal_size_using_handle(stdout): {:?}", + terminal_size::terminal_size_using_handle(stdout) + ); + + let stderr = unsafe { GetStdHandle(STD_ERROR_HANDLE) } as RawHandle; + println!( + "Size from terminal_size_using_handle(stderr): {:?}", + terminal_size::terminal_size_using_handle(stderr) + ); + + let stdin = unsafe { GetStdHandle(STD_INPUT_HANDLE) } as RawHandle; + println!( + "Size from terminal_size_using_handle(stdin): {:?}", + terminal_size::terminal_size_using_handle(stdin) + ); +} + +#[cfg(not(windows))] +fn run() { + println!( + "Size from terminal_size_using_fd(stdout): {:?}", + terminal_size::terminal_size_using_fd(libc::STDOUT_FILENO) + ); + println!( + "Size from terminal_size_using_fd(stderr): {:?}", + terminal_size::terminal_size_using_fd(libc::STDERR_FILENO) + ); + println!( + "Size from terminal_size_using_fd(stdin): {:?}", + terminal_size::terminal_size_using_fd(libc::STDIN_FILENO) + ); +} + +fn main() { + println!( + "Size from terminal_size(): {:?}", + terminal_size::terminal_size() + ); + + run(); +} diff --git a/third_party/rust/terminal_size/src/lib.rs b/third_party/rust/terminal_size/src/lib.rs new file mode 100644 index 0000000000..6ef79be4a8 --- /dev/null +++ b/third_party/rust/terminal_size/src/lib.rs @@ -0,0 +1,37 @@ +//! A simple utility for getting the size of a terminal. +//! +//! Supports both Linux, MacOS, and Windows. +//! +//! This crate requires a minimum rust version of 1.31.0 (2018-12-06) +//! +//! # Example +//! +//! ``` +//! use terminal_size::{Width, Height, terminal_size}; +//! +//! let size = terminal_size(); +//! if let Some((Width(w), Height(h))) = size { +//! println!("Your terminal is {} cols wide and {} lines tall", w, h); +//! } else { +//! println!("Unable to get terminal size"); +//! } +//! ``` +//! + +#[derive(Debug)] +pub struct Width(pub u16); +#[derive(Debug)] +pub struct Height(pub u16); + +#[cfg(unix)] +mod unix; +#[cfg(unix)] +pub use crate::unix::{terminal_size, terminal_size_using_fd}; + +#[cfg(windows)] +mod windows; +#[cfg(windows)] +pub use crate::windows::{terminal_size, terminal_size_using_handle}; + +#[cfg(not(any(unix, windows)))] +pub fn terminal_size() -> Option<(Width, Height)> { None } diff --git a/third_party/rust/terminal_size/src/unix.rs b/third_party/rust/terminal_size/src/unix.rs new file mode 100644 index 0000000000..59ac2768c8 --- /dev/null +++ b/third_party/rust/terminal_size/src/unix.rs @@ -0,0 +1,117 @@ +use super::{Height, Width}; +use std::os::unix::io::RawFd; + +/// Returns the size of the terminal defaulting to STDOUT, if available. +/// +/// If STDOUT is not a tty, returns `None` +pub fn terminal_size() -> Option<(Width, Height)> { + terminal_size_using_fd(libc::STDOUT_FILENO) +} + +/// Returns the size of the terminal using the given file descriptor, if available. +/// +/// If the given file descriptor is not a tty, returns `None` +pub fn terminal_size_using_fd(fd: RawFd) -> Option<(Width, Height)> { + use libc::ioctl; + use libc::isatty; + use libc::{winsize as WinSize, TIOCGWINSZ}; + let is_tty: bool = unsafe { isatty(fd) == 1 }; + + if !is_tty { + return None; + } + + let mut winsize = WinSize { + ws_row: 0, + ws_col: 0, + ws_xpixel: 0, + ws_ypixel: 0, + }; + + if unsafe { ioctl(fd, TIOCGWINSZ.into(), &mut winsize) } == -1 { + return None; + } + + let rows = winsize.ws_row; + let cols = winsize.ws_col; + + if rows > 0 && cols > 0 { + Some((Width(cols), Height(rows))) + } else { + None + } +} + +#[test] +/// Compare with the output of `stty size` +fn compare_with_stty() { + use std::process::Command; + use std::process::Stdio; + + let (rows, cols) = if cfg!(target_os = "illumos") { + // illumos stty(1) does not accept a device argument, instead using + // stdin unconditionally: + let output = Command::new("stty") + .stdin(Stdio::inherit()) + .output() + .unwrap(); + assert!(output.status.success()); + + // stdout includes the row and columns thus: "rows = 80; columns = 24;" + let vals = String::from_utf8(output.stdout) + .unwrap() + .lines() + .map(|line| { + // Split each line on semicolons to get "k = v" strings: + line.split(';') + .map(str::trim) + .map(str::to_string) + .collect::<Vec<_>>() + }) + .flatten() + .filter_map(|term| { + // split each "k = v" string and look for rows/columns: + match term.splitn(2, " = ").collect::<Vec<_>>().as_slice() { + ["rows", n] | ["columns", n] => Some(n.parse().unwrap()), + _ => None, + } + }) + .collect::<Vec<_>>(); + (vals[0], vals[1]) + } else { + let output = if cfg!(target_os = "linux") { + Command::new("stty") + .arg("size") + .arg("-F") + .arg("/dev/stderr") + .stderr(Stdio::inherit()) + .output() + .unwrap() + } else { + Command::new("stty") + .arg("-f") + .arg("/dev/stderr") + .arg("size") + .stderr(Stdio::inherit()) + .output() + .unwrap() + }; + + assert!(output.status.success()); + let stdout = String::from_utf8(output.stdout).unwrap(); + // stdout is "rows cols" + let mut data = stdout.split_whitespace(); + println!("{}", stdout); + let rows = u16::from_str_radix(data.next().unwrap(), 10).unwrap(); + let cols = u16::from_str_radix(data.next().unwrap(), 10).unwrap(); + (rows, cols) + }; + println!("{} {}", rows, cols); + + if let Some((Width(w), Height(h))) = terminal_size() { + assert_eq!(rows, h); + assert_eq!(cols, w); + } else { + panic!("terminal_size() return None"); + } +} diff --git a/third_party/rust/terminal_size/src/windows.rs b/third_party/rust/terminal_size/src/windows.rs new file mode 100644 index 0000000000..14f487f114 --- /dev/null +++ b/third_party/rust/terminal_size/src/windows.rs @@ -0,0 +1,53 @@ +use super::{Height, Width}; +use std::os::windows::io::RawHandle; + +/// Returns the size of the terminal defaulting to STDOUT, if available. +/// +/// Note that this returns the size of the actual command window, and +/// not the overall size of the command window buffer +pub fn terminal_size() -> Option<(Width, Height)> { + use winapi::um::processenv::GetStdHandle; + use winapi::um::winbase::STD_OUTPUT_HANDLE; + + let handle = unsafe { GetStdHandle(STD_OUTPUT_HANDLE) as RawHandle }; + + terminal_size_using_handle(handle) +} + +/// Returns the size of the terminal using the given handle, if available. +/// +/// If the given handle is not a tty, returns `None` +pub fn terminal_size_using_handle(handle: RawHandle) -> Option<(Width, Height)> { + use winapi::um::handleapi::INVALID_HANDLE_VALUE; + use winapi::um::wincon::{ + GetConsoleScreenBufferInfo, CONSOLE_SCREEN_BUFFER_INFO, COORD, SMALL_RECT, + }; + + // convert between winapi::um::winnt::HANDLE and std::os::windows::raw::HANDLE + let hand = handle as winapi::um::winnt::HANDLE; + + if hand == INVALID_HANDLE_VALUE { + return None; + } + + let zc = COORD { X: 0, Y: 0 }; + let mut csbi = CONSOLE_SCREEN_BUFFER_INFO { + dwSize: zc, + dwCursorPosition: zc, + wAttributes: 0, + srWindow: SMALL_RECT { + Left: 0, + Top: 0, + Right: 0, + Bottom: 0, + }, + dwMaximumWindowSize: zc, + }; + if unsafe { GetConsoleScreenBufferInfo(hand, &mut csbi) } == 0 { + return None; + } + + let w: Width = Width((csbi.srWindow.Right - csbi.srWindow.Left + 1) as u16); + let h: Height = Height((csbi.srWindow.Bottom - csbi.srWindow.Top + 1) as u16); + Some((w, h)) +} |