daknuett/make_prompt_rs
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updated to gethostname::gethostname

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This commit is contained in:
Daniel Knuettel 2024-06-11 14:03:28 +02:00
parent 99f02696ee
commit c8ee51d25e
2 changed files with 8 additions and 4 deletions
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1
Cargo.toml
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@ -12,3 +12,4 @@ path = "src/make_prompt.rs"
[dependencies] [dependencies]
git2="*" git2="*"
gethostname="*"

11
src/make_prompt.rs
View File

@ -2,6 +2,8 @@ use std::fs::File;
use std::io::Read; use std::io::Read;
use std::io::BufReader; use std::io::BufReader;
use std::io::BufRead; use std::io::BufRead;
use gethostname::gethostname;
use std::ffi::OsString;
fn fixed_width(input: &String, len: usize) -> String fn fixed_width(input: &String, len: usize) -> String
{ {
@ -173,12 +175,12 @@ fn getenv(varname: &str) -> String
{ {
match std::env::var(varname) match std::env::var(varname)
{ {
Ok(hostname) => hostname, Ok(var) => var,
Err(_) => "".to_string() Err(_err) => {"".to_string()}
} }
} }
fn main() fn main() ->Result<(), OsString>
{ {
const SH_GREEN: &str = "1;32"; const SH_GREEN: &str = "1;32";
const SH_RED: &str = "01;31"; const SH_RED: &str = "01;31";
@ -246,7 +248,7 @@ fn main()
} }
{ {
print!("{}{}", shell_color_str(&"╞[", SH_GREEN) print!("{}{}", shell_color_str(&"╞[", SH_GREEN)
, shell_color_str(&fixed_width(&getenv("HOSTNAME"), 13), SH_CYAN)); , shell_color_str(&fixed_width(&gethostname().into_string()?, 13), SH_CYAN));
print!("{}{}", shell_color_str(&"|", SH_GREEN) print!("{}{}", shell_color_str(&"|", SH_GREEN)
, shell_color_str(&fixed_width(&getenv("USER"), 13), SH_RED)); , shell_color_str(&fixed_width(&getenv("USER"), 13), SH_RED));
print!("{}{}", shell_color_str(&"|", SH_GREEN) print!("{}{}", shell_color_str(&"|", SH_GREEN)
@ -265,4 +267,5 @@ fn main()
{ {
print!("{} {} ", shell_color_str(&"└", SH_GREEN), shell_color_str(&"$", SH_PURPLE)); print!("{} {} ", shell_color_str(&"└", SH_GREEN), shell_color_str(&"$", SH_PURPLE));
} }
Ok(())
} }