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-rw-r--r--vtcol.rs67
1 files changed, 58 insertions, 9 deletions
diff --git a/vtcol.rs b/vtcol.rs
index 04e4f86..be3081a 100644
--- a/vtcol.rs
+++ b/vtcol.rs
@@ -1,4 +1,52 @@
+#![allow(unstable)]
+
extern crate libc;
+extern crate getopts;
+
+#[derive(Show)]
+enum Scheme { Default, SolarizedDark, SolarizedLight }
+
+/* struct Job -- Runtime parameters.
+ */
+#[derive(Show)]
+struct Job {
+ this : String, /* argv[0] */
+ scheme : Scheme, /* The color scheme to switch to. */
+}
+
+impl Job {
+
+ pub fn
+ new ()
+ -> Job
+ {
+ let argv = std::os::args();
+ let opts = &[
+ getopts::optopt("s", "scheme", "predefined color scheme", "NAME"),
+ getopts::optflag("h", "help", "print this message")
+ ];
+ let matches = match getopts::getopts(argv.tail(), opts)
+ {
+ Ok(m) => m,
+ Err(f) => panic!(f.to_string())
+ };
+ let scheme = match matches.opt_str("s") {
+ None => Scheme::Default,
+ Some (name) => {
+ match name.as_slice() {
+ "solarized" | "solarized_dark" | "sd" => Scheme::SolarizedDark,
+ "solarized_light" | "sl" => Scheme::SolarizedLight,
+ _ => Scheme::Default
+ }
+ }
+ };
+ Job {
+ this : argv[0].clone(),
+ scheme : scheme
+ }
+ }
+
+} /* [impl Job] */
/* Rust appears to come with two wrappers for ``ioctl(2)``, but neither can be utilized for our
* purposes. The one in ``sys`` is part of a private (seriously‽) whereas the one in the
@@ -23,7 +71,6 @@ const PIO_CMAP : libc::c_int = 0x00004B71; /* kd.h */
const KB_101 : libc::c_char = 0x0002; /* kd.h */
const O_NOCTTY : libc::c_int = 0o0400; /* fcntl.h */
-
static CONSOLE_PATHS : [&'static str; 6] = [
"/proc/self/fd/0",
"/dev/tty",
@@ -54,11 +101,6 @@ static SOLARIZED_COLORS_LIGHT : [&'static str; PALETTE_SIZE] = [
"657b83", "6c71c4", "586e75", "002b36",
];
-/*
- * The palette struct is the type expected by ioctl PIO_CMAP
- */
-//struct palette { unsigned char colors[PALETTE_SIZE * 7]; };
-
pub struct Palette {
colors : [u8; PALETTE_BYTES]
}
@@ -256,10 +298,16 @@ clear_term (fd : Fd)
fn
main ()
{
+ let job = Job::new();
+ println!("job parms: {:?}", job);
let color_set : [[&str; 7]; PALETTE_SIZE];
- //let mut pal : Palette = Palette::new(&DEFAULT_COLORS);
- let mut pal : Palette = Palette::new(&SOLARIZED_COLORS_DARK);
- //let mut pal : Palette = Palette::new(&SOLARIZED_COLORS_LIGHT);
+ let mut pal : Palette = {
+ match job.scheme {
+ Scheme::Default => Palette::new(&DEFAULT_COLORS),
+ Scheme::SolarizedDark => Palette::new(&SOLARIZED_COLORS_DARK),
+ Scheme::SolarizedLight => Palette::new(&SOLARIZED_COLORS_LIGHT),
+ }
+ };
println!("{}", pal);
//println!("{:?}", pal);
let fd = get_console_fd(None).unwrap();
@@ -269,5 +317,6 @@ main ()
panic!("PIO_CMAP, ioctl failed to insert new palette")
}
clear_term(fd);
+ println!("terminated from job {:?}", job);
}