update readme, change --unpack to --decompress, put progress bar on stderr

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "upkr"
-version = "0.2.1"
+version = "0.2.2"
 edition = "2021"
 
 [profile.release]

README.md

@@ -22,6 +22,12 @@ c_unpacker and asm_unpackers unpack the default upkr compressed format. The z80_
 is based on some variations to the compressed format. (Use `upkr --z80` to select those variations.)
 The 16 bit dos unpacker also uses some variations. (`upkr --x86`)
 
+### More unpackers outside this repository
+
+* [Atari Lynx](https://github.com/42Bastian/new_bll/blob/master/demos/depacker/unupkr.asm)
+* [Atari Jaguar](https://github.com/42Bastian/new_bjl/blob/main/exp/depacker/unupkr.js)
+* [8080, R800](https://github.com/ivagorRetrocomp/DeUpkr)
+
 ## Usage
 
 ```
@@ -32,10 +38,13 @@ The 16 bit dos unpacker also uses some variations. (`upkr --x86`)
 
  -l, --level N       compression level 0-9
  -0, ..., -9         short form for setting compression level
- -u, --unpack        unpack infile
+ -d, --decompress    decompress infile
  --heatmap           calculate heatmap from compressed file
  --margin            calculate margin for overlapped unpacking of a packed file
 
+When no infile is given, or the infile is '-', read from stdin.
+When no outfile is given and reading from stdin, or when outfile is '-', write to stdout.
+
 Config presets for specific unpackers:
  --z80               --big-endian-bitstream --invert-bit-encoding --simplified-prob-update -9
  --x86               --bitstream --invert-is-match-bit --invert-continue-value-bit --invert-new-offset-bit

src/main.rs

@@ -59,7 +59,7 @@ fn main() -> Result<()> {
                 level = 9;
             }
 
-            Short('u') | Long("unpack") => unpack = true,
+            Short('u') | Long("unpack") | Short('d') | Long("decompress") => unpack = true,
             Long("margin") => calculate_margin = true,
             Long("heatmap") => create_heatmap = true,
             #[cfg(feature = "crossterm")]
@@ -94,7 +94,7 @@ fn main() -> Result<()> {
 
         #[cfg(feature = "terminal")]
         let mut packed_data = {
-            let mut pb = pbr::ProgressBar::new(data.len() as u64);
+            let mut pb = pbr::ProgressBar::on(std::io::stderr(), data.len() as u64);
             pb.set_units(pbr::Units::Bytes);
             let packed_data = upkr::pack(
                 &data,
@@ -105,6 +105,7 @@ fn main() -> Result<()> {
                 }),
             );
             pb.finish();
+            eprintln!();
             packed_data
         };
         #[cfg(not(feature = "terminal"))]
@@ -246,7 +247,7 @@ fn print_help(exit_code: i32) -> ! {
     eprintln!();
     eprintln!(" -l, --level N       compression level 0-9");
     eprintln!(" -0, ..., -9         short form for setting compression level");
-    eprintln!(" -u, --unpack        unpack infile");
+    eprintln!(" -d, --decompress    decompress infile");
     eprintln!(" --heatmap           calculate heatmap from compressed file");
     eprintln!(" --margin            calculate margin for overlapped unpacking of a packed file");
     eprintln!();