Crate libaki_xcat

concatenate files that are plain, gzip, xz and zstd.

Usage:
  aki-xcat [options] [<file>...]

this is like a cat, zcat, xzcat, zstdcat and lz4cat.
with no <file> or when <file> is -, read standard input.
automatic discovery file type: plain, gz, xz, zst and lz4.

Options:
  -n, --number          output line number for each lines
  -f, --file-name       output file name for each lines
      --path-name       output path name for each lines
  -p, --pipe-in <num>   read from pipe <num> [unimplemented]

  -H, --help        display this help and exit
  -V, --version     display version information and exit

Argument:
  <file>         utf-8 encoded text file. A compressed file of it by gzip, xz, zstd, lz4.

Examples:
  You can simple use. Just arrange the files.
    aki-xcat file1 file2.gz file3.xz file4.zst file5.lz4

Examples

The input file used in this example looks like this:

cat fixtures/plain.txt

result output :

abcdefg
hijklmn

zcat fixtures/gztext.txt.gz

result output :

ABCDEFG
HIJKLMN

Example 1: simple concatenate

concatenate plain text file and gzip text file.

aki-xcat fixtures/plain.txt fixtures/gztext.txt.gz

result output :

abcdefg
hijklmn
ABCDEFG
HIJKLMN

Example 2: multi file formats

concatenate plain text file, gzip text file, xz text file, zstd text file and lz4 text file.

aki-xcat fixtures/plain.txt fixtures/gztext.txt.gz fixtures/xztext.txt.xz  fixtures/zstext.txt.zst fixtures/lz4text.txt.lz4

Example 3: output all line number

concatenate plain text file and gzip text file.

aki-xcat -n fixtures/plain.txt fixtures/gztext.txt.gz

result output :

     1  abcdefg
     2  hijklmn
     3  ABCDEFG
     4  HIJKLMN

Example 4: file name and line number

concatenate plain text file and gzip text file.

aki-xcat -n -f fixtures/plain.txt fixtures/gztext.txt.gz

result output :

"plain.txt"     1   abcdefg
"plain.txt"     2   hijklmn
"gztext.txt.gz"     1   ABCDEFG
"gztext.txt.gz"     2   HIJKLMN

Example 5: path name and line number

concatenate plain text file and gzip text file.

aki-xcat -n --path-name fixtures/plain.txt fixtures/gztext.txt.gz

result output :

"fixtures/plain.txt"     1  abcdefg
"fixtures/plain.txt"     2  hijklmn
"fixtures/gztext.txt.gz"     1  ABCDEFG
"fixtures/gztext.txt.gz"     2  HIJKLMN

Library example

See fn execute() for this library examples.

Functions

execute

execute xcat