Linux uudecode Command

Linux Command Manual

The Linux uudecode command is used to restore an ASCII encoded file generated by the uuencode command back to its original binary file format.

uudecode is typically used in conjunction with uuencode. When receiving a uuencoded file, you can use uudecode to decode it back to its original file format.

Syntax

uudecode 

Parameters:

• input-file: The ASCII encoded file to decode. If no file is specified, uudecode will read data from standard input.

Examples

Suppose you have a file encoded with uuencode named encoded.txt, and you want to restore it to its original binary file:

uudecode encoded.txt

After executing this command, uudecode will decode encoded.txt and generate the original file with the same name as specified during encoding.

Automatic Filename Detection

uudecode automatically identifies the filename within the encoded file and uses that filename to create the decoded file. For example, if encoded.txt contains the encoded example.bin file, then after decoding, a file named example.bin will be automatically generated.

Decoding from Standard Input

You can also use pipes to combine uudecode with other commands to decode data from standard input. For example:

cat encoded.txt | uudecode

This method is suitable for scenarios where you need to read encoded content from standard input and decode it.

Linux Command Manual