How to Install and Uninstall flex-old Package on Ubuntu 21.10 (Impish Indri)

Last updated: December 23,2024

1. Install "flex-old" package

Please follow the guidelines below to install flex-old on Ubuntu 21.10 (Impish Indri)


    
        
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                sudo apt update
            
                    
    
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                sudo apt install
            
                        
                flex-old
            
                    
    
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2. Uninstall "flex-old" package

This tutorial shows how to uninstall flex-old on Ubuntu 21.10 (Impish Indri):


    
        
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                sudo apt remove
            
                        
                flex-old
            
                    
    
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                sudo apt autoclean && sudo apt autoremove
            
                    
    
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3. Information about the flex-old package on Ubuntu 21.10 (Impish Indri)

Package: flex-old
Architecture: amd64
Version: 2.5.4a-10.1
Priority: extra
Section: universe/devel
Origin: Ubuntu
Maintainer: Ubuntu Developers
Original-Maintainer: Tommi Vainikainen
Bugs: https://bugs.launchpad.net/ubuntu/+filebug
Installed-Size: 465
Depends: libc6 (>= 2.14)
Recommends: gcc | c-compiler
Suggests: bison
Conflicts: flex
Filename: pool/universe/f/flex-old/flex-old_2.5.4a-10.1_amd64.deb
Size: 168392
MD5sum: 1ce281ae6dc729c7046410713110b7cf
SHA1: 950bed64d9c907b0eb51f6723bb8c372e2279681
SHA256: 230d0975a73bcd9e6f3422c5d40d2f94a1b25f6ff63e7324856831c12dfd80a8
SHA512: 2de6f589dd319ffd145afd7d913b8201935180781579e016e947a5188851cfcb5a1c36af98954ab1d4e489c8a0b34eba94ac511bc0602ec6c021c5c40d0ea8b1
Homepage: http://flex.sourceforge.net/
Description-en: Old version of the fast lexical analyzer generator
flex is a tool for generating scanners: programs which recognize lexical
patterns in text. This is the old 2.5.4a version, which is no longer
being developed. You should normally choose flex, unless you have
legacy lexer files that do not work with a modern flex.
.
This product includes software developed by the University of California,
Berkeley and its contributors. The upstream source code can be found at
http://flex.sourceforge.net/
Description-md5: 635ae580015e71b2feeb1332050a361a