Checking If GCC Compiler Is Installed On My Linux System

This post will guide you how to check if the gcc compiler or g++ compiler are installed on my ubuntu/CentOS/RHEL Linux system. How to check the location of the installed GCC compiler on Linux. HOw to install GNU c/c++ compiler (GCC and G++) on my Linux system.

Checking If GCC Compiler Is Installed


If you want to check if the GNU GCC Compilers are install on your system, you can try to check the version of GCC compiler on Linux, or you can use which command to locate gcc or g++ commands .

Check the Location of GNU or GCC Compiler

Type the following command to check the location of gcc compiler in your system, type:

$ which g++
$ which gcc
$which make

Outputs:

devops@devops-osetc:~$ which gcc
/usr/bin/gcc
devops@devops-osetc:~$ which g++
/usr/bin/g++
devops@devops-osetc:~$ which make
/usr/bin/make

Or you can use the type command to achieve the same result of checking the location of all compilers, type:

$ type gcc
$ type g++
$ type make

Outputs:

devops@devops-osetc:~$ type gcc
gcc is hashed (/usr/bin/gcc)
devops@devops-osetc:~$ type g++
g++ is hashed (/usr/bin/g++)
devops@devops-osetc:~$ type make
make is hashed (/usr/bin/make)

Check Version of Compiler

if you want to check the version of All compilers installed on your Linux system, you just need to execute the following command:

$ gcc --version
$ g++ --version
$ make --version

Outputs:

devops@devops-osetc:~$ gcc --version
gcc (Ubuntu 5.4.0-6ubuntu1~16.04.4) 5.4.0 20160609
Copyright (C) 2015 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

devops@devops-osetc:~$ g++ --version
g++ (Ubuntu 5.4.0-6ubuntu1~16.04.4) 5.4.0 20160609
Copyright (C) 2015 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

devops@devops-osetc:~$ make --version
GNU Make 4.1
Built for x86_64-pc-linux-gnu
Copyright (C) 1988-2014 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.

Installing GNU GCC Compiler


For CentOS/RHEL 6/7:
You need to execute the following yum command to install gcc compiler, type:

#yum groupinstall "Developent Tools"

Or

#yum group install "Development Tools"

For Ubuntu/Debian Linux:
you need to run the one of the following command to install compilers, type:

$ sudo apt-get install build-essential

or

$ sudo apt install build-essential

 

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