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If you're a developer working with C or C++ programs, you may encounter an error that says "Configure error: no acceptable C compiler found in $PATH." This error can be frustrating, especially if you're not sure what it means or how to fix it. In this article, we'll take a closer look at this error, its causes, and possible solutions.
What does “Configure error: no acceptable C compiler found in $PATH” mean?
This error occurs when you're trying to compile a C or C++ program, and the system can't find a C compiler. The error message itself tells you that the "configure" script is looking for a C compiler but can't find one in your system's $PATH variable. $PATH is a list of directories that the system searches when looking for executable files.
There are several reasons why this error might occur:
- Missing C compiler: The most common cause of this error is that you don't have a C compiler installed on your system.
- Incorrect $PATH variable: The $PATH variable might be incorrect, meaning that the system can't find the C compiler in the directories listed in $PATH.
- Corrupted installation: If you recently installed a C compiler and it's not working, it might be a corrupted installation.
How to fix “Configure error: no acceptable C compiler found in $PATH”
Here are some possible solutions to fix this error:
Solution 1: Install a C compiler
If you don't have a C compiler installed on your system, you need to install one. On Linux, you can use the package manager to install a C compiler.
To install GCC on Ubuntu:
apt-get install gcc apt-get install build-essential
To install GCC on CentOS:
yum install gcc yum groupinstall "Development tools"
Solution 2: Check $PATH variable
If you have a C compiler installed but still get the "Configure error: no acceptable C compiler found in $PATH" error, you need to check your $PATH variable. The $PATH variable should contain the directory where the C compiler is installed. You can check the $PATH variable by running the following command:
echo $PATH
This command prints the directories listed in $PATH. If the directory where the C compiler is installed is not listed in $PATH, you need to add it. You can add a directory to $PATH by running the following command:
export PATH=$PATH:/path/to/c/compiler
Replace "/path/to/c/compiler" with the actual path where the C compiler is installed.
Solution 3: Check for corrupted installation
If you recently installed a C compiler and it's not working, it might be a corrupted installation. In this case, you need to reinstall the C compiler. You can remove the existing C compiler and then reinstall it
Conclusion
If you're getting the "Configure error: no acceptable C compiler found in $PATH" error, don't panic. This error is common and can be fixed easily by installing a C compiler, checking the $PATH variable, or reinstalling a corrupted C compiler. By following the solutions we've provided, you should be able to compile your C or C++ program without any further issues.