LKBEN11170: Howto get the PATH environment variable setting via a c or c++ program


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LKB | Created: 02/04/2020 | Version: 0 | Language: EN | Rating: 0 | Outdated: False | Marked for deletion: False

Author: Wim Peeters - Keskon GmbH & Co. KG


Symptom

You are writing a c/c++ program and want to get some environment variable

Cause

none

Solution

//To get to the environment variables you can use the following program and compile it:

#include <stdio.h>
#include <stdlib.h>

int main(void) {
  char *myenvvar=getenv("PATH");
  printf("The PATH environment variable is set to %s\n",myenvvar);
}


//compile with: gcc envvar.c -o envvar
//stand for environment variable
//Wim Peeters.
 

About the Author

Wim Peeters is electronics engineer with an additional master in IT and over 30 years of experience including time spent in support, development, consulting, training and database administration. Wim has worked with SQL Server since version 6.5. He has developed in C/C++, Java and C# on Windows and Linux in different European countries and different European languages. He writes knowledge base articles to solve IT problems and publishes them on the Lubby Knowledge Platform where he is one of the most important contributors and the main developer.

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