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yuconner on 09/16/06


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environment


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get and put environment variables in C++

Published in: C++ 

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  1. // char * getenv(const char * name);
  2. // int putenv(const char * var);
  3.  
  4. // getenv example
  5. std::string HOME_PATH = getenv("HOME");
  6.  
  7. // putenv example
  8. int stat = putenv("TEMP="/tmp");
  9. if( !stat ) {
  10. 	cout<<"failed to define environment variable"<<endl;
  11. }

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