GETENV

Section: Linux Programmer's Manual (3)
Updated: 1993-04-03
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NAME

getenv - get an environment variable  

SYNOPSIS

#include <stdlib.h>

char *getenv(const char *name);
 

DESCRIPTION

The getenv() function searches the environment list for a string that matches the string pointed to by name. The strings are of the form name = value.  

RETURN VALUE

The getenv() function returns a pointer to the value in the environment, or NULL if there is no match.  

CONFORMING TO

SVr4, POSIX.1-2001, 4.3BSD, C89  

SEE ALSO

clearenv(3), putenv(3), setenv(3), unsetenv(3), environ(7)


 

Index

NAME
SYNOPSIS
DESCRIPTION
RETURN VALUE
CONFORMING TO
SEE ALSO

linux.jgfs.net manual pages