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getaddrinfo(3) -- network address and service translation
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The getaddrinfo(3) function combines the functionality provided by the getipnodebyname(3), getipnodebyaddr(3), getservbyname(3), and get- servbyport(3) functions into a single interface. The thread-sa... |
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getcwd(3) -- Get current working directory
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The getcwd() function copies an absolute pathname of the current working directory to the array pointed to by buf, which is of length size. If the current absolute path name would require a buffer lon... |
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getdirentries(3) -- get directory entries in a filesystem independent format
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Read directory entries from the directory specified by fd into buf. At most nbytes are read. Reading starts at offset *basep, and *basep is updated with the new position after reading. |
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getenv(3) -- get an environment variable
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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. |
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getgrent(3) -- get group file entry
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The getgrent() function returns a pointer to a structure containing the group information from /etc/group. The first time it is called it returns the first entry; thereafter, it returns successive ent... |
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getgrnam(3) -- get group file entry
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The getgrnam() function returns a pointer to a structure containing the group information from /etc/group for the entry that matches the group name name. The getgrgid() function returns a pointer to a... |
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gethostbyname(3) -- get network host entry
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The gethostbyname() function returns a structure of type hostent for the given host name. Here name is either a host name, or an IPv4 address in standard dot notation, or an IPv6 address in colon (and... |
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getipnodebyname(3) -- get network host names and addresses
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The getipnodebyname(3) and getipnodebyaddr(3) functions return the names and addresses of a network host. These functions return a pointer to the following structure: struct hostent { char *h_name; ch... |
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getloadavg(3) -- get system load averages
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The getloadavg() function returns the number of processes in the system run queue averaged over various periods of time. Up to nelem samples are retrieved and assigned to successive elements of loadav... |
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getlogin(3) -- get user name
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getlogin returns a pointer to a string containing the name of the user logged in on the controlling terminal of the process, or a null pointer if this information cannot be determined. The string is s... |
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getmntent(3) -- get file system descriptor file entry
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These routines are used to access the file system description file /etc/fstab and the mounted file system description file /etc/mtab. The setmntent() function opens the file system description file fi... |
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getnameinfo(3) -- address-to-name translation in protocol-independent manner
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The getnameinfo(3) function is defined for protocol-independent address-to-nodename translation. It combines the functionality of gethostbyaddr(3) and getservbyport(3) and is the inverse of getad- dri... |
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getnetent(3) -- get network entry
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The getnetent() function reads the next line from the file /etc/net- works and returns a structure netent containing the broken out fields from the line. The /etc/networks file is opened if necessary.... |
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getopt(3) -- Parse command line options
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The getopt() function parses the command line arguments. Its arguments argc and argv are the argument count and array as passed to the main() function on program invocation. An element of argv that st... |
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getpass(3) -- get a password
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This function is obsolete. Do not use it. The getpass() function opens /dev/tty (the controlling terminal of the process), outputs the string prompt, turns off echoing, reads one line (the "password... |
