logname - Displays user login name
Interfaces documented on this reference page conform to industry standards as follows:
logname: XPG4, XPG4-UNIX
Refer to the
reference page for more information
about industry standards and associated tags.
command writes to standard output the name you used to log
into the system.
command explicitly ignores the
environment variable to avoid erroneous
results from environment changes.
The following exit values are returned:
utility would fail.
The following environment variables affect the execution of
Provides a default value for the internationalization variables
that are unset or null. If
is unset or null, the corresponding value from the default locale is used.
If any of the internationalization variables contain an invalid setting, the
utility behaves as if none of the variables had been defined.
If set to a non-empty string value, overrides the values of
all the other internationalization variables.
Determines the locale for the interpretation of sequences
of bytes of text data as characters (for example, single-byte as opposed to
multibyte characters in arguments).
Determines the locale for the format and contents of diagnostic
messages written to standard error.
Determines the location of message catalogues for the processing
Commands: id(1), env(1), login(1), who(1)