---
name: "shishi_principal_default_guess"
section: "3"
platform: "linux"
package: "shishi-doc"
version: "1.0.3-5"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/shishi_principal_default_guess"
---

# shishi\_principal\_default\_guess(3)

API function

## NAME

shishi\_principal\_default\_guess - API function

## SYNOPSIS

**#include \<shishi.h\>**

**char \* shishi\_principal\_default\_guess();**

## DESCRIPTION

Guesses the principal name for the user, looking at environment variables SHISHI\_USER, USER and LOGNAME, or if that fails, returns the string "user".

## RETURN VALUE

Returns guessed default principal for user as a string that has to be deallocated by the caller with **free()**.

## REPORTING BUGS

Report bugs to \<bug-shishi@gnu.org\>. GNU Shishi home page: http://www.gnu.org/software/shishi/ General help using GNU software: http://www.gnu.org/gethelp/

## COPYRIGHT

Copyright © 2002-2022 Simon Josefsson.\
 Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved.

## SEE ALSO

The full documentation for **shishi** is maintained as a Texinfo manual.  If the **info** and **shishi** programs are properly installed at your site, the command

-

  **info shishi**

should give you access to the complete manual.