# pam_error - display error messages to the user - man(3) - [phpMan]

[_PAM_ERROR_(3)](https://www.chedong.com/phpMan.php/man/PAMERROR/3/markdown)                              Linux-PAM Manual                              [_PAM_ERROR_(3)](https://www.chedong.com/phpMan.php/man/PAMERROR/3/markdown)

## NAME
       pam_error, pam_verror - display error messages to the user

## SYNOPSIS
### #include <security/pam_ext.h>


       **int pam_error(pam_handle_t *_**pamh_**, const char *_**fmt_**, _**..._**);**

       **int pam_verror(pam_handle_t *_**pamh_**, const char *_**fmt_**, va_list _**args_**);**

## DESCRIPTION
       The **pam_error **function prints error messages through the conversation function to the user.

       The **pam_verror **function performs the same task as **pam_error() **with the difference that it
       takes a set of arguments which have been obtained using the [**stdarg**(3)](https://www.chedong.com/phpMan.php/man/stdarg/3/markdown) variable argument list
       macros.

## RETURN VALUES
       PAM_BUF_ERR
           Memory buffer error.

       PAM_CONV_ERR
           Conversation failure.

       PAM_SUCCESS
           Error message was displayed.

       PAM_SYSTEM_ERR
           System error.

## SEE ALSO
       [**pam_info**(3)](https://www.chedong.com/phpMan.php/man/paminfo/3/markdown), [**pam_vinfo**(3)](https://www.chedong.com/phpMan.php/man/pamvinfo/3/markdown), [**pam_prompt**(3)](https://www.chedong.com/phpMan.php/man/pamprompt/3/markdown), [**pam_vprompt**(3)](https://www.chedong.com/phpMan.php/man/pamvprompt/3/markdown), [**pam**(7)](https://www.chedong.com/phpMan.php/man/pam/7/markdown)

## STANDARDS
       The **pam_error **and **pam_verror **functions are Linux-PAM extensions.

Linux-PAM                                    05/07/2023                                 [_PAM_ERROR_(3)](https://www.chedong.com/phpMan.php/man/PAMERROR/3/markdown)