setpwent()

Updated: April 19, 2023

Rewind the password database file

Synopsis:

#include <sys/types.h>
#include <pwd.h>

int setpwent( void );

Library:

libc

Use the -l c option to qcc to link against this library. This library is usually included automatically.

Description:

The setpwent() function rewinds to the start of the password name database file. It's provided for programs that make multiple lookups in the password database (using the getpwuid() and getpwnam() calls) to avoid opening and closing the password database for each access.

Classification:

POSIX 1003.1

Safety:  
Cancellation point Yes
Interrupt handler No
Signal handler No
Thread No