PUTPWENT(3) Linux Programmer's Manual PUTPWENT(3)

NAME
       putpwent - write a password file entry

SYNOPSIS
       #include 
       #include 
       #include 

       int putpwent(const struct passwd *p, FILE *stream);

   Feature Test Macro Requirements for glibc (see featuretestmacros(7)):

       putpwent(): SVIDSOURCE

DESCRIPTION
       The putpwent() function writes a password entry from the structure p in
       the file associated with stream.

       The passwd structure is defined in  as follows:

           struct passwd {
               char    *pwname;        /* username */
               char    *pwpasswd;      /* user password */
               uidt    pwuid;         /* user ID */
               gidt    pwgid;         /* group ID */
               char    *pwgecos;       /* real name */
               char    *pwdir;         /* home directory */
               char    *pwshell;       /* shell program */
           };

RETURN VALUE
       The putpwent() function returns 0 on success, or -1 if an error occurs.
       In the event of an error, errno is set to indicate the cause.

ERRORS
       EINVAL Invalid (NULL) argument given.

CONFORMING TO
       SVr4.

SEE ALSO
       endpwent(3),  fgetpwent(3),  getpw(3),  getpwent(3), getpwnam(3), getp‐
       wuid(3), setpwent(3)

COLOPHON
       This page is part of release 3.53 of the Linux  man-pages  project.   A
       description  of  the project, and information about reporting bugs, can
       be found at http://www.kernel.org/doc/man-pages/.



GNU                               2013-04-19                       PUTPWENT(3)