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

NAME

       putpwent - write a password file entry

SYNOPSIS

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

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

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

       putpwent(): _SVID_SOURCE

DESCRIPTION

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

       The passwd structure is defined in <pwd.h> as follows:

	   struct passwd {
	       char    *pw_name;	/* username */
	       char    *pw_passwd;	/* user password */
	       uid_t	pw_uid; 	/* user ID */
	       gid_t	pw_gid; 	/* group ID */
	       char    *pw_gecos;	/* real name */
	       char    *pw_dir; 	/* home directory */
	       char    *pw_shell;	/* shell program */
	   };

RETURN VALUE

       The putpwent() function returns 0 on success, or -1 if an error occurs.

ERRORS

       EINVAL Invalid (NULL) argument given.

CONFORMING TO

       SVr4.

SEE ALSO

       endpwent(3), fgetpwent(3), getpw(3), getpwent(3), getpwnam(3), getpwuid(3), setpwent(3)

COLOPHON

       This  page is part of release 3.25 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
								    2007-07-26							       PUTPWENT(3)