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

NAME
       putgrent - write a group database entry to a file

SYNOPSIS
       #define GNUSOURCE         /* See featuretestmacros(7) */
       #include 

       int putgrent(const struct group *grp, FILE *fp);

DESCRIPTION
       The putgrent() function is the counterpart for fgetgrent(3).  The func‐
       tion writes the content of the provided  struct  group  into  the  file
       pointed to by fp.  The list of group members must be NULL-terminated or
       NULL-initialized.

       The struct group is defined as follows:

           struct group {
               char   *grname;      /* group name */
               char   *grpasswd;    /* group password */
               gidt   grgid;       /* group ID */
               char  **grmem;       /* group members */
           };

RETURN VALUE
       The function returns zero on success, and a nonzero value on error.

CONFORMING TO
       This function is a GNU extension.

SEE ALSO
       fgetgrent(3), getgrent(3), group(5)

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                               2003-09-09                       PUTGRENT(3)