1PUTPWENT(3)                Linux Programmer's Manual               PUTPWENT(3)
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NAME

6       putpwent - write a password file entry
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SYNOPSIS

9       #include <stdio.h>
10       #include <sys/types.h>
11       #include <pwd.h>
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13       int putpwent(const struct passwd *p, FILE *stream);
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15   Feature Test Macro Requirements for glibc (see feature_test_macros(7)):
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17       putpwent(): _SVID_SOURCE
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DESCRIPTION

20       The putpwent() function writes a password entry from the structure p in
21       the file associated with stream.
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23       The passwd structure is defined in <pwd.h> as follows:
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25           struct passwd {
26               char    *pw_name;        /* username */
27               char    *pw_passwd;      /* user password */
28               uid_t    pw_uid;         /* user ID */
29               gid_t    pw_gid;         /* group ID */
30               char    *pw_gecos;       /* real name */
31               char    *pw_dir;         /* home directory */
32               char    *pw_shell;       /* shell program */
33           };
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RETURN VALUE

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

39       EINVAL Invalid (NULL) argument given.
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CONFORMING TO

42       SVr4.
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SEE ALSO

45       endpwent(3), fgetpwent(3), getpw(3),  getpwent(3),  getpwnam(3),  getp‐
46       wuid(3), setpwent(3)
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COLOPHON

49       This  page  is  part of release 3.22 of the Linux man-pages project.  A
50       description of the project, and information about reporting  bugs,  can
51       be found at http://www.kernel.org/doc/man-pages/.
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55GNU                               2007-07-26                       PUTPWENT(3)
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