1PUTPWENT(3) Linux Programmer's Manual PUTPWENT(3)
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6 putpwent - write a password file entry
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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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16 The putpwent() function writes a password entry from the structure p in
17 the file associated with stream.
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19 The passwd structure is defined in <pwd.h> as follows:
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21 struct passwd {
22 char *pw_name; /* user name */
23 char *pw_passwd; /* user password */
24 uid_t pw_uid; /* user ID */
25 gid_t pw_gid; /* group ID */
26 char *pw_gecos; /* real name */
27 char *pw_dir; /* home directory */
28 char *pw_shell; /* shell program */
29 };
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32 The putpwent() function returns 0 on success, or -1 if an error occurs.
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35 EINVAL Invalid (NULL) argument given.
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38 SVr4
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41 endpwent(3), fgetpwent(3), getpw(3), getpwent(3), getpwnam(3), getp‐
42 wuid(3), setpwent(3)
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46GNU 1993-04-09 PUTPWENT(3)