table of contents
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 *restrict p, FILE *restrict stream);
putpwent():
Since glibc 2.19:
_DEFAULT_SOURCE
Glibc 2.19 and earlier:
_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. On failure, it returns -1, and errno is set to indicate the error.
ERRORS¶
- EINVAL
- Invalid (NULL) argument given.
ATTRIBUTES¶
For an explanation of the terms used in this section, see attributes(7).
Interface | Attribute | Value |
putpwent () | Thread safety | MT-Safe locale |
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 5.13 of the Linux man-pages project. A description of the project, information about reporting bugs, and the latest version of this page, can be found at https://www.kernel.org/doc/man-pages/.
2021-03-22 | GNU |