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Diffstat (limited to 'man3/putpwent.3')
-rw-r--r-- | man3/putpwent.3 | 97 |
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diff --git a/man3/putpwent.3 b/man3/putpwent.3 new file mode 100644 index 0000000..d1755f8 --- /dev/null +++ b/man3/putpwent.3 @@ -0,0 +1,97 @@ +'\" t +.\" Copyright 1993 David Metcalfe (david@prism.demon.co.uk) +.\" +.\" SPDX-License-Identifier: Linux-man-pages-copyleft +.\" +.\" References consulted: +.\" Linux libc source code +.\" Lewine's _POSIX Programmer's Guide_ (O'Reilly & Associates, 1991) +.\" 386BSD man pages +.\" Modified Sat Jul 24 18:43:46 1993 by Rik Faith (faith@cs.unc.edu) +.TH putpwent 3 2023-07-20 "Linux man-pages 6.05.01" +.SH NAME +putpwent \- write a password file entry +.SH LIBRARY +Standard C library +.RI ( libc ", " \-lc ) +.SH SYNOPSIS +.nf +.B #include <stdio.h> +.B #include <sys/types.h> +.B #include <pwd.h> +.PP +.BI "int putpwent(const struct passwd *restrict " p \ +", FILE *restrict " stream ); +.fi +.PP +.RS -4 +Feature Test Macro Requirements for glibc (see +.BR feature_test_macros (7)): +.RE +.PP +.BR putpwent (): +.nf + Since glibc 2.19: + _DEFAULT_SOURCE + glibc 2.19 and earlier: + _SVID_SOURCE +.fi +.SH DESCRIPTION +The +.BR putpwent () +function writes a password entry from the +structure \fIp\fP in the file associated with \fIstream\fP. +.PP +The \fIpasswd\fP structure is defined in \fI<pwd.h>\fP as follows: +.PP +.in +4n +.EX +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 */ +}; +.EE +.in +.SH RETURN VALUE +The +.BR putpwent () +function returns 0 on success. +On failure, it returns \-1, and +.I errno +is set to indicate the error. +.SH ERRORS +.TP +.B EINVAL +Invalid (NULL) argument given. +.SH ATTRIBUTES +For an explanation of the terms used in this section, see +.BR attributes (7). +.TS +allbox; +lbx lb lb +l l l. +Interface Attribute Value +T{ +.na +.nh +.BR putpwent () +T} Thread safety MT-Safe locale +.TE +.sp 1 +.SH STANDARDS +None. +.SH HISTORY +SVr4. +.SH SEE ALSO +.BR endpwent (3), +.BR fgetpwent (3), +.BR getpw (3), +.BR getpwent (3), +.BR getpwnam (3), +.BR getpwuid (3), +.BR setpwent (3) |