putpwent: zapište položku do souboru hesel

Originální popis anglicky: putpwent - write a password file entry

Návod, kniha: Linux Programmer's Manual

STRUČNĚ

#include <stdio.h>
#include <sys/types.h>
#include <pwd.h>
 
int putpwent(const struct passwd *p, FILE *stream);

POPIS / INSTRUKCE

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;		/* user name */
        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 */
};

NÁVRATOVÁ HODNOTA

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

CHYBY / ERRORY

EINVAL: Invalid (NULL) argument given.

ODPOVÍDAJÍCÍ

SVID 3

SOUVISEJÍCÍ

endpwent(3), fgetpwent(3), getpw(3), getpwent(3), getpwnam(3), getpwuid(3), setpwent(3)

1993-04-09

GNU