Flashnux

GNU/Linux man pages

Livre :
Expressions régulières,
Syntaxe et mise en oeuvre :

ISBN : 978-2-7460-9712-4
EAN : 9782746097124
(Editions ENI)

GNU/Linux

CentOS 2.1AS

(Slurm)

getpwuid(3)


GETPWNAM

GETPWNAM

NAME
SYNOPSIS
DESCRIPTION
RETURN VALUE
ERRORS
FILES
CONFORMING TO
SEE ALSO

NAME

getpwnam, getpwuid − get password file entry

SYNOPSIS

#include <pwd.h>
#include <sys/types.h>

struct passwd *getpwnam(const char * name);

struct passwd *getpwuid(uid_t uid);

DESCRIPTION

The getpwnam() function returns a pointer to a structure containing the broken out fields of a line from /etc/passwd for the entry that matches the user name name.

The getpwuid() function returns a pointer to a structure containing the broken out fields of a line from /etc/passwd for the entry that matches the user uid uid.

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 */
};

RETURN VALUE

The getpwnam() and getpwuid() functions return a pointer to the passwd structure, or NULL if the matching entry is not found or an error occurs.

ERRORS

ENOMEM

Insufficient memory to allocate passwd structure.

FILES

/etc/passwd

password database file

CONFORMING TO

SVID 3, POSIX, BSD 4.3

SEE ALSO

fgetpwent(3), getgrnam(3), getpwent(3), setpwent(3), endpwent(3), getpw(3), putpwent(3), passwd(5)



getpwuid(3)