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.\" Copyright (C) 1997 Andries Brouwer (aeb@cwi.nl)
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.\" Translation revised Mon Aug 17 1998 by Juan Piernas <piernas@ditec.um.es>
.\"
.TH GETRESUID 2 "16 Julio 1997" "Linux 2.1.44" "Manual de Programacion de Linux"
.SH NOMBRE
getresuid, getresgid \- devuelve el ID real, efectivo o salvado del usuario o
grupo
.SH SINOPSIS
.B #include <unistd.h>
.sp
.BI "int getresuid(uid_t *" ruid ", uid_t *" euid ", uid_t *" suid );
.br
.BI "int getresgid(gid_t *" rgid ", gid_t *" egid ", gid_t *" sgid ); 
.SH DESCRIPCIÓN
.B getresuid
and
.B getresgid
(ambos introducidos en Linux 2.1.44)
devuelven en ID real, efectivo y salvado del usuario (resp. ID de grupo) del
proceso actual.

.SH "VALOR DEVUELTO"
Si es correcto, devuelve el valor 0. Caso de error, devuelve el valor \-1 y la
variable
.I errno
es modificada apropiadamente.
.SH ERRORES
.TP
.B EFAULT
Uno de los argumentos especificó una dirección fuera del rango del espacio de
direcciones del programa.
.SH "CONFORME A"
Esta llamada es específica de Linux
.SH "VÉASE TAMBIÉN"
.BR getuid (2),
.BR setuid (2),
.BR setreuid (2),
.BR setresuid (2)