uwritec(9F)

NAME

     uwritec - remove a character from a uio structure

SYNOPSIS

     #include <sys/uio.h>

     int uwritec(uio_t *uio_p);

INTERFACE LEVEL

     Architecture independent level 1 (DDI/DKI)

PARAMETERS

     uio_p Pointer to the  uio(9S) structure

DESCRIPTION

     uwritec() returns a character from the uio structure pointed
     to by uio_p and updates the  uio structure. See uiomove(9F).

RETURN VALUES

     The next character for processing is  returned  on  success,
     and   -1  is  returned  if   uio  is empty or if there is an
     error.

CONTEXT

     uwritec() can be called from user or interrupt context.

SEE ALSO

     uiomove(9F), ureadc(9F), iovec(9S), uio(9S)

     Writing Device Drivers