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/* Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
*/
#define import_spp
#define import_libc
#define import_xnames
#include <iraf.h>
/* STGIO.C -- STDGRAPH graphics terminal i/o interface. This is a C binding
** for the VOS STDGRAPH graphics kernel text i/o routines. These are used to
** do direct i/o to the graphics terminal, whether or not the terminal is in
** graphics mode. When the terminal is not in graphics mode, i.e., when the
** "workstation is deactivated", these routines are equivalent to the FIO
** putline and getline procedures.
**
** nchars|EOF = c_stggetline (STDIN, buf)
** c_stgputline (STDOUT, buf)
*/
/* C_STGGETLINE -- Get a line of text from the graphics terminal.
*/
int
c_stggetline (
XINT fd, /* input stream */
char *buf, /* user string buffer */
int maxch /* max bufer size */
)
{
XCHAR xbuf[maxch+1];
XINT x_fd = fd;
int status;
iferr (status = STG_GETLINE (&x_fd, xbuf))
return (EOF);
else {
c_strpak (xbuf, buf, maxch);
return (status);
}
}
/* C_STGPUTLINE -- Put a line of text to the graphics terminal.
*/
int
c_stgputline (
XINT fd, /* input stream */
char *buf /* user string buffer */
)
{
XCHAR xbuf[SZ_LINE+1];
XINT x_fd = fd;
c_strupk (buf, xbuf, SZ_LINE);
iferr (STG_PUTLINE (&x_fd, xbuf))
return (ERR);
else
return (OK);
}
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