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-rw-r--r--sim/common/sim-io.c389
1 files changed, 0 insertions, 389 deletions
diff --git a/sim/common/sim-io.c b/sim/common/sim-io.c
deleted file mode 100644
index 26f44451a30..00000000000
--- a/sim/common/sim-io.c
+++ /dev/null
@@ -1,389 +0,0 @@
-/* This file is part of the program psim.
-
- Copyright (C) 1994-1997, Andrew Cagney <cagney@highland.com.au>
- Copyright (C) 1998, Cygnus Solutions.
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
- */
-
-
-#include "sim-main.h"
-#include "sim-io.h"
-#include "targ-vals.h"
-
-#include <errno.h>
-#if HAVE_FCNTL_H
-#include <fcntl.h>
-#endif
-
-#if HAVE_UNISTD_H
-#include <unistd.h>
-#endif
-
-/* Define the rate at which the simulator should poll the host
- for a quit. */
-#ifndef POLL_QUIT_INTERVAL
-#define POLL_QUIT_INTERVAL 0x10
-#endif
-
-static int poll_quit_count = POLL_QUIT_INTERVAL;
-
-/* See the file include/callbacks.h for a description */
-
-
-int
-sim_io_init(SIM_DESC sd)
-{
- return STATE_CALLBACK (sd)->init (STATE_CALLBACK (sd));
-}
-
-
-int
-sim_io_shutdown(SIM_DESC sd)
-{
- return STATE_CALLBACK (sd)->shutdown (STATE_CALLBACK (sd));
-}
-
-
-int
-sim_io_unlink(SIM_DESC sd,
- const char *f1)
-{
- return STATE_CALLBACK (sd)->unlink (STATE_CALLBACK (sd), f1);
-}
-
-
-long
-sim_io_time(SIM_DESC sd,
- long *t)
-{
- return STATE_CALLBACK (sd)->time (STATE_CALLBACK (sd), t);
-}
-
-
-int
-sim_io_system(SIM_DESC sd, const char *s)
-{
- return STATE_CALLBACK (sd)->system (STATE_CALLBACK (sd), s);
-}
-
-
-int
-sim_io_rename(SIM_DESC sd,
- const char *f1,
- const char *f2)
-{
- return STATE_CALLBACK (sd)->rename (STATE_CALLBACK (sd), f1, f2);
-}
-
-
-int
-sim_io_write_stdout(SIM_DESC sd,
- const char *buf,
- int len)
-{
- switch (CURRENT_STDIO) {
- case DO_USE_STDIO:
- return STATE_CALLBACK (sd)->write_stdout (STATE_CALLBACK (sd), buf, len);
- break;
- case DONT_USE_STDIO:
- return STATE_CALLBACK (sd)->write (STATE_CALLBACK (sd), 1, buf, len);
- break;
- default:
- sim_io_error (sd, "sim_io_write_stdout: unaccounted switch\n");
- break;
- }
- return 0;
-}
-
-
-void
-sim_io_flush_stdout(SIM_DESC sd)
-{
- switch (CURRENT_STDIO) {
- case DO_USE_STDIO:
- STATE_CALLBACK (sd)->flush_stdout (STATE_CALLBACK (sd));
- break;
- case DONT_USE_STDIO:
- break;
- default:
- sim_io_error (sd, "sim_io_flush_stdout: unaccounted switch\n");
- break;
- }
-}
-
-
-int
-sim_io_write_stderr(SIM_DESC sd,
- const char *buf,
- int len)
-{
- switch (CURRENT_STDIO) {
- case DO_USE_STDIO:
- return STATE_CALLBACK (sd)->write_stderr (STATE_CALLBACK (sd), buf, len);
- break;
- case DONT_USE_STDIO:
- return STATE_CALLBACK (sd)->write (STATE_CALLBACK (sd), 2, buf, len);
- break;
- default:
- sim_io_error (sd, "sim_io_write_stderr: unaccounted switch\n");
- break;
- }
- return 0;
-}
-
-
-void
-sim_io_flush_stderr(SIM_DESC sd)
-{
- switch (CURRENT_STDIO) {
- case DO_USE_STDIO:
- STATE_CALLBACK (sd)->flush_stderr (STATE_CALLBACK (sd));
- break;
- case DONT_USE_STDIO:
- break;
- default:
- sim_io_error (sd, "sim_io_flush_stderr: unaccounted switch\n");
- break;
- }
-}
-
-
-int
-sim_io_write(SIM_DESC sd,
- int fd,
- const char *buf,
- int len)
-{
- return STATE_CALLBACK (sd)->write (STATE_CALLBACK (sd), fd, buf, len);
-}
-
-
-int
-sim_io_read_stdin(SIM_DESC sd,
- char *buf,
- int len)
-{
- switch (CURRENT_STDIO) {
- case DO_USE_STDIO:
- return STATE_CALLBACK (sd)->read_stdin (STATE_CALLBACK (sd), buf, len);
- break;
- case DONT_USE_STDIO:
- return STATE_CALLBACK (sd)->read (STATE_CALLBACK (sd), 0, buf, len);
- break;
- default:
- sim_io_error (sd, "sim_io_read_stdin: unaccounted switch\n");
- break;
- }
- return 0;
-}
-
-
-int
-sim_io_read(SIM_DESC sd, int fd,
- char *buf,
- int len)
-{
- return STATE_CALLBACK (sd)->read (STATE_CALLBACK (sd), fd, buf, len);
-}
-
-
-int
-sim_io_open(SIM_DESC sd,
- const char *name,
- int flags)
-{
- return STATE_CALLBACK (sd)->open (STATE_CALLBACK (sd), name, flags);
-}
-
-
-int
-sim_io_lseek(SIM_DESC sd,
- int fd,
- long off,
- int way)
-{
- return STATE_CALLBACK (sd)->lseek (STATE_CALLBACK (sd), fd, off, way);
-}
-
-
-int
-sim_io_isatty(SIM_DESC sd,
- int fd)
-{
- return STATE_CALLBACK (sd)->isatty (STATE_CALLBACK (sd), fd);
-}
-
-
-int
-sim_io_get_errno(SIM_DESC sd)
-{
- return STATE_CALLBACK (sd)->get_errno (STATE_CALLBACK (sd));
-}
-
-
-int
-sim_io_close(SIM_DESC sd,
- int fd)
-{
- return STATE_CALLBACK (sd)->close (STATE_CALLBACK (sd), fd);
-}
-
-
-void
-sim_io_printf(SIM_DESC sd,
- const char *fmt,
- ...)
-{
- va_list ap;
- va_start(ap, fmt);
- STATE_CALLBACK (sd)->vprintf_filtered (STATE_CALLBACK (sd), fmt, ap);
- va_end(ap);
-}
-
-
-void
-sim_io_vprintf(SIM_DESC sd,
- const char *fmt,
- va_list ap)
-{
- STATE_CALLBACK (sd)->vprintf_filtered (STATE_CALLBACK (sd), fmt, ap);
-}
-
-
-void
-sim_io_eprintf(SIM_DESC sd,
- const char *fmt,
- ...)
-{
- va_list ap;
- va_start(ap, fmt);
- STATE_CALLBACK (sd)->evprintf_filtered (STATE_CALLBACK (sd), fmt, ap);
- va_end(ap);
-}
-
-
-void
-sim_io_evprintf(SIM_DESC sd,
- const char *fmt,
- va_list ap)
-{
- STATE_CALLBACK (sd)->evprintf_filtered (STATE_CALLBACK (sd), fmt, ap);
-}
-
-
-void
-sim_io_error(SIM_DESC sd,
- const char *fmt,
- ...)
-{
- if (sd == NULL || STATE_CALLBACK (sd) == NULL) {
- va_list ap;
- va_start(ap, fmt);
- vfprintf (stderr, fmt, ap);
- va_end(ap);
- fprintf (stderr, "\n");
- abort ();
- }
- else {
- va_list ap;
- va_start(ap, fmt);
- STATE_CALLBACK (sd)->evprintf_filtered (STATE_CALLBACK (sd), fmt, ap);
- va_end(ap);
- STATE_CALLBACK (sd)->error (STATE_CALLBACK (sd), "");
- }
-}
-
-
-void
-sim_io_poll_quit(SIM_DESC sd)
-{
- if (STATE_CALLBACK (sd)->poll_quit != NULL && poll_quit_count-- < 0)
- {
- poll_quit_count = POLL_QUIT_INTERVAL;
- if (STATE_CALLBACK (sd)->poll_quit (STATE_CALLBACK (sd)))
- sim_stop (sd);
- }
-}
-
-
-/* Based on gdb-4.17/sim/ppc/main.c:sim_io_read_stdin().
-
- FIXME: Should not be calling fcntl() or grubbing around inside of
- ->fdmap and ->errno.
-
- FIXME: Some completly new mechanism for handling the general
- problem of asynchronous IO is needed.
-
- FIXME: This function does not supress the echoing (ECHO) of input.
- Consequently polled input is always displayed.
-
- FIXME: This function does not perform uncooked reads.
- Consequently, data will not be read until an EOLN character has
- been entered. A cntrl-d may force the early termination of a line */
-
-
-int
-sim_io_poll_read (SIM_DESC sd,
- int sim_io_fd,
- char *buf,
- int sizeof_buf)
-{
-#if defined(O_NDELAY) && defined(F_GETFL) && defined(F_SETFL)
- int fd = STATE_CALLBACK (sd)->fdmap[sim_io_fd];
- int flags;
- int status;
- int nr_read;
- int result;
- STATE_CALLBACK (sd)->last_errno = 0;
- /* get the old status */
- flags = fcntl (fd, F_GETFL, 0);
- if (flags == -1)
- {
- perror ("sim_io_poll_read");
- return 0;
- }
- /* temp, disable blocking IO */
- status = fcntl (fd, F_SETFL, flags | O_NDELAY);
- if (status == -1)
- {
- perror ("sim_io_read_stdin");
- return 0;
- }
- /* try for input */
- nr_read = read (fd, buf, sizeof_buf);
- if (nr_read >= 0)
- {
- /* printf ("<nr-read=%d>\n", nr_read); */
- result = nr_read;
- }
- else
- { /* nr_read < 0 */
- result = -1;
- STATE_CALLBACK (sd)->last_errno = errno;
- }
- /* return to regular vewing */
- status = fcntl (fd, F_SETFL, flags);
- if (status == -1)
- {
- perror ("sim_io_read_stdin");
- /* return 0; */
- }
- return result;
-#else
- return sim_io_read (sd, sim_io_fd, buf, sizeof_buf);
-#endif
-}
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