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Diffstat (limited to 'jni/ruby/ext/io/console/console.c')
-rw-r--r--jni/ruby/ext/io/console/console.c774
1 files changed, 774 insertions, 0 deletions
diff --git a/jni/ruby/ext/io/console/console.c b/jni/ruby/ext/io/console/console.c
new file mode 100644
index 0000000..e846450
--- /dev/null
+++ b/jni/ruby/ext/io/console/console.c
@@ -0,0 +1,774 @@
+/* -*- c-file-style: "ruby" -*- */
+/*
+ * console IO module
+ */
+#include "ruby.h"
+#include "ruby/io.h"
+
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+#ifdef HAVE_FCNTL_H
+#include <fcntl.h>
+#endif
+#ifdef HAVE_SYS_IOCTL_H
+#include <sys/ioctl.h>
+#endif
+
+#if defined HAVE_TERMIOS_H
+# include <termios.h>
+typedef struct termios conmode;
+
+static int
+setattr(int fd, conmode *t)
+{
+ while (tcsetattr(fd, TCSAFLUSH, t)) {
+ if (errno != EINTR) return 0;
+ }
+ return 1;
+}
+# define getattr(fd, t) (tcgetattr(fd, t) == 0)
+#elif defined HAVE_TERMIO_H
+# include <termio.h>
+typedef struct termio conmode;
+# define setattr(fd, t) (ioctl(fd, TCSETAF, t) == 0)
+# define getattr(fd, t) (ioctl(fd, TCGETA, t) == 0)
+#elif defined HAVE_SGTTY_H
+# include <sgtty.h>
+typedef struct sgttyb conmode;
+# ifdef HAVE_STTY
+# define setattr(fd, t) (stty(fd, t) == 0)
+# else
+# define setattr(fd, t) (ioctl((fd), TIOCSETP, (t)) == 0)
+# endif
+# ifdef HAVE_GTTY
+# define getattr(fd, t) (gtty(fd, t) == 0)
+# else
+# define getattr(fd, t) (ioctl((fd), TIOCGETP, (t)) == 0)
+# endif
+#elif defined _WIN32
+#include <winioctl.h>
+typedef DWORD conmode;
+
+#ifdef HAVE_RB_W32_MAP_ERRNO
+#define LAST_ERROR rb_w32_map_errno(GetLastError())
+#else
+#define LAST_ERROR EBADF
+#endif
+#define SET_LAST_ERROR (errno = LAST_ERROR, 0)
+
+static int
+setattr(int fd, conmode *t)
+{
+ int x = SetConsoleMode((HANDLE)rb_w32_get_osfhandle(fd), *t);
+ if (!x) errno = LAST_ERROR;
+ return x;
+}
+
+static int
+getattr(int fd, conmode *t)
+{
+ int x = GetConsoleMode((HANDLE)rb_w32_get_osfhandle(fd), t);
+ if (!x) errno = LAST_ERROR;
+ return x;
+}
+#endif
+#ifndef SET_LAST_ERROR
+#define SET_LAST_ERROR (0)
+#endif
+
+static ID id_getc, id_console, id_close;
+
+typedef struct {
+ int vmin;
+ int vtime;
+} rawmode_arg_t;
+
+static rawmode_arg_t *
+rawmode_opt(int argc, VALUE *argv, rawmode_arg_t *opts)
+{
+ rawmode_arg_t *optp = NULL;
+ VALUE vopts;
+ rb_scan_args(argc, argv, "0:", &vopts);
+ if (!NIL_P(vopts)) {
+ VALUE vmin = rb_hash_aref(vopts, ID2SYM(rb_intern("min")));
+ VALUE vtime = rb_hash_aref(vopts, ID2SYM(rb_intern("time")));
+ /* default values by `stty raw` */
+ opts->vmin = 1;
+ opts->vtime = 0;
+ if (!NIL_P(vmin)) {
+ opts->vmin = NUM2INT(vmin);
+ optp = opts;
+ }
+ if (!NIL_P(vtime)) {
+ VALUE v10 = INT2FIX(10);
+ vtime = rb_funcall3(vtime, '*', 1, &v10);
+ opts->vtime = NUM2INT(vtime);
+ optp = opts;
+ }
+ }
+ return optp;
+}
+
+static void
+set_rawmode(conmode *t, void *arg)
+{
+#ifdef HAVE_CFMAKERAW
+ cfmakeraw(t);
+ t->c_lflag &= ~(ECHOE|ECHOK);
+#elif defined HAVE_TERMIOS_H || defined HAVE_TERMIO_H
+ t->c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP|INLCR|IGNCR|ICRNL|IXON);
+ t->c_oflag &= ~OPOST;
+ t->c_lflag &= ~(ECHO|ECHOE|ECHOK|ECHONL|ICANON|ISIG|IEXTEN);
+ t->c_cflag &= ~(CSIZE|PARENB);
+ t->c_cflag |= CS8;
+#elif defined HAVE_SGTTY_H
+ t->sg_flags &= ~ECHO;
+ t->sg_flags |= RAW;
+#elif defined _WIN32
+ *t = 0;
+#endif
+#if defined HAVE_TERMIOS_H || defined HAVE_TERMIO_H
+ if (arg) {
+ const rawmode_arg_t *r = arg;
+ if (r->vmin >= 0) t->c_cc[VMIN] = r->vmin;
+ if (r->vtime >= 0) t->c_cc[VTIME] = r->vtime;
+ }
+#endif
+}
+
+static void
+set_cookedmode(conmode *t, void *arg)
+{
+#if defined HAVE_TERMIOS_H || defined HAVE_TERMIO_H
+ t->c_iflag |= (BRKINT|ISTRIP|ICRNL|IXON);
+ t->c_oflag |= OPOST;
+ t->c_lflag |= (ECHO|ECHOE|ECHOK|ECHONL|ICANON|ISIG|IEXTEN);
+#elif defined HAVE_SGTTY_H
+ t->sg_flags |= ECHO;
+ t->sg_flags &= ~RAW;
+#elif defined _WIN32
+ *t |= ENABLE_ECHO_INPUT|ENABLE_LINE_INPUT|ENABLE_PROCESSED_INPUT;
+#endif
+}
+
+static void
+set_noecho(conmode *t, void *arg)
+{
+#if defined HAVE_TERMIOS_H || defined HAVE_TERMIO_H
+ t->c_lflag &= ~(ECHO | ECHOE | ECHOK | ECHONL);
+#elif defined HAVE_SGTTY_H
+ t->sg_flags &= ~ECHO;
+#elif defined _WIN32
+ *t &= ~ENABLE_ECHO_INPUT;
+#endif
+}
+
+static void
+set_echo(conmode *t, void *arg)
+{
+#if defined HAVE_TERMIOS_H || defined HAVE_TERMIO_H
+ t->c_lflag |= (ECHO | ECHOE | ECHOK | ECHONL);
+#elif defined HAVE_SGTTY_H
+ t->sg_flags |= ECHO;
+#elif defined _WIN32
+ *t |= ENABLE_ECHO_INPUT;
+#endif
+}
+
+static int
+echo_p(conmode *t)
+{
+#if defined HAVE_TERMIOS_H || defined HAVE_TERMIO_H
+ return (t->c_lflag & (ECHO | ECHONL)) != 0;
+#elif defined HAVE_SGTTY_H
+ return (t->sg_flags & ECHO) != 0;
+#elif defined _WIN32
+ return (*t & ENABLE_ECHO_INPUT) != 0;
+#endif
+}
+
+static int
+set_ttymode(int fd, conmode *t, void (*setter)(conmode *, void *), void *arg)
+{
+ conmode r;
+ if (!getattr(fd, t)) return 0;
+ r = *t;
+ setter(&r, arg);
+ return setattr(fd, &r);
+}
+
+#define GetReadFD(fptr) ((fptr)->fd)
+
+static inline int
+get_write_fd(const rb_io_t *fptr)
+{
+ VALUE wio = fptr->tied_io_for_writing;
+ rb_io_t *ofptr;
+ if (!wio) return fptr->fd;
+ GetOpenFile(wio, ofptr);
+ return ofptr->fd;
+}
+#define GetWriteFD(fptr) get_write_fd(fptr)
+
+#define FD_PER_IO 2
+
+static VALUE
+ttymode(VALUE io, VALUE (*func)(VALUE), void (*setter)(conmode *, void *), void *arg)
+{
+ rb_io_t *fptr;
+ int status = -1;
+ int error = 0;
+ int fd[FD_PER_IO];
+ conmode t[FD_PER_IO];
+ VALUE result = Qnil;
+
+ GetOpenFile(io, fptr);
+ fd[0] = GetReadFD(fptr);
+ if (fd[0] != -1) {
+ if (set_ttymode(fd[0], t+0, setter, arg)) {
+ status = 0;
+ }
+ else {
+ error = errno;
+ fd[0] = -1;
+ }
+ }
+ fd[1] = GetWriteFD(fptr);
+ if (fd[1] != -1 && fd[1] != fd[0]) {
+ if (set_ttymode(fd[1], t+1, setter, arg)) {
+ status = 0;
+ }
+ else {
+ error = errno;
+ fd[1] = -1;
+ }
+ }
+ if (status == 0) {
+ result = rb_protect(func, io, &status);
+ }
+ GetOpenFile(io, fptr);
+ if (fd[0] != -1 && fd[0] == GetReadFD(fptr)) {
+ if (!setattr(fd[0], t+0)) {
+ error = errno;
+ status = -1;
+ }
+ }
+ if (fd[1] != -1 && fd[1] != fd[0] && fd[1] == GetWriteFD(fptr)) {
+ if (!setattr(fd[1], t+1)) {
+ error = errno;
+ status = -1;
+ }
+ }
+ if (status) {
+ if (status == -1) {
+ errno = error;
+ rb_sys_fail(0);
+ }
+ rb_jump_tag(status);
+ }
+ return result;
+}
+
+/*
+ * call-seq:
+ * io.raw(min: nil, time: nil) {|io| }
+ *
+ * Yields +self+ within raw mode.
+ *
+ * STDIN.raw(&:gets)
+ *
+ * will read and return a line without echo back and line editing.
+ *
+ * You must require 'io/console' to use this method.
+ */
+static VALUE
+console_raw(int argc, VALUE *argv, VALUE io)
+{
+ rawmode_arg_t opts, *optp = rawmode_opt(argc, argv, &opts);
+ return ttymode(io, rb_yield, set_rawmode, optp);
+}
+
+/*
+ * call-seq:
+ * io.raw!(min: nil, time: nil)
+ *
+ * Enables raw mode.
+ *
+ * If the terminal mode needs to be back, use io.raw { ... }.
+ *
+ * You must require 'io/console' to use this method.
+ */
+static VALUE
+console_set_raw(int argc, VALUE *argv, VALUE io)
+{
+ conmode t;
+ rb_io_t *fptr;
+ int fd;
+ rawmode_arg_t opts, *optp = rawmode_opt(argc, argv, &opts);
+
+ GetOpenFile(io, fptr);
+ fd = GetReadFD(fptr);
+ if (!getattr(fd, &t)) rb_sys_fail(0);
+ set_rawmode(&t, optp);
+ if (!setattr(fd, &t)) rb_sys_fail(0);
+ return io;
+}
+
+/*
+ * call-seq:
+ * io.cooked {|io| }
+ *
+ * Yields +self+ within cooked mode.
+ *
+ * STDIN.cooked(&:gets)
+ *
+ * will read and return a line with echo back and line editing.
+ *
+ * You must require 'io/console' to use this method.
+ */
+static VALUE
+console_cooked(VALUE io)
+{
+ return ttymode(io, rb_yield, set_cookedmode, NULL);
+}
+
+/*
+ * call-seq:
+ * io.cooked!
+ *
+ * Enables cooked mode.
+ *
+ * If the terminal mode needs to be back, use io.cooked { ... }.
+ *
+ * You must require 'io/console' to use this method.
+ */
+static VALUE
+console_set_cooked(VALUE io)
+{
+ conmode t;
+ rb_io_t *fptr;
+ int fd;
+
+ GetOpenFile(io, fptr);
+ fd = GetReadFD(fptr);
+ if (!getattr(fd, &t)) rb_sys_fail(0);
+ set_cookedmode(&t, NULL);
+ if (!setattr(fd, &t)) rb_sys_fail(0);
+ return io;
+}
+
+static VALUE
+getc_call(VALUE io)
+{
+ return rb_funcall2(io, id_getc, 0, 0);
+}
+
+/*
+ * call-seq:
+ * io.getch(min: nil, time: nil) -> char
+ *
+ * Reads and returns a character in raw mode.
+ *
+ * You must require 'io/console' to use this method.
+ */
+static VALUE
+console_getch(int argc, VALUE *argv, VALUE io)
+{
+ rawmode_arg_t opts, *optp = rawmode_opt(argc, argv, &opts);
+ return ttymode(io, getc_call, set_rawmode, optp);
+}
+
+/*
+ * call-seq:
+ * io.noecho {|io| }
+ *
+ * Yields +self+ with disabling echo back.
+ *
+ * STDIN.noecho(&:gets)
+ *
+ * will read and return a line without echo back.
+ *
+ * You must require 'io/console' to use this method.
+ */
+static VALUE
+console_noecho(VALUE io)
+{
+ return ttymode(io, rb_yield, set_noecho, NULL);
+}
+
+/*
+ * call-seq:
+ * io.echo = flag
+ *
+ * Enables/disables echo back.
+ * On some platforms, all combinations of this flags and raw/cooked
+ * mode may not be valid.
+ *
+ * You must require 'io/console' to use this method.
+ */
+static VALUE
+console_set_echo(VALUE io, VALUE f)
+{
+ conmode t;
+ rb_io_t *fptr;
+ int fd;
+
+ GetOpenFile(io, fptr);
+ fd = GetReadFD(fptr);
+ if (!getattr(fd, &t)) rb_sys_fail(0);
+ if (RTEST(f))
+ set_echo(&t, NULL);
+ else
+ set_noecho(&t, NULL);
+ if (!setattr(fd, &t)) rb_sys_fail(0);
+ return io;
+}
+
+/*
+ * call-seq:
+ * io.echo? -> true or false
+ *
+ * Returns +true+ if echo back is enabled.
+ *
+ * You must require 'io/console' to use this method.
+ */
+static VALUE
+console_echo_p(VALUE io)
+{
+ conmode t;
+ rb_io_t *fptr;
+ int fd;
+
+ GetOpenFile(io, fptr);
+ fd = GetReadFD(fptr);
+ if (!getattr(fd, &t)) rb_sys_fail(0);
+ return echo_p(&t) ? Qtrue : Qfalse;
+}
+
+#if defined TIOCGWINSZ
+typedef struct winsize rb_console_size_t;
+#define getwinsize(fd, buf) (ioctl((fd), TIOCGWINSZ, (buf)) == 0)
+#define setwinsize(fd, buf) (ioctl((fd), TIOCSWINSZ, (buf)) == 0)
+#define winsize_row(buf) (buf)->ws_row
+#define winsize_col(buf) (buf)->ws_col
+#elif defined _WIN32
+typedef CONSOLE_SCREEN_BUFFER_INFO rb_console_size_t;
+#define getwinsize(fd, buf) ( \
+ GetConsoleScreenBufferInfo((HANDLE)rb_w32_get_osfhandle(fd), (buf)) || \
+ SET_LAST_ERROR)
+#define winsize_row(buf) ((buf)->srWindow.Bottom - (buf)->srWindow.Top + 1)
+#define winsize_col(buf) (buf)->dwSize.X
+#endif
+
+#if defined TIOCGWINSZ || defined _WIN32
+#define USE_CONSOLE_GETSIZE 1
+#endif
+
+#ifdef USE_CONSOLE_GETSIZE
+/*
+ * call-seq:
+ * io.winsize -> [rows, columns]
+ *
+ * Returns console size.
+ *
+ * You must require 'io/console' to use this method.
+ */
+static VALUE
+console_winsize(VALUE io)
+{
+ rb_io_t *fptr;
+ int fd;
+ rb_console_size_t ws;
+
+ GetOpenFile(io, fptr);
+ fd = GetWriteFD(fptr);
+ if (!getwinsize(fd, &ws)) rb_sys_fail(0);
+ return rb_assoc_new(INT2NUM(winsize_row(&ws)), INT2NUM(winsize_col(&ws)));
+}
+
+/*
+ * call-seq:
+ * io.winsize = [rows, columns]
+ *
+ * Tries to set console size. The effect depends on the platform and
+ * the running environment.
+ *
+ * You must require 'io/console' to use this method.
+ */
+static VALUE
+console_set_winsize(VALUE io, VALUE size)
+{
+ rb_io_t *fptr;
+ rb_console_size_t ws;
+#if defined _WIN32
+ HANDLE wh;
+ int newrow, newcol;
+#endif
+ VALUE row, col, xpixel, ypixel;
+#if defined TIOCSWINSZ
+ int fd;
+#endif
+
+ GetOpenFile(io, fptr);
+ size = rb_Array(size);
+ rb_scan_args((int)RARRAY_LEN(size), RARRAY_PTR(size), "22",
+ &row, &col, &xpixel, &ypixel);
+#if defined TIOCSWINSZ
+ fd = GetWriteFD(fptr);
+ ws.ws_row = ws.ws_col = ws.ws_xpixel = ws.ws_ypixel = 0;
+#define SET(m) ws.ws_##m = NIL_P(m) ? 0 : (unsigned short)NUM2UINT(m)
+ SET(row);
+ SET(col);
+ SET(xpixel);
+ SET(ypixel);
+#undef SET
+ if (!setwinsize(fd, &ws)) rb_sys_fail(0);
+#elif defined _WIN32
+ wh = (HANDLE)rb_w32_get_osfhandle(GetReadFD(fptr));
+ newrow = (SHORT)NUM2UINT(row);
+ newcol = (SHORT)NUM2UINT(col);
+ if (!getwinsize(GetReadFD(fptr), &ws)) {
+ rb_sys_fail("GetConsoleScreenBufferInfo");
+ }
+ if ((ws.dwSize.X < newcol && (ws.dwSize.X = newcol, 1)) ||
+ (ws.dwSize.Y < newrow && (ws.dwSize.Y = newrow, 1))) {
+ if (!(SetConsoleScreenBufferSize(wh, ws.dwSize) || SET_LAST_ERROR)) {
+ rb_sys_fail("SetConsoleScreenBufferInfo");
+ }
+ }
+ ws.srWindow.Left = 0;
+ ws.srWindow.Top = 0;
+ ws.srWindow.Right = newcol;
+ ws.srWindow.Bottom = newrow;
+ if (!(SetConsoleWindowInfo(wh, FALSE, &ws.srWindow) || SET_LAST_ERROR)) {
+ rb_sys_fail("SetConsoleWindowInfo");
+ }
+#endif
+ return io;
+}
+#endif
+
+/*
+ * call-seq:
+ * io.iflush
+ *
+ * Flushes input buffer in kernel.
+ *
+ * You must require 'io/console' to use this method.
+ */
+static VALUE
+console_iflush(VALUE io)
+{
+ rb_io_t *fptr;
+ int fd;
+
+ GetOpenFile(io, fptr);
+ fd = GetReadFD(fptr);
+#if defined HAVE_TERMIOS_H || defined HAVE_TERMIO_H
+ if (tcflush(fd, TCIFLUSH)) rb_sys_fail(0);
+#endif
+ (void)fd;
+ return io;
+}
+
+/*
+ * call-seq:
+ * io.oflush
+ *
+ * Flushes output buffer in kernel.
+ *
+ * You must require 'io/console' to use this method.
+ */
+static VALUE
+console_oflush(VALUE io)
+{
+ rb_io_t *fptr;
+ int fd;
+
+ GetOpenFile(io, fptr);
+ fd = GetWriteFD(fptr);
+#if defined HAVE_TERMIOS_H || defined HAVE_TERMIO_H
+ if (tcflush(fd, TCOFLUSH)) rb_sys_fail(0);
+#endif
+ (void)fd;
+ return io;
+}
+
+/*
+ * call-seq:
+ * io.ioflush
+ *
+ * Flushes input and output buffers in kernel.
+ *
+ * You must require 'io/console' to use this method.
+ */
+static VALUE
+console_ioflush(VALUE io)
+{
+ rb_io_t *fptr;
+#if defined HAVE_TERMIOS_H || defined HAVE_TERMIO_H
+ int fd1, fd2;
+#endif
+
+ GetOpenFile(io, fptr);
+#if defined HAVE_TERMIOS_H || defined HAVE_TERMIO_H
+ fd1 = GetReadFD(fptr);
+ fd2 = GetWriteFD(fptr);
+ if (fd2 != -1 && fd1 != fd2) {
+ if (tcflush(fd1, TCIFLUSH)) rb_sys_fail(0);
+ if (tcflush(fd2, TCOFLUSH)) rb_sys_fail(0);
+ }
+ else {
+ if (tcflush(fd1, TCIOFLUSH)) rb_sys_fail(0);
+ }
+#endif
+ return io;
+}
+
+/*
+ * call-seq:
+ * IO.console -> #<File:/dev/tty>
+ * IO.console(sym, *args)
+ *
+ * Returns an File instance opened console.
+ *
+ * If +sym+ is given, it will be sent to the opened console with
+ * +args+ and the result will be returned instead of the console IO
+ * itself.
+ *
+ * You must require 'io/console' to use this method.
+ */
+static VALUE
+console_dev(int argc, VALUE *argv, VALUE klass)
+{
+ VALUE con = 0;
+ rb_io_t *fptr;
+ VALUE sym = 0;
+
+ rb_check_arity(argc, 0, 1);
+ if (argc) {
+ Check_Type(sym = argv[0], T_SYMBOL);
+ --argc;
+ ++argv;
+ }
+ if (klass == rb_cIO) klass = rb_cFile;
+ if (rb_const_defined(klass, id_console)) {
+ con = rb_const_get(klass, id_console);
+ if (!RB_TYPE_P(con, T_FILE) ||
+ (!(fptr = RFILE(con)->fptr) || GetReadFD(fptr) == -1)) {
+ rb_const_remove(klass, id_console);
+ con = 0;
+ }
+ }
+ if (sym) {
+ if (sym == ID2SYM(id_close) && !argc) {
+ if (con) {
+ rb_io_close(con);
+ rb_const_remove(klass, id_console);
+ con = 0;
+ }
+ return Qnil;
+ }
+ }
+ if (!con) {
+ VALUE args[2];
+#if defined HAVE_TERMIOS_H || defined HAVE_TERMIO_H || defined HAVE_SGTTY_H
+# define CONSOLE_DEVICE "/dev/tty"
+#elif defined _WIN32
+# define CONSOLE_DEVICE "con$"
+# define CONSOLE_DEVICE_FOR_READING "conin$"
+# define CONSOLE_DEVICE_FOR_WRITING "conout$"
+#endif
+#ifndef CONSOLE_DEVICE_FOR_READING
+# define CONSOLE_DEVICE_FOR_READING CONSOLE_DEVICE
+#endif
+#ifdef CONSOLE_DEVICE_FOR_WRITING
+ VALUE out;
+ rb_io_t *ofptr;
+#endif
+ int fd;
+
+#ifdef CONSOLE_DEVICE_FOR_WRITING
+ fd = rb_cloexec_open(CONSOLE_DEVICE_FOR_WRITING, O_RDWR, 0);
+ if (fd < 0) return Qnil;
+ rb_update_max_fd(fd);
+ args[1] = INT2FIX(O_WRONLY);
+ args[0] = INT2NUM(fd);
+ out = rb_class_new_instance(2, args, klass);
+#endif
+ fd = rb_cloexec_open(CONSOLE_DEVICE_FOR_READING, O_RDWR, 0);
+ if (fd < 0) {
+#ifdef CONSOLE_DEVICE_FOR_WRITING
+ rb_io_close(out);
+#endif
+ return Qnil;
+ }
+ rb_update_max_fd(fd);
+ args[1] = INT2FIX(O_RDWR);
+ args[0] = INT2NUM(fd);
+ con = rb_class_new_instance(2, args, klass);
+ GetOpenFile(con, fptr);
+ fptr->pathv = rb_obj_freeze(rb_str_new2(CONSOLE_DEVICE));
+#ifdef CONSOLE_DEVICE_FOR_WRITING
+ GetOpenFile(out, ofptr);
+ ofptr->pathv = fptr->pathv;
+ fptr->tied_io_for_writing = out;
+ ofptr->mode |= FMODE_SYNC;
+#endif
+ fptr->mode |= FMODE_SYNC;
+ rb_const_set(klass, id_console, con);
+ }
+ if (sym) {
+ /* TODO: avoid inadvertent pindown */
+ return rb_funcall(con, SYM2ID(sym), argc, argv);
+ }
+ return con;
+}
+
+/*
+ * call-seq:
+ * io.getch(min: nil, time: nil) -> char
+ *
+ * See IO#getch.
+ */
+static VALUE
+io_getch(int argc, VALUE *argv, VALUE io)
+{
+ return rb_funcall2(io, rb_intern("getc"), argc, argv);
+}
+
+/*
+ * IO console methods
+ */
+void
+Init_console(void)
+{
+ id_getc = rb_intern("getc");
+ id_console = rb_intern("console");
+ id_close = rb_intern("close");
+ InitVM(console);
+}
+
+void
+InitVM_console(void)
+{
+ rb_define_method(rb_cIO, "raw", console_raw, -1);
+ rb_define_method(rb_cIO, "raw!", console_set_raw, -1);
+ rb_define_method(rb_cIO, "cooked", console_cooked, 0);
+ rb_define_method(rb_cIO, "cooked!", console_set_cooked, 0);
+ rb_define_method(rb_cIO, "getch", console_getch, -1);
+ rb_define_method(rb_cIO, "echo=", console_set_echo, 1);
+ rb_define_method(rb_cIO, "echo?", console_echo_p, 0);
+ rb_define_method(rb_cIO, "noecho", console_noecho, 0);
+ rb_define_method(rb_cIO, "winsize", console_winsize, 0);
+ rb_define_method(rb_cIO, "winsize=", console_set_winsize, 1);
+ rb_define_method(rb_cIO, "iflush", console_iflush, 0);
+ rb_define_method(rb_cIO, "oflush", console_oflush, 0);
+ rb_define_method(rb_cIO, "ioflush", console_ioflush, 0);
+ rb_define_singleton_method(rb_cIO, "console", console_dev, -1);
+ {
+ VALUE mReadable = rb_define_module_under(rb_cIO, "generic_readable");
+ rb_define_method(mReadable, "getch", io_getch, -1);
+ }
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-21 04:16:24 +0000