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authorshyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2007-08-22 01:53:51 +0000
committershyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2007-08-22 01:53:51 +0000
commit1e760c0be3ed35874204114e7454509f740c0fe2 (patch)
treea75eb2b1eea073830902d1fa49c568c4525c8b57 /ruby_1_8_6/sample/cbreak.rb
parenta2055d63b41a6678dc7aeb17d0bece314e700c5a (diff)
add tag v1_8_6_71v1_8_5_71
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_8_5_71@13189 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ruby_1_8_6/sample/cbreak.rb')
-rw-r--r--ruby_1_8_6/sample/cbreak.rb36
1 files changed, 36 insertions, 0 deletions
diff --git a/ruby_1_8_6/sample/cbreak.rb b/ruby_1_8_6/sample/cbreak.rb
new file mode 100644
index 0000000000..cbb15d2f41
--- /dev/null
+++ b/ruby_1_8_6/sample/cbreak.rb
@@ -0,0 +1,36 @@
+# ioctl example works on Sun
+
+CBREAK = 0x00000002
+ECHO = 0x00000008
+TIOCGETP = 0x40067408
+TIOCSETP = 0x80067409
+
+def cbreak ()
+ set_cbreak(TRUE)
+end
+
+def cooked ()
+ set_cbreak(FALSE)
+end
+
+def set_cbreak (on)
+ tty = "\0" * 256
+ STDIN.ioctl(TIOCGETP, tty)
+ ttys = tty.unpack("C4 S")
+ if on
+ ttys[4] |= CBREAK
+ ttys[4] &= ~ECHO
+ else
+ ttys[4] &= ~CBREAK
+ ttys[4] |= ECHO
+ end
+ tty = ttys.pack("C4 S")
+ STDIN.ioctl(TIOCSETP, tty)
+end
+cbreak();
+
+print("this is no-echo line: ");
+readline().print
+cooked();
+print("this is echo line: ");
+readline()