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| author | Anas Nashif <anas.nashif@intel.com> | 2012-11-06 11:57:02 -0800 |
|---|---|---|
| committer | Anas Nashif <anas.nashif@intel.com> | 2012-11-06 11:57:02 -0800 |
| commit | 3b35de2a90e26b99e2a6d4f61dc56d6ce7ded748 (patch) | |
| tree | f66334a0ad8cf59590dd682d95d6244e8b454853 /sample/cbreak.rb | |
| download | ruby-3b35de2a90e26b99e2a6d4f61dc56d6ce7ded748.tar.gz ruby-3b35de2a90e26b99e2a6d4f61dc56d6ce7ded748.tar.bz2 ruby-3b35de2a90e26b99e2a6d4f61dc56d6ce7ded748.zip | |
Imported Upstream version 1.9.3.p194upstream/1.9.3.p194
Diffstat (limited to 'sample/cbreak.rb')
| -rw-r--r-- | sample/cbreak.rb | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/sample/cbreak.rb b/sample/cbreak.rb new file mode 100644 index 0000000..76b534a --- /dev/null +++ b/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() |