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author | Jush Lu <jush.msn@gmail.com> | 2011-03-09 19:39:16 +0800 |
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committer | Jush Lu <jush.msn@gmail.com> | 2011-03-09 19:39:16 +0800 |
commit | b5530586d68bd25831a6796b5d3199cb0769a35c (patch) | |
tree | fac4a03b53b6a64b0c00f433e4d8b3c9f2bc67cd /include/llvm/System/Alarm.h | |
parent | b4e17c5bf4361bbdeced39aa071150d7fa9c3c10 (diff) | |
parent | d01f50f42ce60207ed6d27fb1778e456d83be06c (diff) | |
download | external_llvm-b5530586d68bd25831a6796b5d3199cb0769a35c.zip external_llvm-b5530586d68bd25831a6796b5d3199cb0769a35c.tar.gz external_llvm-b5530586d68bd25831a6796b5d3199cb0769a35c.tar.bz2 |
Merge upstream r127116
Diffstat (limited to 'include/llvm/System/Alarm.h')
-rw-r--r-- | include/llvm/System/Alarm.h | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/include/llvm/System/Alarm.h b/include/llvm/System/Alarm.h deleted file mode 100644 index 7c28416..0000000 --- a/include/llvm/System/Alarm.h +++ /dev/null @@ -1,51 +0,0 @@ -//===- llvm/System/Alarm.h - Alarm Generation support ----------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file provides an operating system independent interface to alarm(2) -// type functionality. The Alarm class allows a one-shot alarm to be set up -// at some number of seconds in the future. When the alarm triggers, a method -// is called to process the event -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_SYSTEM_ALARM_H -#define LLVM_SYSTEM_ALARM_H - -namespace llvm { -namespace sys { - - /// This function registers an alarm to trigger some number of \p seconds in - /// the future. When that time arrives, the AlarmStatus function will begin - /// to return 1 instead of 0. The user must poll the status of the alarm by - /// making occasional calls to AlarmStatus. If the user sends an interrupt - /// signal, AlarmStatus will begin returning -1, even if the alarm event - /// occurred. - /// @returns nothing - void SetupAlarm( - unsigned seconds ///< Number of seconds in future when alarm arrives - ); - - /// This function terminates the alarm previously set up - /// @returns nothing - void TerminateAlarm(); - - /// This function acquires the status of the alarm. - /// @returns -1=cancelled, 0=untriggered, 1=triggered - int AlarmStatus(); - - /// Sleep for n seconds. Warning: mixing calls to Sleep() and other *Alarm - /// calls may be a bad idea on some platforms (source: Linux man page). - /// @returns nothing. - void Sleep(unsigned n); - - -} // End sys namespace -} // End llvm namespace - -#endif |