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| author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2013-01-13 18:53:00 +0000 |
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| committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2013-01-13 18:53:00 +0000 |
| commit | 0191f2d9e4a4c9857ee37655dd3da523cf74a48a (patch) | |
| tree | df530299e0171e8a86a2709ed4f19a1468efda4e /nuttx/ChangeLog | |
| parent | 0d8a269d4bbb18fa509e642ae2eaec8a8c80a1c3 (diff) | |
| download | nuttx-0191f2d9e4a4c9857ee37655dd3da523cf74a48a.tar.gz nuttx-0191f2d9e4a4c9857ee37655dd3da523cf74a48a.tar.bz2 nuttx-0191f2d9e4a4c9857ee37655dd3da523cf74a48a.zip | |
Use SIGCHLD with waitpid(); implemented wait() and waitid()
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5515 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/ChangeLog')
| -rw-r--r-- | nuttx/ChangeLog | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/nuttx/ChangeLog b/nuttx/ChangeLog index 7deb9fa94..e8d4f7309 100644 --- a/nuttx/ChangeLog +++ b/nuttx/ChangeLog @@ -3922,3 +3922,10 @@ which decrements the lockcount on the wrong TCB. The failure case that I saw was that pre-emption got disabled in the IDLE thread, locking up the whole system. + * sched/sched_waitpid.c: Use SIGCHLD instead of a semaphore. This + is a much more spec-compliant implemenation. However, there are + some issues with overruning signals because NuttX does not support + queueing of signals (POSIX does not require it). I think it may + need to. + * sched/sched_waitid.c and sched_wait.c: Add support for waitid() + and wait(). See issues with waitpid() above. |