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author | Roland McGrath <roland@hack.frob.com> | 2014-07-31 11:37:48 -0700 |
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committer | Roland McGrath <roland@hack.frob.com> | 2014-07-31 11:37:48 -0700 |
commit | 23fe486bebc9ce58405853eb70cd87352156c91d (patch) | |
tree | 01b16926532cde91d0784e078becf10bba6fb156 /sysdeps/unix/sysv/linux/nptl-signals.h | |
parent | f349489e7e5b5341a9c1a590e9a41c2e07d3bdbb (diff) | |
download | glibc-23fe486bebc9ce58405853eb70cd87352156c91d.tar.gz glibc-23fe486bebc9ce58405853eb70cd87352156c91d.tar.xz glibc-23fe486bebc9ce58405853eb70cd87352156c91d.zip |
Split nptl-signals.h out from pthreadP.h
Diffstat (limited to 'sysdeps/unix/sysv/linux/nptl-signals.h')
-rw-r--r-- | sysdeps/unix/sysv/linux/nptl-signals.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/nptl-signals.h b/sysdeps/unix/sysv/linux/nptl-signals.h new file mode 100644 index 0000000000..aaa9a6a65d --- /dev/null +++ b/sysdeps/unix/sysv/linux/nptl-signals.h @@ -0,0 +1,33 @@ +/* Special use of signals in NPTL internals. Linux version. + Copyright (C) 2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +/* The signal used for asynchronous cancelation. */ +#define SIGCANCEL __SIGRTMIN + + +/* Signal needed for the kernel-supported POSIX timer implementation. + We can reuse the cancellation signal since we can distinguish + cancellation from timer expirations. */ +#define SIGTIMER SIGCANCEL + + +/* Signal used to implement the setuid et.al. functions. */ +#define SIGSETXID (__SIGRTMIN + 1) + +/* Used to communicate with signal handler. */ +extern struct xid_command *__xidcmd attribute_hidden; |