diff options
author | Jörg Frings-Fürst <debian@jff.email> | 2022-10-24 22:25:29 +0200 |
---|---|---|
committer | Jörg Frings-Fürst <debian@jff.email> | 2022-10-24 22:25:29 +0200 |
commit | 26112352a774737e1ce5580c93654a26c1e82b39 (patch) | |
tree | d64e2f5b6e7aa92fa9a8ffb8ae5df75310532714 /tests/sig-handler.h | |
parent | be8efac78d067c138ad8dda03df4336e73f94887 (diff) |
New upstream version 1.1upstream/1.1upstream
Diffstat (limited to 'tests/sig-handler.h')
-rw-r--r-- | tests/sig-handler.h | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/tests/sig-handler.h b/tests/sig-handler.h deleted file mode 100644 index 1ca8d54..0000000 --- a/tests/sig-handler.h +++ /dev/null @@ -1,51 +0,0 @@ -/* Convenience declarations when working with <signal.h>. - - Copyright (C) 2008-2022 Free Software Foundation, Inc. - - This file 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. - - This file 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 this program. If not, see <https://www.gnu.org/licenses/>. */ - -#ifndef _GL_SIG_HANDLER_H -#define _GL_SIG_HANDLER_H - -#include <signal.h> - -#ifndef _GL_INLINE_HEADER_BEGIN - #error "Please include config.h first." -#endif -_GL_INLINE_HEADER_BEGIN -#ifndef SIG_HANDLER_INLINE -# define SIG_HANDLER_INLINE _GL_INLINE -#endif - -/* Convenience type when working with signal handlers. */ -typedef void (*sa_handler_t) (int); - -/* Return the handler of a signal, as a sa_handler_t value regardless - of its true type. The resulting function can be compared to - special values like SIG_IGN but it is not portable to call it. */ -SIG_HANDLER_INLINE sa_handler_t _GL_ATTRIBUTE_PURE -get_handler (struct sigaction const *a) -{ - /* POSIX says that special values like SIG_IGN can only occur when - action.sa_flags does not contain SA_SIGINFO. But in Linux 2.4, - for example, sa_sigaction and sa_handler are aliases and a signal - is ignored if sa_sigaction (after casting) equals SIG_IGN. In - this case, this implementation relies on the fact that the two - are aliases, and simply returns sa_handler. */ - return a->sa_handler; -} - -_GL_INLINE_HEADER_END - -#endif /* _GL_SIG_HANDLER_H */ |