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37 lines
1.3 KiB
C
37 lines
1.3 KiB
C
/* Machine-dependent SIGPROF signal handler. "Generic" version w/ sigcontext
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Copyright (C) 1996-2024 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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/* In many Unix systems signal handlers are called like this
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and the interrupted PC is easily findable in the `struct sigcontext'. */
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#ifdef SA_SIGINFO
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#include <sigcontextinfo.h>
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static void
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__profil_counter (int signr, siginfo_t *info, void *ctx)
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{
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profil_count (sigcontext_get_pc (ctx));
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}
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#else
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static void
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__profil_counter (int signr, int code, struct sigcontext *scp)
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{
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profil_count ((uintptr_t) scp->sc_pc);
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}
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#endif
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