Linker --wrap option resolves to __wrap_symbol for undefined symbol. During the compilation of host libportable.a, __HOST__ is defined to rename all portable functions to __wrap_symbol, and the real function to __real_symbol. This way libportable.a can be validated at host w/o changes of user's source code. See http://sourceware.org/binutils/docs/ld/Options.html Change-Id: Idcbe53dd642536f3dc2be85a875f95535b9dc0b1
37 lines
1.2 KiB
C
37 lines
1.2 KiB
C
/*
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* Copyright 2012, The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <portability.h>
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#include <signal.h>
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#include <signal_portable.h>
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#include <time.h>
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int WRAP(timer_create)(clockid_t clockid, struct sigevent *portable_evp,
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timer_t *timerid)
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{
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struct sigevent native_sigevent, *evp = portable_evp;
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if (!invalid_pointer(portable_evp) &&
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(evp->sigev_notify == SIGEV_SIGNAL ||
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evp->sigev_notify == SIGEV_THREAD_ID)) {
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native_sigevent = *portable_evp;
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evp = &native_sigevent;
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evp->sigev_signo = signum_pton(evp->sigev_signo);
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}
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return REAL(timer_create)(clockid, evp, timerid);
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}
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