8db8c5589d
There was previously support for both build systems, but ndhc is undemanding and there is no point in maintaining a complex CMake build.
58 lines
2.1 KiB
C
58 lines
2.1 KiB
C
/* sys.c - misc portable functions
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*
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* Copyright 2010-2020 Nicholas J. Kain <njkain at gmail dot com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* - Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* - Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <string.h>
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#include <errno.h>
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#include <signal.h>
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#include <time.h>
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#include "nk/log.h"
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#include "ndhc.h"
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#include "sys.h"
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long long IMPL_curms(const char *parent_function)
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{
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struct timespec ts;
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if (clock_gettime(CLOCK_MONOTONIC, &ts) < 0) {
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suicide("%s: (%s) clock_gettime failed: %s",
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client_config.interface, parent_function, strerror(errno));
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}
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return ts.tv_sec * 1000LL + ts.tv_nsec / 1000000LL;
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}
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void setup_signals_subprocess(void)
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{
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sigset_t mask;
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if (sigprocmask(0, 0, &mask) < 0)
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suicide("sigprocmask failed");
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if (sigaddset(&mask, SIGPIPE))
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suicide("sigaddset failed");
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if (sigprocmask(SIG_SETMASK, &mask, (sigset_t *)0) < 0)
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suicide("sigprocmask failed");
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}
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