aalexandre
26178124a4
This concludes the inttypes replacement. These replacement have been mostly mechanical with the use of cxx_replace.
89 linhas
2.6 KiB
C++
89 linhas
2.6 KiB
C++
/*
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+----------------------------------------------------------------------+
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| HipHop for PHP |
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+----------------------------------------------------------------------+
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| Copyright (c) 2010- Facebook, Inc. (http://www.facebook.com) |
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+----------------------------------------------------------------------+
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| This source file is subject to version 3.01 of the PHP license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available through the world-wide-web at the following url: |
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| http://www.php.net/license/3_01.txt |
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| If you did not receive a copy of the PHP license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@php.net so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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*/
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#include "compatibility.h"
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#include "vdso.h"
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#if defined(__APPLE__)
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# include <mach/mach_time.h>
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#endif
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namespace HPHP {
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///////////////////////////////////////////////////////////////////////////////
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#if defined(__APPLE__)
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char *strndup(const char* str, size_t len) {
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size_t str_len = strlen(str);
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if (len < str_len) {
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str_len = len;
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}
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char *result = (char*)malloc(str_len + 1);
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if (result == nullptr) {
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return nullptr;
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}
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memcpy(result, str, str_len);
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result[str_len] = '\0';
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return result;
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}
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int dprintf(int fd, const char *format, ...) {
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va_list ap;
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char *ptr = nullptr;
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int ret = 0;
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va_start(ap, format);
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vasprintf(&ptr, format, ap);
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va_end(ap);
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if (ptr) {
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ret = write(fd, ptr, strlen(ptr));
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free(ptr);
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}
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return ret;
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}
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#endif
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int gettime(clockid_t which_clock, struct timespec *tp) {
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#if defined(__APPLE__)
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if (which_clock == CLOCK_THREAD_CPUTIME_ID) {
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tp->tv_sec = 0;
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tp->tv_nsec = mach_absolute_time();
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return 0;
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}
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struct timeval tv;
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int ret = gettimeofday(&tv, nullptr);
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tp->tv_sec = tv.tv_sec;
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tp->tv_nsec = tv.tv_usec * 1000;
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return ret;
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#else
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static int vdso_usable =
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Util::Vdso::ClockGetTime(which_clock, tp);
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if (vdso_usable == 0)
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return Util::Vdso::ClockGetTime(which_clock, tp);
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return clock_gettime(which_clock, tp);
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#endif
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}
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int64_t gettime_diff_us(const timespec &start, const timespec &end) {
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int64_t dsec = end.tv_sec - start.tv_sec;
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int64_t dnsec = end.tv_nsec - start.tv_nsec;
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return dsec * 1000000 + dnsec / 1000;
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}
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///////////////////////////////////////////////////////////////////////////////
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}
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