Vanilla Hsu
62 linhas
2.0 KiB
C++
62 linhas
2.0 KiB
C++
/*
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+----------------------------------------------------------------------+
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| HipHop for PHP |
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+----------------------------------------------------------------------+
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| Copyright (c) 2010-2013 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 "hphp/util/current_executable.h"
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#include <unistd.h>
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#include <limits.h>
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#ifdef __APPLE__
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#include <mach-o/dyld.h>
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#endif
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#ifdef __FreeBSD__
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#include <sys/sysctl.h>
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#endif
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namespace HPHP {
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std::string current_executable_path() {
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#ifdef __linux__
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char result[PATH_MAX];
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ssize_t count = readlink("/proc/self/exe", result, PATH_MAX);
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return std::string(result, (count > 0) ? count : 0);
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#elif defined(__APPLE__)
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char result[PATH_MAX];
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uint32_t size = sizeof(result);
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uint32_t success = _NSGetExecutablePath(result, &size);
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return std::string(result, (success == 0) ? size : 0);
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#elif defined(__FreeBSD__)
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char result[PATH_MAX];
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size_t size = sizeof(result);
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int mib[4];
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mib[0] = CTL_KERN;
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mib[1] = KERN_PROC;
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mib[2] = KERN_PROC_PATHNAME;
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mib[3] = -1;
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if (sysctl(mib, 4, result, &size, nullptr, 0) < 0) {
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return std::string();
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}
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return std::string(result, (size > 0) ? size : 0);
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#else
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// XXX: How do you do this on your platform?
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return std::string();
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#endif
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}
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}
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