74 lines · cpp
1//===-- HostInfoNetBSD.cpp ------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#include "lldb/Host/netbsd/HostInfoNetBSD.h"10 11#include <cinttypes>12#include <climits>13#include <cstdio>14#include <cstring>15#include <optional>16#include <pthread.h>17#include <sys/sysctl.h>18#include <sys/types.h>19#include <sys/utsname.h>20#include <unistd.h>21 22using namespace lldb_private;23 24llvm::VersionTuple HostInfoNetBSD::GetOSVersion() {25 struct utsname un;26 27 ::memset(&un, 0, sizeof(un));28 if (::uname(&un) < 0)29 return llvm::VersionTuple();30 31 /* Accept versions like 7.99.21 and 6.1_STABLE */32 uint32_t major, minor, update;33 int status = ::sscanf(un.release, "%" PRIu32 ".%" PRIu32 ".%" PRIu32, &major,34 &minor, &update);35 switch (status) {36 case 1:37 return llvm::VersionTuple(major);38 case 2:39 return llvm::VersionTuple(major, minor);40 case 3:41 return llvm::VersionTuple(major, minor, update);42 }43 return llvm::VersionTuple();44}45 46std::optional<std::string> HostInfoNetBSD::GetOSBuildString() {47 int mib[2] = {CTL_KERN, KERN_OSREV};48 int osrev = 0;49 size_t osrev_len = sizeof(osrev);50 51 if (::sysctl(mib, 2, &osrev, &osrev_len, NULL, 0) == 0)52 return llvm::formatv("{0,10:10}", osrev).str();53 54 return std::nullopt;55}56 57FileSpec HostInfoNetBSD::GetProgramFileSpec() {58 static FileSpec g_program_filespec;59 60 if (!g_program_filespec) {61 static const int name[] = {62 CTL_KERN, KERN_PROC_ARGS, -1, KERN_PROC_PATHNAME,63 };64 char path[MAXPATHLEN];65 size_t len;66 67 len = sizeof(path);68 if (sysctl(name, __arraycount(name), path, &len, NULL, 0) != -1) {69 g_program_filespec.SetFile(path, FileSpec::Style::native);70 }71 }72 return g_program_filespec;73}74