1 //===-- HostInfoFreeBSD.cpp -------------------------------------*- C++ -*-===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9
10 #include "lldb/Host/freebsd/HostInfoFreeBSD.h"
11
12 #include <stdio.h>
13 #include <string.h>
14 #include <sys/sysctl.h>
15 #include <sys/types.h>
16 #include <sys/utsname.h>
17 #include <unistd.h>
18
19 using namespace lldb_private;
20
GetOSVersion()21 llvm::VersionTuple HostInfoFreeBSD::GetOSVersion() {
22 struct utsname un;
23
24 ::memset(&un, 0, sizeof(utsname));
25 if (uname(&un) < 0)
26 return llvm::VersionTuple();
27
28 unsigned major, minor;
29 if (2 == sscanf(un.release, "%u.%u", &major, &minor))
30 return llvm::VersionTuple(major, minor);
31 return llvm::VersionTuple();
32 }
33
GetOSBuildString(std::string & s)34 bool HostInfoFreeBSD::GetOSBuildString(std::string &s) {
35 int mib[2] = {CTL_KERN, KERN_OSREV};
36 char osrev_str[12];
37 uint32_t osrev = 0;
38 size_t osrev_len = sizeof(osrev);
39
40 if (::sysctl(mib, 2, &osrev, &osrev_len, NULL, 0) == 0) {
41 ::snprintf(osrev_str, sizeof(osrev_str), "%-8.8u", osrev);
42 s.assign(osrev_str);
43 return true;
44 }
45
46 s.clear();
47 return false;
48 }
49
GetOSKernelDescription(std::string & s)50 bool HostInfoFreeBSD::GetOSKernelDescription(std::string &s) {
51 struct utsname un;
52
53 ::memset(&un, 0, sizeof(utsname));
54 s.clear();
55
56 if (uname(&un) < 0)
57 return false;
58
59 s.assign(un.version);
60
61 return true;
62 }
63
GetProgramFileSpec()64 FileSpec HostInfoFreeBSD::GetProgramFileSpec() {
65 static FileSpec g_program_filespec;
66 if (!g_program_filespec) {
67 int exe_path_mib[4] = {CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, getpid()};
68 size_t exe_path_size;
69 if (sysctl(exe_path_mib, 4, NULL, &exe_path_size, NULL, 0) == 0) {
70 char *exe_path = new char[exe_path_size];
71 if (sysctl(exe_path_mib, 4, exe_path, &exe_path_size, NULL, 0) == 0)
72 g_program_filespec.SetFile(exe_path, FileSpec::Style::native);
73 delete[] exe_path;
74 }
75 }
76 return g_program_filespec;
77 }
78