1 files changed, 73 insertions, 0 deletions
diff --git a/contrib/llvm-project/lldb/source/Host/netbsd/HostInfoNetBSD.cpp b/contrib/llvm-project/lldb/source/Host/netbsd/HostInfoNetBSD.cpp
new file mode 100644
index 000000000000..6a4aacc88f1e
--- /dev/null
+++ b/contrib/llvm-project/lldb/source/Host/netbsd/HostInfoNetBSD.cpp
@@ -0,0 +1,73 @@
+//===-- HostInfoNetBSD.cpp ------------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "lldb/Host/netbsd/HostInfoNetBSD.h"
+
+#include <cinttypes>
+#include <climits>
+#include <cstdio>
+#include <cstring>
+#include <optional>
+#include <pthread.h>
+#include <sys/sysctl.h>
+#include <sys/types.h>
+#include <sys/utsname.h>
+#include <unistd.h>
+
+using namespace lldb_private;
+
+llvm::VersionTuple HostInfoNetBSD::GetOSVersion() {
+  struct utsname un;
+
+  ::memset(&un, 0, sizeof(un));
+  if (::uname(&un) < 0)
+    return llvm::VersionTuple();
+
+  /* Accept versions like 7.99.21 and 6.1_STABLE */
+  uint32_t major, minor, update;
+  int status = ::sscanf(un.release, "%" PRIu32 ".%" PRIu32 ".%" PRIu32, &major,
+                        &minor, &update);
+  switch (status) {
+  case 1:
+    return llvm::VersionTuple(major);
+  case 2:
+    return llvm::VersionTuple(major, minor);
+  case 3:
+    return llvm::VersionTuple(major, minor, update);
+  }
+  return llvm::VersionTuple();
+}
+
+std::optional<std::string> HostInfoNetBSD::GetOSBuildString() {
+  int mib[2] = {CTL_KERN, KERN_OSREV};
+  int osrev = 0;
+  size_t osrev_len = sizeof(osrev);
+
+  if (::sysctl(mib, 2, &osrev, &osrev_len, NULL, 0) == 0)
+    return llvm::formatv("{0,10:10}", osrev).str();
+
+  return std::nullopt;
+}
+
+FileSpec HostInfoNetBSD::GetProgramFileSpec() {
+  static FileSpec g_program_filespec;
+
+  if (!g_program_filespec) {
+    static const int name[] = {
+        CTL_KERN, KERN_PROC_ARGS, -1, KERN_PROC_PATHNAME,
+    };
+    char path[MAXPATHLEN];
+    size_t len;
+
+    len = sizeof(path);
+    if (sysctl(name, __arraycount(name), path, &len, NULL, 0) != -1) {
+      g_program_filespec.SetFile(path, FileSpec::Style::native);
+    }
+  }
+  return g_program_filespec;
+}