[lldb] Additional pieces towards OpenBSD support (#74198)

Author: brad0

lldb/source/Core/FormatEntity.cpp

@@ -1245,9 +1245,10 @@ bool FormatEntity::Format(const Entry &entry, Stream &s,
             llvm::Triple::OSType ostype = arch.IsValid()
                                               ? arch.GetTriple().getOS()
                                               : llvm::Triple::UnknownOS;
-            if ((ostype == llvm::Triple::FreeBSD) ||
-                (ostype == llvm::Triple::Linux) ||
-                (ostype == llvm::Triple::NetBSD)) {
+            if (ostype == llvm::Triple::FreeBSD ||
+                ostype == llvm::Triple::Linux ||
+                ostype == llvm::Triple::NetBSD ||
+                ostype == llvm::Triple::OpenBSD) {
               format = "%" PRIu64;
             }
           } else {

lldb/source/Host/common/SocketAddress.cpp

@@ -113,7 +113,8 @@ static socklen_t GetFamilyLength(sa_family_t family) {
 }
 
 socklen_t SocketAddress::GetLength() const {
-#if defined(__APPLE__) || defined(__FreeBSD__) || defined(__NetBSD__)
+#if defined(__APPLE__) || defined(__FreeBSD__) || defined(__NetBSD__) ||       \
+    defined(__OpenBSD__)
   return m_socket_addr.sa.sa_len;
 #else
   return GetFamilyLength(GetFamily());
@@ -128,7 +129,8 @@ sa_family_t SocketAddress::GetFamily() const {
 
 void SocketAddress::SetFamily(sa_family_t family) {
   m_socket_addr.sa.sa_family = family;
-#if defined(__APPLE__) || defined(__FreeBSD__) || defined(__NetBSD__)
+#if defined(__APPLE__) || defined(__FreeBSD__) || defined(__NetBSD__) ||       \
+    defined(__OpenBSD__)
   m_socket_addr.sa.sa_len = GetFamilyLength(family);
 #endif
 }

lldb/source/Host/posix/DomainSocket.cpp

@@ -48,7 +48,8 @@ static bool SetSockAddr(llvm::StringRef name, const size_t name_offset,
     saddr_un_len =
         offsetof(struct sockaddr_un, sun_path) + name_offset + name.size();
 
-#if defined(__APPLE__) || defined(__FreeBSD__) || defined(__NetBSD__)
+#if defined(__APPLE__) || defined(__FreeBSD__) || defined(__NetBSD__) ||       \
+    defined(__OpenBSD__)
   saddr_un->sun_len = saddr_un_len;
 #endif
 

lldb/source/Initialization/SystemInitializerCommon.cpp

@@ -18,7 +18,8 @@
 #include "lldb/Utility/Timer.h"
 #include "lldb/Version/Version.h"
 
-#if defined(__linux__) || defined(__FreeBSD__) || defined(__NetBSD__)
+#if defined(__linux__) || defined(__FreeBSD__) || defined(__NetBSD__) ||       \
+    defined(__OpenBSD__)
 #include "Plugins/Process/POSIX/ProcessPOSIXLog.h"
 #endif
 
@@ -77,7 +78,8 @@ llvm::Error SystemInitializerCommon::Initialize() {
 
   process_gdb_remote::ProcessGDBRemoteLog::Initialize();
 
-#if defined(__linux__) || defined(__FreeBSD__) || defined(__NetBSD__)
+#if defined(__linux__) || defined(__FreeBSD__) || defined(__NetBSD__) ||       \
+    defined(__OpenBSD__)
   ProcessPOSIXLog::Initialize();
 #endif
 #if defined(_WIN32)

lldb/source/Plugins/DynamicLoader/POSIX-DYLD/DYLDRendezvous.cpp

@@ -549,6 +549,7 @@ bool DYLDRendezvous::SOEntryIsMainExecutable(const SOEntry &entry) {
   switch (triple.getOS()) {
   case llvm::Triple::FreeBSD:
   case llvm::Triple::NetBSD:
+  case llvm::Triple::OpenBSD:
     return entry.file_spec == m_exe_file_spec;
   case llvm::Triple::Linux:
     if (triple.isAndroid())

lldb/source/Plugins/DynamicLoader/POSIX-DYLD/DynamicLoaderPOSIXDYLD.cpp

@@ -53,7 +53,8 @@ DynamicLoader *DynamicLoaderPOSIXDYLD::CreateInstance(Process *process,
         process->GetTarget().GetArchitecture().GetTriple();
     if (triple_ref.getOS() == llvm::Triple::FreeBSD ||
         triple_ref.getOS() == llvm::Triple::Linux ||
-        triple_ref.getOS() == llvm::Triple::NetBSD)
+        triple_ref.getOS() == llvm::Triple::NetBSD ||
+        triple_ref.getOS() == llvm::Triple::OpenBSD)
       create = true;
   }
 

lldb/test/API/api/multithreaded/common.h

@@ -58,7 +58,8 @@ class multithreaded_queue {
 
 /// Allocates a char buffer with the current working directory
 inline char* get_working_dir() {
-#if defined(__APPLE__) || defined(__FreeBSD__) || defined(__NetBSD__)
+#if defined(__APPLE__) || defined(__FreeBSD__) || defined(__NetBSD__) ||       \
+    defined(__OpenBSD__)
     return getwd(0);
 #else
     return get_current_dir_name();

lldb/test/API/tools/lldb-server/thread-name/main.cpp

@@ -1,4 +1,7 @@
 #include <pthread.h>
+#if defined(__OpenBSD__)
+#include <pthread_np.h>
+#endif
 #include <signal.h>
 
 void set_thread_name(const char *name) {
@@ -8,6 +11,8 @@ void set_thread_name(const char *name) {
   ::pthread_setname_np(::pthread_self(), name);
 #elif defined(__NetBSD__)
   ::pthread_setname_np(::pthread_self(), "%s", const_cast<char *>(name));
+#elif defined(__OpenBSD__)
+  ::pthread_set_name_np(::pthread_self(), name);
 #endif
 }