[Lldb-commits] [lldb] [lldb][AIX] Minor AIX specific changes (PR #132718)

[Dhruv Srivastava via lldb-commits]

https://github.com/DhruvSrivastavaX created https://github.com/llvm/llvm-project/pull/132718

This PR is in reference to porting LLDB on AIX.

Link to discussions on llvm discourse and github:

1. https://discourse.llvm.org/t/port-lldb-to-ibm-aix/80640
2. https://github.com/llvm/llvm-project/issues/101657
The complete changes for porting are present in this draft PR:
https://github.com/llvm/llvm-project/pull/102601

AIX build specific changes

>From c6392f75d270467300c5cf6cdbcfae088d1e48eb Mon Sep 17 00:00:00 2001
From: Dhruv-Srivastava <dhruv.srivastava at ibm.com>
Date: Mon, 24 Mar 2025 06:44:24 -0500
Subject: [PATCH] Minor AIX specific changes

---
 lldb/source/Host/CMakeLists.txt  | 4 ++++
 lldb/source/Host/common/Host.cpp | 2 ++
 2 files changed, 6 insertions(+)

diff --git a/lldb/source/Host/CMakeLists.txt b/lldb/source/Host/CMakeLists.txt
index 52ef67feeb6ab..a2ae6f1430c38 100644
--- a/lldb/source/Host/CMakeLists.txt
+++ b/lldb/source/Host/CMakeLists.txt
@@ -7,6 +7,10 @@ if (APPLE AND LLVM_ENABLE_LOCAL_SUBMODULE_VISIBILITY)
   endif()
 endif()
 
+if (UNIX AND ${CMAKE_SYSTEM_NAME} MATCHES "AIX")
+  add_definitions("-D_ALL_SOURCE")
+endif()
+
 macro(add_host_subdirectory group)
   list(APPEND HOST_SOURCES ${ARGN})
   source_group(${group} FILES ${ARGN})
diff --git a/lldb/source/Host/common/Host.cpp b/lldb/source/Host/common/Host.cpp
index 6e5a75128eb27..a08c97d8e22f8 100644
--- a/lldb/source/Host/common/Host.cpp
+++ b/lldb/source/Host/common/Host.cpp
@@ -19,7 +19,9 @@
 #include <pwd.h>
 #include <spawn.h>
 #include <sys/stat.h>
+#ifndef _AIX
 #include <sys/syscall.h>
+#endif
 #include <sys/wait.h>
 #include <unistd.h>
 #endif