From efe89784fcd8c12be4bb8126ec66f2dfcae74574 Mon Sep 17 00:00:00 2001
From: Aditya Vidyadhar Kamath <Aditya.Kamath1@ibm.com>
Date: Tue, 8 Oct 2024 07:01:09 -0500
Subject: [PATCH] Build system improvements to support AIX

Closes #1383
---
 CMakeLists.txt                    | 2 ++
 libclamav/CMakeLists.txt          | 2 +-
 libclamunrar/CMakeLists.txt       | 2 +-
 libclamunrar_iface/CMakeLists.txt | 2 +-
 libfreshclam/CMakeLists.txt       | 4 ++--
 5 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 56ebe71aab..b5e84655f6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -61,6 +61,8 @@ if(CMAKE_SYSTEM_NAME STREQUAL "Linux")
     set(C_LINUX 1)
 elseif(APPLE OR CMAKE_SYSTEM_NAME MATCHES "BSD")
     set(C_BSD 1)
+elseif(CMAKE_SYSTEM_NAME MATCHES "AIX")
+    set(AIX TRUE)
 endif()
 
 # Git optionally used to add commit info into build to differentiate in bug reports.
diff --git a/libclamav/CMakeLists.txt b/libclamav/CMakeLists.txt
index ef619a6223..ca8578a236 100644
--- a/libclamav/CMakeLists.txt
+++ b/libclamav/CMakeLists.txt
@@ -474,7 +474,7 @@ if(ENABLE_SHARED_LIB)
     else()
         target_link_libraries( clamav PUBLIC Iconv::Iconv )
     endif()
-    if(UNIX AND NOT APPLE)
+    if(UNIX AND NOT APPLE AND NOT AIX)
         target_link_options( clamav PRIVATE "-Wl,--version-script=${CMAKE_CURRENT_SOURCE_DIR}/libclamav.map")
     endif()
     if(WIN32)
diff --git a/libclamunrar/CMakeLists.txt b/libclamunrar/CMakeLists.txt
index 2500a42fa9..e39273ef1c 100644
--- a/libclamunrar/CMakeLists.txt
+++ b/libclamunrar/CMakeLists.txt
@@ -97,7 +97,7 @@ if(ENABLE_SHARED_LIB)
 
     if(WIN32)
         set_target_properties(clamunrar PROPERTIES WINDOWS_EXPORT_ALL_SYMBOLS ON)
-    elseif(UNIX AND NOT APPLE)
+    elseif(UNIX AND NOT APPLE AND NOT AIX)
         target_link_options(clamunrar PRIVATE "-Wl,--version-script=${CMAKE_CURRENT_SOURCE_DIR}/libclamunrar.map")
     endif()
 
diff --git a/libclamunrar_iface/CMakeLists.txt b/libclamunrar_iface/CMakeLists.txt
index f2f68fa0a7..03c35f6684 100644
--- a/libclamunrar_iface/CMakeLists.txt
+++ b/libclamunrar_iface/CMakeLists.txt
@@ -64,7 +64,7 @@ if(ENABLE_UNRAR)
 
         if(WIN32)
             set_target_properties(clamunrar_iface PROPERTIES WINDOWS_EXPORT_ALL_SYMBOLS ON)
-        elseif(UNIX AND NOT APPLE)
+        elseif(UNIX AND NOT APPLE AND NOT AIX)
             target_link_options(clamunrar_iface PRIVATE "-Wl,--version-script=${CMAKE_CURRENT_SOURCE_DIR}/libclamunrar_iface.map")
         endif()
 
diff --git a/libfreshclam/CMakeLists.txt b/libfreshclam/CMakeLists.txt
index 284ae14b2d..ae09880aec 100644
--- a/libfreshclam/CMakeLists.txt
+++ b/libfreshclam/CMakeLists.txt
@@ -52,7 +52,7 @@ if(ENABLE_SHARED_LIB)
         target_link_libraries( freshclam
             PUBLIC
                 network )
-    elseif(UNIX)
+    elseif(UNIX AND NOT AIX)
         if(HAVE_RESOLV_H AND NOT C_BSD) # BSD appears to have libresolv inside libc
             target_link_libraries( freshclam
                 PUBLIC
@@ -62,7 +62,7 @@ if(ENABLE_SHARED_LIB)
 
     if(WIN32)
         set_target_properties(freshclam PROPERTIES WINDOWS_EXPORT_ALL_SYMBOLS ON)
-    elseif(UNIX AND NOT APPLE)
+    elseif(UNIX AND NOT APPLE AND NOT AIX)
         target_link_options(freshclam PRIVATE "-Wl,--version-script=${CMAKE_CURRENT_SOURCE_DIR}/libfreshclam.map")
     endif()
     set_target_properties(freshclam PROPERTIES