From 46be0bd4585c0d8e0e77900dda0184035f211f31 Mon Sep 17 00:00:00 2001
From: apio <blobs.trading@gmail.com>
Date: Sat, 8 Apr 2023 17:01:26 +0200
Subject: [PATCH] apps: Install su as setuid

---
 apps/CMakeLists.txt | 30 +++++++++++++++++-------------
 1 file changed, 17 insertions(+), 13 deletions(-)

diff --git a/apps/CMakeLists.txt b/apps/CMakeLists.txt
index 0b2cdc10..cf021d80 100644
--- a/apps/CMakeLists.txt
+++ b/apps/CMakeLists.txt
@@ -1,20 +1,24 @@
-function(luna_app SOURCE_FILE APP_NAME)
+function(luna_app SOURCE_FILE APP_NAME SETUID)
     add_executable(${APP_NAME} ${SOURCE_FILE})
     target_compile_options(${APP_NAME} PRIVATE -Os ${COMMON_FLAGS} -Wno-write-strings)
     add_dependencies(${APP_NAME} libc)
     target_include_directories(${APP_NAME} PRIVATE ${LUNA_BASE}/usr/include)
     target_link_libraries(${APP_NAME} PRIVATE os)
-    install(TARGETS ${APP_NAME} DESTINATION ${LUNA_ROOT}/initrd/bin)
+    if(${SETUID})
+        install(TARGETS ${APP_NAME} DESTINATION ${LUNA_ROOT}/initrd/bin PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_READ GROUP_EXECUTE WORLD_READ WORLD_EXECUTE SETUID)
+    else()
+        install(TARGETS ${APP_NAME} DESTINATION ${LUNA_ROOT}/initrd/bin)
+    endif()
 endfunction()
 
-luna_app(init.cpp init)
-luna_app(env.cpp env)
-luna_app(su.cpp su)
-luna_app(sh.cpp sh)
-luna_app(cat.cpp cat)
-luna_app(date.cpp date)
-luna_app(edit.cpp edit)
-luna_app(ls.cpp ls)
-luna_app(chown.cpp chown)
-luna_app(chmod.cpp chmod)
-luna_app(mkdir.cpp mkdir)
+luna_app(init.cpp init OFF)
+luna_app(env.cpp env OFF)
+luna_app(su.cpp su ON)
+luna_app(sh.cpp sh OFF)
+luna_app(cat.cpp cat OFF)
+luna_app(date.cpp date OFF)
+luna_app(edit.cpp edit OFF)
+luna_app(ls.cpp ls OFF)
+luna_app(chown.cpp chown OFF)
+luna_app(chmod.cpp chmod OFF)
+luna_app(mkdir.cpp mkdir OFF)