[libc-commits] [libc] [libc][stdlib] Implement setenv() with environment management infrastructure (PR #163018)

[Michael Jones via libc-commits]

================
@@ -65,6 +65,41 @@ add_entrypoint_object(
   libc.config.app_h
 )
 
+# Environment variable functions only make sense in full build mode.
+if(LLVM_LIBC_FULL_BUILD)
+  add_object_library(
+    environ_internal
+    SRCS
+      environ_internal.cpp
+    HDRS
+      environ_internal.h
+    DEPENDS
+      libc.config.app_h
+      libc.hdr.types.size_t
+      libc.src.__support.CPP.string_view
+      libc.src.__support.threads.mutex
+      libc.src.stdlib.free
+      libc.src.stdlib.malloc
+      libc.src.string.memcpy
+  )
+
+  add_entrypoint_object(
----------------
michaelrj-google wrote:

nit: The entrypoint object can be outside of the full build check since entrypoints are only evaluated when they're in the entrypoints.txt list.

https://github.com/llvm/llvm-project/pull/163018