X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=Makefile;h=44acdee993cf9c99a72b2773dac92a81f4337e7c;hb=202034fd60eca48195c1683477c190f79a1c693f;hp=98aa995bc124269057925838a534e14f8d2e33e5;hpb=63e4489d01ad0262d995c6d9a5f1a1bab719c917;p=wasi-libc.git

diff --git a/Makefile b/Makefile
index 98aa995..44acdee 100644
--- a/Makefile
+++ b/Makefile
@@ -1,8 +1,13 @@
 # These variables are specifically meant to be overridable via the make
 # command-line.
-CC ?= clang
+# ?= doesn't work for CC and AR because make has a default value for them.
+ifeq ($(origin CC), default)
+CC := clang
+endif
 NM ?= $(patsubst %clang,%llvm-nm,$(filter-out ccache sccache,$(CC)))
-AR ?= $(patsubst %clang,%llvm-ar,$(filter-out ccache sccache,$(CC)))
+ifeq ($(origin AR), default)
+AR = $(patsubst %clang,%llvm-ar,$(filter-out ccache sccache,$(CC)))
+endif
 EXTRA_CFLAGS ?= -O2 -DNDEBUG
 # The directory where we build the sysroot.
 SYSROOT ?= $(CURDIR)/sysroot