From 3237ebafaa36ccc114a4274ff9ca9f5dfe61821b Mon Sep 17 00:00:00 2001
From: Baruch Sterin <baruchs@gmail.com>
Date: Thu, 12 Nov 2015 11:43:59 -0800
Subject: CMake, Makefile: pass the location of arch_flags to the makefile,
 this way the cmake build does not write to the soruce directory

---
 CMakeLists.txt | 1 +
 Makefile       | 8 +++++---
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 04b882d0..977f0938 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -53,6 +53,7 @@ execute_process(
     make
         ${ABC_READLINE_FLAGS}
         ${ABC_USE_NAMESPACE}
+        ARCHFLAGS_EXE=${CMAKE_CURRENT_BINARY_DIR}/abc_arch_flags_program.exe
         ABC_MAKE_NO_DEPS=1
         CC=${CMAKE_C_COMPILER}
         CXX=${CMAKE_CXX_COMPILER}
diff --git a/Makefile b/Makefile
index 4b5190d0..f05d39b5 100644
--- a/Makefile
+++ b/Makefile
@@ -34,12 +34,14 @@ MODULES := \
 all: $(PROG)
 default: $(PROG)
 
-arch_flags : arch_flags.c
-	$(CC) arch_flags.c -o arch_flags
+ARCHFLAGS_EXE ?= ./arch_flags
+
+$(ARCHFLAGS_EXE) : arch_flags.c
+	$(CC) arch_flags.c -o $(ARCHFLAGS_EXE)
 
 INCLUDES += -Isrc
 
-ARCHFLAGS ?= $(shell $(CC) arch_flags.c -o arch_flags && ./arch_flags)
+ARCHFLAGS ?= $(shell $(CC) arch_flags.c -o $(ARCHFLAGS_EXE) && $(ARCHFLAGS_EXE))
 ARCHFLAGS := $(ARCHFLAGS)
 
 OPTFLAGS  ?= -g -O
-- 
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