core out Makefile, add freebsd building

Makefile

@@ -1,90 +1,19 @@
-GIT_SHA=$(shell git rev-parse --short HEAD)
-DISABLED_WARNINGS=-Wno-switch -Wno-macro-redefined -Wno-unused-value
-LDFLAGS=-pthread -lm -lstdc++
-CFLAGS=-std=c++14 -DGIT_SHA=\"$(GIT_SHA)\"
-CFLAGS:=$(CFLAGS) -DODIN_VERSION_RAW=\"dev-$(shell date +"%Y-%m")\"
-CC=clang
-
-OS=$(shell uname)
-
-ifeq ($(OS), Darwin)
-
-    ARCH=$(shell uname -m)
-    LLVM_CONFIG=llvm-config
-
-    # allow for arm only llvm's with version 13
-    ifeq ($(ARCH), arm64)
-        LLVM_VERSIONS = "13.%.%"
-    else
-    # allow for x86 / amd64 all llvm versions begining from 11
-        LLVM_VERSIONS = "13.%.%" "12.0.1" "11.1.0"
-    endif
-
-    LLVM_VERSION_PATTERN_SEPERATOR = )|(
-    LLVM_VERSION_PATTERNS_ESCAPED_DOT = $(subst .,\.,$(LLVM_VERSIONS))
-    LLVM_VERSION_PATTERNS_REPLACE_PERCENT = $(subst %,.*,$(LLVM_VERSION_PATTERNS_ESCAPED_DOT))
-    LLVM_VERSION_PATTERN_REMOVE_ELEMENTS = $(subst " ",$(LLVM_VERSION_PATTERN_SEPERATOR),$(LLVM_VERSION_PATTERNS_REPLACE_PERCENT))
-    LLMV_VERSION_PATTERN_REMOVE_SINGLE_STR = $(subst ",,$(LLVM_VERSION_PATTERN_REMOVE_ELEMENTS))
-    LLVM_VERSION_PATTERN = "^(($(LLMV_VERSION_PATTERN_REMOVE_SINGLE_STR)))"
-
-    ifeq ($(shell $(LLVM_CONFIG) --version | grep -E $(LLVM_VERSION_PATTERN)),)
-        ifeq ($(ARCH), arm64)
-            $(error "Requirement: llvm-config must be base version 13 for arm64")
-        else
-            $(error "Requirement: llvm-config must be base version greater than 11 for amd64/x86")
-        endif
-    endif
-
-    LDFLAGS:=$(LDFLAGS) -liconv -ldl
-    CFLAGS:=$(CFLAGS) $(shell $(LLVM_CONFIG) --cxxflags --ldflags)
-    LDFLAGS:=$(LDFLAGS) -lLLVM-C
-endif
-ifeq ($(OS), Linux)
-    LLVM_CONFIG=llvm-config-11
-    ifneq ($(shell which llvm-config-11 2>/dev/null),)
-        LLVM_CONFIG=llvm-config-11
-    else ifneq ($(shell which llvm-config-11-64 2>/dev/null),)
-        LLVM_CONFIG=llvm-config-11-64
-    else
-        ifeq ($(shell $(LLVM_CONFIG) --version | grep '^11\.'),)
-            $(error "Requirement: llvm-config must be version 11")
-        endif
-    endif
-
-    LDFLAGS:=$(LDFLAGS) -ldl
-    CFLAGS:=$(CFLAGS) $(shell $(LLVM_CONFIG) --cxxflags --ldflags)
-    LDFLAGS:=$(LDFLAGS) $(shell $(LLVM_CONFIG) --libs core native --system-libs)
-endif
-ifeq ($(OS), OpenBSD)
-    LLVM_CONFIG=/usr/local/bin/llvm-config
-
-    LDFLAGS:=$(LDFLAGS) -liconv
-    CFLAGS:=$(CFLAGS) $(shell $(LLVM_CONFIG) --cxxflags --ldflags)
-    LDFLAGS:=$(LDFLAGS) $(shell $(LLVM_CONFIG) --libs core native --system-libs)
-endif
-ifeq ($(OS), FreeBSD)
-    LLVM_CONFIG=/usr/local/bin/llvm-config11
-
-    CFLAGS:=$(CFLAGS) $(shell $(LLVM_CONFIG) --cxxflags --ldflags)
-    LDFLAGS:=$(LDFLAGS) $(shell $(LLVM_CONFIG) --libs core native --system-libs)
-endif
-
 all: debug demo
 
 demo:
 	./odin run examples/demo/demo.odin
 
 report:
-	./odin report
+	./odin.sh report
 
 debug:
-	$(CC) src/main.cpp src/libtommath.cpp $(DISABLED_WARNINGS) $(CFLAGS) -g $(LDFLAGS) -o odin
+	./build_odin.sh debug
 
 release:
-	$(CC) src/main.cpp src/libtommath.cpp $(DISABLED_WARNINGS) $(CFLAGS) -O3 $(LDFLAGS) -o odin
+	./build_odin.sh release
 
 release_native:
-	$(CC) src/main.cpp src/libtommath.cpp $(DISABLED_WARNINGS) $(CFLAGS) -O3 -march=native $(LDFLAGS) -o odin
+	./build_odin.sh release-native
 
 nightly:
-	$(CC) src/main.cpp src/libtommath.cpp $(DISABLED_WARNINGS) $(CFLAGS) -DNIGHTLY -O3 $(LDFLAGS) -o odin
+	./build_odin.sh nightly

build_odin.sh

@@ -41,6 +41,13 @@ config_darwin() {
 	LDFLAGS="$LDFLAGS -lLLVM-C"
 }
 
+config_freebsd() {
+	LLVM_CONFIG=/usr/local/bin/llvm-config11
+
+	CFLAGS="$CFLAGS $($LLVM_CONFIG --cxxflags --ldflags)"
+	LDFLAGS="$LDFLAGS $($LLVM_CONFIG --libs core native --system-libs)"
+}
+
 config_openbsd() {
 	LLVM_CONFIG=/usr/local/bin/llvm-config
 
@@ -108,6 +115,9 @@ Darwin)
 OpenBSD)
 	config_openbsd
 	;;
+FreeBSD)
+	config_freebsd
+	;;
 *)
 	panic "Platform unsupported!"
 esac