From 0bb45a7fa8f1c143fc209d04e6b86c7f61a91b21 Mon Sep 17 00:00:00 2001
From: Cory McWilliams <cory@unprompted.com>
Date: Tue, 17 Oct 2023 22:25:31 +0000
Subject: [PATCH] Whoa.  Allow building the ios executable on Linux.

git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@4529 ed5197a5-7fde-0310-b194-c3ffbd925b24
---
 Makefile | 21 ++++++++++++++-------
 1 file changed, 14 insertions(+), 7 deletions(-)

diff --git a/Makefile b/Makefile
index 799a52c4..1d74c92c 100644
--- a/Makefile
+++ b/Makefile
@@ -13,8 +13,10 @@ UNAME_S := $(shell uname -s)
 UNAME_M := $(shell uname -m)
 ifeq ($(UNAME_S),Darwin)
 BUILD_TYPES := macosdebug macosrelease iosdebug iosrelease iossimdebug iossimrelease
-else
-BUILD_TYPES := debug release windebug winrelease androiddebug androidrelease androiddebug-x86 androidrelease-x86 androiddebug-x86_64 androidrelease-x86_64 androiddebug-armv7a androidrelease-armv7a
+EXTRA_BUILD_TYPES :=
+else ifeq ($(UNAME_S),Linux)
+BUILD_TYPES := debug release
+EXTRA_BUILD_TYPES := windebug winrelease androiddebug androidrelease androiddebug-x86 androidrelease-x86 androiddebug-x86_64 androidrelease-x86_64 androiddebug-armv7a androidrelease-armv7a iosdebug iosrelease
 endif
 
 CFLAGS += \
@@ -86,13 +88,14 @@ RELEASE_TARGETS := \
 	out/androidrelease-armv7a/tildefriends \
 	out/androidrelease-x86_64/tildefriends \
 	out/androidrelease-x86/tildefriends
+ALL_TARGETS = $(DEBUG_TARGETS) $(RELEASE_TARGETS)
 ANDROID_RELEASE_TARGETS := $(filter-out $(DEBUG_TARGETS),$(ANDROID_TARGETS))
 NONANDROID_RELEASE_TARGETS := $(filter-out $(ANDROID_ARM64_TARGETS),$(RELEASE_TARGETS))
-NONANDROID_TARGETS := $(filter-out $(ANDROID_TARGETS),$(DEBUG_TARGETS) $(RELEASE_TARGETS))
-NONMACOS_TARGETS := $(filter-out $(MACOS_TARGETS) $(IOS_TARGETS) $(IOSSIM_TARGETS),$(DEBUG_TARGETS) $(RELEASE_TARGETS))
+NONANDROID_TARGETS := $(filter-out $(ANDROID_TARGETS),$(ALL_TARGETS))
+NONMACOS_TARGETS := $(filter-out $(MACOS_TARGETS) $(IOS_TARGETS) $(IOSSIM_TARGETS),$(ALL_TARGETS))
 
 $(NONANDROID_TARGETS): CFLAGS += -fno-omit-frame-pointer
-$(filter-out $(ANDROID_TARGETS) $(WINDOWS_TARGETS),$(DEBUG_TARGETS) $(RELEASE_TARGETS)): LDFLAGS += -rdynamic
+$(filter-out $(ANDROID_TARGETS) $(WINDOWS_TARGETS),$(ALL_TARGETS)): LDFLAGS += -rdynamic
 $(ANDROID_TARGETS): CFLAGS += \
 	--sysroot $(ANDROID_NDK)/toolchains/llvm/prebuilt/linux-x86_64/sysroot \
 	-fPIC \
@@ -122,6 +125,10 @@ $(IOS_TARGETS): IOS_SYSROOT := $(shell xcrun --sdk iphoneos --show-sdk-path)
 $(IOS_TARGETS): CC = xcrun --sdk iphoneos clang -isysroot $(IOS_SYSROOT) -arch arm64
 $(IOSSIM_TARGETS): IOSSIM_SYSROOT := $(shell xcrun --sdk iphonesimulator --show-sdk-path)
 $(IOSSIM_TARGETS): CC = xcrun --sdk iphonesimulator clang -isysroot $(IOSSIM_SYSROOT) -arch x86_64
+else ifeq ($(UNAME_S),Linux)
+$(IOS_TARGETS): IOS_SYSROOT := deps/iPhoneOS17.0.sdk
+$(IOS_TARGETS): CC = PATH=$$PATH:deps/ios_toolchain/target/bin deps/ios_toolchain/target/bin/arm-apple-darwin11-clang
+$(IOS_TARGETS): CFLAGS = -mios-version-min=6.0
 endif
 $(ANDROID_X86_64_TARGETS): ANDROID_NDK_TARGET_TRIPLE := x86_64-linux-android
 $(ANDROID_X86_TARGETS): ANDROID_NDK_TARGET_TRIPLE := i686-linux-android
@@ -154,7 +161,7 @@ debug: LDFLAGS += -fsanitize=address -fsanitize=undefined
 endif
 
 get_objs = \
-	$(foreach build_type,$(BUILD_TYPES),$(addprefix $(BUILD_DIR)/$(build_type)/,$(addsuffix .o,$(basename $(value $(1)))))) \
+	$(foreach build_type,$(BUILD_TYPES) $(EXTRA_BUILD_TYPES),$(addprefix $(BUILD_DIR)/$(build_type)/,$(addsuffix .o,$(basename $(value $(1)))))) \
 	$(foreach build_type,debug release,$(addprefix $(BUILD_DIR)/$(build_type)/,$(addsuffix .o,$(basename $(value $(1)_unix))))) \
 	$(foreach build_type,windebug winrelease,$(addprefix $(BUILD_DIR)/$(build_type)/,$(addsuffix .o,$(basename $(value $(1)_win))))) \
 	$(foreach build_type,androiddebug androidrelease androiddebug-x86 androidrelease-x86 androiddebug-x86_64 androidrelease-x86_64 androiddebug-armv7a androiddebug-armv7a,$(addprefix $(BUILD_DIR)/$(build_type)/,$(addsuffix .o,$(basename $(value $(1)_android))))) \
@@ -563,7 +570,7 @@ $(BUILD_DIR)/$(1)/%.o: %.S
 	@$$(AS) -c $$< -o $$@
 endef
 
-$(foreach build_type,$(BUILD_TYPES),$(eval $(call build_rules,$(build_type))))
+$(foreach build_type,$(BUILD_TYPES) $(EXTRA_BUILD_TYPES),$(eval $(call build_rules,$(build_type))))
 
 src/version.h : $(firstword $(MAKEFILE_LIST))
 	@echo [version] $@