From 838b3406a86631437461fe6080d6b1002b6c7fa5 Mon Sep 17 00:00:00 2001
From: Quentin Quadrat <lecrapouille@gmail.com>
Date: Mon, 20 May 2024 21:18:34 +0200
Subject: [PATCH] Fixing ExaequOS architecture

---
 Makefile.footer | 12 ++++++++++++
 Makefile.header | 48 +++++++++++++++++++++++++++++++-----------------
 Makefile.macros | 28 +++++++++++++++++++++++++---
 3 files changed, 68 insertions(+), 20 deletions(-)

diff --git a/Makefile.footer b/Makefile.footer
index b315771..457c7fd 100644
--- a/Makefile.footer
+++ b/Makefile.footer
@@ -25,6 +25,16 @@
 
 include $(M)/Makefile.flags
 
+###################################################
+# Disable shared lib for ExaequOS for the moment
+#
+ifneq ($(EXAEQUOS),)
+ifdef SHARED_LIB_TARGET
+$(warning Sorry for the moment no shared lib can be created for ExaequOS)
+SHARED_LIB_TARGET :=
+endif
+endif
+
 ###################################################
 # Internal librairies
 #
@@ -97,6 +107,7 @@ endif
 ###################################################
 # Shared library
 #
+ifeq ($(EXAEQUOS),)
 $(SHARED_LIB_TARGET): LDFLAGS += $(DLL_LDFLAGS)
 $(SHARED_LIB_TARGET): $(LIB_OBJS) $(THIRDPART_OBJS) $(THIRDPART_LIBS)
 ifeq ($(LIB_OBJS),)
@@ -105,6 +116,7 @@ endif
 	@$(call print-to,"Shared lib","$(TARGET)","$(BUILD)/$@","$(VERSION)")
 	$(Q)cd $(BUILD) && $(COMPILER) $(LDFLAGS) -o $@ $(LIB_OBJS) $(THIRDPART_OBJS) $(LINK_ALL_LOAD) $(THIRDPART_LIBS) $(NOT_PKG_LIBS) $(PKGCFG_LIBS) $(LINK_NO_ALL_LOAD) $(LINKER_FLAGS)
 	$(Q)cd $(BUILD) && cp $@ $(SHARED_LIB_TARGET_NOVERSION)
+endif
 
 ###################################################
 # Generate the pkg-config file
diff --git a/Makefile.header b/Makefile.header
index 1846b2f..3383dcd 100644
--- a/Makefile.header
+++ b/Makefile.header
@@ -45,22 +45,6 @@ WIN_ENV := $(patsubst MINGW%,MINGW,$(WIN_ENV))
 ARCHI := Windows
 endif
 
-###################################################
-# Emscripten
-#
-ifneq ($(EMSCRIPTEN),)
-$(warning Compiling with emscripten)
-ARCHI := Emscripten
-endif
-
-###################################################
-# Exaequos https://github.com/exaequos
-#
-ifneq ($(EXAEQUOS),)
-$(warning Compiling with emscripten-exa for ExaequOS)
-ARCHI := ExaequOS
-endif
-
 ###################################################
 # Macros to override through Makefile command lines
 #
@@ -132,6 +116,26 @@ PROJECT_INFO ?= project_info.hpp
 # MacOS X path to the application bundle icon
 MACOS_BUNDLE_ICON ?= .makefile/macos.icns
 
+###################################################
+# Emscripten
+#
+ifneq ($(EXAEQUOS),)
+#ifeq ($(EMSCRIPTEN),)
+#$(error You are inside a docker but you did not call emmake)
+#endif
+ARCHI := Emscripten
+CXX := em++.py
+CC := emcc.py
+AR := emar.py
+ARFLAGS := crs
+DEFINES += -DEXAEQUOS
+endif
+
+ifneq ($(EMSCRIPTEN),)
+$(warning Compiling with emscripten)
+ARCHI := Emscripten
+endif
+
 ###################################################
 # Check if some variables have been defined
 #
@@ -177,7 +181,11 @@ TMPDIR ?= /tmp
 # Application extension
 #
 ifeq ($(ARCHI),Emscripten)
+ifneq ($(EXAEQUOS),)
+EXT := .js
+else
 EXT := .html
+endif
 else ifeq ($(ARCHI),Darwin)
 EXT := .app
 else ifeq ($(ARCHI),Linux)
@@ -216,13 +224,18 @@ $(error Supported SUFFIX are $(CC_SUFFIX) or $(CXX_SUFFIX))
 endif
 
 ###################################################
-# Determine compiler name
+# Determine compiler name. Exaequos em++.py does not work
 #
+ifeq ($(EXAEQUOS),)
 COMPILER_NAME := $(shell $(COMPILER) --version | head -1 | cut -d" " -f1 | cut -d"-" -f1)
+else
+COMPILER_NAME := em++.py
+endif
 
 ###################################################
 # Determine compiler version
 #
+ifeq ($(EXAEQUOS),)
 ifeq ("$(COMPILER_NAME)","clang")
 COMPILER_VERSION := $(shell $(COMPILER) --version | head -1 | grep -o -E '[0-9]+\.[0-9]+\.[0-9]+' | head -1)
 else ifeq ("$(COMPILER_NAME)","g++")
@@ -232,6 +245,7 @@ COMPILER_VERSION := $(shell $(COMPILER) --version | head -1 | grep -o -E '[0-9]+
 else
 COMPILER_VERSION := 0
 endif
+endif
 
 ###################################################
 # Convert version number into a integer (ie g++-4.9.2 will return 40902)
diff --git a/Makefile.macros b/Makefile.macros
index 7f6bf31..84f0cf7 100644
--- a/Makefile.macros
+++ b/Makefile.macros
@@ -46,9 +46,11 @@ TARGET_LOWER_CASE := $(shell echo $(TARGET) | tr A-Z a-z)
 #
 SHORT_LIB_TARGET := -l$(TARGET_LOWER_CASE)
 LIB_TARGET := lib$(TARGET_LOWER_CASE)
+ifeq ($(EXAEQUOS),)
 SHARED_LIB_TARGET_NOVERSION := $(LIB_TARGET).$(SO)
 SHARED_LIB_TARGET := $(SHARED_LIB_TARGET_NOVERSION).$(TARGET_VERSION)
 SHARED_LIB_TARGET_MAJOR := $(SHARED_LIB_TARGET_NOVERSION).$(TARGET_MAJOR_VERSION)
+endif
 STATIC_LIB_TARGET_NOVERSION :=  $(LIB_TARGET).a
 STATIC_LIB_TARGET := $(STATIC_LIB_TARGET_NOVERSION).$(TARGET_VERSION)
 STATIC_LIB_TARGET_MAJOR := $(STATIC_LIB_TARGET_NOVERSION).$(TARGET_MAJOR_VERSION)
@@ -256,18 +258,38 @@ endef
 # Install static and dynamic libraries (if the project
 # is not an application)
 #
-define INSTALL_PROJECT_LIBRARIES
-	@$(call print-to,"Installing","libs","$(INSTALL_LIBDIR)","")
-	@mkdir -p $(INSTALL_LIBDIR)
+define INSTALL_PROJECT_STATIC_LIBRARIES
 	@install -m 644 $(BUILD)/$(STATIC_LIB_TARGET) $(INSTALL_LIBDIR)
 	@ln -snf $(INSTALL_LIBDIR)/$(STATIC_LIB_TARGET) $(INSTALL_LIBDIR)/$(STATIC_LIB_TARGET_NOVERSION)
 	@ln -snf $(INSTALL_LIBDIR)/$(STATIC_LIB_TARGET) $(INSTALL_LIBDIR)/$(STATIC_LIB_TARGET_MAJOR)
+endef
+
+define INSTALL_PROJECT_SHARED_LIBRARIES
 	@install -m 644 $(BUILD)/$(SHARED_LIB_TARGET) $(INSTALL_LIBDIR)
 	@ln -snf $(INSTALL_LIBDIR)/$(SHARED_LIB_TARGET) $(INSTALL_LIBDIR)/$(SHARED_LIB_TARGET_NOVERSION)
 	@ln -snf $(INSTALL_LIBDIR)/$(SHARED_LIB_TARGET) $(INSTALL_LIBDIR)/$(SHARED_LIB_TARGET_MAJOR)
 	@$(call INSTALL_PKG_CONFIG)
 endef
 
+###################################################
+# Install static and dynamic libraries (if the project
+# is not an application)
+#
+ifeq ($(EXAEQUOS),)
+define INSTALL_PROJECT_LIBRARIES
+	@$(call print-to,"Installing","libs","$(INSTALL_LIBDIR)","")
+	@mkdir -p $(INSTALL_LIBDIR)
+	@$(call INSTALL_PROJECT_SHARED_LIBRARIES)
+	@$(call INSTALL_PROJECT_STATIC_LIBRARIES)
+endef
+else
+define INSTALL_PROJECT_LIBRARIES
+	@$(call print-to,"Installing","libs","$(INSTALL_LIBDIR)","")
+	@mkdir -p $(INSTALL_LIBDIR)
+	@$(call INSTALL_PROJECT_STATIC_LIBRARIES)
+endif
+endif
+
 ###################################################
 # Install all .hpp files to the $(INSTALL_INCLUDEDIR) folder
 # TODO need glob regex