updated Makefiles and configure script.

Makefile

@@ -4,14 +4,6 @@ SHELL = /usr/bin/env bash
 
 ROOT := $(realpath $(dir $(lastword $(MAKEFILE_LIST))))
 
-ifeq ($(filter clean-all,$(MAKECMDGOALS)),)
-ifneq ($(realpath $(ROOT)/config.mk), $(ROOT)/config.mk)
-$(error ERROR: Please run the configure script before building)
-endif
-
-include $(ROOT)/config.mk
-endif
-
 #
 # User settings
 #
@@ -47,6 +39,15 @@ endif
 # End
 #
 
+# Import config
+ifeq ($(filter clean-all,$(MAKECMDGOALS)),)
+ifneq ($(realpath $(ROOT)/config.mk), $(ROOT)/config.mk)
+$(error ERROR: Please run the configure script before building)
+endif
+
+include $(ROOT)/config.mk
+endif
+
 # Relocate vars
 BUILD_DIR := $(ROOT)/$(BUILD_DIR)/$(TARGET_HOST)
 

asset_builder/Makefile

@@ -17,14 +17,14 @@ endif
 
 $(ASSET_BUILDER_OUTPUT): $(OBJECTS)
 	$(Q)mkdir -p $(dir $@)
+	$(Q)$(HOST_CC) $(ASSET_BUILDER_CFLAGS) $(OBJECTS) -o $@  $(ASSET_BUILDER_LDFLAGS)
 	@echo "[100%] $(YELLOW)Linking $(notdir $(ASSET_BUILDER_OUTPUT))$(RESET)"
-	$(Q)$(ASSET_BUILDER_CC) $(ASSET_BUILDER_CFLAGS) $(OBJECTS) -o $@  $(ASSET_BUILDER_LDFLAGS)
 
 $(BUILD_DIR)/$(notdir $(ASSET_BUILDER_DIR))/%.o: $(ASSET_BUILDER_DIR)/%
 	$(Q)mkdir -p $(dir $@)
 	$(eval CURRENT_FILE := $(shell echo $$(($(CURRENT_FILE)+1))))
 	$(eval PERCENTAGE := $(shell echo $$(($(CURRENT_FILE)*100/$(TOTAL_BUILD_FILES)))))
+	$(Q)$(HOST_CC) $(ASSET_BUILDER_CFLAGS) $(INCLUDES:%=-I%) -MMD -MP -c $< -o $@
 	@echo "[$(PERCENTAGE)%] $(GREEN)Building C object $@$(RESET)"
-	$(Q)$(ASSET_BUILDER_CC) $(ASSET_BUILDER_CFLAGS) $(INCLUDES:%=-I%) -MMD -MP -c $< -o $@
 
 -include $(ASSET_BUILDER_OBJECTS:.o=.d)

configure

@@ -26,22 +26,27 @@ print_error()
 }
 
 ## Parse args
+CURRENT_HOST="guess"
 TARGET_HOST="guess"
 
 for i in "$@"; do
     case $i in
       --target-host=*)
         TARGET_HOST="${i#*=}"
-        shift # past argument=value
+        shift
+        ;;
+      --current-host=*)
+        CURRENT_HOST="${i#*=}"
+        shift
         ;;
       --clean)
         CLEAN=1
         EXIT_AFTER_CLEAN=1
-        shift # past argument=value
+        shift
         ;;
       --reconfigure)
         CLEAN=1
-        shift # past argument=value
+        shift
         ;;
       -h|--help)
         echo "Usage : ./configure [OPTION]..."
@@ -51,6 +56,9 @@ for i in "$@"; do
         echo -e "\033[1m  --target-host=\033[mHOST"
         echo -e "\tselect target host platform, default is \"guess\" and"
         echo -e "\twill try to configure for your current OS"
+        echo -e "\033[1m  --current-host=\033[mHOST"
+        echo -e "\tselect current host platform, default is \"guess\" and"
+        echo -e "\twill try to detect your current OS"
         echo -e "\033[1m  --clean\033[m"
         echo -e "\tclean build, config, cache, etc, and exit"
         echo -e "\033[1m  --reconfigure\033[m"
@@ -78,7 +86,8 @@ if [ -n "${EXIT_AFTER_CLEAN}" ]; then
 fi
 
 ## Deduce current and target hosts
-case "${OSTYPE}" in
+if [ "${CURRENT_HOST}" = "guess" ]; then
+    case "${OSTYPE}" in
       linux*)
         CURRENT_HOST="linux"
         ;;
@@ -91,7 +100,8 @@ case "${OSTYPE}" in
     *)
         print_error "Current detected os is unsuppoted to build from: ${OSTYPE}\nUse --help for more informations."
         ;;
-esac
+    esac
+fi
 
 echo "Configuring for current host: ${CURRENT_HOST}"
 
@@ -101,8 +111,8 @@ fi
 
 case "${CURRENT_HOST}" in
   linux)
-    ASSET_BUILDER_CC="gcc"
+    HOST_CC="gcc"
-    ASSET_BUILDER_AR="ar"
+    HOST_AR="ar"
     ASSET_BUILDER_CFLAGS="--std=c17 -O2 \$(shell pkg-config --cflags libpng json-c)"
     ASSET_BUILDER_LDFLAGS="\$(shell pkg-config --libs libpng json-c)"
     ;;
@@ -117,17 +127,16 @@ case "${TARGET_HOST}" in
 
     case "${CURRENT_HOST}" in
       linux)
+        TARGET_HOST_CC="gcc"
+        TARGET_HOST_AR="ar"
+        TARGET_HOST_CFLAGS="--std=c17 -Os -DASSET_FILE_NAME=\\\"\$(notdir \$(ASSET_OUTPUT))\\\" -D_GNU_SOURCE=1 \$(shell pkg-config --cflags sdl3 lua)"
+        TARGET_HOST_LDFLAGS="\$(shell pkg-config --libs sdl3 lua) -lm"
+        TARGET_HOST_LIBCORE="libcore.a"
         ;;
       *)
-        print_error "Cross compiling from ${CURRENT_HOST} to ${TARGET_HOST} is not supported yet."
+        print_error "Cross compiling from ${CURRENT_HOST} for ${TARGET_HOST} is not supported yet."
         ;;
     esac
-
-    TARGET_CC="gcc"
-    TARGET_AR="ar"
-    TARGET_CFLAGS="--std=c17 -Os -DASSET_FILE_NAME=\\\"\$(notdir \$(ASSET_OUTPUT))\\\" -D_GNU_SOURCE=1 \$(shell pkg-config --cflags sdl3 lua)"
-    TARGET_LDFLAGS="\$(shell pkg-config --libs sdl3 lua) -lm"
-    TARGET_LIBCORE="libcore.a"
     ;;
 
   fxcg50)
@@ -135,17 +144,16 @@ case "${TARGET_HOST}" in
 
     case "${CURRENT_HOST}" in
       linux)
+        TARGET_HOST_CC="sh-elf-gcc"
+        TARGET_HOST_AR="sh-elf-ar"
+        TARGET_HOST_CFLAGS="--std=c17 -Os"
+        TARGET_HOST_LDFLAGS=""
+        TARGET_HOST_LIBCORE="libcore.a"
         ;;
       *)
-        print_error "Cross compiling from ${CURRENT_HOST} to ${TARGET_HOST} is not supported yet."
+        print_error "Cross compiling from ${CURRENT_HOST} for ${TARGET_HOST} is not supported yet."
         ;;
     esac
-
-    TARGET_CC="sh-elf-gcc"
-    TARGET_AR="sh-elf-ar"
-    TARGET_CFLAGS="--std=c17 -O3"
-    TARGET_LDFLAGS=""
-    TARGET_LIBCORE="libcore.a"
     ;;
   *)
     print_error "Unsupported target host: ${TARGET_HOST}"
@@ -155,22 +163,24 @@ echo "Writing config file."
 echo
 echo "${CONFIG_FILE}:"
 echo "\`\`\`"
-tee ${CONFIG_FILE} <<EOF
+
+tee "${CONFIG_FILE}" <<EOF
 # This file was generated by the configure script.
 
 TARGET_HOST = ${TARGET_HOST}
-LIBCORE = ${TARGET_LIBCORE}
+LIBCORE = ${TARGET_HOST_LIBCORE}
 
-TARGET_HOST_CC = ${TARGET_CC}
+TARGET_HOST_CC = ${TARGET_HOST_CC}
-TARGET_HOST_AR = ${TARGET_AR}
+TARGET_HOST_AR = ${TARGET_HOST_AR}
-TARGET_HOST_CFLAGS = ${TARGET_CFLAGS}
+TARGET_HOST_CFLAGS = ${TARGET_HOST_CFLAGS}
-TARGET_HOST_LDFLAGS = ${TARGET_LDFLAGS}
+TARGET_HOST_LDFLAGS = ${TARGET_HOST_LDFLAGS}
+
+HOST_CC = ${HOST_CC}
 
-ASSET_BUILDER_CC = ${ASSET_BUILDER_CC}
-ASSET_BUILDER_AR = ${ASSET_BUILDER_AR}
 ASSET_BUILDER_CFLAGS = ${ASSET_BUILDER_CFLAGS}
 ASSET_BUILDER_LDFLAGS = ${ASSET_BUILDER_LDFLAGS}
 EOF
+
 echo "\`\`\`"
 
 #