From 1ac3026c039cb15dd8c110c84215096854c3c804 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Karel=20Ko=C4=8D=C3=AD?= <cynerd@email.cz>
Date: Sun, 20 Mar 2016 16:36:04 +0100
Subject: Some chages in configuration build

---
 examples/usartecho/Makefile | 39 ++++++++++++++++++++++-----------------
 1 file changed, 22 insertions(+), 17 deletions(-)

(limited to 'examples/usartecho/Makefile')

diff --git a/examples/usartecho/Makefile b/examples/usartecho/Makefile
index 900fe09..6e4e9d5 100644
--- a/examples/usartecho/Makefile
+++ b/examples/usartecho/Makefile
@@ -4,13 +4,14 @@ PROJNAME = usartecho
 SRC = echo.c
 
 OBJ = $(patsubst %.c,%.o,$(SRC)) # This creates list of *.o files from *.c
+Q ?= @ # This can be overwritten to show commands
 
 .PHONY: all
-ifneq ("$(wildcard config)","") # Checking if configuration exists
+ifneq ("$(wildcard .config)","") # Checking if configuration exists
 all: $(PROJNAME).hex
 	@echo Now you can flash $< to your chip.
 else
-all: help
+all: .config
 endif
 
 # Edit here help like you ever want
@@ -26,39 +27,43 @@ help:
 .PHONY: clean
 clean:
 	@echo " CLEAN OBJ"
-	@$(RM) $(OBJ)
+	$(Q)$(RM) $(OBJ)
 	@echo " CLEAN $(PROJNAME).elf $(PROJNAME).hex"
-	@$(RM) $(PROJNAME).elf $(PROJNAME).hex
-	@$(MAKE) -C ../.. clean
+	$(Q)$(RM) $(PROJNAME).elf $(PROJNAME).hex
+	$(Q)$(MAKE) -C ../.. clean O=examples/$(PROJNAME)
 
 # Building targets are available only if configuration is generated
-ifneq ("$(wildcard config)","")
--include config
+ifneq ("$(wildcard .config)","")
+-include .config
 # If you want change some standard CFLAGS, change them in configuration not here.
 # Add here only options that should not be applied to avr-ioe also.
-CFLAGS = -I../../include -mmcu=$(MMCU) -imacros ../../.config.h \
+CFLAGS = -I../../include -mmcu=$(MMCU) -imacros build/config.h \
 	 $(shell echo $(CONFCFLAGS)) $(shell echo -DF_CPU=$(F_CPU)000L)
 
-$(PROJNAME).elf: ../../libioe.a
+$(PROJNAME).elf: libioe.a
 $(PROJNAME).elf: $(OBJ)
 	@echo " LD       $@"
-	@avr-gcc -Os -mmcu=$(MMCU) $^ -o $@ -L../.. -lioe
+	@avr-gcc -Os -mmcu=$(MMCU) $(filter %.o,$^) -o $@ -L. -lioe
 
 $(PROJNAME).hex: $(PROJNAME).elf
 	@echo " OBJCOPY  $@"
-	@avr-objcopy -O ihex -R .eeprom $< $@
+	$(Q)avr-objcopy -O ihex -R .eeprom $< $@
 
-$(OBJ): %.o: %.c ../../libioe.a
+$(OBJ): %.o: %.c libioe.a
 	@echo " CC       $@"
-	@avr-gcc $(CFLAGS) -c -o $@ $<
+	$(Q)avr-gcc $(CFLAGS) -c -o $@ $<
 
-../../libioe.a: config
-	@CONFIG=$$(readlink -f config) $(MAKE) -C ../.. libioe.a
+libioe.a: .config
+	$(Q)$(MAKE) -C ../.. examples/$(PROJNAME)/libioe.a O=examples/$(PROJNAME)
 endif
 
+.config:
+	@echo Configuration for this example is missing. Probably deleted...
+	@exit 1
+
 config:
-	@CONFIG=$$(readlink -f config) $(MAKE) -C ../.. config
+	$(Q)$(MAKE) -C ../.. config O=examples/$(PROJNAME)
 
 .PHONY: menuconfig
 menuconfig:
-	@CONFIG=$$(readlink -f config) $(MAKE) -C ../.. menuconfig
+	$(Q)$(MAKE) -C ../.. menuconfig O=examples/$(PROJNAME)
-- 
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