From: Michel Pollet <buserror@gmail.com>
Date: Sat, 16 Jun 2012 08:42:26 +0000 (+0100)
Subject: Makefile: Add a debug log
X-Git-Tag: v1.0~62
X-Git-Url: https://git.htl-mechatronik.at/public/?a=commitdiff_plain;h=2e7cd176d49f93fc000d0db24c90b9511fe383ce;p=sx%2Fsimavr.git

Makefile: Add a debug log

make V=1 will create a /tmp/simavr_conf.log to help find why
the cores won't compile

Signed-off-by: Michel Pollet <buserror@gmail.com>
---

diff --git a/simavr/Makefile b/simavr/Makefile
index 7a67d32..365a099 100644
--- a/simavr/Makefile
+++ b/simavr/Makefile
@@ -108,15 +108,20 @@ config: ${OBJ}/cores.deps sim_core_config.h sim_core_decl.h
 # ship with old version of avr-gcc and associated and needs
 # to be verified
 #
+ifeq ($(V), 1)
+DEBUGLOG=/tmp/simavr_conf.log
+else
+DEBUGLOG=/dev/null
+endif
 sim_core_config.h ${OBJ}/cores.deps: $(cores) Makefile
 	@echo CONF $@
 	@conf=""; decl=""; array=""; \
-	mkdir -p ${OBJ} ; echo >${OBJ}/cores.deps ; \
+	mkdir -p ${OBJ} ; echo >${OBJ}/cores.deps ; echo >$(DEBUGLOG) ;\
 	for core in cores/*.c ; do \
 		file=$$core; global=$${core/cores\/sim_}; global=$${global/.c}; \
 		upper=$$(echo $$global|tr '[a-z]' '[A-Z]'); \
 		if $(CC) -E $(CFLAGS) ${AVR_CPPFLAGS} $$file \
-			>/dev/null 2>&1 ; then \
+			>>$(DEBUGLOG) 2>&1 ; then \
 			conf+="#define CONFIG_$$upper 1\n"; \
 			obj=$${file/.c/.o} ; obj=$${obj/cores\/}; \
 			printf "\$${OBJ}/libsimavr.a: \$${OBJ}/$$obj\n">>${OBJ}/cores.deps ; \