build.rules

openaccess读def,lef文件所用的源代码

# Beginning of rules to check that the make includes are present. These rules 
# provide the developer with information what to do. 

SETUP_OK	:= $(shell [ -r $(CONFIG_ROOT) ] && echo $(CONFIG_ROOT))

.PHONY : install_check

pregen all install : install_check

ifeq ($(strip $(SETUP_OK)), )
  install_check :
	@echo "The include files for your makefile cannot be found in $(CONFIG_ROOT)." 
	@echo "To resolve this problem, check out the build project"
	exit 1
else
  install_check :
endif
# End of make includes check

-include $(CONFIG_ROOT)/library.rules

-include $(CONFIG_ROOT)/build.rules


# ******************************************************************************
# check_lefdef
#
# This rule checks the lefdef installation. It first checks that the
# $(LEFDEF_HOME) directory exists.
# ******************************************************************************
check_lefdef : force
	@if [ -d $(LEFDEF_HOME) ] || ( [ -d $LEF_HOME ] && [ -d $DEF_HOME ] ); \
	then \
	continue; \
	else \
	echo "Error: The path $(LEFDEF_HOME), or $(LEF_HOME) and $(DEF_HOME)";  \
	echo "       are not directories. These paths";  \
	echo "       must be the directory of your LefDef installation.";      \
	echo "       Install lefdef or set the environment variable ";        \
	echo "       LEFDEF_HOME, or LEF_HOME and DEF_HOME to your"; \
	echo "       LefDef installation directory. ";    \
	exit 1;\
	fi

# ******************************************************************************
# check_zlib
#
# This rule checks the zlib installation. It first checks that the
# $(ZLIB_HOME) directory exists. 
# ******************************************************************************
check_zlib : force
	@if [ ! -d $(ZLIB_HOME) ]; \
        then \
	echo "Error: The path $(ZLIB_HOME) is not a directory. This path";  \
	echo "       must be the directory of your zlib installation.";      \
	echo "       Install zlib or set the environment variable ";        \
	echo "       ZLIB_HOME to your zlib installation directory. ";    \
	exit 1;\
	fi 
	@if [ -f $(ZLIB_HOME)/lib/libz.so ]; \
	then \
	echo "Error: The shared library $(ZLIB_HOME)/lib/libz.so exists."; \
	echo "       This configuration requires the libz library to be"; \
	echo "       statically linked into the executable and presence"; \
	echo "       of the dynamic library will cause dynamic linkage."; \
	exit 1; \
	fi 
	@if [ ! -f $(ZLIB_HOME)/lib/libz.a ]; \
	then \
	echo "Error: The archive library $(ZLIB_HOME)/lib/libz.a does not"; \
	echo "       exist. This configuration requires the libz library"; \
	echo "       to be statically linked into the executable."; \
	exit 1; \
	fi