#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

TARGET_FLAGS = -D$(TARGET)

ifeq ($(TARGET), PPC64)

        TARGET_FLAGS += -m64

endif

ifeq ($(TARGET), ARM)

        TARGET_FLAGS += -m32

endif

ifeq ($(TARGET), MIPS)

        TARGET_FLAGS += -m32

endif

ifeq ($(TARGET), X86)

        TARGET_FLAGS += -m32

endif

APPFILE=eppic/applications/crash/eppic.c

GITHUB := $(shell ping -c 1 github.com | grep "1 received")

GIT := $(shell which git 2> /dev/null)

all:

	@if [ -f /usr/bin/flex ] && [ -f /usr/bin/bison ]; then \

	  if [ -f ../$(GDB)/crash.target ]; \

        then \

        if  [ ! -f $(APPFILE) ]; \

        then \

          if [ -f "$(GIT)" ]; \

          then \

             if [ -n "$(EPPIC_GIT_URL)" ]; then \

               git clone "$(EPPIC_GIT_URL)" eppic; \

             else \

	          if [ -n "$(GITHUB)" ] ; then \

		    git clone https://github.com/lucchouina/eppic.git eppic; \

	          fi; \

             fi; \

          else \

	     if [ ! -f "$(GIT)" ]; then \

	         echo "eppic.so: git command is needed for pulling eppic extension code"; \

	     fi; \

          fi; \

        fi; \

        if  [ -f $(APPFILE) ]; \

        then \

	        make -f eppic.mk eppic.so; \

        else \

            echo "eppic.so: failed to pull eppic code from git repo"; \

        fi; \

      else \

	    echo "eppic.so: build failed: requires the crash $(GDB) module"; \

      fi ;\

	else \

	  echo "eppic.so: build failed: requires /usr/bin/flex and /usr/bin/bison"; \

    fi

lib-eppic: 

	cd eppic/libeppic && make

eppic.so: ../defs.h $(APPFILE) lib-eppic

	gcc -g -Ieppic/libeppic -I../$(GDB)/gdb -I../$(GDB)/bfd -I../$(GDB)/include -I../$(GDB)/gdb/config -I../$(GDB)/gdb/common -I../$(GDB) -nostartfiles -shared -rdynamic -o eppic.so $(APPFILE) -fPIC $(TARGET_FLAGS) $(GDB_FLAGS) -Leppic/libeppic -leppic 

clean:

	if  [ -d eppic/libeppic ]; \

	then \

	  cd eppic/libeppic && make -i clean; \

	fi

	rm -f eppic.so