LIBGCOMPAT_INCLUDE = \ libgcompat/alias.h \ libgcompat/internal.h LIBGCOMPAT_SRC = \ libgcompat/ctype.c \ libgcompat/cxx_thread.c \ libgcompat/dlfcn.c \ libgcompat/error.c \ libgcompat/execinfo.c \ libgcompat/gnulib.c \ libgcompat/grp.c \ libgcompat/internal.c \ libgcompat/malloc.c \ libgcompat/math.c \ libgcompat/misc.c \ libgcompat/netdb.c \ libgcompat/pthread.c \ libgcompat/pwd.c \ libgcompat/readlink.c \ libgcompat/realpath.c \ libgcompat/resolv.c \ libgcompat/resource.c \ libgcompat/setjmp.c \ libgcompat/signal.c \ libgcompat/socket.c \ libgcompat/stdio.c \ libgcompat/stdlib.c \ libgcompat/string.c \ libgcompat/sysctl.c \ libgcompat/syslog.c \ libgcompat/ucontext.c \ libgcompat/unistd.c \ libgcompat/utmp.c \ libgcompat/version.c \ libgcompat/wchar.c LIBGCOMPAT_OBJ = ${LIBGCOMPAT_SRC:.c=.o} LIBGCOMPAT_SOVERSION = 0 LIBGCOMPAT_NAME = libgcompat.so.${LIBGCOMPAT_SOVERSION} LIBGCOMPAT_PATH = /lib/${LIBGCOMPAT_NAME} LOADER_SRC = \ loader/loader.c LOADER_OBJ = ${LOADER_SRC:.c=.o} LOADER_NAME = ld-linux.so.2 LOADER_PATH = /lib/${LOADER_NAME} PKG_CONFIG ?= pkg-config ifdef WITH_LIBUCONTEXT LIBUCONTEXT_CFLAGS = -DWITH_LIBUCONTEXT LIBUCONTEXT_LIBS = -lucontext endif ifndef WITH_OBSTACK WITH_OBSTACK = $(shell \ for pkg in obstack obstack-standalone; do \ ${PKG_CONFIG} --exists "$$pkg" && { echo "$$pkg"; exit 0; } \ done; echo "no") endif ifneq (${WITH_OBSTACK},no) OBSTACK_CFLAGS = $(shell ${PKG_CONFIG} --cflags ${WITH_OBSTACK}) -DWITH_OBSTACK OBSTACK_LIBS = $(shell ${PKG_CONFIG} --libs ${WITH_OBSTACK}) endif all: ${LIBGCOMPAT_NAME} ${LOADER_NAME} ${LIBGCOMPAT_NAME}: ${LIBGCOMPAT_OBJ} ${CC} ${CFLAGS} ${LDFLAGS} -shared -Wl,-soname,${LIBGCOMPAT_NAME} \ -o ${LIBGCOMPAT_NAME} ${LIBGCOMPAT_OBJ} \ -Wl,--no-as-needed ${LIBUCONTEXT_LIBS} ${OBSTACK_LIBS} ${LIBGCOMPAT_OBJ}: ${LIBGCOMPAT_INCLUDE} ${LOADER_NAME}: ${LOADER_OBJ} ${CC} ${CFLAGS} ${LDFLAGS} -static-pie -o ${LOADER_NAME} ${LOADER_OBJ} .c.o: ${CC} ${CPPFLAGS} ${CFLAGS} -c -D_BSD_SOURCE \ -DLIBGCOMPAT='"${LIBGCOMPAT_PATH}"' \ -DLINKER='"${LINKER_PATH}"' -DLOADER='"${LOADER_NAME}"' \ -fPIC -Ilibgcompat -std=c99 \ -Wall -Wextra -Wno-frame-address -Wno-unused-parameter \ ${LIBUCONTEXT_CFLAGS} ${OBSTACK_CFLAGS} -o $@ $< clean: rm -f libgcompat/*.o loader/*.o ${LIBGCOMPAT_NAME} ${LOADER_NAME} format: clang-format -i ${LIBGCOMPAT_INCLUDE} ${LIBGCOMPAT_SRC} ${LOADER_SRC} install: all install -D -m755 ${LIBGCOMPAT_NAME} ${DESTDIR}/${LIBGCOMPAT_PATH} install -D -m755 ${LOADER_NAME} ${DESTDIR}/${LOADER_PATH} .PHONY: all clean format install