Makefile.in

# Makefile.in
# We do not use Automake because we need a shared library for Tcl
#    and Automake wants to make libtool libraries

PREFIX = @prefix@
CC = @CC@
CPPFLAGS = -I . @CPPFLAGS@ @TCL_INCLUDE_SPEC@
CFLAGS = -fPIC @CFLAGS@
LDFLAGS = @TCL_LIB_SPEC@ @LDFLAGS@
LIBS = @LIBS@
RPATHS = -Wl,-rpath -Wl,@USE_LIBTCL_SO@

SED_I    = @SED_I@
PLATFORM = @PLATFORM@

ifeq ($(PLATFORM),Mac)
  SO_SUFFIX = dylib
  MAC_NAME = -install_name $(PREFIX)/$(LIB_TCL_EDITOR)
  SHARED = -dynamiclib
else
  SO_SUFFIX = so
  MAC_NAME =
  SHARED = -shared
endif

LIB_TCL_EDITOR = lib/libtcleditor.$(SO_SUFFIX)

all: $(LIB_TCL_EDITOR)

src/editor_wrap.c: src/editor.i src/editor.h Makefile
	swig -tcl $(<)
	$(SED_I) s/Editor_Init/Tcleditor_Init/ $(@)

$(LIB_TCL_EDITOR): src/editor_wrap.o src/editor.o
	gcc $(SHARED) -o $(@) $(^) \
		$(LDFLAGS)      \
                $(LIBS) \
		$(RPATHS) \
                $(MAC_NAME)

install: $(LIB_TCL_EDITOR)
	mkdir -pv $(PREFIX)/bin $(PREFIX)/lib $(PREFIX)/etc
	cp -uv bin/led                       $(PREFIX)/bin
	cp -uv lib/led.tcl $(LIB_TCL_EDITOR) $(PREFIX)/lib
	cp -uv etc/help.txt etc/inputrc      $(PREFIX)/etc

tags: TAGS

TAGS: src/editor.c src/editor.h
        # Use GCC to generate header dependencies
        #     so that readline headers are available in etags
        # sed: Remove object file with colon,
        #             leading spaces, backslashes
        # Print 1 path per line
	gcc -M -MG $(<)                | \
	   sed 's/.*://;s/ *//;s/\\//' | \
	   fmt -w 1                    > src/editor.d
	etags -L src/editor.d

.PHONY: tags

# Replaced: 2024-09-18
	# etags $(^)                                 \
	#     	/usr/include/readline/readline.h   \
	# 	/usr/include/readline/rlstdc.h     \
	# 	/usr/include/readline/rltypedefs.h \
	# 	/usr/include/readline/keymaps.h    \
	# 	/usr/include/readline/tilde.h      \
	# 	/usr/include/readline/history.h

clean:
	rm -fv lib/*.so src/*.o

distclean: clean
	rm -fv configure config.cache config.status