Build for Linux

Makefile

@@ -1,35 +1,47 @@
 # TEXLIVE_SRC must be a precompiled TEXLIVE build with dynamic libraries
 TEXLIVE_SRC = $(HOME)/texlive-source
+LUAMETATEX_SRC = $(HOME)/luametatex
 # We expect to find a precompiled static library compiled with -fpic here
-LUA_DIR = $(HOME)/lua/
+LUA_DIR = $(LUAMETATEX_SRC)/source/luacore/lua54/src
 # HarfBuzz also should be compiled static, position independent in a build_meson subdirectory
-HARFBUZZ_DIR = $(HOME)/harfbuzz
+HARFBUZZ_DIR = $(TEXLIVE_SRC)/Work/libs/harfbuzz
 # Graphite also should be compiled static, position independent in a build subdirectory
-GRAPHITE_DIR = $(HOME)/graphite
+GRAPHITE_DIR = $(TEXLIVE_SRC)/Work/libs/graphite2
 
-HB_INCLUDE_DIRS = $(HARFBUZZ_DIR)/src
+HB_INCLUDE_DIRS = $(HARFBUZZ_DIR)/include
 TL_INCLUDE_DIRS = $(TEXLIVE_SRC)/Work/texk $(TEXLIVE_SRC)/texk
 LUA_INCLUDE_DIRS = $(LUA_DIR)
+LINK.o = $(CXX) $(LDFLAGS) $(TARGET_ARCH)
 LINK.so = $(LINK.o) -shared
 
 LUAHARFBUZZ_SRCS = $(wildcard luaharfbuzz/src/luaharfbuzz/*.c)
 LUAHARFBUZZ_OBJS = $(patsubst %.c,%.o,$(LUAHARFBUZZ_SRCS))
 
+
 override CFLAGS += -fpic -DHAVE_DECL_ISASCII=1 $(patsubst %,-I%,$(INCLUDE_DIRS))
-override LDFLAGS += -Wl,linkscript.ld
+override LDFLAGS += -static-libgcc -static-libstdc++ -Wl,--gc-sections
+# For Linux
+override LDFLAGS += -Wl,linkscript.ld -Wl,--gc-sections
+SO_EXT = so
 # For Windows instead:
-# override LDFLAGS += -Wl,-version-script=versionscript
+# override LDFLAGS += -Wl,-version-script=versionscript -Wl,--gc-sections
+# SO_EXT = dll
+# For MacOS instead:
+# override LDFLAGS += -Wl,-exported_symbols_list,symbols_list,-alias_list,alias_list -lc++abi
+# SO_EXT = dylib
 
 luaharfbuzz/src/luaharfbuzz/%.o: INCLUDE_DIRS = $(HB_INCLUDE_DIRS) $(LUA_INCLUDE_DIRS)
 luametalatex-kpse/lkpselib.o: INCLUDE_DIRS = $(TL_INCLUDE_DIRS) $(LUA_INCLUDE_DIRS)
 
-luametalatex.so: luametalatex-kpse/lkpselib.o $(LUAHARFBUZZ_OBJS) $(TEXLIVE_SRC)/Work/texk/kpathsea/.libs/libkpathsea.a $(HARFBUZZ_DIR)/build_meson/src/libharfbuzz.a $(GRAPHITE_DIR)/build/src/libgraphite2.a $(LUA_DIR)/liblua.a
+# luametalatex.$(SO_EXT): luametalatex-kpse/lkpselib.o $(TEXLIVE_SRC)/Work/texk/kpathsea/.libs/libkpathsea.a # $(LUA_DIR)/liblua.a
+luametalatex.$(SO_EXT): luametalatex-kpse/lkpselib.o $(LUAHARFBUZZ_OBJS) $(TEXLIVE_SRC)/Work/texk/kpathsea/.libs/libkpathsea.a $(HARFBUZZ_DIR)/libharfbuzz.a $(GRAPHITE_DIR)/libgraphite2.a # $(LUA_DIR)/liblua.a
+# luametalatex.$(SO_EXT): luametalatex-kpse/lkpselib.o $(LUAHARFBUZZ_OBJS) $(TEXLIVE_SRC)/Work/texk/kpathsea/.libs/libkpathsea.a $(HARFBUZZ_DIR)/libharfbuzz.a $(GRAPHITE_DIR)/libgraphite2.a ../luametatex/build/mingw-64/libluametatex.dll.a # $(LUA_DIR)/liblua.a
 
-%.so:
+%.$(SO_EXT):
 	$(LINK.so) $^ $(LOADLIBES) $(LDLIBS) -o $@
 
 .PHONY: clean
 clean:
-	rm $(LUAHARFBUZZ_OBJS) luametalatex-kpse/lkpselib.o luametalatex.so
+	rm $(LUAHARFBUZZ_OBJS) luametalatex-kpse/lkpselib.o luametalatex.$(SO_EXT)
 
 # lkpselib.o: lkpselib.c

alias_list

@@ -0,0 +1,2 @@
+_luaopen_kpse _luaopen_luametalatex_kpse
+_luaopen_luaharfbuzz _luaopen_luametalatex_harfbuzz

luaharfbuzz/src/luaharfbuzz/luaharfbuzz.c

@@ -59,6 +59,11 @@ static const struct luaL_Reg lib_table [] = {
   {NULL, NULL}
 };
 
+#ifdef _WIN32
+__declspec(dllexport)
+#else
+__attribute__ ((visibility ("default")))
+#endif
 int luaopen_luaharfbuzz (lua_State *L) {
   lua_newtable(L);
 

luametalatex-kpse/lkpselib.c

@@ -863,6 +863,11 @@ static const struct luaL_Reg kpselib_l[] = {
     {NULL, NULL}                /* sentinel */
 };
 
+#ifdef _WIN32
+__declspec(dllexport)
+#else
+__attribute__ ((visibility ("default")))
+#endif
 int luaopen_kpse(lua_State * L)
 {
     luaL_newmetatable(L, KPATHSEA_METATABLE);

symbols_list

@@ -0,0 +1,2 @@
+_luaopen_luametalatex_kpse
+_luaopen_luametalatex_harfbuzz