package/lua/5.1.5/0002-shared-libs-for-lua.patch

   1 Add the compilation of a shared library.
   2 Compile the lua binary with the shared library.
   3 And install the shared library.
   4 The variable BUILDMODE allows to switch between static and dynamic mode.
   5
   6 Signed-off-by: Francois Perrad <francois.perrad@gadz.org>
   7
   8 Index: b/Makefile
   9 ===================================================================
  10 --- a/Makefile
  11 +++ b/Makefile
  12 @@ -44,6 +44,7 @@
  13  TO_BIN= lua luac
  14  TO_INC= lua.h luaconf.h lualib.h lauxlib.h ../etc/lua.hpp
  15  TO_LIB= liblua.a
  16 +TO_SOLIB = liblua.so.$(R)
  17  TO_MAN= lua.1 luac.1
  18
  19  # Lua version and release.
  20 @@ -61,6 +62,8 @@
  21  install: dummy
  22         cd src && $(MKDIR) $(INSTALL_BIN) $(INSTALL_INC) $(INSTALL_LIB) $(INSTALL_MAN) $(INSTALL_LMOD) $(INSTALL_CMOD)
  23         cd src && $(INSTALL_EXEC) $(TO_BIN) $(INSTALL_BIN)
  24 +       test -f src/$(TO_SOLIB) && cd src && $(INSTALL_EXEC) $(TO_SOLIB) $(INSTALL_LIB) || :
  25 +       test -f src/$(TO_SOLIB) && ln -sf $(TO_SOLIB) $(INSTALL_LIB)/liblua.so || :
  26         cd src && $(INSTALL_DATA) $(TO_INC) $(INSTALL_INC)
  27         cd src && $(INSTALL_DATA) $(TO_LIB) $(INSTALL_LIB)
  28         cd doc && $(INSTALL_DATA) $(TO_MAN) $(INSTALL_MAN)
  29 Index: b/src/Makefile
  30 ===================================================================
  31 --- a/src/Makefile
  32 +++ b/src/Makefile
  33 @@ -23,6 +23,7 @@
  34  PLATS= aix ansi bsd freebsd generic linux macosx mingw posix solaris
  35
  36  LUA_A= liblua.a
  37 +LUA_SO=        liblua.so
  38  CORE_O=        lapi.o lcode.o ldebug.o ldo.o ldump.o lfunc.o lgc.o llex.o lmem.o \
  39         lobject.o lopcodes.o lparser.o lstate.o lstring.o ltable.o ltm.o  \
  40         lundump.o lvm.o lzio.o
  41 @@ -36,8 +37,13 @@
  42  LUAC_O=        luac.o print.o
  43
  44  ALL_O= $(CORE_O) $(LIB_O) $(LUA_O) $(LUAC_O)
  45 +ifneq (dynamic,$(BUILDMODE))
  46  ALL_T= $(LUA_A) $(LUA_T) $(LUAC_T)
  47 +else
  48 +ALL_T= $(LUA_A) $(LUA_SO) $(LUA_T) $(LUAC_T)
  49 +endif
  50  ALL_A= $(LUA_A)
  51 +ALL_SO= $(LUA_SO)
  52
  53  default: $(PLAT)
  54
  55 @@ -47,12 +53,23 @@
  56
  57  a:     $(ALL_A)
  58
  59 +so:    $(ALL_SO)
  60 +
  61  $(LUA_A): $(CORE_O) $(LIB_O)
  62         $(AR) $@ $(CORE_O) $(LIB_O)     # DLL needs all object files
  63         $(RANLIB) $@
  64
  65 +$(LUA_SO): $(CORE_O) $(LIB_O)
  66 +       $(CC) -o $@.$(PKG_VERSION) -shared -Wl,-soname="$@.$(PKG_VERSION)" $?
  67 +       ln -fs $@.$(PKG_VERSION) $@
  68 +
  69 +ifneq (dynamic,$(BUILDMODE))
  70  $(LUA_T): $(LUA_O) $(LUA_A)
  71         $(CC) -o $@ $(MYLDFLAGS) $(LUA_O) $(LUA_A) $(LIBS)
  72 +else
  73 +$(LUA_T): $(LUA_O) $(LUA_SO)
  74 +       $(CC) -o $@ -L. $(MYLDFLAGS) $(LUA_O) -llua $(LIBS)
  75 +endif
  76
  77  $(LUAC_T): $(LUAC_O) $(LUA_A)
  78         $(CC) -o $@ $(MYLDFLAGS) $(LUAC_O) $(LUA_A) $(LIBS)