--- /dev/null
+
+print(string.format('%s %s %s\n', '# Makefile generated by', _VERSION, 'from Makefile.lua.\n'))
+
+local opts = {
+ LUA = '@LUA@',
+ LUA_MAJOR = '@LUA_MAJOR@',
+ LUA_MINOR = '@LUA_MINOR@',
+ LUA_HAVE_COMPAT51 = '@LUA_HAVE_COMPAT51@',
+ LUA_RRD_LANGPREF = '@LUA_RRD_LANGPREF@',
+ LUA_CFLAGS = '@LUA_CFLAGS@',
+ LUA_LFLAGS = '@LUA_LFLAGS@',
+ LUA_SRCS = '@LUA_SRCS@',
+ LUA_OBJS = '@LUA_OBJS@',
+ LUA_INSTALL_CMOD = '@LUA_INSTALL_CMOD@',
+ CC = '@CC@',
+}
+
+-- doesn't preserve key order, but it's OK
+for k, v in pairs(opts) do
+ print(string.format('%s=%s', k, v))
+end
+
+local lua_ver = opts['LUA_MAJOR'] .. '.' .. opts['LUA_MINOR']
+
+print([[
+
+T= rrd
+# Version
+LIB_VERSION=0.0.9
+
+# OS dependent
+LIB_EXT= .so
+
+LIBNAME= $T-$(LIB_VERSION)$(LIB_EXT)
+
+RRD_CFLAGS=-I../../src
+RRD_LIB_DIR=-L../../src/.libs -lrrd
+
+# Set shared object options to what your platform requires
+# For Solaris - tested with 2.6, gcc 2.95.3 20010315 and Solaris ld:
+# LIB_OPTION= -G -dy
+# For GNU ld:
+LIB_OPTION= -shared -dy
+
+# Choose the PIC option
+# safest, works on most systems
+PIC=-fPIC
+# probably faster, but may not work on your system
+#PIC=-fpic
+
+# Compilation directives
+OPTIONS= -O3 -Wall $(PIC) -fomit-frame-pointer -pedantic-errors -W -Waggregate-return -Wcast-align -Wmissing-prototypes -Wnested-externs -Wshadow -Wwrite-strings
+LIBS= $(RRD_LIB_DIR) $(LUA_LFLAGS) -lm
+CFLAGS= $(OPTIONS) $(LUA_CFLAGS) $(RRD_CFLAGS) -DLIB_VERSION=\"$(LIB_VERSION)\" -DLUA$(LUA_MAJOR)$(LUA_MINOR) -D$(LUA_HAVE_COMPAT51)
+
+all: $(LIBNAME)
+
+lib: $(LIBNAME)
+
+*.o: *.c
+
+$(LIBNAME): $(LUA_OBJS)
+ $(CC) $(CFLAGS) $(LIB_OPTION) $(LUA_OBJS) $(LIBS) -o $(LIBNAME)
+
+install: $(LIBNAME)
+ mkdir -p $(LUA_INSTALL_CMOD)
+ cp $(LIBNAME) $(LUA_INSTALL_CMOD)
+ #strip $(LUA_INSTALL_CMOD)/$(LIBNAME)
+ (cd $(LUA_INSTALL_CMOD) ; rm -f $T$(LIB_EXT) ; ln -fs $(LIBNAME) $T$(LIB_EXT))]])
+if lua_ver == '5.0' and opts['LUA_HAVE_COMPAT51'] ~= 'HAVE_COMPAT51' then
+ print([[
+ mkdir -p $(LUA_RRD_LANGPREF)/5.0
+ cp compat-5.1r5/compat-5.1.lua $(LUA_RRD_LANGPREF)/5.0
+]])
+end
+
+print([[
+
+test.lua: $(LIBNAME) test.lua.bottom
+ @echo "-- Created by Makefile." > test.lua
+ @echo "-- Test script adapted from the one in the Ruby binding." > test.lua
+ @echo >> test.lua]])
+if lua_ver == '5.0' then
+ print([[
+ @echo "--- compat-5.1.lua is only required for Lua 5.0 ----------" >> test.lua]])
+
+ if opts['LUA_HAVE_COMPAT51'] ~= 'HAVE_COMPAT51' then
+ print([[
+ @echo "original_LUA_PATH = LUA_PATH" >> test.lua
+ @echo "-- try only compat-5.1.lua installed with RRDtool package" >> test.lua
+ @echo "LUA_PATH = '$(LUA_RRD_LANGPREF)/5.0/?.lua'" >> test.lua]])
+ end
+ print([[
+ @echo "local r = pcall(require, 'compat-5.1')" >> test.lua
+ @echo "if not r then" >> test.lua
+ @echo " print('** compat-5.1.lua not found')" >> test.lua
+ @echo " os.exit(1)" >> test.lua
+ @echo "end" >> test.lua]])
+
+ if opts['LUA_HAVE_COMPAT51'] ~= 'HAVE_COMPAT51' then
+ print([[
+ @echo "LUA_PATH = original_LUA_PATH" >> test.lua
+ @echo "original_LUA_PATH = nil" >> test.lua]])
+ end
+ print([[
+ @echo "----------------------------------------------------------" >> test.lua
+ @echo >> test.lua]])
+end
+if opts['LUA_RRD_LANGPREF'] .. '/' .. lua_ver == opts['LUA_INSTALL_CMOD'] then
+ print([[
+ @echo "package.cpath = '$(LUA_INSTALL_CMOD)/?.so;' .. package.cpath" >> test.lua]])
+end
+print([[
+ @cat test.lua.bottom >> test.lua
+
+test: test.lua
+ $(LUA) test.lua
+
+clean:
+ rm -f $(LIBNAME) $(LUA_OBJS) test.lua *.so *.rrd *.xml *.png *~
+]])
+