libtu/build/rules.mk

   1 ##
   2 ## Some make rules
   3 ##
   4
   5 # Beware: in releases, the Notion rules.mk is used to build both libtu,
   6 # libextl and notion - so structural changes to this file should also be
   7 # carried out on the Notion rules.mk
   8
   9 ifdef MODULE
  10 ifeq ($(PRELOAD_MODULES),1)
  11 MODULE_TARGETS := $(MODULE).a $(MODULE).lc
  12 else
  13 MODULE_TARGETS := $(MODULE).so $(MODULE).lc
  14 endif
  15 TARGETS := $(TARGETS) $(MODULE_TARGETS)
  16 endif
  17
  18 ifdef LUA_SOURCES
  19 LUA_COMPILED := $(subst .lua,.lc, $(LUA_SOURCES))
  20 TARGETS := $(TARGETS) $(LUA_COMPILED)
  21 endif
  22
  23
  24 # Main targets
  25 ######################################
  26
  27 .PHONY: subdirs
  28 .PHONY: subdirs-clean
  29 .PHONY: subdirs-realclean
  30 .PHONY: subdirs-install
  31 .PHONY: _install
  32 .PHONY: _exports
  33
  34 all: subdirs _exports $(TARGETS)
  35
  36 clean: subdirs-clean _clean
  37
  38 realclean: subdirs-realclean _clean _realclean
  39
  40 install: subdirs-install _install
  41
  42
  43 # Exports
  44 ######################################
  45
  46 ifdef MAKE_EXPORTS
  47
  48 EXPORTS_C = exports.c
  49 EXPORTS_H = exports.h
  50
  51 TO_CLEAN := $(TO_CLEAN) $(EXPORTS_C) $(EXPORTS_H)
  52
  53 _exports: $(EXPORTS_C)
  54
  55 # this funny syntax (more than one pattern-based target) is meant to tell Make
  56 # that this rule makes BOTH of these targets. Look at the last paragraph of
  57 # http://www.gnu.org/software/make/manual/html_node/Pattern-Intro.html
  58 %xports.c %xports.h:
  59         $(MKEXPORTS) -module $(MAKE_EXPORTS) -o $(EXPORTS_C) -h $(EXPORTS_H) $(SOURCES)
  60
  61 else # !MAKE_EXPORTS
  62
  63 EXPORTS_C =
  64 EXPORTS_H =
  65
  66 endif # !MAKE_EXPORTS
  67
  68
  69 # Compilation and linking
  70 ######################################
  71
  72 OBJS=$(subst .c,.o,$(SOURCES) $(EXPORTS_C))
  73
  74 ifdef MODULE
  75
  76 ifneq ($(PRELOAD_MODULES),1)
  77
  78 CC_PICFLAGS=-fPIC -DPIC
  79 LD_SHAREDFLAGS=-shared
  80
  81 %.o: %.c
  82         $(CC) $(CC_PICFLAGS) $(CFLAGS) -c $< -o $@
  83
  84 $(MODULE).so: $(OBJS) $(EXT_OBJS)
  85         $(CC) $(LD_SHAREDFLAGS) $(LDFLAGS) $(OBJS) $(EXT_OBJS) -o $@
  86
  87
  88 module_install: module_stub_install
  89         $(INSTALLDIR) $(MODULEDIR)
  90         $(INSTALL) -m $(BIN_MODE) $(MODULE).so $(MODULEDIR)
  91
  92 else # PRELOAD_MODULES
  93
  94 PICOPT=-fPIC -DPIC
  95 LINKOPT=-shared
  96
  97 %.o: %.c
  98         $(CC) $(CFLAGS) -c $< -o $@
  99
 100 $(MODULE).a: $(OBJS) $(EXT_OBJS)
 101         $(AR) $(ARFLAGS) $@ $+
 102         $(RANLIB) $@
 103
 104 module_install: module_stub_install
 105
 106 endif # PRELOAD_MODULES
 107
 108 module_stub_install:
 109         $(INSTALLDIR) $(LCDIR)
 110         $(INSTALL) -m $(DATA_MODE) $(MODULE).lc $(LCDIR)
 111
 112 ifndef MODULE_STUB
 113
 114 $(MODULE).lc:
 115         echo "ioncore.load_module('$(MODULE)')" | $(LUAC) -o $@ -
 116 else
 117
 118 LUA_SOURCES += $(MODULE_STUB)
 119
 120 endif #MODULE_STUB
 121
 122 else # !MODULE
 123
 124
 125 %.o: %.c
 126         $(CC) $(CFLAGS) -c $< -o $@
 127
 128
 129 endif# !MODULE
 130
 131
 132 # Clean rules
 133 ######################################
 134
 135 _clean:
 136         $(RM) -f $(TO_CLEAN) core *.d $(OBJS)
 137
 138 _realclean:
 139         $(RM) -f $(TO_REALCLEAN) $(TARGETS)
 140
 141 # Lua rules
 142 ######################################
 143
 144 %.lc: %.lua
 145         $(LUAC) -o $@ $<
 146
 147 lc_install:
 148         $(INSTALLDIR) $(LCDIR)
 149         for i in $(LUA_COMPILED); do \
 150                 $(INSTALL) -m $(DATA_MODE) $$i $(LCDIR); \
 151         done
 152
 153 etc_install:
 154         $(INSTALLDIR) $(ETCDIR)
 155         for i in $(ETC); do \
 156                 $(INSTALL) -m $(DATA_MODE) $$i $(ETCDIR); \
 157         done
 158
 159 # Dependencies
 160 ######################################
 161
 162 CFLAGS += -MMD
 163 -include *.d
 164
 165 # Subdirectories
 166 ######################################
 167
 168 ifdef SUBDIRS
 169
 170 subdirs:
 171         set -e; for i in $(SUBDIRS); do $(MAKE) -C $$i; done
 172
 173 subdirs-depend:
 174         set -e; for i in $(SUBDIRS); do $(MAKE) -C $$i depend; done
 175
 176 subdirs-clean:
 177         set -e; for i in $(SUBDIRS); do $(MAKE) -C $$i clean; done
 178
 179 subdirs-realclean:
 180         set -e; for i in $(SUBDIRS); do $(MAKE) -C $$i realclean; done
 181
 182 subdirs-install:
 183         set -e; for i in $(INSTALL_SUBDIRS); do $(MAKE) -C $$i install; done
 184
 185 endif
 186
 187 # Localisation
 188 ######################################
 189
 190 TO_CLEAN += potfiles_c potfiles_lua
 191
 192 _potfiles:
 193         echo "$(SOURCES)"|tr ' ' '\n' > potfiles_c
 194         echo "$(LUA_SOURCES) $(ETC)"|tr ' ' '\n' > potfiles_lua