1 # Copyright (c) 2012 The Chromium Authors. All rights reserved. 2 # Use of this source code is governed by a BSD-style license that can be 3 # found in the LICENSE file. 4 5 # 6 # GNU Make based build file. For details on GNU Make see: 7 # http://www.gnu.org/software/make/manual/make.html 8 # 9 10 # 11 # Paths to Tools 12 # 13 PNACL_CC := $(shell $(NACL_CONFIG) -t $(TOOLCHAIN) --tool=cc) 14 PNACL_CXX := $(shell $(NACL_CONFIG) -t $(TOOLCHAIN) --tool=c++) 15 PNACL_LINK := $(shell $(NACL_CONFIG) -t $(TOOLCHAIN) --tool=c++) 16 PNACL_LIB := $(shell $(NACL_CONFIG) -t $(TOOLCHAIN) --tool=ar) 17 PNACL_STRIP := $(shell $(NACL_CONFIG) -t $(TOOLCHAIN) --tool=strip) 18 PNACL_FINALIZE := $(shell $(NACL_CONFIG) -t $(TOOLCHAIN) --tool=finalize) 19 20 # 21 # Compile Macro 22 # 23 # $1 = Source Name 24 # $2 = Compile Flags 25 # $3 = Include Directories 26 # 27 define C_COMPILER_RULE 28 -include $(call SRC_TO_DEP,$(1)) 29 $(call SRC_TO_OBJ,$(1)): $(1) $(TOP_MAKE) | $(dir $(call SRC_TO_OBJ,$(1)))dir.stamp 30 $(call LOG,CC ,$$@,$(PNACL_CC) -o $$@ -c $$< $(POSIX_FLAGS) $(2) $(NACL_CFLAGS)) 31 @$(FIXDEPS) $(call SRC_TO_DEP_PRE_FIXUP,$(1)) 32 endef 33 34 define CXX_COMPILER_RULE 35 -include $(call SRC_TO_DEP,$(1)) 36 $(call SRC_TO_OBJ,$(1)): $(1) $(TOP_MAKE) | $(dir $(call SRC_TO_OBJ,$(1)))dir.stamp 37 $(call LOG,CXX ,$$@,$(PNACL_CXX) -o $$@ -c $$< $(POSIX_FLAGS) $(2) $(NACL_CFLAGS)) 38 @$(FIXDEPS) $(call SRC_TO_DEP_PRE_FIXUP,$(1)) 39 endef 40 41 42 # $1 = Source Name 43 # $2 = POSIX Compile Flags 44 # $3 = Include Directories 45 # $4 = VC Flags (unused) 46 define COMPILE_RULE 47 ifeq ($(suffix $(1)),.c) 48 $(call C_COMPILER_RULE,$(1),$(2) $(foreach inc,$(INC_PATHS),-I$(inc)) $(3)) 49 else 50 $(call CXX_COMPILER_RULE,$(1),$(2) $(foreach inc,$(INC_PATHS),-I$(inc)) $(3)) 51 endif 52 endef 53 54 55 # 56 # SO Macro 57 # 58 # $1 = Target Name 59 # $2 = List of Sources 60 # 61 # 62 define SO_RULE 63 $(error 'Shared libraries not supported by PNaCl') 64 endef 65 66 67 # 68 # LIB Macro 69 # 70 # $1 = Target Name 71 # $2 = List of Sources 72 # $3 = POSIX Link Flags 73 # $4 = VC Link Flags (unused) 74 define LIB_RULE 75 $(STAMPDIR)/$(1).stamp: $(LIBDIR)/$(TOOLCHAIN)/$(CONFIG)/lib$(1).a 76 @echo "TOUCHED $$@" > $(STAMPDIR)/$(1).stamp 77 78 all: $(LIBDIR)/$(TOOLCHAIN)/$(CONFIG)/lib$(1).a 79 $(LIBDIR)/$(TOOLCHAIN)/$(CONFIG)/lib$(1).a: $(foreach src,$(2),$(call SRC_TO_OBJ,$(src))) 80 $(MKDIR) -p $$(dir $$@) 81 $(RM) -f $$@ 82 $(call LOG,LIB,$$@,$(PNACL_LIB) -cr $$@ $$^ $(3)) 83 endef 84 85 86 # 87 # Specific Link Macro 88 # 89 # $1 = Target Name 90 # $2 = List of inputs 91 # $3 = List of libs 92 # $4 = List of deps 93 # $5 = List of lib dirs 94 # $6 = Other Linker Args 95 # 96 define LINKER_RULE 97 all: $(1).pexe 98 $(1).pexe: $(1).bc 99 $(call LOG,FINALIZE,$$@,$(PNACL_FINALIZE) -o $$@ $$^) 100 101 $(1).bc: $(2) $(foreach dep,$(4),$(STAMPDIR)/$(dep).stamp) 102 $(call LOG,LINK,$$@,$(PNACL_LINK) -o $$@ $(2) $(PNACL_LDFLAGS) $(foreach path,$(5),-L$(path)/pnacl/$(CONFIG)) $(foreach lib,$(3),-l$(lib)) $(6)) 103 endef 104 105 106 # 107 # Generalized Link Macro 108 # 109 # $1 = Target Name 110 # $2 = List of Sources 111 # $3 = List of LIBS 112 # $4 = List of DEPS 113 # $5 = POSIX Linker Switches 114 # $6 = VC Linker Switches 115 # 116 define LINK_RULE 117 $(call LINKER_RULE,$(OUTDIR)/$(1),$(foreach src,$(2),$(call SRC_TO_OBJ,$(src))),$(filter-out pthread,$(3)),$(4),$(LIB_PATHS),$(5)) 118 endef 119 120 121 # 122 # Strip Macro 123 # 124 # NOTE: pnacl-strip does not really do much for finalized pexes (in a 125 # sense, they are already stripped), but set this rule up for uniformity. 126 # 127 # $1 = Target Name 128 # $2 = Input Name 129 # 130 define STRIP_RULE 131 all: $(OUTDIR)/$(1).pexe 132 $(OUTDIR)/$(1).pexe: $(OUTDIR)/$(2).pexe 133 $(call LOG,STRIP,$$@,$(PNACL_STRIP) $$^ -o $$@) 134 endef 135 136 137 # 138 # NMF Manifest generation 139 # 140 # Use the python script create_nmf to scan the binaries for dependencies using 141 # objdump. Pass in the (-L) paths to the default library toolchains so that we 142 # can find those libraries and have it automatically copy the files (-s) to 143 # the target directory for us. 144 # 145 # $1 = Target Name (the basename of the nmf) 146 # $2 = Additional create_nmf.py arguments 147 # 148 NMF:=python $(NACL_SDK_ROOT)/tools/create_nmf.py 149 150 EXECUTABLES=$(OUTDIR)/$(1).pexe $(OUTDIR)/$(1)_unstripped.bc 151 152 define NMF_RULE 153 all: $(OUTDIR)/$(1).nmf 154 $(OUTDIR)/$(1).nmf: $(EXECUTABLES) 155 $(call LOG,CREATE_NMF,$$@,$(NMF) -o $$@ $$^ -s $(OUTDIR) $(2)) 156 endef 157 158 # 159 # HTML file generation 160 # 161 CREATE_HTML := python $(NACL_SDK_ROOT)/tools/create_html.py 162 163 define HTML_RULE 164 all: $(OUTDIR)/$(1).html 165 $(OUTDIR)/$(1).html: $(EXECUTABLES) 166 $(call LOG,CREATE_HTML,$$@,$(CREATE_HTML) -o $$@ $$^) 167 endef 168
