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[make] put all of the global and local build switches in config.h files

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-now if you change any interesting build flags, the appropriate sources
will be rebuilt
This commit is contained in:
Travis Geiselbrecht
2012-09-23 18:48:11 -07:00
parent 6830dfe447
commit 3635b5d314
3 changed files with 22 additions and 0 deletions
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4
make/macros.mk
View File

@@ -7,6 +7,10 @@ MKDIR = if [ ! -d $(dir $@) ]; then mkdir -p $(dir $@); fi
# prepends the BUILD_DIR var to each item in the list # prepends the BUILD_DIR var to each item in the list
TOBUILDDIR = $(addprefix $(BUILDDIR)/,$(1)) TOBUILDDIR = $(addprefix $(BUILDDIR)/,$(1))
COMMA := ,
SPACE :=
SPACE +=
# generate a header file at $1 with an expanded variable in $2 # generate a header file at $1 with an expanded variable in $2
define MAKECONFIGHEADER define MAKECONFIGHEADER
@$(MKDIR) @$(MKDIR)

9
make/module.mk
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@@ -47,6 +47,15 @@ MODULES += $(MODULE_DEPS)
#$(info MODULE_DEPS $(MODULE_DEPS)) #$(info MODULE_DEPS $(MODULE_DEPS))
#$(info MODULE_SRCS $(MODULE_SRCS)) #$(info MODULE_SRCS $(MODULE_SRCS))
MODULE_DEFINES += MODULE_COMPILEFLAGS=\"$(subst $(SPACE),_,$(MODULE_COMPILEFLAGS))\"
MODULE_DEFINES += MODULE_CFLAGS=\"$(subst $(SPACE),_,$(MODULE_CFLAGS))\"
MODULE_DEFINES += MODULE_CPPFLAGS=\"$(subst $(SPACE),_,$(MODULE_CPPFLAGS))\"
MODULE_DEFINES += MODULE_ASMFLAGS=\"$(subst $(SPACE),_,$(MODULE_ASMFLAGS))\"
MODULE_DEFINES += MODULE_LDFLAGS=\"$(subst $(SPACE),_,$(MODULE_LDFLAGS))\"
MODULE_DEFINES += MODULE_OPTFLAGS=\"$(subst $(SPACE),_,$(MODULE_OPTFLAGS))\"
MODULE_DEFINES += MODULE_INCLUDES=\"$(subst $(SPACE),_,$(MODULE_INCLUDES))\"
MODULE_DEFINES += MODULE_DEPS=\"$(subst $(SPACE),_,$(MODULE_DEPS))\"
# generate a per-module config.h file # generate a per-module config.h file
MODULE_CONFIG := $(MODULE_BUILDDIR)/module_config.h MODULE_CONFIG := $(MODULE_BUILDDIR)/module_config.h

9
makefile
View File

@@ -141,6 +141,15 @@ CPPFILT := $(TOOLCHAIN_PREFIX)c++filt
SIZE := $(TOOLCHAIN_PREFIX)size SIZE := $(TOOLCHAIN_PREFIX)size
NM := $(TOOLCHAIN_PREFIX)nm NM := $(TOOLCHAIN_PREFIX)nm
# put all of the global build flags in config.h to force a rebuild if any change
DEFINES += INCLUDES=\"$(subst $(SPACE),_,$(INCLUDES))\"
DEFINES += GLOBAL_COMPILEFLAGS=\"$(subst $(SPACE),_,$(GLOBAL_COMPILEFLAGS))\"
DEFINES += GLOBAL_OPTFLAGS=\"$(subst $(SPACE),_,$(GLOBAL_OPTFLAGS))\"
DEFINES += GLOBAL_CFLAGS=\"$(subst $(SPACE),_,$(GLOBAL_CFLAGS))\"
DEFINES += GLOBAL_CPPFLAGS=\"$(subst $(SPACE),_,$(GLOBAL_CPPFLAGS))\"
DEFINES += GLOBAL_ASMFLAGS=\"$(subst $(SPACE),_,$(GLOBAL_ASMFLAGS))\"
DEFINES += GLOBAL_LDFLAGS=\"$(subst $(SPACE),_,$(GLOBAL_LDFLAGS))\"
# comment out or override if you want to see the full output of each command # comment out or override if you want to see the full output of each command
NOECHO ?= @ NOECHO ?= @