diff options
| -rw-r--r-- | functions.mk | 2 | ||||
| -rw-r--r-- | lib.mk | 10 | ||||
| -rw-r--r-- | libraries.mk | 4 | ||||
| -rw-r--r-- | patterns.mk | 9 | ||||
| -rw-r--r-- | programs.mk | 4 |
5 files changed, 21 insertions, 8 deletions
diff --git a/functions.mk b/functions.mk index 45d917399391..c48775db8c3b 100644 --- a/functions.mk +++ b/functions.mk @@ -10,5 +10,5 @@ filename-to-dep = $(dir $1).$(notdir $1).dep # empty string if not found. find-program = $(shell for i in $$(IFS=: ; echo $$PATH); do p=$$i/$(strip $1); if [ -e $$p ]; then echo $$p; break; fi; done) -# Remove trailing slash. +# Ensure that the given string ends in a single slash. add-trailing-slash = $(patsubst %/,%,$(1))/ diff --git a/lib.mk b/lib.mk index 8b109e2ce8da..aa92d8d94304 100644 --- a/lib.mk +++ b/lib.mk @@ -25,6 +25,16 @@ sysconfdir ?= $(prefix)/etc mandir ?= $(prefix)/share/man +# Initialise support for build directories. +builddir ?= + +ifdef builddir + buildprefix = $(builddir)/ +else + buildprefix = +endif + + # Pass -fPIC if we're building dynamic libraries. BUILD_SHARED_LIBS ?= 1 diff --git a/libraries.mk b/libraries.mk index 3b91c699e65a..206481979370 100644 --- a/libraries.mk +++ b/libraries.mk @@ -45,9 +45,9 @@ endif # built, otherwise a static library. define build-library $(1)_NAME ?= $(1) - _d := $$(strip $$($(1)_DIR)) + _d := $(buildprefix)$$(strip $$($(1)_DIR)) _srcs := $$(sort $$(foreach src, $$($(1)_SOURCES), $$(src))) - $(1)_OBJS := $$(addsuffix .o, $$(basename $$(_srcs))) + $(1)_OBJS := $$(addprefix $(buildprefix), $$(addsuffix .o, $$(basename $$(_srcs)))) _libs := $$(foreach lib, $$($(1)_LIBS), $$($$(lib)_PATH)) $(1)_INSTALL_DIR ?= $$(libdir) diff --git a/patterns.mk b/patterns.mk index 6b2cfd017050..3219d9629fbf 100644 --- a/patterns.mk +++ b/patterns.mk @@ -1,8 +1,11 @@ -%.o: %.cc +$(buildprefix)%.o: %.cc + @mkdir -p "$(dir $@)" $(trace-cxx) $(CXX) -o $@ -c $< $(GLOBAL_CXXFLAGS) $(GLOBAL_CXXFLAGS_PCH) $(CXXFLAGS) $($@_CXXFLAGS) -MMD -MF $(call filename-to-dep, $@) -MP -%.o: %.cpp +$(buildprefix)%.o: %.cpp + @mkdir -p "$(dir $@)" $(trace-cxx) $(CXX) -o $@ -c $< $(GLOBAL_CXXFLAGS) $(GLOBAL_CXXFLAGS_PCH) $(CXXFLAGS) $($@_CXXFLAGS) -MMD -MF $(call filename-to-dep, $@) -MP -%.o: %.c +$(buildprefix)%.o: %.c + @mkdir -p "$(dir $@)" $(trace-cc) $(CC) -o $@ -c $< $(GLOBAL_CFLAGS) $(CFLAGS) $($@_CFLAGS) -MMD -MF $(call filename-to-dep, $@) -MP diff --git a/programs.mk b/programs.mk index 72afdf95251b..3ac64494e3a5 100644 --- a/programs.mk +++ b/programs.mk @@ -23,9 +23,9 @@ programs-list := # - $(1)_INSTALL_DIR: the directory where the program will be # installed; defaults to $(bindir). define build-program - _d := $$($(1)_DIR) + _d := $(buildprefix)$$($(1)_DIR) _srcs := $$(sort $$(foreach src, $$($(1)_SOURCES), $$(src))) - $(1)_OBJS := $$(addsuffix .o, $$(basename $$(_srcs))) + $(1)_OBJS := $$(addprefix $(buildprefix), $$(addsuffix .o, $$(basename $$(_srcs)))) _libs := $$(foreach lib, $$($(1)_LIBS), $$($$(lib)_PATH)) $(1)_PATH := $$(_d)/$(1) |