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Update the BUILD build system module to early abort and display an error if needed before trying to create the OBJDIR output object file directory.

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This commit is contained in:
Dean Camera 2012-08-15 16:40:25 +00:00
parent 1f1bd69b85
commit 00ab25d321
1 changed files with 7 additions and 2 deletions
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9
LUFA/Build/lufa_build.mk
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@ -152,15 +152,20 @@ endif
# Convert input source filenames into a list of required output object files
OBJECT_FILES += $(addsuffix .o, $(basename $(SRC)))
# Check if an output object file directory was specified instead of the input file location
ifneq ($(OBJDIR),.)
$(shell mkdir $(OBJDIR) 2> /dev/null)
VPATH += $(dir $(SRC))
# Prefix all the object filenames with the output object file directory path
OBJECT_FILES := $(addprefix $(patsubst %/,%,$(OBJDIR))/, $(notdir $(OBJECT_FILES)))
# Check if any object file (without path) appears more than once in the object file list
ifneq ($(words $(sort $(OBJECT_FILES))), $(words $(OBJECT_FILES)))
$(error Cannot build with OBJDIR parameter set - one or more object file name is not unique)
endif
# Create the output object file directory if it does not exist and add it to the virtual path list
$(shell mkdir $(OBJDIR) 2> /dev/null)
VPATH += $(dir $(SRC))
endif
# Create a list of dependency files from the list of object files