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Build system: Deal with the case where IDF_PATH contains ~

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See github issue https://github.com/espressif/esp-idf/issues/118

(This is easier to work around in the build system than to document.)
This commit is contained in:
Angus Gratton
2016-12-16 11:30:37 +11:00
parent 87d0eb0fdb
commit 9d8e110202
1 changed files with 17 additions and 1 deletions
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16
make/project.mk
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@@ -44,6 +44,22 @@ $(warning "esp-idf build system only supports GNU Make versions 3.81 or newer. Y
endif endif
endif endif
# make IDF_PATH an absolute path
# (works around the case where a shell character is embedded in the environment variable value.)
export IDF_PATH:=$(wildcard $(IDF_PATH))
ifndef IDF_PATH
$(error IDF_PATH variable is not set to a valid directory.)
endif
ifneq ("$(IDF_PATH)","$(wildcard $(IDF_PATH))")
# due to the way make manages variables, this is hard to account for
#
# if you see this error, do the shell expansion in the shell ie
# make IDF_PATH=~/blah not make IDF_PATH="~/blah"
$(error If IDF_PATH is overriden on command line, it must be an absolute path with no embedded shell special characters)
endif
# disable built-in make rules, makes debugging saner # disable built-in make rules, makes debugging saner
MAKEFLAGS_OLD := $(MAKEFLAGS) MAKEFLAGS_OLD := $(MAKEFLAGS)
MAKEFLAGS +=-rR MAKEFLAGS +=-rR