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serial: Do not export PORT.

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This variable is only used for the term recipe (and maybe for flashing). They
should not be evaluated if they are not needed and the user should not see a
warning that the port is not set if he does not use port (for example in make
all.)
This commit is contained in:
Gaëtan Harter 2018-06-18 15:16:51 +02:00 committed by Juan Carrano
parent f56709e0bb
commit c103b3f6ba
3 changed files with 3 additions and 4 deletions
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4
boards/native/Makefile.include
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@ -95,9 +95,9 @@ export LINKFLAGS += -ffunction-sections
# set the tap interface for term/valgrind
ifneq (,$(filter netdev_default gnrc_netdev_default,$(USEMODULE)))
export PORT ?= tap0
PORT ?= tap0
else
export PORT =
PORT =
endif
TERMFLAGS := $(PORT) $(TERMFLAGS)

1
makefiles/tools/serial.inc.mk
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@ -8,7 +8,6 @@ endif
ifeq ($(PORT),)
$(info Warning: no PORT set!)
endif
export PORT
export BAUD ?= 115200

2
makefiles/vars.inc.mk
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@ -74,7 +74,7 @@ export GIT_CACHE_DIR # path to git-cache cache directory
export FLASH_ADDR # Define an offset to flash code into ROM memory.
# TERMPROG # The command to call on "make term".
# TERMFLAGS # Additional parameters to supply to TERMPROG.
export PORT # The port to connect the TERMPROG to.
# PORT # The port to connect the TERMPROG to.
export ELFFILE # The unstripped result of the compilation.
export HEXFILE # The stripped result of the compilation.
# FLASHFILE # The output file used for flashing (transition phase: only if defined)