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Use perl directly instead of grep -P

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BSD grep (the one on OSX) lacks a -P flag. The grep -P command thus
fails and prints a usage message to the terminal. This fixes that.
This commit is contained in:
Erin Call 2018-01-22 14:11:46 -08:00 committed by Jack Humbert
parent 0310eafdcf
commit 904b1b3f99
1 changed files with 1 additions and 1 deletions
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2
tmk_core/rules.mk
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@ -371,7 +371,7 @@ show_path:
@echo OBJ=$(OBJ)
check-size:
$(eval MAX_SIZE=$(shell n=`avr-gcc -E -mmcu=$(MCU) $(CFLAGS) $(OPT_DEFS) tmk_core/common/avr/bootloader_size.c 2> /dev/null | grep -oP "(?<=AVR_SIZE: ).+"`; echo $$(($$n)) || echo 0))
$(eval MAX_SIZE=$(shell n=`avr-gcc -E -mmcu=$(MCU) $(CFLAGS) $(OPT_DEFS) tmk_core/common/avr/bootloader_size.c 2> /dev/null | perl -ne 'print "$&\n" if /(?<=AVR_SIZE: ).+/'`; echo $$(($$n)) || echo 0))
$(eval CURRENT_SIZE=$(shell if [ -f $(BUILD_DIR)/$(TARGET).hex ]; then $(SIZE) --target=$(FORMAT) $(BUILD_DIR)/$(TARGET).hex | $(AWK) 'NR==2 {print $$4}'; else printf 0; fi))
if [ $(MAX_SIZE) -gt 0 ] && [ $(CURRENT_SIZE) -gt 0 ]; then \
$(SILENT) || printf "$(MSG_CHECK_FILESIZE)" | $(AWK_CMD); \