tar on MAC OS X can't handle --transform='s/$(BINDIR)\///g'

[MaBecker]

Need a new var for TAR running on MAC OS X.

brew install gnu-tar

git diff Makefile
diff --git a/Makefile b/Makefile
index 4052d28bc..232363f36 100755
--- a/Makefile
+++ b/Makefile
@@ -98,9 +98,11 @@ MACOSX=1
 CFLAGS+=-D__MACOSX__
 STAT_FLAGS='-f ''%z'''
 REALPATH='grealpath'
+TAR='gtar'
 else
 STAT_FLAGS='-c ''%s'''
 REALPATH='realpath'
+TAR='tar'
 endif

 ifeq ($(OS),Windows_NT)

git diff make/targets/ESP8266.make
diff --git a/make/targets/ESP8266.make b/make/targets/ESP8266.make
index 714970cf9..c1eefd738 100644
--- a/make/targets/ESP8266.make
+++ b/make/targets/ESP8266.make
@@ -109,7 +109,7 @@ $(ESP_ZIP): $(USER1_BIN) $(USER2_BIN)
          targets/esp8266/README_flash.txt \
          targets/esp8266/Makefile \
          $(PROJ_NAME)
-       $(Q)tar -zcf $(ESP_ZIP) $(PROJ_NAME) --transform='s/$(BINDIR)\///g'
+       $(Q)$(TAR) -zcf $(ESP_ZIP) $(PROJ_NAME) --transform='s/$(BINDIR)\///g'

 # Combined 512k/4096k binary that includes everything that's needed and can be
 # flashed to 0 in 512k/4096k parts

git diff make/targets/ESP32.make
diff --git a/make/targets/ESP32.make b/make/targets/ESP32.make
index 3716e0bf7..301823e31 100644
--- a/make/targets/ESP32.make
+++ b/make/targets/ESP32.make
@@ -23,7 +23,7 @@ $(ESP_ZIP): $(PROJ_NAME).bin
          $(ESP_APP_TEMPLATE_PATH)/build/partitions_espruino.bin \
          targets/esp32/README_flash.txt \
          $(PROJ_NAME)
-       $(Q)tar -zcf $(ESP_ZIP) $(PROJ_NAME) --transform='s/$(BINDIR)\///g'
+       $(Q)$(TAR) -zcf $(ESP_ZIP) $(PROJ_NAME) --transform='s/$(BINDIR)\///g'

 proj: $(PROJ_NAME).bin $(ESP_ZIP)

[gfwilliams]

Thanks! Just done - next time if you could do a PR I can just click merge though and it might avoid me making any accidental mistakes