buildsystem: remove info-buildsizes, fix info-buildsizes-diff

Makefile.include

@@ -232,7 +232,7 @@ GLOBAL_GOALS += info-boards-features-blacklisted \
                 info-boards-features-conflicting \
                 info-boards-features-missing \
                 info-boards-supported \
-                info-buildsizes info-buildsizes-diff \
+                info-buildsizes-diff \
                 generate-Makefile.ci \
                 #
 

dist/tools/zsh-completion/zsh-riot.sh

@@ -93,7 +93,7 @@ function _riot {
         "info-build:show details to debug the build"
         "info-build-json:show details of the build as JSON"
         "info-buildsize:print the size of the firmware for the given board"
-        "info-buildsizes:print the size of the firmware for every supported board"
+	"info-buildsizes-diff:compare the size of two firmware builds for two given directories"
         "info-cpu:print the CPU family for the given board"
         "info-features-missing:list features missing by the given baord in regard to the given app"
         "info-features-provided:list features provided by the given board"

doc/doxygen/src/advanced-build-system-tricks.md

@@ -177,21 +177,24 @@ multiple git work trees or clones of the RIOT repository.
 
 Comparing Build Sizes                                  {#comparing-build-sizes}
 =====================
-There is a make target for build size comparison. You can use it like that:
+There is a make target for build size comparison. It will automatically check
+all the boards compiled in the `NEWBIN` and `OLDBIN` and compare them.
+For boards that do not have a complementary partner, a warning is generated.
+You can use it like that:
 
 ~~~~~~~~~~~~~~~~~~~
 $ cd RIOT/test/test_something
 
 $ git checkout master
-$ BINDIRBASE=master-bin make buildtest
+$ BINDIRBASE=master-bin BOARD=native64 make all
 
 $ git checkout my-branch
-$ BINDIRBASE=my-branch-bin make buildtest
+$ BINDIRBASE=my-branch-bin BOARD=native64 make all
 
 $ OLDBIN=master-bin NEWBIN=my-branch-bin make info-buildsizes-diff
 text    data    bss     dec     BOARD/BINDIRBASE
 
-0       0       0       0       avsextrem    **← this line contains the diff**
+0       0       0       0       native64    **← this line contains the diff**
 57356   1532    96769   155657  master-bin
 57356   1532    96769   155657  my-branch-bin
 

makefiles/info-global.inc.mk

@@ -1,5 +1,4 @@
-.PHONY: info-buildsizes \
-        info-buildsizes-diff \
+.PHONY: info-buildsizes-diff \
         info-boards-supported \
         info-boards-features-missing \
         info-boards-features-blacklisted \
@@ -108,25 +107,29 @@ BOARDS := $(filter-out $(BOARDS_WITH_MISSING_FEATURES) \
                        $(BOARDS_WITH_BLACKLISTED_FEATURES) \
                        $(BOARDS_WITH_CONFLICTING_FEATURES), $(BOARDS))
 
-info-buildsizes: SHELL=bash
-info-buildsizes:
-	@echo -e "   text\t   data\t    bss\t    dec\tboard"; \
-	for board in $(BOARDS); do \
-	    echo "$$(BOARD=$${board} $(MAKE) --no-print-directory info-buildsize 2>/dev/null | tail -n-1 | cut -f-4)" "$${board}"; \
-	done;
-
 info-buildsizes-diff: SHELL=bash
 info-buildsizes-diff:
 	@echo -e "text\tdata\tbss\tdec\tBOARD/BINDIRBASE\n"; \
+	COMMON_BOARDS=(); ONLY_OLD=(); ONLY_NEW=(); \
 	for board in $(BOARDS); do \
+	  if [[ -e "$${OLDBIN}/$${board}" && -e "$${NEWBIN}/$${board}" ]]; then \
+	    COMMON_BOARDS+=($${board}); \
+	  elif [[ -e "$${OLDBIN}/$${board}" ]]; then \
+	    ONLY_OLD+=($${board}); \
+	  elif [[ -e "$${NEWBIN}/$${board}" ]]; then \
+	    ONLY_NEW+=($${board}); \
+	  fi; \
+	done; \
+	for board in "$${COMMON_BOARDS[@]}"; do \
 	  for BINDIRBASE in $${OLDBIN} $${NEWBIN}; do \
-	      BINDIRBASE=$${BINDIRBASE} BOARD=$${board} $(MAKE) info-buildsize --no-print-directory 2>/dev/null | tail -n-1 | cut -f-4; \
+	      env --unset=MAKEFLAGS BINDIRBASE=$${BINDIRBASE} BOARD=$${board} $(MAKE) info-buildsize --no-print-directory 2>/dev/null | tail -n-1 | cut -f-4; \
 	  done | \
 	  while read -a OLD && read -a NEW; do \
 	    for I in 0 1 2 3; do \
 	      if [[ -n "$${NEW[I]}" && -n "$${OLD[I]}" ]]; then \
 	        DIFF=$$(($${NEW[I]} - $${OLD[I]})); \
 	        if [[ "$${DIFF}" -gt 0 ]]; then $(COLOR_ECHO) -n "$(COLOR_RED)"; fi; \
+	        if [[ "$${DIFF}" -eq 0 ]]; then $(COLOR_ECHO) -n "$(COLOR_YELLOW)"; fi; \
 	        if [[ "$${DIFF}" -lt 0 ]]; then $(COLOR_ECHO) -n "$(COLOR_GREEN)"; fi; \
 	      else \
 	        DIFF="$(COLOR_RED)ERR"; \
@@ -137,7 +140,13 @@ info-buildsizes-diff:
 	    for I in 0 1 2 3; do echo -ne "$${OLD[I]-$(COLOR_RED)ERR$(COLOR_RESET)}\t"; done; echo -e "$${OLDBIN}"; \
 	    for I in 0 1 2 3; do echo -ne "$${NEW[I]-$(COLOR_RED)ERR$(COLOR_RESET)}\t"; done; echo -e "$${NEWBIN}\n"; \
 	  done; \
-	done;
+	done; \
+	if [[ "$${#ONLY_OLD[@]}" -gt 0 ]]; then \
+	  $(COLOR_ECHO) "$(COLOR_YELLOW)Boards in OLDBIN without complementary NEWBIN: $${ONLY_OLD[*]}$(COLOR_RESET)"; \
+	fi; \
+	if [[ "$${#ONLY_NEW[@]}" -gt 0 ]]; then \
+	  $(COLOR_ECHO) "$(COLOR_YELLOW)Boards in NEWBIN without complementary OLDBIN: $${ONLY_NEW[*]}$(COLOR_RESET)"; \
+	fi;
 
 info-boards-supported:
 	@echo $(BOARDS)

makefiles/info.inc.mk

@@ -1,4 +1,4 @@
-.PHONY: info-objsize info-buildsizes info-build info-boards-supported \
+.PHONY: info-objsize info-buildsize info-build info-boards-supported \
         info-features-missing info-modules info-cpu \
         info-features-provided info-features-required \
         info-features-used info-kconfig-variables \