- patch from Denis Vlasenko to make sizes PHONY and to add objsizes which prints

  the sizes of the individual object files.

2 files changed, 14 insertions, 0 deletions

diff --git a/Makefile b/Makefile
index 977df5d..bcf25fe 100644
--- a/Makefile
+++ b/Makefile
@@ -136,6 +136,7 @@ help:
 	@echo '  randconfig		- generate a random configuration'
 	@echo '  release		- create a distribution tarball'
 	@echo '  sizes			- show size of all enabled busybox symbols'
+	@echo '  objsizes		- show size of each .o object built'
 	@echo
 
 
@@ -349,9 +350,14 @@ check test: busybox
 	bindir=$(top_builddir) srcdir=$(top_srcdir)/testsuite \
 	$(top_srcdir)/testsuite/runtest $(CHECK_VERBOSE)
 
+.PHONY: sizes
 sizes: busybox_unstripped
 	$(NM) --size-sort $(<)
 
+.PHONY: objsizes
+objsizes: busybox_unstripped
+	$(SHELL) $(top_srcdir)/scripts/objsizes
+
 # Documentation Targets
 doc: docs/busybox.pod docs/BusyBox.txt docs/BusyBox.1 docs/BusyBox.html
 
diff --git a/scripts/objsizes b/scripts/objsizes
new file mode 100755
index 0000000..291285f
--- /dev/null
+++ b/scripts/objsizes
@@ -0,0 +1,8 @@
+#!/bin/sh
+
+printf "%9s %11s %9s %9s %s\n" "text+data" text+rodata rwdata bss filename
+find -name '*.o' | sed 's:^\./::' | xargs size | grep '^ *[0-9]' \
+| while read text data bss dec hex filename; do
+    printf "%9d %11d %9d %9d %s\n" $((text+data)) $text $data $bss "$filename"
+done \
+| sort