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Avoid using gawk-specific strtonum() 

We need to subtract two hex numbers. Avoid using strtonum() by doing the
subtraction in bc with a suitable input base.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reported-by: Vasili Galka <vvv444@gmail.com>
This commit is contained in:
Simon Glass 2014-06-18 00:10:15 -06:00 committed by Tom Rini
parent 6ee3d00d1d
commit 0b308f14f0
1 changed files with 2 additions and 1 deletions
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3
Makefile
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@ -788,7 +788,8 @@ OBJCOPYFLAGS_u-boot.bin := -O binary
binary_size_check: u-boot.bin System.map FORCE
@file_size=`stat -c %s u-boot.bin` ; \
map_size=$(shell cat System.map | \
awk '/_image_copy_start/ {start = $$1} /_image_binary_end/ {end = $$1} END {if (start != "" && end != "") print strtonum("0x" end) - strtonum("0x" start)}'); \
awk '/_image_copy_start/ {start = $$1} /_image_binary_end/ {end = $$1} END {if (start != "" && end != "") print "ibase=16; " toupper(end) " - " toupper(start)}' \
| bc); \
if [ "" != "$$map_size" ]; then \
if test $$map_size -ne $$file_size; then \
echo "System.map shows a binary size of $$map_size" >&2 ; \