Hello Leon,

On 2024-03-04 21:44, Dragan Simic wrote:
On 2024-03-04 21:38, Leon M. Busch-George wrote:
From: "Leon M. Busch-George" <l...@georgemail.eu>

The error message "bc: command not found" is easily missed since the
build continues.
bc is not a part of coreutils or base-devel. POSIX sh can also do the
calculation.

Signed-off-by: Leon M. Busch-George <l...@georgemail.eu>

The v2 is looking good to me.  I also did some testing of the awk code
by hand, outside of the actual Makefile, and it worked as expected.

See also one small nitpick below, and please feel free to include:

Reviewed-by: Dragan Simic <dsi...@manjaro.org>

---
 Makefile | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/Makefile b/Makefile
index a2bc9d5903..e8e794368e 100644
--- a/Makefile
+++ b/Makefile
@@ -1275,10 +1275,15 @@ OBJCOPYFLAGS_u-boot-nodtb.bin := -O binary \
 binary_size_check: u-boot-nodtb.bin FORCE
        @file_size=$(shell wc -c u-boot-nodtb.bin | awk '{print $$1}') ; \

Perhaps a couple of spaces could be added around "print $$1" in the
line above, to nicely round off the code cleanups.

        map_size=$(shell cat u-boot.map | \
-               awk '/_image_copy_start/ {start = $$1} /_image_binary_end/ {end 
=
$$1} END {if (start != "" && end != "") print "ibase=16; "
toupper(end) " - " toupper(start)}' \
-               | sed 's/0X//g' \
-               | bc); \
-       if [ "" != "$$map_size" ]; then \
+               awk ' \
+                       /_image_copy_start/ { start = $$1 } \
+                       /_image_binary_end/ { end = $$1 } \
+                       END { \
+                               if (start != "" && end != "") \
+                                       print end " " start; \
+                       }' \
+ | sh -c 'read end start; [ -n "$$end" ] && echo $$((end - start))'); \
+       if [ -n "$$map_size" ]; then \
                if test $$map_size -ne $$file_size; then \
                        echo "u-boot.map shows a binary size of $$map_size" >&2 
; \
                        echo "  but u-boot-nodtb.bin shows $$file_size" >&2 ; \

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