The Samba-Bugzilla – Attachment 17243 Details for
Bug 15034
Backport buildtools/scripts/abi_gen.sh changes from master
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[patch]
Patch for v4-15-test
bfixes-tmp415.txt (text/plain), 1.45 KB, created by
Stefan Metzmacher
on 2022-03-25 10:41:08 UTC
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Description:
Patch for v4-15-test
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Creator:
Stefan Metzmacher
Created:
2022-03-25 10:41:08 UTC
Size:
1.45 KB
patch
obsolete
>From 3db6c618a27320d4924e73555a00a1e02f5edb01 Mon Sep 17 00:00:00 2001 >From: Andreas Schneider <asn@samba.org> >Date: Mon, 14 Feb 2022 07:59:52 +0100 >Subject: [PATCH] builtools: Make abi_gen.sh less prone to errors > >The mold linker has more hidden symbols and we would need to filter them out >with nm, where objdump tells us which symbols are actually hidden. So we just >need to filter out whatever is hidden. > >The use of awk makes it also easier to get what we want. > >Signed-off-by: Andreas Schneider <asn@samba.org> >Reviewed-by: Alexander Bokovoy <ab@samba.org> >(cherry picked from commit 2b9917d7a3cb88cf48517e4a93a94fa3ca6ff3d9) >--- > buildtools/scripts/abi_gen.sh | 9 +++++++-- > 1 file changed, 7 insertions(+), 2 deletions(-) > >diff --git a/buildtools/scripts/abi_gen.sh b/buildtools/scripts/abi_gen.sh >index 6dd6d321f775..ddb0a7cc36fd 100755 >--- a/buildtools/scripts/abi_gen.sh >+++ b/buildtools/scripts/abi_gen.sh >@@ -10,9 +10,14 @@ cat <<EOF > set height 0 > set width 0 > EOF >-nm "$SHAREDLIB" | cut -d' ' -f2- | egrep '^[BDGTRVWS]' | grep -v @ | egrep -v ' (__bss_start|_edata|_init|_fini|_end)' | cut -c3- | sort | while read s; do >+ >+# On older linker versions _init|_fini symbols are not hidden. >+objdump --dynamic-syms "${SHAREDLIB}" | \ >+ awk '$0 !~ /.hidden/ {if ($2 == "g" && $3 ~ /D(F|O)/ && $4 ~ /(.bss|.rodata|.text)/) print $NF}' | \ >+ sort | \ >+ while read -r s; do > echo "echo $s: " >- echo p $s >+ echo p "${s}" > done > ) > $GDBSCRIPT > >-- >2.25.1 >
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