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Kernel: Use the toolchain's nm in mkmap.sh

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By using the binary from our build of binutils, we can be sure that `nm`
supports demangling symbols, so we can avoid spawning a separate
`c++filt` process.
This commit is contained in:
Daniel Bertalan 2021-12-30 17:17:29 +01:00 • committed by Andreas Kling
parent 9d3623f0e8
commit 7608af13cd
2 changed files with 4 additions and 4 deletions
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6
Kernel/mkmap.sh
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@ -1,7 +1,7 @@
#!/bin/sh
tmp=$(mktemp)
nm -n Kernel | grep -vE \\.Lubsan_data | awk '{ if ($2 != "a") print; }' | uniq > "$tmp"
NM="${NM:-nm}"
"$NM" -C -n Kernel | grep -vE \\.Lubsan_data | awk '{ if ($2 != "a") print; }' | uniq > "$tmp"
printf "%08x\n" "$(wc -l "$tmp" | awk '{print $1}')" > kernel.map
CXXFILT="${CXXFILT:-c++filt}"
"$CXXFILT" < "$tmp" >> kernel.map
cat "$tmp" >> kernel.map
rm -f "$tmp"