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Fix fakeroot build by using od(1) to check 64-bit ELFs #943

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Merged
McDutchie merged 4 commits into from
Apr 1, 2026
+12 −1
Merged

Fix fakeroot build by using od(1) to check 64-bit ELFs #943

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2763343
Fix fakeroot build by using od(1) to check 64-bit ELFs
JohnoKing Mar 9, 2026
36be359
Use more robust check
JohnoKing Mar 31, 2026
08dcab8
Merge remote-tracking branch 'upstream/dev' into fix-64bit-elf-detection
JohnoKing Mar 31, 2026
bee7170
Revert to -An
JohnoKing Apr 1, 2026
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13 changes: 12 additions & 1 deletion bin/package
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Original file line number Diff line number Diff line change
Expand Up @@ -1523,7 +1523,18 @@ int b(void) { return 0; }
echo 'int main(void) { return 0; }' > $tmp.a.c
checkcc
$cc $CCFLAGS -o $tmp.a.exe $tmp.a.c </dev/null >/dev/null 2>&1
file $tmp.a.exe 2>/dev/null | sed "s/$tmp\.a\.exe//g" )
file_result=$(file $tmp.a.exe 2>/dev/null | sed "s/$tmp\.a\.exe//g") || true
# Use od(1) to check the ELF header directly if file(1) failed
if test -z "$file_result" && test "$(uname -s | sed 's/-.*//')" != CYGWIN
then elfbytes=$(od -An -tx1 -N 5 $tmp.a.exe | tr -d ' \n')
if test "$elfbytes" = "7f454c4602"
then echo "ELF 64-bit"
elif test "$elfbytes" = "7f454c4601"
then echo "ELF 32-bit"
else echo "Unknown bits"
fi
else echo "$file_result"
fi )
case $bits in
*\ 64-bit* | *\ 64\ bit* | *\ 64bit*)
bits=64 ;;
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