D42407.diff
No OneTemporary
Actions

Size

1 KB

Referenced Files

None

Subscribers

None

D42407.diff
View Options

	diff --git a/sys/kern/genoffset.sh b/sys/kern/genoffset.sh
	--- a/sys/kern/genoffset.sh
	+++ b/sys/kern/genoffset.sh
	@@ -35,16 +35,13 @@

	work()
	(
	- local last off x1 x2 x3 struct field type lastoff lasttype
	+ local last off x1 x2 x3 struct field type lastoff lasttype asserts

	echo "#ifndef _OFFSET_INC_"
	echo "#define _OFFSET_INC_"
	echo "#if !defined(GENOFFSET) && (!defined(KLD_MODULE) \|\| defined(KLD_TIED))"
	last=
	- temp=$(mktemp -d genoffset.XXXXXXXXXX)
	- trap "rm -rf ${temp}" EXIT
	- # Note: we need to print symbol values in decimal so the numeric sort works
	- ${NM:='nm'} ${NMFLAGS} -t d "$1" \| grep __assym_offset__ \| sed -e 's/__/ /g' \| sort -k 4 -k 1 -n \|
	+ asserts=
	while read off x1 x2 struct field type x3; do
	off=$(echo "$off" \| sed -E 's/^0+//')
	if [ "$last" != "$struct" ]; then
	@@ -60,12 +57,14 @@
	printf "%b" "\t${type}\t${field};\n"
	lastoff="$off"
	lasttype="$type"
	- echo "_SA(${struct}, ${field}, ${off});" >> "$temp/asserts"
	- done
	+ asserts="${asserts}_SA(${struct}, ${field}, ${off});\n"
	+ done <<EOT
	+$(${NM:='nm'} ${NMFLAGS} -t d "$1" \| grep __assym_offset__ \| sed -e 's/__/ /g' \| sort -k 4 -k 1 -n)
	+EOT
	echo "};"
	echo "#define _SA(s,f,o) _Static_assert(__builtin_offsetof(struct s ## _lite, f) == o, \\"
	printf '\t"struct "#s"_lite field "#f" not at offset "#o)\n'
	- cat "$temp/asserts"
	+ echo -e "${asserts}\c"
	echo "#undef _SA"
	echo "#endif"
	echo "#endif"