From 04ae6b27c838e72443578b568a85e1c9ad6f2357 Mon Sep 17 00:00:00 2001
From: Flatcar Buildbot <buildbot@flatcar-linux.org>
Date: Mon, 12 Dec 2022 07:15:00 +0000
Subject: [PATCH] eclass/toolchain-funcs: Sync with Gentoo

It's from Gentoo commit 65f7023eaf9b4456a018a2e973df0b7f067a2600.
---
 .../portage-stable/eclass/toolchain-funcs.eclass    | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/sdk_container/src/third_party/portage-stable/eclass/toolchain-funcs.eclass b/sdk_container/src/third_party/portage-stable/eclass/toolchain-funcs.eclass
index 32e446cb23..61a29d1b6e 100644
--- a/sdk_container/src/third_party/portage-stable/eclass/toolchain-funcs.eclass
+++ b/sdk_container/src/third_party/portage-stable/eclass/toolchain-funcs.eclass
@@ -442,7 +442,8 @@ tc-env_build() {
 # @CODE
 econf_build() {
 	local CBUILD=${CBUILD:-${CHOST}}
-	tc-env_build econf --build=${CBUILD} --host=${CBUILD} "$@"
+	econf_env() { CHOST=${CBUILD} econf "$@"; }
+	tc-env_build econf_env "$@"
 }
 
 # @FUNCTION: tc-ld-is-gold
@@ -466,7 +467,7 @@ tc-ld-is-gold() {
 	# options and not CFLAGS/CXXFLAGS.
 	local base="${T}/test-tc-gold"
 	cat <<-EOF > "${base}.c"
-	int main() { return 0; }
+	int main(void) { return 0; }
 	EOF
 	out=$($(tc-getCC "$@") ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} -Wl,--version "${base}.c" -o "${base}" 2>&1)
 	rm -f "${base}"*
@@ -499,7 +500,7 @@ tc-ld-is-lld() {
 	# options and not CFLAGS/CXXFLAGS.
 	local base="${T}/test-tc-lld"
 	cat <<-EOF > "${base}.c"
-	int main() { return 0; }
+	int main(void) { return 0; }
 	EOF
 	out=$($(tc-getCC "$@") ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} -Wl,--version "${base}.c" -o "${base}" 2>&1)
 	rm -f "${base}"*
@@ -538,7 +539,7 @@ tc-ld-force-bfd() {
 	# to its value (like multilib).  #545218
 	local ld=$(tc-getLD "$@")
 	local bfd_ld="${ld%% *}.bfd"
-	local path_ld=$(which "${bfd_ld}" 2>/dev/null)
+	local path_ld=$(type -P "${bfd_ld}" 2>/dev/null)
 	[[ -e ${path_ld} ]] && export LD=${bfd_ld}
 
 	# Set up LDFLAGS to select bfd based on the gcc / clang version.
@@ -583,7 +584,7 @@ _tc-has-openmp() {
 	local base="${T}/test-tc-openmp"
 	cat <<-EOF > "${base}.c"
 	#include <omp.h>
-	int main() {
+	int main(void) {
 		int nthreads, tid, ret = 0;
 		#pragma omp parallel private(nthreads, tid)
 		{
@@ -1083,7 +1084,7 @@ gen_usr_ldscript() {
 		# If they're using gold, manually invoke the old bfd. #487696
 		local d="${T}/bfd-linker"
 		mkdir -p "${d}"
-		ln -sf $(which ${CHOST}-ld.bfd) "${d}"/ld
+		ln -sf $(type -P ${CHOST}-ld.bfd) "${d}"/ld
 		flags+=( -B"${d}" )
 	fi
 	output_format=$($(tc-getCC) "${flags[@]}" 2>&1 | sed -n 's/^OUTPUT_FORMAT("\([^"]*\)",.*/\1/p')