From: Christian Marangi <ansuelsmth@gmail.com>
Date: Sun, 17 Jul 2022 15:56:36 +0000 (+0200)
Subject: scripts: ext-toolchain: add support for info.mk in probe_cc
X-Git-Tag: v21.02.6~101
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=462c5653e18f0bd2c9ec66a2b154bf26d8f4aa1d;p=openwrt%2Fstaging%2Fhauke.git

scripts: ext-toolchain: add support for info.mk in probe_cc

Openwrt generate info.mk that contains the libc type. For probe_cc check
if the file exist and parse directly it for LIBC type.

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
(cherry picked from commit 75311977f5ff64b491cb57ac713d75e0e410d786)
---

diff --git a/scripts/ext-toolchain.sh b/scripts/ext-toolchain.sh
index 1ef3f42c50..1f8eca3076 100755
--- a/scripts/ext-toolchain.sh
+++ b/scripts/ext-toolchain.sh
@@ -463,6 +463,13 @@ probe_cpp() {
 }
 
 probe_libc() {
+	if [ -f $TOOLCHAIN/info.mk ]; then
+		LIBC_TYPE=$(grep LIBC_TYPE $TOOLCHAIN/info.mk | sed 's/LIBC_TYPE=//')
+		return 0
+	fi
+
+	echo "Warning! Can't find info.mk, trying to detect with alternative way."
+
 	if [ -z "$LIBC_TYPE" ]; then
 		if test_uclibc; then
 			LIBC_TYPE="uclibc"