Add precise GCC version and libc hash version

.github/workflows/hi3516ev200_matrix.yml

@@ -80,6 +80,10 @@ jobs:
           make prepare
           make BOARD=unknown_unknown_${{ matrix.platform }}_openipc br-sdk
           SDK_PATH=$(find output/images -name "*_sdk-buildroot.tar.gz")
+          # Why do we need this crap?
+          NEW="$(dirname $SDK_PATH)/${TOOLNAME}.tgz"
+          mv $SDK_PATH $NEW
+          SDK_PATH=$NEW
           echo "SDK_PATH=$SDK_PATH" >> $GITHUB_ENV
 
       - uses: actions/upload-artifact@v3
@@ -233,6 +237,8 @@ jobs:
           echo "BR2_TOOLCHAIN_EXTERNAL_GCC_${GCC_VER:3}=y" >> $CONF_PATH
           echo "BR2_ROOTFS_POST_BUILD_SCRIPT=\"\$(TOPDIR)/../scripts/executing_commands_for_${LIBC}.sh\"" >> $CONF_PATH
           mkdir /tmp/extsdk
+          pwd
+          ls -l
           tar xvf ${TOOLNAME}.tgz --strip-components=1 -C /tmp/extsdk >/dev/null
 
           HAS_NAND=$(make BOARD=${BOARD} has-nand)

Makefile

@@ -72,7 +72,7 @@ has-nand:
 	@sed -rn "s/^BR2_TARGET_ROOTFS_UBI=(y)/\1/p" $(FULL_PATH)
 
 toolname:
-	@$(SCRIPTS_DIR)/show_toolchains.sh board $(FULL_PATH)
+	@$(SCRIPTS_DIR)/show_toolchains.sh $(FULL_PATH) $(BR_VER)
 
 list-configs:
 	@echo

scripts/show_toolchains.sh

@@ -33,14 +33,37 @@ toolchain_by_config() {
 
     SOC=$(echo $CF | cut -d _ -f 3)
     case $FMT in
-      "list")
+      list)
         echo $ARCH $GCC_VER $LIBC $VER $VENDOR $CF
         ;;
-      "uniq")
+      uniq)
         echo $ARCH $GCC_VER $LIBC $VER
         ;;
-      "board")
-        echo ${ARCH}-gcc${GCC_VER}-${LIBC}-${VER}
+      *)
+        if [ ! -z "$2" ]; then
+          BR_DIR=buildroot-$2
+          GCC_VER=$(sed -rn \
+            "s/^\s+default\s+\"([0-9.]+)\"\s+if BR2_GCC_VERSION_${GCC_VER}_X/\1/p" \
+              $BR_DIR/package/gcc/Config.in.host)
+          case $LIBC in
+            musl)
+              VER=$(sed -rn "s/^MUSL_VERSION\s*=\s*([0-9.]+)/\1/p" \
+                $BR_DIR/package/musl/musl.mk)
+              ;;
+            uclibc)
+              VER=$(sed -rn "s/^UCLIBC_VERSION\s*=\s*([0-9.]+)/\1/p" \
+                $BR_DIR/package/uclibc/uclibc.mk)
+              ;;
+            glibc)
+              VER=$(sed -rn "s/^GLIBC_VERSION\s*=\s*([0-9.]+).*/\1/p" \
+              $BR_DIR/package/glibc/glibc.mk  | tail -1)
+              ;;
+            esac
+          HASH=$(echo $VER | sha1sum | cut -c 1-8)
+          echo ${ARCH}-gcc${GCC_VER}-${LIBC}-${VER}-${HASH}
+        else
+          echo ${ARCH}-gcc${GCC_VER}-${LIBC}-${VER}
+        fi
         ;;
     esac
   fi
@@ -49,8 +72,8 @@ toolchain_by_config() {
 if [ $# -eq 0 ]; then
   $0 list | sort
 else
-  if [ "$1" == "board" ]; then
-    toolchain_by_config $2 $1
+  if [ "$1" != "list" ] && [ "$1" != "uniq" ]; then
+    toolchain_by_config $1 $2
   else
     for D in br-ext-chip-*; do
       for CF in $D/configs/*; do