From f5da86c7b73f010eafbc5969d6b93c915ddb7917 Mon Sep 17 00:00:00 2001
From: kolsys <kolsys@users.noreply.github.com>
Date: Sun, 12 Sep 2021 12:04:27 +0300
Subject: [PATCH] Old bash version compatible Disable Android build if NDK not
 available

---
 build-all.sh | 23 +++++++++++++++--------
 1 file changed, 15 insertions(+), 8 deletions(-)

diff --git a/build-all.sh b/build-all.sh
index cdbf18d..bae13b4 100755
--- a/build-all.sh
+++ b/build-all.sh
@@ -83,20 +83,27 @@ done
 ### Android build section
 #####
 
-declare -A COMPILERS=(
-  ["arm7"]="armv7a-linux-androideabi21-clang"
-  ["arm64"]="aarch64-linux-android21-clang"
-  ["386"]="i686-linux-android21-clang"
-  ["amd64"]="x86_64-linux-android21-clang"
+if [ -z "$NDK_TOOLCHAIN" ]; then
+  echo "NDK_TOOLCHAIN is not defined. Android builds was skipped"
+  exit
+fi
+
+declare -a COMPILERS=(
+  "arm7:armv7a-linux-androideabi21-clang"
+  "arm64:aarch64-linux-android21-clang"
+  "386:i686-linux-android21-clang"
+  "amd64:x86_64-linux-android21-clang"
 )
 
 export NDK_TOOLCHAIN=$ROOT/toolchain
 
 GOOS=android
 
-for GOARCH in "${!COMPILERS[@]}"; do
-  export CC="$NDK_TOOLCHAIN/bin/${COMPILERS[$GOARCH]}"
-  export CXX="$NDK_TOOLCHAIN/bin/${COMPILERS[$GOARCH]}++"
+for V in "${COMPILERS[@]}"; do
+  GOARCH=${V%:*}
+  COMPILER=${V#*:}
+  export CC="$NDK_TOOLCHAIN/bin/$COMPILER"
+  export CXX="$NDK_TOOLCHAIN/bin/$COMPILER++"
   set_goarm "$GOARCH"
   BIN_FILENAME="${OUTPUT}-${GOOS}-${GOARCH}${GOARM}"
   CMD="GOOS=${GOOS} GOARCH=${GOARCH} ${GO_ARM} CGO_ENABLED=1 ${GOBIN} build ${BUILD_FLAGS} -o ${BIN_FILENAME} ./cmd"