From 8fa92daf6334010df564afa41a7ca9fc9db34060 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?V=C3=ADtor=20Vasconcellos?= <vasconcellos.dev@gmail.com>
Date: Mon, 21 Oct 2024 06:35:38 -0300
Subject: [PATCH] Fix x86_64 android build

---
 scripts/build.sh     | 10 ++++++++--
 scripts/cc.sh        |  2 +-
 scripts/toolchain.sh |  2 +-
 3 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/scripts/build.sh b/scripts/build.sh
index a0b3f74..62c78ca 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -59,6 +59,7 @@ case "$TARGET" in
         ;;
     esac
 
+    LLVM_BUILTIN='/usr/lib/llvm-17/lib/clang/17/lib'
     case "$TARGET" in
       *gnu)
         CFLAGS="${CFLAGS} -D_GLIBCXX_ASSERTIONS=1"
@@ -68,12 +69,17 @@ case "$TARGET" in
         ;;
       *android*)
         export SDKROOT="${NDK_SDKROOT:?Missing ndk sysroot}"
+        ANDROID_LIB="${SDKROOT}/usr/lib/${TARGET}"
         CFLAGS="${CFLAGS} -D__ANDROID_API__=${ANDROID_API_LEVEL:?Missing android api level}"
-        LDFLAGS="-fuse-ld=$(command -v ld.lld-17) -B${SDKROOT}/usr/lib/${TARGET}/${ANDROID_API_LEVEL:?} -L${SDKROOT}/usr/lib/${TARGET}/${ANDROID_API_LEVEL:?} -L${SDKROOT}/usr/lib/${TARGET} -lm ${LDFLAGS}"
+        LDFLAGS="-fuse-ld=$(command -v ld.lld-17) -B${ANDROID_LIB}/${ANDROID_API_LEVEL:?} -L${ANDROID_LIB}/${ANDROID_API_LEVEL:?} -L${ANDROID_LIB} -lm ${LDFLAGS}"
         ;;& # Resume switch/case matching from this point forward
+      x86_64-linux-android*)
+        # VERY UGLY HACK, no ideia why clang is not picking this up automatically
+        LDFLAGS="-L${LLVM_BUILTIN}/linux -lclang_rt.builtins-x86_64-android ${LDFLAGS}"
+        ;;
       aarch64-linux-android*)
         # VERY UGLY HACK, no ideia why clang is not picking this up automatically
-        LDFLAGS="-L/usr/lib/llvm-17/lib/clang/17/lib/baremetal -lclang_rt.builtins-aarch64 ${LDFLAGS}"
+        LDFLAGS="-L${LLVM_BUILTIN}/baremetal -L${LLVM_BUILTIN}/linux -lclang_rt.builtins-aarch64-android -lclang_rt.builtins-aarch64 ${LDFLAGS}"
         ;;
     esac
     ;;
diff --git a/scripts/cc.sh b/scripts/cc.sh
index fc78236..373af93 100755
--- a/scripts/cc.sh
+++ b/scripts/cc.sh
@@ -12,7 +12,7 @@ case "${TARGET:?TARGET envvar is required to be defined}" in
     ;;
   x86_64-linux-android | aarch64-linux-android)
     export SDKROOT="${NDK_SDKROOT:?Missing ndk sysroot}"
-  ;;
+    ;;
   x86_64-darwin-apple | x86_64-apple-darwin-macho)
     if [ "$OS_IPHONE" -eq 1 ]; then
       export SDKROOT="${IOS_SDKROOT:?Missing iOS SDK}"
diff --git a/scripts/toolchain.sh b/scripts/toolchain.sh
index 2983168..a74daa1 100755
--- a/scripts/toolchain.sh
+++ b/scripts/toolchain.sh
@@ -31,7 +31,7 @@ SYSTEM_PROCESSOR="${TARGET%%-*}"
 OS_IPHONE="${OS_IPHONE:-0}"
 
 # Check if target last part (*-*-last) is android
-OS_ANDROID="$( case "${TARGET##*-}" in android*) echo 1 ;; *) echo 0 ;; esac )"
+OS_ANDROID="$(case "${TARGET##*-}" in android*) echo 1 ;; *) echo 0 ;; esac)"
 
 case "$SYSTEM_NAME" in
   windows)