1 files changed, 34 insertions, 0 deletions
diff --git a/scripts/build/libc/bionic.sh b/scripts/build/libc/bionic.sh
new file mode 100644
index 0000000..0ffd4d8
--- /dev/null
+++ b/scripts/build/libc/bionic.sh
@@ -0,0 +1,34 @@
+# This file adds functions to extract the bionic C library from the Android NDK
+# Copyright 2017 Howard Chu
+# Licensed under the GPL v2. See COPYING in the root of this package
+
+# Install Unified headers
+bionic_headers()
+{
+    CT_DoStep INFO "Installing C library headers"
+    CT_DoExecLog ALL cp -r "${CT_SRC_DIR}/android-ndk/sysroot/usr" "${CT_SYSROOT_DIR}"
+}
+
+bionic_main()
+{
+    local arch="${CT_ARCH}"
+    if [ "${CT_ARCH_64}" = "y" ]; then
+        if [ "${CT_ARCH}" = "x86" ]; then
+            arch="${arch}_"
+        fi
+        arch="${arch}64"
+    fi
+    CT_DoStep INFO "Installing C library binaries"
+    CT_DoExecLog ALL cp -r "${CT_SRC_DIR}/android-ndk/platforms/android-${CT_ANDROID_API}/arch-${arch}/usr" "${CT_SYSROOT_DIR}"
+
+    # NB: Modifying both CT_TARGET_CFLAGS and CT_ALL_TARGET_CFLAGS: the __ANDROID_API__
+    # definition needs to be passed into GCC build, or the resulting libstdc++ gets
+    # miscompiled (attempt to link against it results in unresolved symbols to stdout/...).
+    # And since __ANDROID_API__ is a user config option, placing it with other user-supplied
+    # options isn't completely out of character.
+    # On the other hand, CT_ALL_TARGET_CFLAGS in non-multilib builds is already set and does
+    # not get recalculated after GCC build, so setting CT_TARGET_CFLAGS is not reflected
+    # on other libraries/apps, such as gdbserver.
+    CT_EnvModify CT_TARGET_CFLAGS "${CT_TARGET_CFLAGS} -D__ANDROID_API__=${CT_ANDROID_API}"
+    CT_EnvModify CT_ALL_TARGET_CFLAGS "${CT_ALL_TARGET_CFLAGS} -D__ANDROID_API__=${CT_ANDROID_API}"
+}