support for executing binaries in API30+

koreader · May 10, 2021 · 0b5903d · 0b5903d
1 parent 617eb17
commit 0b5903d
Showing 1 changed file with 24 additions and 0 deletions.
diff --git a/app/src/main/java/org/koreader/launcher/Assets.kt b/app/src/main/java/org/koreader/launcher/Assets.kt
@@ -9,6 +9,7 @@ import android.view.ViewGroup
 import android.widget.ProgressBar
 import androidx.annotation.Keep
 import androidx.core.content.ContextCompat
+import org.koreader.launcher.utils.FileUtils
 import java.io.*
 
 @Keep
@@ -81,6 +82,29 @@ class Assets {
                                 return false
                             }
                         }
+                        (assetName == "module/map.txt") -> {
+                            /* Symlink binaries stored as shared libraries */
+                            val nativeLibsDir = activity.applicationInfo.nativeLibraryDir
+                            activity.assets.open(assetName).bufferedReader().use { text ->
+                                Logger.v("Reading symlink from $assetName")
+                                text.forEachLine { line ->
+                                    try {
+                                        val array = line.split(" ").toTypedArray()
+                                        if (array.size == 2) {
+                                            val link = "$filesDir/${array[0]}"
+                                            val file = "$nativeLibsDir/${array[1]}"
+                                            if (File(file).exists()) {
+                                                FileUtils.symlink(link, file)
+                                            } else {
+                                                Logger.w("File $file does not exist, skipping")
+                                            }
+                                        }
+                                    } catch (e: Exception) {
+                                        e.printStackTrace()
+                                    }
+                                }
+                            }
+                        }
                         else -> {
                             /* Copy all regular files in assets store */
                             Logger.v(tag, "Extracting $assetName")