Added: Add FileType.SOCKET support and add FileUtils.deleteSocketFile() function

termux-shared/src/main/java/com/termux/shared/file/FileUtils.java

@@ -1116,6 +1116,21 @@ public class FileUtils {
         return deleteFile(label, filePath, ignoreNonExistentFile, false, FileType.SYMLINK.getValue());
     }
 
+    /**
+     * Delete socket file at path.
+     *
+     * This function is a wrapper for {@link #deleteFile(String, String, boolean, boolean, int)}.
+     *
+     * @param label The optional label for file to delete. This can optionally be {@code null}.
+     * @param filePath The {@code path} for file to delete.
+     * @param ignoreNonExistentFile The {@code boolean} that decides if it should be considered an
+     *                              error if file to deleted doesn't exist.
+     * @return Returns the {@code error} if deletion was not successful, otherwise {@code null}.
+     */
+    public static Error deleteSocketFile(String label, final String filePath, final boolean ignoreNonExistentFile) {
+        return deleteFile(label, filePath, ignoreNonExistentFile, false, FileType.SOCKET.getValue());
+    }
+
     /**
      * Delete regular, directory or symlink file at path.
      *

termux-shared/src/main/java/com/termux/shared/file/filesystem/FileAttributes.java

@@ -202,6 +202,10 @@ public class FileAttributes {
         return ((st_mode & UnixConstants.S_IFMT) == UnixConstants.S_IFIFO);
     }
 
+    public boolean isSocket() {
+        return ((st_mode & UnixConstants.S_IFMT) == UnixConstants.S_IFSOCK);
+    }
+
     public boolean isBlock() {
         return ((st_mode & UnixConstants.S_IFMT) == UnixConstants.S_IFBLK);
     }

termux-shared/src/main/java/com/termux/shared/file/filesystem/FileType.java

@@ -3,14 +3,15 @@ package com.termux.shared.file.filesystem;
 /** The {@link Enum} that defines file types. */
 public enum FileType {
 
-    NO_EXIST("no exist", 0),    // 0000000
+    NO_EXIST("no exist", 0),    // 00000000
-    REGULAR("regular", 1),      // 0000001
+    REGULAR("regular", 1),      // 00000001
-    DIRECTORY("directory", 2),  // 0000010
+    DIRECTORY("directory", 2),  // 00000010
-    SYMLINK("symlink", 4),      // 0000100
+    SYMLINK("symlink", 4),      // 00000100
-    CHARACTER("character", 8),  // 0001000
+    SOCKET("socket", 8),        // 00001000
-    FIFO("fifo", 16),           // 0010000
+    CHARACTER("character", 16), // 00010000
-    BLOCK("block", 32),         // 0100000
+    FIFO("fifo", 32),           // 00100000
-    UNKNOWN("unknown", 64);     // 1000000
+    BLOCK("block", 64),         // 01000000
+    UNKNOWN("unknown", 128);    // 10000000
 
     private final String name;
     private final int value;

termux-shared/src/main/java/com/termux/shared/file/filesystem/FileTypes.java

@@ -104,6 +104,8 @@ public class FileTypes {
             return FileType.DIRECTORY;
         else if (fileAttributes.isSymbolicLink())
             return FileType.SYMLINK;
+        else if (fileAttributes.isSocket())
+            return FileType.SOCKET;
         else if (fileAttributes.isCharacter())
             return FileType.CHARACTER;
         else if (fileAttributes.isFifo())

termux-shared/src/main/java/com/termux/shared/file/filesystem/UnixConstants.java

@@ -88,6 +88,8 @@ public class UnixConstants {
 
     static final int S_IFLNK = OsConstants.S_IFLNK;
 
+    static final int S_IFSOCK = OsConstants.S_IFSOCK;
+
     static final int S_IFCHR = OsConstants.S_IFCHR;
 
     static final int S_IFBLK = OsConstants.S_IFBLK;