Convert more Android.mk files to Android.bp

These modules have their dependencies satisfied, and aren't doing
anything strange.

Change-Id: I72039a15256cbd5e5eee0d79a15d66d74a6c087d
diff --git a/libsparse/Android.bp b/libsparse/Android.bp
new file mode 100644
index 0000000..7a6ae8a
--- /dev/null
+++ b/libsparse/Android.bp
@@ -0,0 +1,78 @@
+// Copyright 2010 The Android Open Source Project
+
+cc_defaults {
+    name: "libsparse_defaults",
+    srcs: [
+        "backed_block.c",
+        "output_file.c",
+        "sparse.c",
+        "sparse_crc32.c",
+        "sparse_err.c",
+        "sparse_read.c",
+    ],
+    cflags: ["-Werror"],
+    local_include_dirs: ["include"],
+    export_include_dirs: ["include"],
+}
+
+cc_library_host_static {
+    name: "libsparse_host",
+    defaults: ["libsparse_defaults"],
+    static_libs: ["libz"],
+    target: {
+        windows: {
+            enabled: true,
+        },
+    },
+}
+
+cc_library_shared {
+    name: "libsparse",
+    defaults: ["libsparse_defaults"],
+    shared_libs: ["libz"],
+}
+
+cc_library_static {
+    name: "libsparse_static",
+    host_supported: true,
+    defaults: ["libsparse_defaults"],
+    static_libs: ["libz"],
+}
+
+cc_binary {
+    name: "simg2img",
+    host_supported: true,
+    srcs: [
+        "simg2img.c",
+        "sparse_crc32.c",
+    ],
+    static_libs: [
+        "libsparse_static",
+        "libz",
+    ],
+
+    cflags: ["-Werror"],
+}
+
+cc_binary {
+    name: "img2simg",
+    host_supported: true,
+    srcs: ["img2simg.c"],
+    static_libs: [
+        "libsparse_static",
+        "libz",
+    ],
+
+    cflags: ["-Werror"],
+}
+
+cc_binary_host {
+    name: "append2simg",
+    srcs: ["append2simg.c"],
+    static_libs: [
+        "libsparse_static",
+        "libz",
+    ],
+
+    cflags: ["-Werror"],
+}