From 357a2f51097cef529ae53d5609aebfbbe3d0c1b3 Mon Sep 17 00:00:00 2001
From: Prashant Somashekar <prashsomash@gmail.com>
Date: Sat, 26 Nov 2011 09:53:41 -0500
Subject: [PATCH 1/2] extendedcommands/nandroid: remove internal options if no
 sdcard and is_data_media

-force /data as backup_path if volume for /sdcard is null and the same is true

Change-Id: I927b723cde5b519d81402c6d841f2424627253e8

Conflicts:

	nandroid.c
---
 extendedcommands.c | 2 +-
 nandroid.c         | 6 ++++++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/extendedcommands.c b/extendedcommands.c
index e6d87e9..44e7117 100644
--- a/extendedcommands.c
+++ b/extendedcommands.c
@@ -825,7 +825,7 @@ void show_nandroid_menu()
                             NULL
     };
 
-    if (volume_for_path("/emmc") == NULL)
+    if (volume_for_path("/emmc") == NULL || volume_for_path("/sdcard") == NULL && is_data_media())
         list[3] = NULL;
 
     int chosen_item = get_menu_selection(headers, list, 0, 0);
diff --git a/nandroid.c b/nandroid.c
index 56c633d..ad44ae6 100644
--- a/nandroid.c
+++ b/nandroid.c
@@ -233,6 +233,12 @@ int nandroid_backup(const char* backup_path)
     }
     
     Volume* volume = volume_for_path(backup_path);
+    if (NULL == volume) {
+      if (strstr(backup_path, "/sdcard") == backup_path && is_data_media())
+          volume = volume_for_path("/data");
+      else
+          return print_and_error("Unable to find volume for backup path.\n");
+    }
     int ret;
     struct statfs s;
     if (NULL != volume) {

From f0c389ddcdf3f48c2190b87aa17e2584e6512d31 Mon Sep 17 00:00:00 2001
From: Prashant Somashekar <prashsomash@gmail.com>
Date: Sat, 26 Nov 2011 13:55:00 -0500
Subject: [PATCH 2/2] nandroid/root/extendedcommands: attenuate for /data not
 being auto in fstab

Change-Id: I0e7bec03bb29f1ae72f23321f89cf704e54ff4d9
---
 extendedcommands.c | 3 +++
 nandroid.c         | 8 ++++++--
 roots.c            | 5 ++++-
 3 files changed, 13 insertions(+), 3 deletions(-)

diff --git a/extendedcommands.c b/extendedcommands.c
index 44e7117..729778c 100644
--- a/extendedcommands.c
+++ b/extendedcommands.c
@@ -453,6 +453,9 @@ int format_device(const char *device, const char *path, const char *fs_type) {
         LOGE("unknown volume \"%s\"\n", path);
         return -1;
     }
+    if (strstr(path, "/data") == path && volume_for_path("/sdcard") == NULL && is_data_media()) {
+        return format_unknown_device(NULL, path, NULL);
+    }
     if (strcmp(fs_type, "ramdisk") == 0) {
         // you can't format the ramdisk.
         LOGE("can't format_volume \"%s\"", path);
diff --git a/nandroid.c b/nandroid.c
index ad44ae6..76d0962 100644
--- a/nandroid.c
+++ b/nandroid.c
@@ -436,8 +436,10 @@ int nandroid_restore_partition_extended(const char* backup_path, const char* mou
             printf("Found new backup image: %s\n", tmp);
         }
 
-        // If the fs_type of this volume is "auto", let's revert to using a
-        // rm -rf, rather than trying to do a ext3/ext4/whatever format.
+        // If the fs_type of this volume is "auto" or mount_point is /data
+        // and vol for /sdcard is NULL and is_data_media, let's revert
+        // to using a rm -rf, rather than trying to do a
+        // ext3/ext4/whatever format.
         // This is because some phones (like DroidX) will freak out if you
         // reformat the /system or /data partitions, and not boot due to
         // a locked bootloader.
@@ -449,6 +451,8 @@ int nandroid_restore_partition_extended(const char* backup_path, const char* mou
         // Or of volume does not exist (.android_secure), just rm -rf.
         if (vol == NULL || 0 == strcmp(vol->fs_type, "auto"))
             backup_filesystem = NULL;
+        else if (0 == strcmp(vol->mount_point, "/data") && volume_for_path("/sdcard") == NULL && is_data_media())
+	         backup_filesystem = NULL;
     }
 
     ensure_directory(mount_point);
diff --git a/roots.c b/roots.c
index 4835ce8..4997350 100644
--- a/roots.c
+++ b/roots.c
@@ -197,7 +197,7 @@ int try_mount(const char* device, const char* mount_point, const char* fs_type,
 
 int is_data_media() {
     Volume *data = volume_for_path("/data");
-    return data != NULL && strcmp(data->fs_type, "auto") == 0 && volume_for_path("/sdcard") == NULL;
+    return data != NULL && strcmp(data->fs_type, "auto") == 0 || volume_for_path("/sdcard") == NULL;
 }
 
 void setup_data_media() {
@@ -334,6 +334,9 @@ int format_volume(const char* volume) {
         LOGE("unknown volume \"%s\"\n", volume);
         return -1;
     }
+    if (strstr(volume, "/data") == volume && volume_for_path("/sdcard") == NULL && is_data_media()) {
+	return format_unknown_device(NULL, volume, NULL);
+    }
     if (strcmp(v->fs_type, "ramdisk") == 0) {
         // you can't format the ramdisk.
         LOGE("can't format_volume \"%s\"", volume);