dist/Android.patch

diff -r -u -d orig/shell.c ./shell.c
--- orig/shell.c	2017-07-28 11:35:29.000000000 -0700
+++ ./shell.c	2017-07-28 12:06:22.358087037 -0700
@@ -52,6 +52,12 @@
 #endif
 #include <ctype.h>
 #include <stdarg.h>
+// Begin Android Add
+#ifndef NO_ANDROID_FUNCS
+#include "IcuUtils.h"
+#include <sqlite3_android.h>
+#endif
+// End Android Add
 
 #if !defined(_WIN32) && !defined(WIN32)
 # include <signal.h>
@@ -3509,6 +3515,22 @@
                             sha3QueryFunc, 0, 0);
     sqlite3_create_function(p->db, "sha3_query", 2, SQLITE_UTF8, 0,
                             sha3QueryFunc, 0, 0);
+
+    // Begin Android Add
+    #ifndef NO_ANDROID_FUNCS
+        InitializeIcuOrDie();
+        int err = register_localized_collators(p->db, "en_US", 0);
+        if (err != SQLITE_OK) {
+          fprintf(stderr, "register_localized_collators() failed\n");
+          exit(1);
+        }
+        err = register_android_functions(p->db, 0);
+        if (err != SQLITE_OK) {
+          fprintf(stderr, "register_android_functions() failed\n");
+          exit(1);
+        }
+    #endif
+    // End Android Add
   }
 }
 
diff -r -u -d orig/sqlite3.c ./sqlite3.c
--- orig/sqlite3.c	2017-07-28 11:35:29.000000000 -0700
+++ ./sqlite3.c	2017-07-28 12:06:22.402086153 -0700
@@ -33615,7 +33615,7 @@
   SimulateIOError( rc=1 );
   if( rc!=0 ){
     storeLastErrno((unixFile*)id, errno);
-    return SQLITE_IOERR_FSTAT;
+    return unixLogError(SQLITE_IOERR_FSTAT, "fstat", ((unixFile*)id)->zPath);
   }
   *pSize = buf.st_size;
 
@@ -33651,7 +33651,7 @@
     struct stat buf;              /* Used to hold return values of fstat() */
    
     if( osFstat(pFile->h, &buf) ){
-      return SQLITE_IOERR_FSTAT;
+      return unixLogError(SQLITE_IOERR_FSTAT, "fstat", pFile->zPath);
     }
 
     nSize = ((nByte+pFile->szChunk-1) / pFile->szChunk) * pFile->szChunk;
@@ -34259,7 +34259,7 @@
     ** with the same permissions.
     */
     if( osFstat(pDbFd->h, &sStat) ){
-      rc = SQLITE_IOERR_FSTAT;
+      rc = unixLogError(SQLITE_IOERR_FSTAT, "fstat", pDbFd->zPath);
       goto shm_open_err;
     }
 
@@ -116109,7 +116109,7 @@
   }
   if( pDb->pSchema->file_format>SQLITE_MAX_FILE_FORMAT ){
     sqlite3SetString(pzErrMsg, db, "unsupported file format");
-    rc = SQLITE_ERROR;
+    rc = SQLITE_CORRUPT_BKPT; // Android Change from "rc = SQLITE_ERROR;";
     goto initone_error_out;
   }
 
@@ -149944,13 +149944,25 @@
   ** module with sqlite.
   */
   if( SQLITE_OK==rc 
+#ifndef ANDROID    /* fts3_tokenizer disabled for security reasons */
    && SQLITE_OK==(rc = sqlite3Fts3InitHashTable(db, pHash, "fts3_tokenizer"))
+#endif
    && SQLITE_OK==(rc = sqlite3_overload_function(db, "snippet", -1))
    && SQLITE_OK==(rc = sqlite3_overload_function(db, "offsets", 1))
    && SQLITE_OK==(rc = sqlite3_overload_function(db, "matchinfo", 1))
    && SQLITE_OK==(rc = sqlite3_overload_function(db, "matchinfo", 2))
    && SQLITE_OK==(rc = sqlite3_overload_function(db, "optimize", 1))
   ){
+#ifdef SQLITE_ENABLE_FTS3_BACKWARDS
+    rc = sqlite3_create_module_v2(
+        db, "fts1", &fts3Module, (void *)pHash, 0
+        );
+    if(rc) return rc;
+    rc = sqlite3_create_module_v2(
+        db, "fts2", &fts3Module, (void *)pHash, 0
+        );
+    if(rc) return rc;
+#endif
     rc = sqlite3_create_module_v2(
         db, "fts3", &fts3Module, (void *)pHash, hashDestroy
     );