Merge branch 'prerelease' of github.com:sqlcipher/sqlcipher into prerelease

configure

@@ -10665,57 +10665,10 @@ fi
 
 else
   if test "$crypto_lib" = "commoncrypto"; then
-    CFLAGS+=" -DSQLCIPHER_CRYPTO_OPENSSL -DSQLCIPHER_CRYPTO_CC"
+    CFLAGS+=" -DSQLCIPHER_CRYPTO_CC"
     BUILD_CFLAGS+=" -DSQLCIPHER_CRYPTO_OPENSSL -DSQLCIPHER_CRYPTO_CC"
 	  { $as_echo "$as_me:${as_lineno-$LINENO}: result: commoncrypto" >&5
 $as_echo "commoncrypto" >&6; }
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for HMAC_Init_ex in -lcrypto" >&5
-$as_echo_n "checking for HMAC_Init_ex in -lcrypto... " >&6; }
-if ${ac_cv_lib_crypto_HMAC_Init_ex+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-lcrypto  $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
-char HMAC_Init_ex ();
-int
-main ()
-{
-return HMAC_Init_ex ();
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_lib_crypto_HMAC_Init_ex=yes
-else
-  ac_cv_lib_crypto_HMAC_Init_ex=no
-fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_crypto_HMAC_Init_ex" >&5
-$as_echo "$ac_cv_lib_crypto_HMAC_Init_ex" >&6; }
-if test "x$ac_cv_lib_crypto_HMAC_Init_ex" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_LIBCRYPTO 1
-_ACEOF
-
-  LIBS="-lcrypto $LIBS"
-
-else
-  as_fn_error $? "Library crypto not found. Install openssl!\"" "$LINENO" 5
-fi
-
   else
     CFLAGS+=" -DSQLCIPHER_CRYPTO_OPENSSL"
     BUILD_CFLAGS+=" -DSQLCIPHER_CRYPTO_OPENSSL"

configure.ac

@@ -265,11 +265,9 @@ if test "$crypto_lib" = "libtomcrypt"; then
                AC_MSG_ERROR([Library crypto not found. Install libtomcrypt!"]))
 else
   if test "$crypto_lib" = "commoncrypto"; then
-    CFLAGS+=" -DSQLCIPHER_CRYPTO_OPENSSL -DSQLCIPHER_CRYPTO_CC"
+    CFLAGS+=" -DSQLCIPHER_CRYPTO_CC"
     BUILD_CFLAGS+=" -DSQLCIPHER_CRYPTO_OPENSSL -DSQLCIPHER_CRYPTO_CC"
 	  AC_MSG_RESULT([commoncrypto])
-    AC_CHECK_LIB([crypto], [HMAC_Init_ex], ,
-                 AC_MSG_ERROR([Library crypto not found. Install openssl!"]))
   else
     CFLAGS+=" -DSQLCIPHER_CRYPTO_OPENSSL"
     BUILD_CFLAGS+=" -DSQLCIPHER_CRYPTO_OPENSSL"

src/crypto_impl.c

@@ -95,10 +95,10 @@ void sqlcipher_activate() {
 #if defined (SQLCIPHER_CRYPTO_CC)
   extern int sqlcipher_cc_setup(sqlcipher_provider *p);
   sqlcipher_cc_setup(p);
-#elif SQLCIPHER_CRYPTO_LIBTOMCRYPT
+#elif defined (SQLCIPHER_CRYPTO_LIBTOMCRYPT)
   extern int sqlcipher_ltc_setup(sqlcipher_provider *p);
   sqlcipher_ltc_setup(p);
-#elif SQLCIPHER_CRYPTO_OPENSSL
+#elif defined (SQLCIPHER_CRYPTO_OPENSSL)
   extern int sqlcipher_openssl_setup(sqlcipher_provider *p);
   sqlcipher_openssl_setup(p);
 #else