Version 0.8.2 release; refinement to last-booted as default selection

[refind] / refind / config.c

diff --git a/refind/config.c b/refind/config.c
index 09018159a8184bbfb4523c1406923d853ca41e30..e58238b53b55eb4b94366720510398b5e4b66213 100644 (file)
--- a/refind/config.c
+++ b/refind/config.c
@@ -50,6 +50,7 @@
 #include "config.h"
 #include "screen.h"
 #include "../include/refit_call_wrapper.h"
+#include "../mok/mok.h"
 
 // constants
 
@@ -318,10 +319,20 @@ static VOID HandleInt(IN CHAR16 **TokenList, IN UINTN TokenCount, OUT UINTN *Val
 
 // handle a parameter with a single string argument
 static VOID HandleString(IN CHAR16 **TokenList, IN UINTN TokenCount, OUT CHAR16 **Target) {
-   if (TokenCount == 2) {
-      MyFreePool(*Target);
-      *Target = StrDuplicate(TokenList[1]);
+   if ((TokenCount == 2) && Target) {
+      if ((StrLen(TokenList[1]) > 1) && (TokenList[1][0] == L'+') &&
+          ((TokenList[1][1] == L',') || (TokenList[1][1] == L' '))) {
+         if (*Target) {
+            MergeStrings(Target, TokenList[1] + 2, L',');
+         } else {
+            *Target = StrDuplicate(TokenList[1] + 2);
+         } // if/else
+      } else {
+         MyFreePool(*Target);
+         *Target = StrDuplicate(TokenList[1]);
+      } // if/else
    } // if
+   PauseForKey();
 } // static VOID HandleString()
 
 // Handle a parameter with a series of string arguments, to replace or be added to a
@@ -430,6 +441,7 @@ VOID ReadConfig(CHAR16 *FileName)
     CHAR16          *FlagName;
     CHAR16          *TempStr = NULL;
     UINTN           TokenCount, i;
+    EFI_GUID        RefindGuid = REFIND_GUID_VALUE;
 
     // Set a few defaults only if we're loading the default file.
     if (StriCmp(FileName, GlobalConfig.ConfigFilename) == 0) {
@@ -454,6 +466,13 @@ VOID ReadConfig(CHAR16 *FileName)
        MyFreePool(GlobalConfig.DontScanVolumes);
        GlobalConfig.DontScanVolumes = StrDuplicate(DONT_SCAN_VOLUMES);
        GlobalConfig.WindowsRecoveryFiles = StrDuplicate(WINDOWS_RECOVERY_FILES);
+       if (GlobalConfig.DefaultSelection != NULL) {
+          MyFreePool(GlobalConfig.DefaultSelection);
+          GlobalConfig.DefaultSelection = NULL;
+       }
+       Status = EfivarGetRaw(&RefindGuid, L"PreviousBoot", (CHAR8**) &(GlobalConfig.DefaultSelection), &i);
+       if (Status != EFI_SUCCESS)
+          GlobalConfig.DefaultSelection = NULL;
     } // if
 
     if (!FileExists(SelfDir, FileName)) {
@@ -611,11 +630,6 @@ VOID ReadConfig(CHAR16 *FileName)
 
         } else if (StriCmp(TokenList[0], L"textonly") == 0) {
            GlobalConfig.TextOnly = HandleBoolean(TokenList, TokenCount);
-//            if ((TokenCount >= 2) && (StriCmp(TokenList[1], L"0") == 0)) {
-//               GlobalConfig.TextOnly = FALSE;
-//            } else {
-//               GlobalConfig.TextOnly = TRUE;
-//            }
 
         } else if (StriCmp(TokenList[0], L"textmode") == 0) {
            HandleInt(TokenList, TokenCount, &(GlobalConfig.RequestedTextMode));