msi: End the search for a directory signature if the parent cannot be found.

dlls/msi/appsearch.c

@@ -929,7 +929,8 @@ static UINT ACTION_AppSearchDr(MSIPACKAGE *package, LPWSTR *appValue, MSISIGNATU
         'D','r','L','o','c','a','t','o','r',' ',
         'w','h','e','r','e',' ',
         'S','i','g','n','a','t','u','r','e','_',' ','=',' ', '\'','%','s','\'',0};
-    LPWSTR parentName = NULL, parent = NULL;
+    LPWSTR parent = NULL;
+    LPCWSTR parentName;
     WCHAR path[MAX_PATH];
     WCHAR expanded[MAX_PATH];
     MSIRECORD *row;
@@ -949,14 +950,15 @@ static UINT ACTION_AppSearchDr(MSIPACKAGE *package, LPWSTR *appValue, MSISIGNATU
     }
 
     /* check whether parent is set */
-    parentName = msi_dup_record_field(row,2);
+    parentName = MSI_RecordGetString(row, 2);
     if (parentName)
     {
         MSISIGNATURE parentSig;
 
         rc = ACTION_AppSearchSigName(package, parentName, &parentSig, &parent);
         ACTION_FreeSignature(&parentSig);
-        msi_free(parentName);
+        if (!parent)
+            return ERROR_SUCCESS;
     }
 
     sz = MAX_PATH;

dlls/msi/tests/package.c

@@ -8742,6 +8742,9 @@ static void test_appsearch_drlocator(void)
     r = add_appsearch_entry(hdb, "'SIGPROP11', 'NewSignature11'");
     ok(r == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", r);
 
+    r = add_appsearch_entry(hdb, "'SIGPROP13', 'NewSignature13'");
+    ok(r == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", r);
+
     r = create_drlocator_table(hdb);
     ok(r == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", r);
 
@@ -8800,6 +8803,18 @@ static void test_appsearch_drlocator(void)
     r = add_drlocator_entry(hdb, path);
     ok(r == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", r);
 
+    r = create_reglocator_table(hdb);
+    ok(r == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", r);
+
+    /* parent */
+    r = add_reglocator_entry(hdb, "'NewSignature12', 2, 'htmlfile\\shell\\open\\nonexistent', '', 1");
+    ok(r == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", r);
+
+    /* parent is in RegLocator, no path, depth 0, no signature */
+    sprintf(path, "'NewSignature13', 'NewSignature12', '', 0");
+    r = add_drlocator_entry(hdb, path);
+    ok(r == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", r);
+
     r = create_signature_table(hdb);
     ok(r == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", r);
 
@@ -8906,6 +8921,12 @@ static void test_appsearch_drlocator(void)
     ok(r == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", r);
     ok(!lstrcmpiA(prop, path), "Expected \"%s\", got \"%s\"\n", path, prop);
 
+    size = MAX_PATH;
+    strcpy(path, "c:\\");
+    r = MsiGetPropertyA(hpkg, "SIGPROP13", prop, &size);
+    ok(r == ERROR_SUCCESS, "Expected ERROR_SUCCESS, got %d\n", r);
+    ok(!prop[0], "Expected \"\", got \"%s\"\n", prop);
+
     DeleteFileA("FileName1");
     DeleteFileA("FileName3.dll");
     DeleteFileA("FileName4.dll");