[PATCH 2/2] appwiz.cpl: Canonicalize paths before passing them to GetFileAttributesW().

[Zhiyi Zhang]

Fix a regression that wine-mono installer packages in the parent folder of build trees can not be
found since 405666b.

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=51209
Signed-off-by: Zhiyi Zhang 
---
 dlls/appwiz.cpl/Makefile.in |  2 +-
 dlls/appwiz.cpl/addons.c    | 23 +++++++++++++++++------
 2 files changed, 18 insertions(+), 7 deletions(-)

diff --git a/dlls/appwiz.cpl/Makefile.in b/dlls/appwiz.cpl/Makefile.in
index e07149a30c9..44053de8ece 100644
--- a/dlls/appwiz.cpl/Makefile.in
+++ b/dlls/appwiz.cpl/Makefile.in
@@ -1,5 +1,5 @@
 MODULE    = appwiz.cpl
-IMPORTS   = uuid urlmon advpack comctl32 advapi32 shell32 ole32 user32 comdlg32 bcrypt
+IMPORTS   = uuid urlmon advpack comctl32 advapi32 shell32 ole32 user32 comdlg32 bcrypt kernelbase
 DELAYIMPORTS = msi

EXTRADLLFLAGS = -mno-cygwin
diff --git a/dlls/appwiz.cpl/addons.c b/dlls/appwiz.cpl/addons.c
index e3004c972f1..4fed70e9bdd 100644
--- a/dlls/appwiz.cpl/addons.c
+++ b/dlls/appwiz.cpl/addons.c
@@ -33,6 +33,7 @@
 #include "commctrl.h"
 #include "advpub.h"
 #include "wininet.h"
+#include "pathcch.h"
 #include "shellapi.h"
 #include "urlmon.h"
 #include "msi.h"
@@ -197,10 +198,11 @@ static enum install_res install_file(const WCHAR *file_name)

static enum install_res install_from_dos_file(const WCHAR *dir, const WCHAR *subdir, const WCHAR *file_name)
 {
-    WCHAR *path;
+    WCHAR *path, *canonical_path;
     enum install_res ret;
     int len = lstrlenW( dir );
     int size = len + 1;
+    HRESULT hr;

size += lstrlenW( subdir ) + lstrlenW( file_name ) + 2;
     if (!(path = heap_alloc( size * sizeof(WCHAR) ))) return INSTALL_FAILED;
@@ -213,16 +215,25 @@ static enum install_res install_from_dos_file(const WCHAR *dir, const WCHAR *sub
     lstrcatW( path, L"\" );
     lstrcatW( path, file_name );

-    if (GetFileAttributesW( path ) == INVALID_FILE_ATTRIBUTES)
+    hr = PathAllocCanonicalize( path, PATHCCH_ALLOW_LONG_PATHS, &canonical_path );
+    if (FAILED( hr ))
     {
-        TRACE( "%s not found\n", debugstr_w(path) );
+        ERR( "Failed to canonicalize %s, hr %#x\n", debugstr_w(path), hr );
         heap_free( path );
         return INSTALL_NEXT;
     }
-
-    ret = install_file( path );
-
     heap_free( path );
+
+    if (GetFileAttributesW( canonical_path ) == INVALID_FILE_ATTRIBUTES)
+    {
+        TRACE( "%s not found\n", debugstr_w(canonical_path) );
+        LocalFree( canonical_path );
+        return INSTALL_NEXT;
+    }
+
+    ret = install_file( canonical_path );
+
+    LocalFree( canonical_path );
     return ret;
 }