[1/5] msi/tests: Return INVALID_FILE_SIZE from get_pf_file_size if the file can't be opened.

[Hans Leidekker]

So we can distinguish a zero-sized file from a file that doesn't exist.
---
 dlls/msi/tests/install.c |    2 +-
 dlls/msi/tests/patch.c   |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/dlls/msi/tests/install.c b/dlls/msi/tests/install.c
index 0bf7a6a..da4e383 100644
--- a/dlls/msi/tests/install.c
+++ b/dlls/msi/tests/install.c
@@ -7207,7 +7207,7 @@ static DWORD get_pf_file_size(LPCSTR file)
 
     hfile = CreateFileA(path, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
     if (hfile == INVALID_HANDLE_VALUE)
-        return 0;
+        return INVALID_FILE_SIZE;
 
     size = GetFileSize(hfile, NULL);
     CloseHandle(hfile);
diff --git a/dlls/msi/tests/patch.c b/dlls/msi/tests/patch.c
index 41651ab..ff6d399 100644
--- a/dlls/msi/tests/patch.c
+++ b/dlls/msi/tests/patch.c
@@ -213,7 +213,7 @@ static DWORD get_pf_file_size( const char *filename )
 
     file = CreateFileA( path, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL );
     if (file == INVALID_HANDLE_VALUE)
-        return 0;
+        return INVALID_FILE_SIZE;
 
     size = GetFileSize( file, NULL );
     CloseHandle( file );
-- 
1.7.0.4