Gijs Vermeulen : msvcirt: Set error when file can't be opened in fstream_open_ctor.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 19342f43bb34402df76dedbadf0ced52209123ae
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=19342f43bb34402df76dedbadf0ced52209123ae

Author: Gijs Vermeulen <gijsvrm at gmail.com>
Date:   Thu Sep 17 12:44:15 2020 +0200

msvcirt: Set error when file can't be opened in fstream_open_ctor.

Signed-off-by: Gijs Vermeulen <gijsvrm at gmail.com>
Signed-off-by: Piotr Caban <piotr at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/msvcirt/msvcirt.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/dlls/msvcirt/msvcirt.c b/dlls/msvcirt/msvcirt.c
index 3443261934..0b0a34940d 100644
--- a/dlls/msvcirt/msvcirt.c
+++ b/dlls/msvcirt/msvcirt.c
@@ -4627,13 +4627,14 @@ iostream* __thiscall fstream_open_ctor(iostream *this, const char *name, ios_ope
     }
 
     filebuf_ctor(fb);
-    filebuf_open(fb, name, mode, protection);
 
     iostream_internal_sb_ctor(this, &fb->base, &MSVCP_fstream_vtable, virt_init);
 
     base = istream_get_ios(&this->base1);
     base->delbuf = 1;
 
+    if (!filebuf_open(fb, name, mode, protection))
+        base->state |= IOSTATE_failbit;
     return this;
 }