=?UTF-8?Q?Michael=20M=C3=BCller=20?=: msvcp90: Basic_string_wchar_dtor should set EAX to 0 on i386.
Alexandre Julliard
julliard at wine.codeweavers.com
Tue Nov 24 10:41:08 CST 2015
Module: wine
Branch: master
Commit: 27b5c93609ee3dad24d4fa7aeaaf1d4ba2d2ae4b
URL: http://source.winehq.org/git/wine.git/?a=commit;h=27b5c93609ee3dad24d4fa7aeaaf1d4ba2d2ae4b
Author: Michael Müller <michael at fds-team.de>
Date: Tue Nov 24 05:17:12 2015 +0100
msvcp90: Basic_string_wchar_dtor should set EAX to 0 on i386.
Signed-off-by: Michael Müller <michael at fds-team.de>
Signed-off-by: Sebastian Lackner <sebastian at fds-team.de>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/msvcp90/msvcp90.h | 4 ++--
dlls/msvcp90/string.c | 6 ++++--
dlls/msvcp90/tests/string.c | 25 +++++++++++++++++++++++--
3 files changed, 29 insertions(+), 6 deletions(-)
diff --git a/dlls/msvcp90/msvcp90.h b/dlls/msvcp90/msvcp90.h
index e098c3d..2d0f4f8 100644
--- a/dlls/msvcp90/msvcp90.h
+++ b/dlls/msvcp90/msvcp90.h
@@ -94,7 +94,7 @@ basic_string_char* __thiscall MSVCP_basic_string_char_ctor(basic_string_char*);
basic_string_char* __thiscall MSVCP_basic_string_char_ctor_cstr(basic_string_char*, const char*);
basic_string_char* __thiscall MSVCP_basic_string_char_ctor_cstr_len(basic_string_char*, const char*, MSVCP_size_t);
basic_string_char* __thiscall MSVCP_basic_string_char_copy_ctor(basic_string_char*, const basic_string_char*);
-void __thiscall MSVCP_basic_string_char_dtor(basic_string_char*);
+void* __thiscall MSVCP_basic_string_char_dtor(basic_string_char*);
const char* __thiscall MSVCP_basic_string_char_c_str(const basic_string_char*);
void __thiscall MSVCP_basic_string_char_clear(basic_string_char*);
basic_string_char* __thiscall MSVCP_basic_string_char_append_ch(basic_string_char*, char);
@@ -123,7 +123,7 @@ typedef struct
basic_string_wchar* __thiscall MSVCP_basic_string_wchar_ctor(basic_string_wchar*);
basic_string_wchar* __thiscall MSVCP_basic_string_wchar_ctor_cstr(basic_string_wchar*, const wchar_t*);
basic_string_wchar* __thiscall MSVCP_basic_string_wchar_ctor_cstr_len(basic_string_wchar*, const wchar_t*, MSVCP_size_t);
-void __thiscall MSVCP_basic_string_wchar_dtor(basic_string_wchar*);
+void* __thiscall MSVCP_basic_string_wchar_dtor(basic_string_wchar*);
const wchar_t* __thiscall MSVCP_basic_string_wchar_c_str(const basic_string_wchar*);
void __thiscall MSVCP_basic_string_wchar_clear(basic_string_wchar*);
basic_string_wchar* __thiscall MSVCP_basic_string_wchar_append_ch(basic_string_wchar*, wchar_t);
diff --git a/dlls/msvcp90/string.c b/dlls/msvcp90/string.c
index 21c2c4f..9f0d7fe 100644
--- a/dlls/msvcp90/string.c
+++ b/dlls/msvcp90/string.c
@@ -973,10 +973,11 @@ basic_string_char* __thiscall MSVCP_basic_string_char_ctor_ptr_ptr(basic_string_
/* ??1?$basic_string at DU?$char_traits at D@std@@V?$allocator at D@2@@std@@QAE at XZ */
/* ??1?$basic_string at DU?$char_traits at D@std@@V?$allocator at D@2@@std@@QEAA at XZ */
DEFINE_THISCALL_WRAPPER(MSVCP_basic_string_char_dtor, 4)
-void __thiscall MSVCP_basic_string_char_dtor(basic_string_char *this)
+void* __thiscall MSVCP_basic_string_char_dtor(basic_string_char *this)
{
TRACE("%p\n", this);
basic_string_char_tidy(this, TRUE, 0);
+ return NULL; /* FEAR 1 installer expects EAX set to 0 */
}
/* ?size@?$basic_string at DU?$char_traits at D@std@@V?$allocator at D@2@@std@@QBEIXZ */
@@ -2785,10 +2786,11 @@ basic_string_wchar* __thiscall MSVCP_basic_string_wchar_ctor_ptr_ptr(basic_strin
/* ??1?$basic_string at GU?$char_traits at G@std@@V?$allocator at G@2@@std@@QAE at XZ */
/* ??1?$basic_string at GU?$char_traits at G@std@@V?$allocator at G@2@@std@@QEAA at XZ */
DEFINE_THISCALL_WRAPPER(MSVCP_basic_string_wchar_dtor, 4)
-void __thiscall MSVCP_basic_string_wchar_dtor(basic_string_wchar *this)
+void* __thiscall MSVCP_basic_string_wchar_dtor(basic_string_wchar *this)
{
TRACE("%p\n", this);
basic_string_wchar_tidy(this, TRUE, 0);
+ return NULL; /* FEAR 1 installer expects EAX set to 0 */
}
/* ?size@?$basic_string at _WU?$char_traits at _W@std@@V?$allocator at _W@2@@std@@QBEIXZ */
diff --git a/dlls/msvcp90/tests/string.c b/dlls/msvcp90/tests/string.c
index f1aa92a..5f8fcd2 100644
--- a/dlls/msvcp90/tests/string.c
+++ b/dlls/msvcp90/tests/string.c
@@ -63,7 +63,7 @@ static basic_string_char* (__cdecl *p_basic_string_char_concatenate_cstr)(basic_
static basic_string_char* (__thiscall *p_basic_string_char_ctor)(basic_string_char*);
static basic_string_char* (__thiscall *p_basic_string_char_copy_ctor)(basic_string_char*, basic_string_char*);
static basic_string_char* (__thiscall *p_basic_string_char_ctor_cstr)(basic_string_char*, const char*);
-static void (__thiscall *p_basic_string_char_dtor)(basic_string_char*);
+static void* (__thiscall *p_basic_string_char_dtor)(basic_string_char*);
static basic_string_char* (__thiscall *p_basic_string_char_erase)(basic_string_char*, size_t, size_t);
static basic_string_char* (__thiscall *p_basic_string_char_assign_cstr_len)(basic_string_char*, const char*, size_t);
static const char* (__thiscall *p_basic_string_char_cstr)(basic_string_char*);
@@ -85,7 +85,7 @@ static size_t *p_basic_string_char_npos;
static basic_string_wchar* (__thiscall *p_basic_string_wchar_ctor)(basic_string_wchar*);
static basic_string_wchar* (__thiscall *p_basic_string_wchar_copy_ctor)(basic_string_wchar*, basic_string_wchar*);
static basic_string_wchar* (__thiscall *p_basic_string_wchar_ctor_cstr)(basic_string_wchar*, const wchar_t*);
-static void (__thiscall *p_basic_string_wchar_dtor)(basic_string_wchar*);
+static void* (__thiscall *p_basic_string_wchar_dtor)(basic_string_wchar*);
static basic_string_wchar* (__thiscall *p_basic_string_wchar_erase)(basic_string_wchar*, size_t, size_t);
static basic_string_wchar* (__thiscall *p_basic_string_wchar_assign_cstr_len)(basic_string_wchar*, const wchar_t*, size_t);
static const wchar_t* (__thiscall *p_basic_string_wchar_cstr)(basic_string_wchar*);
@@ -767,6 +767,26 @@ static void test_basic_string_char_find_last_not_of(void) {
}
}
+static void test_basic_string_dtor(void) {
+#ifdef __i386__
+ static const wchar_t qwerty[] = { 'q','w','e','r','t','y',0 };
+ basic_string_wchar str1;
+ basic_string_char str2;
+ void *ret;
+
+ /* FEAR 1 installer expects that string destructors set EAX to
+ * zero on return (see bug 37358). */
+
+ call_func2(p_basic_string_wchar_ctor_cstr, &str1, qwerty);
+ ret = call_func1(p_basic_string_wchar_dtor, &str1);
+ ok(ret == NULL, "expected NULL, got %p\n", ret);
+
+ call_func2(p_basic_string_char_ctor_cstr, &str2, "qwerty");
+ ret = call_func1(p_basic_string_char_dtor, &str2);
+ ok(ret == NULL, "expected NULL, got %p\n", ret);
+#endif
+}
+
START_TEST(string)
{
if(!init())
@@ -783,6 +803,7 @@ START_TEST(string)
test_basic_string_wchar();
test_basic_string_wchar_swap();
test_basic_string_char_find_last_not_of();
+ test_basic_string_dtor();
ok(!invalid_parameter, "invalid_parameter_handler was invoked too many times\n");
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