msvcrt: Add semi stub _mbcjmstojis implementation.

dlls/msvcrt/mbcs.c

@@ -464,6 +464,23 @@ unsigned int CDECL _mbcjistojms(unsigned int c)
 }
 
 /*********************************************************************
+ *		_mbcjmstojis(MSVCRT.@)
+ *
+ *		Converts a sjis character to jis.
+ */
+unsigned int CDECL _mbcjmstojis(unsigned int c)
+{
+  /* Conversion takes place only when codepage is 932.
+     In all other cases, c is returned unchanged */
+  if(get_mbcinfo()->mbcodepage == 932)
+  {
+    FIXME("(%x): stub\n", c);
+  }
+
+  return c;
+}
+
+/*********************************************************************
  *		_mbsdec(MSVCRT.@)
  */
 unsigned char* CDECL _mbsdec(const unsigned char* start, const unsigned char* cur)

dlls/msvcrt/msvcrt.spec

@@ -664,7 +664,7 @@
 # stub _mbccpy_s_l(ptr long ptr str ptr)
 @ cdecl _mbcjistojms (long)
 # stub _mbcjistojms_l(long ptr)
-@ stub _mbcjmstojis(long)
+@ cdecl _mbcjmstojis(long)
 # stub _mbcjmstojis_l(long ptr)
 @ cdecl _mbclen(ptr)
 # stub _mbclen_l(ptr ptr)

dlls/msvcrt/tests/string.c

@@ -880,6 +880,38 @@ static void test_mbcjisjms(void)
     } while(jisjms[i++][0] != 0);
 }
 
+static void test_mbcjmsjis(void)
+{
+    /* List of value-pairs to test. The test assumes the last pair to be {0, ..} */
+    unsigned int jmsjis[][2] = { {0x80fc, 0}, {0x813f, 0}, {0x8140, 0x2121},
+                                 {0x817e, 0x215f}, {0x817f, 0}, {0x8180, 0x2160},
+                                 {0x819e, 0x217e}, {0x819f, 0x2221}, {0x81fc, 0x227e},
+                                 {0x81fd, 0}, {0x9ffc, 0x5e7e}, {0x9ffd, 0},
+                                 {0xa040, 0}, {0xdffc, 0}, {0xe040, 0x5f21},
+                                 {0xeffc, 0x7e7e}, {0xf040, 0}, {0x21, 0}, {0, 0}};
+    int cp[] = { 932, 936, 939, 950, 1361, _MB_CP_SBCS };
+    unsigned int i, j;
+    int prev_cp = _getmbcp();
+
+    for (i = 0; i < sizeof(cp)/sizeof(cp[0]); i++)
+    {
+        _setmbcp(cp[i]);
+        for (j = 0; jmsjis[j][0] != 0; j++)
+        {
+            unsigned int ret, exp;
+            ret = _mbcjmstojis(jmsjis[j][0]);
+            exp = (cp[i] == 932) ? jmsjis[j][1] : jmsjis[j][0];
+            if (cp[i] == 932)
+                todo_wine ok(ret == exp, "Expected 0x%x, got 0x%x (0x%x, codepage=%d)\n",
+                   exp, ret, jmsjis[j][0], cp[i]);
+            else
+                ok(ret == exp, "Expected 0x%x, got 0x%x (0x%x, codepage=%d)\n",
+                   exp, ret, jmsjis[j][0], cp[i]);
+        }
+    }
+    _setmbcp(prev_cp);
+}
+
 static void test_mbctombb(void)
 {
     static const unsigned int mbcmbb_932[][2] = {
@@ -2105,6 +2137,7 @@ START_TEST(string)
     test_strcat_s();
     test__mbsnbcpy_s();
     test_mbcjisjms();
+    test_mbcjmsjis();
     test_mbctombb();
     test_ismbclegal();
     test_strtok();