msvcp100: Add stub for Concurrency::is_current_task_group_canceling.

dlls/concrt140/concrt140.spec

@@ -477,7 +477,7 @@
 @ stub ?from_numa_node@location@Concurrency@@SA?AV12@G@Z
 @ stub -arch=i386 ?get_error_code@scheduler_resource_allocation_error@Concurrency@@QBEJXZ
 @ stub -arch=win64 ?get_error_code@scheduler_resource_allocation_error@Concurrency@@QEBAJXZ
-@ stub ?is_current_task_group_canceling@Concurrency@@YA_NXZ
+@ cdecl ?is_current_task_group_canceling@Concurrency@@YA_NXZ(ptr) msvcp120.?is_current_task_group_canceling@Concurrency@@YA_NXZ
 @ thiscall -arch=i386 ?lock@critical_section@Concurrency@@QAEXXZ(ptr) msvcr120.?lock@critical_section@Concurrency@@QAEXXZ
 @ cdecl -arch=win64 ?lock@critical_section@Concurrency@@QEAAXXZ(ptr) msvcr120.?lock@critical_section@Concurrency@@QEAAXXZ
 @ thiscall -arch=win32 ?lock@reader_writer_lock@Concurrency@@QAEXXZ(ptr) msvcr120.?lock@reader_writer_lock@Concurrency@@QAEXXZ

dlls/msvcp100/msvcp100.spec

@@ -2068,7 +2068,7 @@
 @ extern ?is_bounded@_Num_base@std@@2_NB std_Num_base_is_bounded
 @ extern ?is_bounded@_Num_float_base@std@@2_NB std_Num_float_base_is_bounded
 @ extern ?is_bounded@_Num_int_base@std@@2_NB std_Num_int_base_is_bounded
-@ stub ?is_current_task_group_canceling@Concurrency@@YA_NXZ
+@ cdecl ?is_current_task_group_canceling@Concurrency@@YA_NXZ(ptr) is_current_task_group_canceling
 @ extern ?is_exact@_Num_base@std@@2_NB std_Num_base_is_exact
 @ extern ?is_exact@_Num_float_base@std@@2_NB std_Num_float_base_is_exact
 @ extern ?is_exact@_Num_int_base@std@@2_NB std_Num_int_base_is_exact

dlls/msvcp110/msvcp110.spec

@@ -2832,7 +2832,7 @@
 @ cdecl -arch=arm ?is@?$ctype@_W@std@@QBA_NF_W@Z(ptr long long) ctype_wchar_is_ch
 @ thiscall -arch=i386 ?is@?$ctype@_W@std@@QBE_NF_W@Z(ptr long long) ctype_wchar_is_ch
 @ cdecl -arch=win64 ?is@?$ctype@_W@std@@QEBA_NF_W@Z(ptr long long) ctype_wchar_is_ch
-@ stub ?is_current_task_group_canceling@Concurrency@@YA_NXZ
+@ cdecl ?is_current_task_group_canceling@Concurrency@@YA_NXZ(ptr) is_current_task_group_canceling
 @ stub ?is_task_cancellation_requested@Concurrency@@YA_NXZ
 @ cdecl -arch=arm ?isfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QAAXXZ(ptr) basic_istream_char_isfx
 @ thiscall -arch=i386 ?isfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QAEXXZ(ptr) basic_istream_char_isfx

dlls/msvcp120/msvcp120.spec

@@ -2774,7 +2774,7 @@
 @ cdecl -arch=arm ?is@?$ctype@_W@std@@QBA_NF_W@Z(ptr long long) ctype_wchar_is_ch
 @ thiscall -arch=i386 ?is@?$ctype@_W@std@@QBE_NF_W@Z(ptr long long) ctype_wchar_is_ch
 @ cdecl -arch=win64 ?is@?$ctype@_W@std@@QEBA_NF_W@Z(ptr long long) ctype_wchar_is_ch
-@ stub ?is_current_task_group_canceling@Concurrency@@YA_NXZ
+@ cdecl ?is_current_task_group_canceling@Concurrency@@YA_NXZ(ptr) is_current_task_group_canceling
 @ cdecl -arch=arm ?isfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QAAXXZ(ptr) basic_istream_char_isfx
 @ thiscall -arch=i386 ?isfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QAEXXZ(ptr) basic_istream_char_isfx
 @ cdecl -arch=win64 ?isfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAXXZ(ptr) basic_istream_char_isfx

dlls/msvcp120_app/msvcp120_app.spec

@@ -2774,7 +2774,7 @@
 @ cdecl -arch=arm ?is@?$ctype@_W@std@@QBA_NF_W@Z(ptr long long) msvcp120.?is@?$ctype@_W@std@@QBA_NF_W@Z
 @ thiscall -arch=i386 ?is@?$ctype@_W@std@@QBE_NF_W@Z(ptr long long) msvcp120.?is@?$ctype@_W@std@@QBE_NF_W@Z
 @ cdecl -arch=win64 ?is@?$ctype@_W@std@@QEBA_NF_W@Z(ptr long long) msvcp120.?is@?$ctype@_W@std@@QEBA_NF_W@Z
-@ stub ?is_current_task_group_canceling@Concurrency@@YA_NXZ
+@ cdecl ?is_current_task_group_canceling@Concurrency@@YA_NXZ(ptr) msvcp120.?is_current_task_group_canceling@Concurrency@@YA_NXZ
 @ cdecl -arch=arm ?isfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QAAXXZ(ptr) msvcp120.?isfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QAAXXZ
 @ thiscall -arch=i386 ?isfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QAEXXZ(ptr) msvcp120.?isfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QAEXXZ
 @ cdecl -arch=win64 ?isfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAXXZ(ptr) msvcp120.?isfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAXXZ

dlls/msvcp90/misc.c

@@ -1400,6 +1400,16 @@ void __cdecl _Unlock_shared_ptr_spin_lock(void)
 }
 #endif
 
+/* ?is_current_task_group_canceling@Concurrency@@YA_NXZ */
+MSVCP_bool __cdecl is_current_task_group_canceling(void *this)
+{
+    static int once;
+
+    if (!once++)
+        FIXME("(%p) stub\n", this);
+    return FALSE;
+}
+
 #if _MSVCP_VER >= 140
 typedef struct {
     void *unk0;