fix: MCPCをvendored fork化しMCP準拠と接続安定性を改善

- Git submoduleを廃止してMCPCを直接管理
- Windowsで254リクエスト付近に発生する切断を修正
- JSON-RPC 2.0エラー応答を標準化
- tool schemaとruntimeの必須・任意引数を一致
- 1000回連続呼び出しの回帰テストを追加

1 files changed, 34 insertions, 0 deletions

diff --git a/third_party/mcpc/mk/ccdefs-cygwin.mk b/third_party/mcpc/mk/ccdefs-cygwin.mk
new file mode 100644
index 0000000..d41e814
--- /dev/null
+++ b/third_party/mcpc/mk/ccdefs-cygwin.mk
@@ -0,0 +1,34 @@
+ifneq (,$(and $(isnot_done_ccdefs),$(is_cygwin)))
+  is_unix = xxx
+  is_unixar = xxx
+  is_winld = xxx
+
+  # currently we enforce gcc on cygwin
+  CC = gcc
+  CFLAGS += -Dis_unix
+  CFLAGS += -Dis_cygwin
+  is_gcc = xxx
+  is_gcclike = xxx
+  gcc_ver = $(shell $(CC) --version)
+  is_gcc12 = $(findstring 12.,$(gcc_ver))
+  is_gcc13 = $(findstring 13.,$(gcc_ver))
+  is_gcc14 = $(findstring 14.,$(gcc_ver))
+
+  ifeq (1,2)
+  else ifneq (,$(and $(is_gcc12)))
+    # deb12
+    CFLAGS += -std=c17
+    CFLAGS += -DMCPC_C23PTCH_KW1
+    CFLAGS += -DMCPC_C23PTCH_CKD1
+    CFLAGS += -DMCPC_C23PTCH_UCHAR1
+    isnot_done_ccdefs = 
+  else ifneq (,$(and $(is_gcc14)))
+    # fc41
+    CFLAGS += -std=c23
+    CFLAGS += -DMCPC_C23PTCH_UCHAR2
+    isnot_done_ccdefs = 
+  endif
+
+
+
+endif