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, 79 insertions, 0 deletions

diff --git a/third_party/mcpc/mk/ccdefs-linux.mk b/third_party/mcpc/mk/ccdefs-linux.mk
new file mode 100644
index 0000000..b59540a
--- /dev/null
+++ b/third_party/mcpc/mk/ccdefs-linux.mk
@@ -0,0 +1,79 @@
+ifneq (,$(and $(isnot_done_ccdefs),$(is_linux)))
+  is_unix = xxx
+  is_unixar = xxx
+  CFLAGS += -Dis_unix
+
+  cc_ver = $(shell $(CC) --version)
+  ifneq (,$(findstring Free Software Foundation,$(cc_ver)))
+      found_gcc = xxx
+  endif
+  ifneq (,$(findstring clang,$(cc_ver)))
+      found_clang = xxx
+  endif
+
+  ifneq (,$(found_gcc))
+    is_gcc = xxx
+    is_gcclike = xxx
+    gcc_ver = $(shell $(CC) --version)
+    is_gcc10 = $(findstring 10.,$(gcc_ver))
+    is_gcc12 = $(findstring 12.,$(gcc_ver))
+    is_gcc13 = $(findstring 13.,$(gcc_ver))
+    is_gcc14 = $(findstring 14.,$(gcc_ver))
+  else ifneq (,$(found_clang))
+    is_clang = xxx
+    is_gcclike = xxx
+    clang_ver = $(shell $(CC) --version)
+    is_clang18 = $(findstring 18.,$(clang_ver))
+    is_clang19 = $(findstring 19.,$(clang_ver))
+  endif
+
+  ldd_ver = $(shell ldd --version)
+  is_glibc231 = $(and $(findstring Free Software Foundation,$(ldd_ver)),$(findstring 2.31,$(ldd_ver)))
+  is_glibc236 = $(and $(findstring Free Software Foundation,$(ldd_ver)),$(findstring 2.36,$(ldd_ver)))
+  is_glibc240 = $(and $(findstring Free Software Foundation,$(ldd_ver)),$(findstring 2.40,$(ldd_ver)))
+  is_cygwin = $(and $(findstring cygwin,$(ldd_ver)))
+
+  ifeq (1,2)
+  else ifneq (,$(and $(is_gcc10),$(is_glibc231)))
+    # deb11
+    CFLAGS += -std=c17
+    CFLAGS += -DMCPC_C23PTCH_KW1
+    CFLAGS += -DMCPC_C23PTCH_CKD1
+    CFLAGS += -DMCPC_C23PTCH_UCHAR1
+    CFLAGS += -DMCPC_C23GIVUP_FIXENUM
+    is_manual_pthread = xxx
+    isnot_done_ccdefs =
+  else ifneq (,$(and $(is_gcc12),$(is_glibc236)))
+    # deb12
+    CFLAGS += -std=c17
+    CFLAGS += -DMCPC_C23PTCH_KW1
+    CFLAGS += -DMCPC_C23PTCH_CKD1
+    CFLAGS += -DMCPC_C23PTCH_UCHAR1
+    CFLAGS += -DMCPC_C23GIVUP_FIXENUM
+    isnot_done_ccdefs =
+  else ifneq (,$(and $(is_gcc14),$(is_cygwin)))
+    # fc41
+    CFLAGS += -std=c23
+    CFLAGS += -DMCPC_C23PTCH_UCHAR1
+    isnot_done_ccdefs =
+  else ifneq (,$(and $(is_gcc14),$(is_mingw)))
+    # fc41
+    CFLAGS += -std=c233
+    isnot_done_ccdefs =
+  else ifneq (,$(and $(is_gcc14),$(is_glibc240)))
+    # fc41
+    CFLAGS += -std=c23
+    isnot_done_ccdefs =
+  else ifneq (,$(and $(is_clang18),$(is_glibc240)))
+    # fc41
+    CFLAGS += -std=c23
+    isnot_done_ccdefs =
+  else ifneq (,$(and $(is_clang19),$(is_glibc240)))
+    # fc41
+    CFLAGS += -std=c23
+    isnot_done_ccdefs =
+  endif
+
+
+
+endif