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, 92 insertions, 0 deletions

diff --git a/third_party/mcpc/mk/dbgrel.mk b/third_party/mcpc/mk/dbgrel.mk
new file mode 100644
index 0000000..a32e0bd
--- /dev/null
+++ b/third_party/mcpc/mk/dbgrel.mk
@@ -0,0 +1,92 @@
+
+# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
+# dbgrel
+
+ifdef DBG
+  ifeq (1,2)
+  else ifneq (,$(is_gcclike))
+    CFLAGS += -g -O0
+    CFLAGS += -Wall -Wextra -Werror -Wno-unused-function -Wno-unused-parameter -Wno-unused-label
+    CFLAGS += -DMCPC_DBG
+    CFLAGS += -I..
+  else ifneq (,$(is_cllike))
+    CFLAGS += /Zi /Od /Ob0
+    CFLAGS += /RTC1
+    # CFLAGS += /Wall
+    CFLAGS += /DMCPC_DBG
+    CFLAGS += /I..
+  endif
+else
+  ifeq (1,2)
+  else ifneq (,$(is_gcclike))
+    CFLAGS += -Wall -Wextra -Werror -Wno-unused-function -Wno-unused-parameter -Wno-unused-label -Wno-error=unused-variable -Wno-error=unused-but-set-variable
+    CFLAGS += -O2 -Os
+    CFLAGS += -I..
+  else ifneq (,$(is_cllike))
+    CFLAGS += /MD
+    CFLAGS += /Wall
+    CFLAGS += /wd4152 # okay with: nonstandard extension, function/data pointer conversion in expression
+    CFLAGS += /wd4310 # okay with cast causing truncate
+    CFLAGS += /wd4127 # window is wrong about sizeof(long) being constant
+    CFLAGS += /wd4102 # okay to have unref label
+    CFLAGS += /wd4189 # local variable is initialized but not referenced
+    CFLAGS += /wd4100 # its okay not ref to param
+    CFLAGS += /wd5045 # why call spectre rather than boundcheck?
+    CFLAGS += /wd4005 # alloca macro redef is ok
+    CFLAGS += /wd4996 # use strerror sprintf anyway
+    CFLAGS += /wd4456 # no need to warn shadow decl
+    CFLAGS += /wd4255 # ok for C23
+    CFLAGS += /wd4668 # disb #if macro
+    CFLAGS += /wd4710 # disable inline warn
+    CFLAGS += /wd4820 # we know there is padding
+    CFLAGS += /O2 /Ob1
+    CFLAGS += /I..
+  endif
+endif
+
+# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
+# strip
+
+ifndef DBG
+  # LDFLAGS += --strip-all ld not recoginizing?
+  ifneq (,$(is_linux))
+    LDFLAGS += -s
+  endif
+  ifneq (,$(is_macos))
+    LDFLAGS += -dead_strip
+  endif
+endif
+
+# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
+# sanitizer
+
+ifdef VALG
+  which_valg = $(shell which valgrind)
+  ifneq (,$(which_valg))
+    is_valg = xxx
+  endif
+endif
+
+
+# NOTE asan triggered only if ASAN=1, we use valgrind by default
+ifdef ASAN
+  is_asan = xxx
+  is_valg =
+  ifneq (,$(is_linux))
+    CFLAGS += -fsanitize=address
+    LDFLAGS += -lasan
+  endif
+  ifneq (,$(is_macos))
+    CFLAGS += -fsanitize=address
+    LDFLAGS += -fsanitize=address
+  endif
+  ifneq (,$(is_cllike))
+    CFLAGS += /fsanitize=address
+    LDFLAGS += /DEBUG
+#    LDFLAGS += "C:\\Program Files\\Microsoft Visual Studio\\2022\\Community\\VC\\Tools\\Llvm\\lib\\clang\\19\\lib\\windows\\clang_rt.asan-i386.lib"
+    LDFLAGS += /NODEFAULTLIB:libcmt.lib
+    LDFLAGS += msvcrt.lib
+  endif
+endif
+
+