samples/syscount: add syscount tool

Signed-off-by: Ivena <huangzhy77@outlook.com>

Author: hzy-hits

samples/meson.build

@@ -14,3 +14,4 @@ subdir('syscall_tp')
 subdir('trace_event')
 subdir('tracex5')
 subdir('xdp_test')
+subdir('syscount')

samples/syscount/.cargo/config.toml

@@ -0,0 +1,16 @@
+[build]
+target = "x86_64-unknown-none"
+
+[target.x86_64-unknown-none]
+linker = "ld.mold"
+rustflags = [
+    "-Zthreads=8",
+    "-Cforce-frame-pointers=y",
+    "-Csymbol-mangling-version=v0",
+    "-Ccodegen-units=1",
+    "-Crelocation-model=pie",
+    "-Crelro-level=full",
+]
+
+[unstable]
+build-std = ["core"]

samples/syscount/Cargo.lock

@@ -0,0 +1,28 @@
+[package]
+name = "syscount"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+
+[dependencies.rex]
+path = "../../rex"
+
+[lints.clippy]
+disallowed_methods = "forbid"
+disallowed_types = "forbid"
+
+[lints.rust]
+incomplete_features = "forbid"
+internal_features = "forbid"
+unsafe_code = "forbid"
+unstable_features = "forbid"
+
+[profile.dev]
+panic = "abort"
+debug = false
+
+[profile.release]
+panic = "abort"
+debug = false
+lto = true

samples/syscount/Cargo.toml

@@ -0,0 +1,7 @@
+disallowed-methods = [
+	"core::mem::forget",
+]
+
+disallowed-types = [
+	"core::mem::ManuallyDrop",
+]