crust the rust c header file

.gitignore

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+a.out

README.md

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+crust the rust c header file

cago.sh

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+#!/bin/sh
+gcc main.c && ./a.out

main.c

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+#include <stdio.h>
+#include "rust.h"
+
+fn main() {
+   let_mut_int a = 7;
+   print("Hello, World!\n");
+   a += 1;
+   Ok();
+}

rust.h

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+#include <stdbool.h>
+
+#define fn int
+#define let_int const int
+#define let_float const float
+#define let_bool const bool
+#define let_char const char
+
+#define let_mut_int  int
+#define let_mut_float float
+#define let_mut_bool  bool
+#define let_mut_char  char
+
+#define print printf
+#define loop while(true)
+#define Ok(); return 0
+#define Err(); return 1