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Fix C function FFI example in the Rust cheatsheet

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Tobias Bucher 2014-02-23 19:52:33 +01:00
parent 8786405047
commit e9bb571aff
1 changed files with 1 additions and 1 deletions
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src/doc/complement-cheatsheet.md
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@ -211,7 +211,7 @@ Description C signature Equivalent
---------------------- ---------------------------------------------- ------------------------------------------ ---------------------- ---------------------------------------------- ------------------------------------------
no parameters `void foo(void);` `fn foo();` no parameters `void foo(void);` `fn foo();`
return value `int foo(void);` `fn foo() -> c_int;` return value `int foo(void);` `fn foo() -> c_int;`
function parameters `void foo(int x, int y);` `fn foo(x: int, y: int);` function parameters `void foo(int x, int y);` `fn foo(x: c_int, y: c_int);`
in-out pointers `void foo(const int* in_ptr, int* out_ptr);` `fn foo(in_ptr: *c_int, out_ptr: *mut c_int);` in-out pointers `void foo(const int* in_ptr, int* out_ptr);` `fn foo(in_ptr: *c_int, out_ptr: *mut c_int);`
Note: The Rust signatures should be wrapped in an `extern "ABI" { ... }` block. Note: The Rust signatures should be wrapped in an `extern "ABI" { ... }` block.