Call a foreign-language function: Difference between revisions
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</lang> |
</lang> |
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=={{header|Rust}}== |
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<lang rust>extern crate libc; |
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//c function that returns the sum of two integers |
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extern { |
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fn add_input(in1: libc::c_int, in2: libc::c_int) -> libc::c_int; |
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} |
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fn main() { |
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let (in1, in2) = (5, 4); |
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let output = unsafe { |
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add_input(in1, in2) }; |
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assert!( (output == (in1 + in2) ),"Error in sum calculation") ; |
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}</lang> |
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