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26 lines
458 B
ObjectPascal
26 lines
458 B
ObjectPascal
program example79;
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{ Program to demonstrate the setjmp, longjmp functions }
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procedure dojmp(var env : jmp_buf; value : longint);
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begin
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value:=2;
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Writeln ('Going to jump !');
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{ This will return to the setjmp call,
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and return value instead of 0 }
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longjmp(env,value);
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end;
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var env : jmp_buf;
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begin
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if setjmp(env)=0 then
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begin
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writeln ('Passed first time.');
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dojmp(env,2);
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end
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else
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writeln ('Passed second time.');
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end.
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