mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-13 08:27:39 +00:00
45 lines
1,022 B
R
45 lines
1,022 B
R
#include "Lambda.h"
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#include "Nil.h"
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#include "Symbol.h"
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#include "string.h"
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#include "Cons.h"
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#include "defs.h"
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#include "Error.h"
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#include "Machine.h"
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@implementation Lambda
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+ (id) newWithCode: (CompiledCode []) c environment: (Frame []) e
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{
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return [[self alloc] initWithCode: c environment: e];
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}
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- (id) initWithCode: (CompiledCode []) c environment: (Frame []) e
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{
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self = [super init];
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code = c;
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env = e;
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return self;
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}
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- (void) invokeOnMachine: (Machine []) m
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{
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[super invokeOnMachine: m];
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if (length([m stack]) < [code minimumArguments]) {
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[m value: [Error type: "call"
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message: sprintf("expected at least %i arguments, received %i",
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[code minimumArguments], length([m stack]))
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by: m]];
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return;
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}
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[m loadCode: code];
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[m environment: env];
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[m procedure: self];
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}
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- (void) markReachable
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{
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[env mark];
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[code mark];
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}
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@end
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