30 lines
536 B
C
30 lines
536 B
C
#include <errno.h>
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#include <stdlib.h>
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#include "rtti.h"
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char* toString(var v, ...)
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{
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meta_obj_t* obj = NULL;
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to_string_fn_t method = NULL;
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va_list ap;
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char* s = NULL;
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obj = RTTI_DATA_TO_OBJ(v);
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if (RTTI_OBJ_INVALID(obj)) {
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errno = EINVAL;
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return NULL;
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}
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RTTI_GET_METHOD(method, obj, toString, toString);
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if (method == NULL) {
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errno = EINVAL;
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return NULL;
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}
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va_start(ap, v);
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s = method(obj, ap);
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va_end(ap);
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return s;
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}
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