17 lines
390 B
C
17 lines
390 B
C
#include <rp6502.h>
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#include <errno.h>
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int __fastcall__ write_xstack (const void* buf, unsigned count, int fildes)
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{
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unsigned i;
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if (count > 512) {
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RIA.errno_ = EINVAL;
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return __mappederrno (RIA.errno_);
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}
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for (i = count; i;) {
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ria_push_char (((char*)buf)[--i]);
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}
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ria_set_ax (fildes);
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return ria_call_int_errno (RIA_OP_WRITE_XSTACK);
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}
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