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35 lines
582 B
35 lines
582 B
2 months ago
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/*
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* support for stdio output to a trace port
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* Karl Palsson, 2014 <karlp@remake.is>
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*/
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#include <errno.h>
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#include <stdio.h>
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#include <unistd.h>
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#include "trace.h"
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#ifndef STIMULUS_STDIO
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#define STIMULUS_STDIO 0
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#endif
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int _write(int file, char *ptr, int len);
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int _write(int file, char *ptr, int len)
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{
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int i;
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if (file == STDOUT_FILENO || file == STDERR_FILENO) {
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for (i = 0; i < len; i++) {
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if (ptr[i] == '\n') {
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trace_send_blocking8(STIMULUS_STDIO, '\r');
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}
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trace_send_blocking8(STIMULUS_STDIO, ptr[i]);
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}
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return i;
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}
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errno = EIO;
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return -1;
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}
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