32 lines
721 B
C
32 lines
721 B
C
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/* See LICENSE of license details. */
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#include <stdint.h>
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#include <errno.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include "platform.h"
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#include "stub.h"
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#include "weak_under_alias.h"
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ssize_t __wrap_write(int fd, const void* ptr, size_t len)
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{
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const uint8_t * current = (const uint8_t *)ptr;
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if (isatty(fd)) {
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for (size_t jj = 0; jj < len; jj++) {
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while (UART0_REG(UART_REG_TXFIFO) & 0x80000000) ;
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UART0_REG(UART_REG_TXFIFO) = current[jj];
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if (current[jj] == '\n') {
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while (UART0_REG(UART_REG_TXFIFO) & 0x80000000) ;
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UART0_REG(UART_REG_TXFIFO) = '\r';
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}
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}
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return len;
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}
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return _stub(EBADF);
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}
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weak_under_alias(write);
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