Add xputs() to detect EOF on writes.
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@ -155,6 +155,11 @@ void xprintf(char *format, ...)
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if (ferror(stdout)) perror_exit("write");
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}
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void xputs(char *s)
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{
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if (EOF == puts(s)) perror_exit("write");
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}
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void xputc(char c)
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{
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if (EOF == fputc(c, stdout)) perror_exit("write");
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