39 lines
471 B
C
39 lines
471 B
C
#include <u.h>
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#include <libc.h>
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#include <stdio.h>
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extern FILE* yyout;
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int
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printable(int c)
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{
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return 040 < c && c < 0177;
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}
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void
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allprint(int c)
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{
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switch(c) {
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case '\n':
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fprintf(yyout,"\\n");
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break;
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case '\t':
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fprintf(yyout,"\\t");
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break;
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case '\b':
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fprintf(yyout,"\\b");
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break;
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case ' ':
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fprintf(yyout,"\\\bb");
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break;
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default:
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if(!printable(c))
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fprintf(yyout,"\\%-3o",c);
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else
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c = putc(c,yyout);
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USED(c);
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break;
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}
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return;
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}
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