Subversion Repositories planix.SVN

#include        "/sys/src/cmd/lex/ldefs.h"
#include        <stdio.h>

extern  FILE*   yyout;

int
printable(int c)
{
        return 040 < c && c < 0177;
}

void
allprint(int c)
{

        switch(c) {
        case '\n':
                fprintf(yyout,"\\n");
                break;
        case '\t':
                fprintf(yyout,"\\t");
                break;
        case '\b':
                fprintf(yyout,"\\b");
                break;
        case ' ':
                fprintf(yyout,"\\\bb");
                break;
        default:
                if(!printable(c))
                        fprintf(yyout,"\\%-3o",c);
                else 
                        c = putc(c,yyout);
                        USED(c);
                break;
        }
        return;
}