text: /*
    Some output conversion routines for libproc
    Copyright (C) 1996, Charles Blake.  See COPYING for details.
  */
  #include <stdio.h>
  #include <ctype.h>
  #include <string.h>
  
  /* output a string, converting unprintables to octal as we go, and stopping after
     processing max chars of output (accounting for expansion due to octal rep).
  */
  unsigned print_str(FILE* file, char *s, unsigned max) {
      int i;
      for (i=0; s[i] && i < max; i++)
  	if (isprint(s[i]) || s[i] == ' ')
  	    fputc(s[i], file);
  	else {
  	    if (max - i > 3) {
  		fprintf(file, "\\%03o", s[i]);
  		i += 3; /* 4 printed, but i counts one */
  	    } else
  		return max - i;
  	}
      return max - i;
  }
  
  /* output an argv style NULL-terminated string list, converting unprintables
     to octal as we go, separating items of the list by 'sep' and stopping after
     processing max chars of output (accounting for expansion due to octal rep).
  */
  unsigned print_strlist(FILE* file, char **strs, char* sep, unsigned max) {
      int i, n, seplen = strlen(sep);
      for (n=0; *strs && n < max; strs++) {
  	for (i=0; strs[0][i] && n+i < max; i++)
  	    if (isprint(strs[0][i]) || strs[0][i] == ' ')
  		fputc(strs[0][i], file);
  	    else {
  		if (max-(n+i) > 3) {
  		    fprintf(file, "\\%03o", strs[0][i]);
  		    n += 3; /* 4 printed, but i counts one */
  		} else
  		    return max - n;
  	    }
  	n += i;
  	if (n + seplen < max) {
  	    fputs(sep, file);
  	    n += seplen;
  	} else
  	    return max - n;
      }
      return max - n;
  }
  