/* * Some output conversion routines for libproc * Copyright (C) 1996, Charles Blake.  See ../COPYING.LIB for * distribution conditions.*/#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;}