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/* user.c - the opkg package management system
Jamey Hicks
Copyright (C) 2002 Hewlett Packard Company
Copyright (C) 2001 University of Southern California
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2, or (at
your option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
*/
#include <stdlib.h>
#include <stdio.h>
#include <stdarg.h>
#include <string.h>
#include "file_util.h"
#include "str_util.h"
#include "user.h"
static char *question = NULL;
static int question_len = 255;
opkg_response_callback opkg_cb_response = NULL;
char *get_user_response(const char *format, ...)
{
int len = question_len;
va_list ap;
char *response;
va_start(ap, format);
do {
if (question == NULL || len > question_len) {
question = realloc(question, len + 1);
question_len = len;
}
len = vsnprintf(question,question_len,format,ap);
} while (len > question_len);
response = strdup(opkg_cb_response(question));
str_chomp(response);
str_tolower(response);
return response;
}
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