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/*
* Copyright (C) 1996-1998 Szeredi Miklos
* Email: mszeredi@inf.bme.hu
*
* 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 of the License, or
* (at your option) any later version. See the file COPYING.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#include "config.h"
#include "interf.h"
#include <stdio.h>
#include <ctype.h>
#define MAXMSGLEN 2048
char filenamebuf[MAXFILENAME];
char msgbuf[MAXMSGLEN];
int spif_can_print = 1;
#ifdef HAVE_READLINE
#include <readline/readline.h>
#include <stdlib.h>
static char *get_filename_line(void)
{
static char *buf=NULL;
static char empty='\0';
free(buf);
return ((buf=readline(&empty)) ? buf : &empty);
}
#else /* HAVE_READLINE */
static char *get_filename_line(void)
{
static char buf[MAXFILENAME];
fgets(buf, MAXFILENAME, stdin);
buf[MAXFILENAME-1] = '\0';
return buf;
}
#endif /* HAVE_READLINE */
char *spif_get_filename(void)
{
char *name, *s;
s = get_filename_line();
for(; *s && isspace((int) *s); s++);
name = s;
for(; *s && isgraph((int) *s); s++);
*s = '\0';
if(name == s) {
printf("Canceled!\n");
return NULL;
}
return name;
}
char *spif_get_tape_fileinfo(int *startp, int *nump)
{
char *name, *s;
int res;
s = get_filename_line();
for(; *s && isspace((int) *s); s++);
name = s;
for(; *s && isgraph((int) *s); s++);
if(name != s) res = 1;
else res = 0;
if(*s) {
*s = '\0';
s++;
if(*s) {
int r1;
r1 = sscanf(s, "%d %d", startp, nump);
if(r1 > 0) res += r1;
}
}
if(res < 1) {
printf("Canceled!\n");
return NULL;
}
if(res < 2) *startp = -1;
if(res < 3) *nump = -1;
return name;
}
static int prevtmp = 0;
static void clear_line(void)
{
if(prevtmp) {
prevtmp = 0;
fprintf(stderr, " \r");
}
}
void put_msg(const char *msg)
{
if(spif_can_print) {
clear_line();
fprintf(stderr, "%s\n", msg);
}
}
void put_tmp_msg(const char *msg)
{
if(spif_can_print) {
clear_line();
fprintf(stderr, "%s\r", msg);
prevtmp = 1;
}
}
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