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/* 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. */
#undef TEST
#include <stdio.h>
#include <iodef.h>
#include <descrip.h>
#include <starlet.h>
#include <string.h>
#ifdef TEST
#include <stdlib.h>
static void error (int, int, char *);
#else
# include "cvs.h"
#endif
char *
getpass (char *prompt)
{
int status;
unsigned short chan;
static $DESCRIPTOR (sys_command, "SYS$COMMAND");
unsigned short iosb[4];
/* Arbitrary limit. It doesn't seem worth going through multiple
SYS$QIOW calls and who knows what to get rid of it, I don't
think. */
static char buf[2048];
/* Try to ensure that we avoid stepping on whatever output has
been sent to stdout. */
printf ("\n");
fflush (stdout);
status = sys$assign (&sys_command, &chan, 0, 0);
if (!(status & 1))
error (1, 0, "sys$assign failed in getpass");
status = sys$qiow (0, chan, IO$_READPROMPT | IO$M_NOECHO, &iosb, 0, 0,
buf, sizeof (buf) - 1, 0, 0, prompt, strlen (prompt));
if (!(status & 1))
error (1, 0, "sys$qiow failed in getpass");
if (!(iosb[0] & 1))
error (1, 0, "sys$qiow (iosb) failed in getpass");
buf[iosb[1]] = '\0';
status = sys$dassgn (chan);
if (!(status & 1))
error (0, 0, "sys$dassgn failed in getpass");
/* Since there is no echo, we better go to the next line ourselves. */
printf ("\n");
return buf;
}
#ifdef TEST
int
main ()
{
printf ("thank you for saying \"%s\"\n", getpass ("What'll it be? "));
return 0;
}
static void error (int x, int y, char *msg)
{
printf ("error: %s\n", msg);
if (x)
exit (EXIT_FAILURE);
}
#endif
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