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#define _POSIX_SOURCE
#define _RESEARCH_SOURCE
#include <stdio.h>
#include <signal.h>
#include <libv.h>
char *
getpass(char *prompt)
{
int c;
char *p;
FILE *fi;
static char pbuf[9];
void (*sig)(int);
if ((fi = fopen("/dev/cons", "r")) == NULL)
fi = stdin;
else
setbuf(fi, NULL);
sig = signal(SIGINT, SIG_IGN);
tty_echooff(fileno(fi));
fprintf(stderr, "%s", prompt);
fflush(stderr);
for (p = pbuf; (c = getc(fi)) != '\n' && c != EOF; )
if (c == ('u' & 037))
p = pbuf;
else if (c == '\b') {
if (p > pbuf)
p--;
} else if (p < &pbuf[8])
*p++ = c;
*p = '\0';
fprintf(stderr, "\n");
fflush(stderr);
tty_echoon(fileno(fi));
signal(SIGINT, sig);
if (fi != stdin)
fclose(fi);
return(pbuf);
}
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