diff options
Diffstat (limited to 'misc/getpass.c')
| -rw-r--r-- | misc/getpass.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/misc/getpass.c b/misc/getpass.c index 2caeb18..0187ac4 100644 --- a/misc/getpass.c +++ b/misc/getpass.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1992, 93, 94, 95, 96, 97 Free Software Foundation, Inc. +/* Copyright (C) 1992, 93, 94, 95, 96, 97, 98 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -20,6 +20,11 @@ #include <termios.h> #include <unistd.h> +#ifdef USE_IN_LIBIO +# define flockfile(s) _IO_flockfile (s) +# define funlockfile(s) _IO_funlockfile (s) +#endif + /* It is desirable to use this bit on systems that have it. The only bit of terminal state we want to twiddle is echoing, which is done in software; there is no need to change the state of the terminal @@ -52,9 +57,11 @@ getpass (prompt) else out = in; + flockfile (out); + /* Turn echoing off if it is on now. */ - if (tcgetattr (fileno (in), &t) == 0) + if (__tcgetattr (fileno (in), &t) == 0) { /* Save the old one. */ s = t; @@ -66,8 +73,8 @@ getpass (prompt) tty_changed = 0; /* Write the prompt. */ - fputs (prompt, out); - fflush (out); + fputs_unlocked (prompt, out); + fflush_unlocked (out); /* Read the password. */ nread = __getline (&buf, &bufsize, in); @@ -80,13 +87,15 @@ getpass (prompt) buf[nread - 1] = '\0'; if (tty_changed) /* Write the newline that was not echoed. */ - putc ('\n', out); + putc_unlocked ('\n', out); } /* Restore the original setting. */ if (tty_changed) (void) tcsetattr (fileno (in), TCSAFLUSH|TCSASOFT, &s); + funlockfile (out); + if (in != stdin) /* We opened the terminal; now close it. */ fclose (in); |