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Imported from ../bash-4.0-rc1.tar.gz.

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This commit is contained in:
Jari Aalto 2009-01-12 13:36:28 +00:00
commit 3185942a52
666 changed files with 188710 additions and 54674 deletions
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45
input.c
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@ -1,22 +1,22 @@
/* input.c -- functions to perform buffered input with synchronization. */
/* Copyright (C) 1992 Free Software Foundation, Inc.
/* Copyright (C) 1992-2009 Free Software Foundation, Inc.
This file is part of GNU Bash, the Bourne Again SHell.
Bash 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.
Bash 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 3 of the License, or
(at your option) any later version.
Bash 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.
Bash 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 Bash; see the file COPYING. If not, write to the Free Software
Foundation, 59 Temple Place, Suite 330, Boston, MA 02111 USA. */
You should have received a copy of the GNU General Public License
along with Bash. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
@ -47,6 +47,18 @@
extern int errno;
#endif /* !errno */
#if defined (EAGAIN)
# define X_EAGAIN EAGAIN
#else
# define X_EAGAIN -99
#endif
#if defined (EWOULDBLOCK)
# define X_EWOULDBLOCK EWOULDBLOCK
#else
# define X_EWOULDBLOCK -99
#endif
extern void termsig_handler __P((int));
/* Functions to handle reading input on systems that don't restart read(2)
@ -75,6 +87,15 @@ getc_with_restart (stream)
local_bufused = read (fileno (stream), localbuf, sizeof(localbuf));
if (local_bufused > 0)
break;
else if (errno == X_EAGAIN || errno == X_EWOULDBLOCK)
{
if (sh_unset_nodelay_mode (fileno (stream)) < 0)
{
sys_error (_("cannot reset nodelay mode for fd %d"), fileno (stream));
return EOF;
}
continue;
}
else if (local_bufused == 0 || errno != EINTR)
{
local_index = 0;