/* System-dependent calls for tar.
- Copyright (C) 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
+ Copyright (C) 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
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
+ Free Software Foundation; either version 3, or (at your option) any later
version.
This program is distributed in the hope that it will be useful, but
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
#include <system.h>
-#include <getline.h>
#include <setenv.h>
#include "common.h"
}
}
-static pid_t pid;
+static pid_t global_pid;
static RETSIGTYPE (*pipe_handler) (int sig);
int
xpipe (p);
pipe_handler = signal (SIGPIPE, SIG_IGN);
- pid = xfork ();
+ global_pid = xfork ();
- if (pid != 0)
+ if (global_pid != 0)
{
xclose (p[PREAD]);
return p[PWRITE];
{
int status;
- if (pid < 0)
+ if (global_pid < 0)
return;
signal (SIGPIPE, pipe_handler);
- while (waitpid (pid, &status, 0) == -1)
+ while (waitpid (global_pid, &status, 0) == -1)
if (errno != EINTR)
{
- pid = -1;
+ global_pid = -1;
waitpid_error (to_command_option);
return;
}
{
if (!ignore_command_error_option && WEXITSTATUS (status))
ERROR ((0, 0, _("%lu: Child returned status %d"),
- (unsigned long) pid, WEXITSTATUS (status)));
+ (unsigned long) global_pid, WEXITSTATUS (status)));
}
else if (WIFSIGNALED (status))
{
WARN ((0, 0, _("%lu: Child terminated on signal %d"),
- (unsigned long) pid, WTERMSIG (status)));
+ (unsigned long) global_pid, WTERMSIG (status)));
}
else
ERROR ((0, 0, _("%lu: Child terminated on unknown reason"),
- (unsigned long) pid));
+ (unsigned long) global_pid));
- pid = -1;
+ global_pid = -1;
}
int
setenv ("TAR_FORMAT",
archive_format_string (current_format == DEFAULT_FORMAT ?
archive_format : current_format), 1);
+ setenv ("TAR_FD", STRINGIFY_BIGINT (p[PWRITE], uintbuf), 1);
xclose (p[PREAD]);
- xdup2 (p[PWRITE], 3);
argv[0] = "/bin/sh";
argv[1] = "-c";