Merge branch 'github-pull-46' into for-master

To make sure LFS is enabled everywhere, include config.h in all files,
then enable LFS with AC_SYS_LARGEFILE autoconf macro.

While at it, also enable _GNU_SOURCE with autoconf instead of doing it
manually.

Signed-off-by: Alexey Gladkov <gladkov.alexey@gmail.com>

Author: legionus

aclocal.m4

@@ -13,7 +13,7 @@
 
 m4_ifndef([AC_CONFIG_MACRO_DIRS], [m4_defun([_AM_CONFIG_MACRO_DIRS], [])m4_defun([AC_CONFIG_MACRO_DIRS], [_AM_CONFIG_MACRO_DIRS($@)])])
 # pkg.m4 - Macros to locate and use pkg-config.   -*- Autoconf -*-
-# serial 12 (pkg-config-0.29.2)
+# serial 13 (pkgconf)
 
 dnl Copyright © 2004 Scott James Remnant <scott@netsplit.com>.
 dnl Copyright © 2012-2015 Dan Nicholson <dbn.lists@gmail.com>
@@ -29,9 +29,7 @@ dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 dnl General Public License for more details.
 dnl
 dnl You should have received a copy of the GNU General Public License
-dnl along with this program; if not, write to the Free Software
-dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-dnl 02111-1307, USA.
+dnl along with this program; if not, see <https://www.gnu.org/licenses/>.
 dnl
 dnl As a special exception to the GNU General Public License, if you
 dnl distribute this file as part of a program that contains a

config.h.in

@@ -46,6 +46,9 @@
 /* Define to 1 if you have the 'memset' function. */
 #undef HAVE_MEMSET
 
+/* Define to 1 if you have the <minix/config.h> header file. */
+#undef HAVE_MINIX_CONFIG_H
+
 /* Define to 1 if you have a working 'mmap' system call. */
 #undef HAVE_MMAP
 
@@ -161,6 +164,9 @@
 /* Define to 1 if you have the <vfork.h> header file. */
 #undef HAVE_VFORK_H
 
+/* Define to 1 if you have the <wchar.h> header file. */
+#undef HAVE_WCHAR_H
+
 /* Define to 1 if 'fork' works. */
 #undef HAVE_WORKING_FORK
 
@@ -206,15 +212,119 @@
    backward compatibility; new code need not use it. */
 #undef STDC_HEADERS
 
+/* Enable extensions on AIX, Interix, z/OS.  */
+#ifndef _ALL_SOURCE
+# undef _ALL_SOURCE
+#endif
+/* Enable general extensions on macOS.  */
+#ifndef _DARWIN_C_SOURCE
+# undef _DARWIN_C_SOURCE
+#endif
+/* Enable general extensions on Solaris.  */
+#ifndef __EXTENSIONS__
+# undef __EXTENSIONS__
+#endif
+/* Enable GNU extensions on systems that have them.  */
+#ifndef _GNU_SOURCE
+# undef _GNU_SOURCE
+#endif
+/* Enable X/Open compliant socket functions that do not require linking
+   with -lxnet on HP-UX 11.11.  */
+#ifndef _HPUX_ALT_XOPEN_SOCKET_API
+# undef _HPUX_ALT_XOPEN_SOCKET_API
+#endif
+/* Identify the host operating system as Minix.
+   This macro does not affect the system headers' behavior.
+   A future release of Autoconf may stop defining this macro.  */
+#ifndef _MINIX
+# undef _MINIX
+#endif
+/* Enable general extensions on NetBSD.
+   Enable NetBSD compatibility extensions on Minix.  */
+#ifndef _NETBSD_SOURCE
+# undef _NETBSD_SOURCE
+#endif
+/* Enable OpenBSD compatibility extensions on NetBSD.
+   Oddly enough, this does nothing on OpenBSD.  */
+#ifndef _OPENBSD_SOURCE
+# undef _OPENBSD_SOURCE
+#endif
+/* Define to 1 if needed for POSIX-compatible behavior.  */
+#ifndef _POSIX_SOURCE
+# undef _POSIX_SOURCE
+#endif
+/* Define to 2 if needed for POSIX-compatible behavior.  */
+#ifndef _POSIX_1_SOURCE
+# undef _POSIX_1_SOURCE
+#endif
+/* Enable POSIX-compatible threading on Solaris.  */
+#ifndef _POSIX_PTHREAD_SEMANTICS
+# undef _POSIX_PTHREAD_SEMANTICS
+#endif
+/* Enable extensions specified by ISO/IEC TS 18661-5:2014.  */
+#ifndef __STDC_WANT_IEC_60559_ATTRIBS_EXT__
+# undef __STDC_WANT_IEC_60559_ATTRIBS_EXT__
+#endif
+/* Enable extensions specified by ISO/IEC TS 18661-1:2014.  */
+#ifndef __STDC_WANT_IEC_60559_BFP_EXT__
+# undef __STDC_WANT_IEC_60559_BFP_EXT__
+#endif
+/* Enable extensions specified by ISO/IEC TS 18661-2:2015.  */
+#ifndef __STDC_WANT_IEC_60559_DFP_EXT__
+# undef __STDC_WANT_IEC_60559_DFP_EXT__
+#endif
+/* Enable extensions specified by C23 Annex F.  */
+#ifndef __STDC_WANT_IEC_60559_EXT__
+# undef __STDC_WANT_IEC_60559_EXT__
+#endif
+/* Enable extensions specified by ISO/IEC TS 18661-4:2015.  */
+#ifndef __STDC_WANT_IEC_60559_FUNCS_EXT__
+# undef __STDC_WANT_IEC_60559_FUNCS_EXT__
+#endif
+/* Enable extensions specified by C23 Annex H and ISO/IEC TS 18661-3:2015.  */
+#ifndef __STDC_WANT_IEC_60559_TYPES_EXT__
+# undef __STDC_WANT_IEC_60559_TYPES_EXT__
+#endif
+/* Enable extensions specified by ISO/IEC TR 24731-2:2010.  */
+#ifndef __STDC_WANT_LIB_EXT2__
+# undef __STDC_WANT_LIB_EXT2__
+#endif
+/* Enable extensions specified by ISO/IEC 24747:2009.  */
+#ifndef __STDC_WANT_MATH_SPEC_FUNCS__
+# undef __STDC_WANT_MATH_SPEC_FUNCS__
+#endif
+/* Enable extensions on HP NonStop.  */
+#ifndef _TANDEM_SOURCE
+# undef _TANDEM_SOURCE
+#endif
+/* Enable X/Open extensions.  Define to 500 only if necessary
+   to make mbstate_t available.  */
+#ifndef _XOPEN_SOURCE
+# undef _XOPEN_SOURCE
+#endif
+
+
 /* Define to 1 if 'lex' declares 'yytext' as a 'char *' by default, not a
    'char[]'. */
 #undef YYTEXT_POINTER
 
+/* Number of bits in a file offset, on hosts where this is settable. */
+#undef _FILE_OFFSET_BITS
+
+/* Define to 1 on platforms where this makes off_t a 64-bit type. */
+#undef _LARGE_FILES
+
+/* Number of bits in time_t, on hosts where this is settable. */
+#undef _TIME_BITS
+
 /* Define for Solaris 2.5.1 so the uint32_t typedef from <sys/synch.h>,
    <pthread.h>, or <semaphore.h> is not used. If the typedef were allowed, the
    #define below would cause a syntax error. */
 #undef _UINT32_T
 
+/* Define to 1 on platforms where this makes time_t a 64-bit type. */
+#undef __MINGW_USE_VC2005_COMPAT
+
 /* Define as 'int' if <sys/types.h> doesn't define. */
 #undef gid_t
 

configure.ac

@@ -7,6 +7,8 @@ AC_PREFIX_DEFAULT([/usr])
 sysconfdir=/etc
 AC_SUBST([sysconfdir])
 
+AC_USE_SYSTEM_EXTENSIONS
+
 # Checks for programs.
 AC_PROG_CC
 AC_PROG_MAKE_SET
@@ -24,6 +26,8 @@ m4_ifndef([PKG_PROG_PKG_CONFIG],
     ./autogen.sh or autoreconf again. Make sure pkg-config is installed.])])
 PKG_PROG_PKG_CONFIG
 
+AC_SYS_LARGEFILE
+
 # Checks for header files.
 AC_FUNC_ALLOCA
 AC_CHECK_HEADERS([ \

features/sshfsroot/src/ask-pass/ask-pass.c

@@ -1,4 +1,7 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
+
+#include "config.h"
+
 #include <stdio.h>
 #include <termios.h>
 #include <unistd.h>

runtime/src/chrooted/chrooted.c

@@ -1,4 +1,7 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
+
+#include "config.h"
+
 #include <sys/stat.h>
 #include <unistd.h>
 #include <stdlib.h>

runtime/src/environ/environ.c

@@ -1,4 +1,7 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
+
+#include "config.h"
+
 #include <sys/mman.h>
 #include <sys/types.h>
 #include <sys/stat.h>

runtime/src/halt/halt.c

@@ -31,6 +31,8 @@
  *		Copyright (C) 1991-2004 Miquel van Smoorenburg.
  */
 
+#include "config.h"
+
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <sys/param.h>

runtime/src/halt/hddown.c

@@ -7,9 +7,8 @@
  */
 const char *v_hddown = "@(#)hddown.c  1.02  22-Apr-2003  miquels@cistron.nl";
 
-#ifndef _GNU_SOURCE
-#define _GNU_SOURCE
-#endif
+#include "config.h"
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>

runtime/src/halt/ifdown.c

@@ -7,6 +7,8 @@
  */
 const char *v_ifdown = "@(#)ifdown.c  1.11  02-Jun-1998  miquels@cistron.nl";
 
+#include "config.h"
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>

runtime/src/libinitramfs/console.c

@@ -1,5 +1,7 @@
 // SPDX-License-Identifier: GPL-3.0-or-later
 
+#include "config.h"
+
 #include <linux/kd.h>
 #include <sys/ioctl.h>