Merge from gnulib for 'inline'.

2012-11-29 snippet/warn-on-use: no 'static inline'
2012-11-29 ftruncate, fts, lstat, openat, raise: no 'static inline'
2012-11-29 arctwo, md4, md5, sha1, sha256, sha512: no 'static inline'
2012-11-29 fflush, stat: no 'static inline'
2012-11-29 stdio: better 'inline'
2012-11-29 sys_stat: no 'static inline'
2012-11-29 unistd: better 'inline'
2012-11-29 c-strtod, memcoll, readutmp: no 'static inline'
2012-11-29 extern-inline: no 'static inline'
2012-11-29 sys_socket: better 'inline'
* lib/stdio.c, lib/unistd.c: New files, from gnulib.
* build-aux/snippet/warn-on-use.h, lib/gnulib.mk, lib/lstat.c:
* lib/md5.c, lib/sha1.c, lib/sha256.c, lib/sha512.c, lib/stat.c:
* lib/stdio.in.h, lib/sys_stat.in.h, lib/unistd.in.h, m4/c-strtod.m4:
* m4/extern-inline.m4, m4/gnulib-comp.m4, m4/lstat.m4, m4/md5.m4:
* m4/sha1.m4, m4/sha256.m4, m4/sha512.m4, m4/stat.m4, m4/stdio_h.m4:
* m4/sys_socket_h.m4, m4/sys_stat_h.m4, m4/unistd_h.m4:
Update from gnulib.

Fixes: debbugs:13040

13 files changed, 17 insertions, 40 deletions

diff --git a/m4/c-strtod.m4 b/m4/c-strtod.m4
index c002e5fcead..535721c8dbc 100644
--- a/m4/c-strtod.m4
+++ b/m4/c-strtod.m4
@@ -1,4 +1,4 @@
-# c-strtod.m4 serial 14
+# c-strtod.m4 serial 15
 
 # Copyright (C) 2004-2006, 2009-2012 Free Software Foundation, Inc.
 # This file is free software; the Free Software Foundation
@@ -38,9 +38,6 @@ AC_DEFUN([gl_C_STRTOD],
 [
   AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
   AC_CHECK_FUNCS([strtod_l])
-
-  AC_REQUIRE([AC_C_INLINE])
-  :
 ])
 
 dnl Prerequisites of lib/c-strtold.c.
@@ -49,7 +46,4 @@ AC_DEFUN([gl_C_STRTOLD],
   AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
   AC_REQUIRE([gl_C99_STRTOLD])
   AC_CHECK_FUNCS([strtold_l])
-
-  AC_REQUIRE([AC_C_INLINE])
-  :
 ])
diff --git a/m4/extern-inline.m4 b/m4/extern-inline.m4
index 600c8d3fa17..24922605e64 100644
--- a/m4/extern-inline.m4
+++ b/m4/extern-inline.m4
@@ -7,7 +7,6 @@ dnl with or without modifications, as long as this notice is preserved.
 
 AC_DEFUN([gl_EXTERN_INLINE],
 [
-  AC_REQUIRE([AC_C_INLINE])
   AH_VERBATIM([extern_inline],
 [/* _GL_INLINE is a portable alternative to ISO C99 plain 'inline'.
    _GL_EXTERN_INLINE is a portable alternative to 'extern inline'.
@@ -32,8 +31,8 @@ AC_DEFUN([gl_EXTERN_INLINE],
 # endif
 # define _GL_EXTERN_INLINE extern
 #else
-# define _GL_INLINE static inline
-# define _GL_EXTERN_INLINE static inline
+# define _GL_INLINE static
+# define _GL_EXTERN_INLINE static
 #endif
 
 #if 4 < __GNUC__ + (6 <= __GNUC_MINOR__)
diff --git a/m4/gnulib-comp.m4 b/m4/gnulib-comp.m4
index 30f81b4781f..1d09eb8ef92 100644
--- a/m4/gnulib-comp.m4
+++ b/m4/gnulib-comp.m4
@@ -690,6 +690,7 @@ AC_DEFUN([gl_FILE_LIST], [
   lib/stdbool.in.h
   lib/stddef.in.h
   lib/stdint.in.h
+  lib/stdio.c
   lib/stdio.in.h
   lib/stdlib.in.h
   lib/strftime.c
@@ -712,6 +713,7 @@ AC_DEFUN([gl_FILE_LIST], [
   lib/timespec.h
   lib/u64.c
   lib/u64.h
+  lib/unistd.c
   lib/unistd.in.h
   lib/utimens.c
   lib/utimens.h
diff --git a/m4/lstat.m4 b/m4/lstat.m4
index b7335bda1b2..01b4eb953d5 100644
--- a/m4/lstat.m4
+++ b/m4/lstat.m4
@@ -1,4 +1,4 @@
-# serial 25
+# serial 26
 
 # Copyright (C) 1997-2001, 2003-2012 Free Software Foundation, Inc.
 #
@@ -27,11 +27,7 @@ AC_DEFUN([gl_FUNC_LSTAT],
 ])
 
 # Prerequisites of lib/lstat.c.
-AC_DEFUN([gl_PREREQ_LSTAT],
-[
-  AC_REQUIRE([AC_C_INLINE])
-  :
-])
+AC_DEFUN([gl_PREREQ_LSTAT], [:])
 
 AC_DEFUN([gl_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK],
 [
diff --git a/m4/md5.m4 b/m4/md5.m4
index e22f7bdb17a..85ed8946068 100644
--- a/m4/md5.m4
+++ b/m4/md5.m4
@@ -1,4 +1,4 @@
-# md5.m4 serial 12
+# md5.m4 serial 13
 dnl Copyright (C) 2002-2006, 2008-2012 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -8,6 +8,5 @@ AC_DEFUN([gl_MD5],
 [
   dnl Prerequisites of lib/md5.c.
   AC_REQUIRE([gl_BIGENDIAN])
-  AC_REQUIRE([AC_C_INLINE])
   :
 ])
diff --git a/m4/sha1.m4 b/m4/sha1.m4
index 76198258b92..29fa4850341 100644
--- a/m4/sha1.m4
+++ b/m4/sha1.m4
@@ -1,4 +1,4 @@
-# sha1.m4 serial 10
+# sha1.m4 serial 11
 dnl Copyright (C) 2002-2006, 2008-2012 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -8,6 +8,5 @@ AC_DEFUN([gl_SHA1],
 [
   dnl Prerequisites of lib/sha1.c.
   AC_REQUIRE([gl_BIGENDIAN])
-  AC_REQUIRE([AC_C_INLINE])
   :
 ])
diff --git a/m4/sha256.m4 b/m4/sha256.m4
index 78cc95ed8b6..f75a7fb9e07 100644
--- a/m4/sha256.m4
+++ b/m4/sha256.m4
@@ -1,4 +1,4 @@
-# sha256.m4 serial 5
+# sha256.m4 serial 6
 dnl Copyright (C) 2005, 2008-2012 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -8,5 +8,4 @@ AC_DEFUN([gl_SHA256],
 [
   dnl Prerequisites of lib/sha256.c.
   AC_REQUIRE([gl_BIGENDIAN])
-  AC_REQUIRE([AC_C_INLINE])
 ])
diff --git a/m4/sha512.m4 b/m4/sha512.m4
index 937ea8d5e9d..e6e27393d7d 100644
--- a/m4/sha512.m4
+++ b/m4/sha512.m4
@@ -1,4 +1,4 @@
-# sha512.m4 serial 6
+# sha512.m4 serial 7
 dnl Copyright (C) 2005-2006, 2008-2012 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -8,5 +8,4 @@ AC_DEFUN([gl_SHA512],
 [
   dnl Prerequisites of lib/sha512.c.
   AC_REQUIRE([gl_BIGENDIAN])
-  AC_REQUIRE([AC_C_INLINE])
 ])
diff --git a/m4/stat.m4 b/m4/stat.m4
index a8b79f5bcba..0fd117e05eb 100644
--- a/m4/stat.m4
+++ b/m4/stat.m4
@@ -1,4 +1,4 @@
-# serial 10
+# serial 11
 
 # Copyright (C) 2009-2012 Free Software Foundation, Inc.
 #
@@ -68,8 +68,4 @@ AC_DEFUN([gl_FUNC_STAT],
 ])
 
 # Prerequisites of lib/stat.c.
-AC_DEFUN([gl_PREREQ_STAT],
-[
-  AC_REQUIRE([AC_C_INLINE])
-  :
-])
+AC_DEFUN([gl_PREREQ_STAT], [:])
diff --git a/m4/stdio_h.m4 b/m4/stdio_h.m4
index 5298dd6d9d5..3bd65803667 100644
--- a/m4/stdio_h.m4
+++ b/m4/stdio_h.m4
@@ -1,4 +1,4 @@
-# stdio_h.m4 serial 42
+# stdio_h.m4 serial 43
 dnl Copyright (C) 2007-2012 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -7,7 +7,6 @@ dnl with or without modifications, as long as this notice is preserved.
 AC_DEFUN([gl_STDIO_H],
 [
   AC_REQUIRE([gl_STDIO_H_DEFAULTS])
-  AC_REQUIRE([AC_C_INLINE])
   gl_NEXT_HEADERS([stdio.h])
 
   dnl No need to create extra modules for these functions. Everyone who uses
diff --git a/m4/sys_socket_h.m4 b/m4/sys_socket_h.m4
index 8d4e7e1ebb4..acfae413283 100644
--- a/m4/sys_socket_h.m4
+++ b/m4/sys_socket_h.m4
@@ -1,4 +1,4 @@
-# sys_socket_h.m4 serial 22
+# sys_socket_h.m4 serial 23
 dnl Copyright (C) 2005-2012 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -10,7 +10,6 @@ AC_DEFUN([gl_HEADER_SYS_SOCKET],
 [
   AC_REQUIRE([gl_SYS_SOCKET_H_DEFAULTS])
   AC_REQUIRE([AC_CANONICAL_HOST])
-  AC_REQUIRE([AC_C_INLINE])
 
   dnl On OSF/1, the functions recv(), send(), recvfrom(), sendto() have
   dnl old-style declarations (with return type 'int' instead of 'ssize_t')
diff --git a/m4/sys_stat_h.m4 b/m4/sys_stat_h.m4
index f45dee1dc4d..8af3353ea51 100644
--- a/m4/sys_stat_h.m4
+++ b/m4/sys_stat_h.m4
@@ -1,4 +1,4 @@
-# sys_stat_h.m4 serial 27   -*- Autoconf -*-
+# sys_stat_h.m4 serial 28   -*- Autoconf -*-
 dnl Copyright (C) 2006-2012 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -11,9 +11,6 @@ AC_DEFUN([gl_HEADER_SYS_STAT_H],
 [
   AC_REQUIRE([gl_SYS_STAT_H_DEFAULTS])
 
-  dnl For the mkdir substitute.
-  AC_REQUIRE([AC_C_INLINE])
-
   dnl Check for broken stat macros.
   AC_REQUIRE([AC_HEADER_STAT])
 
diff --git a/m4/unistd_h.m4 b/m4/unistd_h.m4
index 7e7651b9d2e..f68fbff8cef 100644
--- a/m4/unistd_h.m4
+++ b/m4/unistd_h.m4
@@ -1,4 +1,4 @@
-# unistd_h.m4 serial 65
+# unistd_h.m4 serial 66
 dnl Copyright (C) 2006-2012 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -11,7 +11,6 @@ AC_DEFUN([gl_UNISTD_H],
   dnl Use AC_REQUIRE here, so that the default behavior below is expanded
   dnl once only, before all statements that occur in other macros.
   AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
-  AC_REQUIRE([AC_C_INLINE])
 
   gl_CHECK_NEXT_HEADERS([unistd.h])
   if test $ac_cv_header_unistd_h = yes; then