__fsetlocking is a nice optimization, but if it's unavailable, we can do
without.
Signed-off-by: Ulf Hermann <ulf.herm...@qt.io>
---
ChangeLog | 4 ++++
configure.ac | 3 +++
libgnu/ChangeLog | 5 +++++
libgnu/Makefile.am | 9 ++++++++-
libgnu/stdio_ext.in.h | 35 +++++++++++++++++++++++++++++++++++
5 files changed, 55 insertions(+), 1 deletion(-)
create mode 100644 libgnu/stdio_ext.in.h
diff --git a/ChangeLog b/ChangeLog
index 4024550..30b3884 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
2017-05-04 Ulf Hermann <ulf.herm...@qt.io>
+ * configure.ac: Check for stdio_ext.h.
+
+2017-05-04 Ulf Hermann <ulf.herm...@qt.io>
+
* configure.ac: Check for features.h.
2017-05-04 Ulf Hermann <ulf.herm...@qt.io>
diff --git a/configure.ac b/configure.ac
index fc5edf8..2488bbc 100644
--- a/configure.ac
+++ b/configure.ac
@@ -583,6 +583,9 @@ AM_CONDITIONAL(HAVE_AR_H, [test "x$ac_cv_header_ar_h" =
"xyes"])
AC_CHECK_HEADERS(features.h)
AM_CONDITIONAL(HAVE_FEATURES_H, [test "x$ac_cv_header_features_h" = "xyes"])
+AC_CHECK_HEADERS(stdio_ext.h)
+AM_CONDITIONAL(HAVE_STDIO_EXT_H, [test "x$ac_cv_header_stdio_ext_h" = "xyes"])
+
dnl Check if we have <linux/bpf.h> for EM_BPF disassembly.
AC_CHECK_HEADERS(linux/bpf.h)
AM_CONDITIONAL(HAVE_LINUX_BPF_H, [test "x$ac_cv_header_linux_bpf_h" = "xyes"])
diff --git a/libgnu/ChangeLog b/libgnu/ChangeLog
index 7d70bfc..2cbc87f 100644
--- a/libgnu/ChangeLog
+++ b/libgnu/ChangeLog
@@ -1,5 +1,10 @@
2017-05-04 Ulf Hermann <ulf.herm...@qt.io>
+ * Makefile.am: If stdio_ext.h is unavailable, use our own.
+ * stdio_ext.in.h: New file.
+
+2017-05-04 Ulf Hermann <ulf.herm...@qt.io>
+
* Makefile.am: If features.h is unavailable, use our own.
* features.in.h: New file.
diff --git a/libgnu/Makefile.am b/libgnu/Makefile.am
index ed8aff1..ca1a078 100644
--- a/libgnu/Makefile.am
+++ b/libgnu/Makefile.am
@@ -36,7 +36,7 @@ MOSTLYCLEANFILES =
MOSTLYCLEANDIRS =
BUILT_SOURCES =
EXTRA_DIST = endian.in.h byteswap.in.h sys_mman.win32.h mman_win32.c
sysconf_win32.c ar.in.h \
- features.in.h
+ features.in.h stdio_ext.in.h
CLEANFILES =
SUFFIXES =
@@ -77,6 +77,13 @@ MOSTLYCLEANFILES += sys/mman.h
endif
endif
+if !HAVE_STDIO_EXT_H
+stdio_ext.h: stdio_ext.in.h
+ $(AM_V_GEN)rm -f $@ && cat $< > $@
+BUILT_SOURCES += stdio_ext.h
+MOSTLYCLEANFILES += stdio_ext.h
+endif
+
include gnulib.am
if !HAVE_SYS_MMAN_H
diff --git a/libgnu/stdio_ext.in.h b/libgnu/stdio_ext.in.h
new file mode 100644
index 0000000..62565f4
--- /dev/null
+++ b/libgnu/stdio_ext.in.h
@@ -0,0 +1,35 @@
+/* This file defines __fsetlocking to noop
+ Copyright (C) 2017 The Qt Company Ltd
+ This file is part of elfutils.
+
+ This file is free software; you can redistribute it and/or modify
+ it under the terms of either
+
+ * the GNU Lesser General Public License as published by the Free
+ Software Foundation; either version 3 of the License, or (at
+ your option) any later version
+
+ or
+
+ * the GNU General Public License as published by the Free
+ Software Foundation; either version 2 of the License, or (at
+ your option) any later version
+
+ or both in parallel, as here.
+
+ elfutils 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 copies of the GNU General Public License and
+ the GNU Lesser General Public License along with this program. If
+ not, see <http://www.gnu.org/licenses/>. */
+
+#ifndef _STDIO_EXT_H
+#define _STDIO_EXT_H 1
+
+#define __fsetlocking(stream, type) (void)0
+
+#endif /* stdio_ext.h */
+
--
2.1.4
