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https://github.com/robbat2/readahead-list/pull/1
From 37e699689661249c88a020681a70cd0633ee7ef4 Mon Sep 17 00:00:00 2001
From: Sam James <sam@gentoo.org>
Date: Sun, 25 Dec 2022 20:34:38 +0000
Subject: [PATCH 2/6] Set -D_GNU_SOURCE for readahead() to fix
-Wimplicit-function-declaration
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
readahead-list.c: In function ‘process_file’:
readahead-list.c:111:17: error: implicit declaration of function ‘readahead’ [-Werror=implicit-function-declaration]
111 | readahead(fd, (loff_t)0, (size_t)buf.st_size);
| ^~~~~~~~~
Signed-off-by: Sam James <sam@gentoo.org>
--- a/configure.ac
+++ b/configure.ac
@@ -40,6 +40,9 @@ AC_PATH_PROG(CMP, cmp, cmp)
AC_CANONICAL_HOST
AC_PROG_RANLIB
+# Provides _GNU_SOURCE for readahead()
+AC_USE_SYSTEM_EXTENSIONS
+
# Checks for header files.
AC_CHECK_HEADERS([ errno.h fcntl.h getopt.h linux/fs.h sched.h stdio.h stdlib.h string.h sys/ioctl.h sys/mman.h sys/syscall.h sys/types.h unistd.h ])
--- a/src/filelist-order.cxx
+++ b/src/filelist-order.cxx
@@ -14,6 +14,9 @@
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
+
+#include <../config.h>
+
#include <map>
#include <set>
#include <iostream>
@@ -31,7 +34,6 @@
#include <fcntl.h>
#include <linux/fs.h>
-#include <../config.h>
#ifndef BUFFER_SIZE
#define BUFFER_SIZE 2048
--- a/src/readahead-list.c
+++ b/src/readahead-list.c
@@ -19,6 +19,7 @@
// Based on code originally written by Erich Schubert <erich@debian.org>.
// $Header: /code/convert/cvsroot/infrastructure/readahead-list/src/readahead-list.c,v 1.5 2006/04/21 10:13:54 robbat2 Exp $
+#include <../config.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
@@ -31,7 +32,6 @@
#include <sched.h>
#include <string.h>
#include <errno.h>
-#include <../config.h>
#if __STDC_VERSION__ < 199901L
# if __GNUC__ >= 2
--
2.39.0
|
