File bsc#1193737-0001-Revert-unix.c-use-posix_falloc... of Package libqb

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File bsc#1193737-0001-Revert-unix.c-use-posix_fallocate-409.patch of Package libqb

From c1189ca1a06bda6e13c1fff4b812cd13f61a5683 Mon Sep 17 00:00:00 2001
From: "Gao,Yan" <ygao@suse.com>
Date: Wed, 5 Jan 2022 13:45:25 +0100
Subject: [PATCH] Revert "unix.c: use posix_fallocate() (#409)"

This reverts commit 1c6229c171b7b8e608377ff9ee42a1216afd528d.
---
 configure.ac |  2 +-
 lib/unix.c   | 14 --------------
 2 files changed, 1 insertion(+), 15 deletions(-)

diff --git a/configure.ac b/configure.ac
index c6ece26..ff20e5f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -259,7 +259,7 @@ AC_FUNC_CHOWN
 AC_FUNC_FORK
 AC_FUNC_MMAP
 AC_FUNC_STRERROR_R
-AC_CHECK_FUNCS([alarm fsync fdatasync ftruncate posix_fallocate \
+AC_CHECK_FUNCS([alarm fsync fdatasync ftruncate \
 		gettimeofday localtime localtime_r \
 		memset munmap socket \
 		strchr strrchr strdup strstr strcasecmp \
diff --git a/lib/unix.c b/lib/unix.c
index 2fb53d0..4ef914f 100644
--- a/lib/unix.c
+++ b/lib/unix.c
@@ -26,9 +26,6 @@
 #ifdef HAVE_SYS_MMAN_H
 #include <sys/mman.h>
 #endif
-#if defined(HAVE_FCNTL_H) && defined(HAVE_POSIX_FALLOCATE)
-#include <fcntl.h>
-#endif
 
 #include "util_int.h"
 #include <qb/qbdefs.h>
@@ -75,11 +72,9 @@ qb_sys_mmap_file_open(char *path, const char *file, size_t bytes,
 {
 	int32_t fd;
 	int32_t res = 0;
-#ifndef HAVE_POSIX_FALLOCATE
 	ssize_t written;
 	char *buffer = NULL;
 	int32_t i;
-#endif
 	char *is_absolute = strchr(file, '/');
 
 	if (is_absolute) {
@@ -120,14 +115,6 @@ qb_sys_mmap_file_open(char *path, const char *file, size_t bytes,
 		goto unlink_exit;
 	}
 #endif
-#ifdef HAVE_POSIX_FALLOCATE
-	if ((res = posix_fallocate(fd, 0, bytes)) != 0) {
-		errno = res;
-		res = -1 * res;
-		qb_util_perror(LOG_ERR, "couldn't allocate file %s", path);
-		goto unlink_exit;
-	}
-#else
 	if (file_flags & O_CREAT) {
 		long page_size = sysconf(_SC_PAGESIZE);
 		long write_size = QB_MIN(page_size, bytes);
@@ -154,7 +141,6 @@ retry_write:
 		}
 		free(buffer);
 	}
-#endif /* HAVE_POSIX_FALLOCATE */
 
 	return fd;
 
-- 
2.31.1

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File bsc#1193737-0001-Revert-unix.c-use-posix_fallocate-409.patch of Package libqb

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