File shared-mime-info-disable-fdatasync-in-installat... of Package shared-mime-info.1563

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File shared-mime-info-disable-fdatasync-in-installation.patch of Package shared-mime-info.1563

From 5c8476b91d5c24ec5a44ec8bb2de42172e4cd405 Mon Sep 17 00:00:00 2001
From: Felix Zhang <fezhang@suse.com>
Date: Mon, 14 Dec 2015 16:41:54 +0800
Subject: [PATCH] disable fdatasync in installation

---
 update-mime-database.c | 60 ++++++++++++++++++++++++++++++++++++++------------
 1 file changed, 46 insertions(+), 14 deletions(-)

diff --git a/update-mime-database.c b/update-mime-database.c
index 86e7365..a8c6c57 100644
--- a/update-mime-database.c
+++ b/update-mime-database.c
@@ -936,39 +936,71 @@ set_error_from_errno (GError **error)
 			    g_strerror(errsv));
 }
 
-/* Renames pathname by removing the .new extension */
-static gboolean atomic_update(const gchar *pathname, GError **error)
+#ifdef HAVE_FDATASYNC
+static gboolean
+sync_enabled(void)
 {
-	gboolean ret = FALSE;
-	gchar *new_name = NULL;
-	int len;
-	int fd;
-
-	len = strlen(pathname);
+	const char *env;
 
-	g_return_val_if_fail(strcmp(pathname + len - 4, ".new") == 0, FALSE);
+	env = g_getenv("PKGSYSTEM_ENABLE_FSYNC");
+	if (!env)
+		return TRUE;
+	return atoi(env);
+}
 
-	new_name = g_strndup(pathname, len - 4);
+static gboolean
+install_in_progress(void)
+{
+  return (g_strcmp0 (g_getenv ("YAST_IS_RUNNING"), "instsys") == 0);
+}
+#endif
 
+static int
+sync_file(const gchar *pathname, GError **error)
+{
 #ifdef HAVE_FDATASYNC
-	fd = open(pathname, O_RDONLY);
+	int fd;
+
+	if (!sync_enabled() || install_in_progress())
+		return 0;
+
+	fd = open(pathname, O_RDWR);
 	if (fd == -1)
 	{
 		set_error_from_errno(error);
-		goto out;
+		return -1;
 	}
 	if (fdatasync(fd) == -1)
 	{
 		set_error_from_errno(error);
-		goto out;
+		return -1;
 	}
 	if (close(fd) == -1)
 	{
 		set_error_from_errno(error);
-		goto out;
+		return -1;
 	}
 #endif
 
+	return 0;
+}
+
+/* Renames pathname by removing the .new extension */
+static gboolean atomic_update(const gchar *pathname, GError **error)
+{
+	gboolean ret = FALSE;
+	gchar *new_name = NULL;
+	int len;
+
+	len = strlen(pathname);
+
+	g_return_val_if_fail(strcmp(pathname + len - 4, ".new") == 0, FALSE);
+
+	new_name = g_strndup(pathname, len - 4);
+
+	if (sync_file(pathname, error) == -1)
+		goto out;
+
 #ifdef _WIN32
 	/* we need to remove the old file first! */
 	remove(new_name);
-- 
2.1.4

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File shared-mime-info-disable-fdatasync-in-installation.patch of Package shared-mime-info.1563

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