48 lines
1.1 KiB
Diff
48 lines
1.1 KiB
Diff
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From 1f7683bfcbecbeffa802a1c361e1842db2fff4f8 Mon Sep 17 00:00:00 2001
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From: Bastien Nocera <hadess@hadess.net>
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Date: Wed, 25 Jun 2014 17:25:50 +0200
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Subject: [PATCH 8/8] Disable fdatasync() usage if PKGSYSTEM_ENABLE_FSYNC is
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set
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If the PKGSYSTEM_ENABLE_FSYNC envvar is set to a non-zero value,
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the fdatasync() call will be skipped, at the expense of data integrity.
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https://bugs.freedesktop.org/show_bug.cgi?id=70366
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---
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update-mime-database.c | 14 ++++++++++++++
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1 file changed, 14 insertions(+)
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diff --git a/update-mime-database.c b/update-mime-database.c
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index c1a6f9f..894ac97 100644
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--- update-mime-database.c
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+++ update-mime-database.c
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@@ -936,11 +936,25 @@ set_error_from_errno (GError **error)
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g_strerror(errsv));
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}
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+static gboolean
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+sync_enabled(void)
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+{
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+ const char *env;
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+
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+ env = g_getenv("PKGSYSTEM_ENABLE_FSYNC");
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+ if (!env)
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+ return TRUE;
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+ return atoi(env);
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+}
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+
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static int
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sync_file(const gchar *pathname, GError **error)
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{
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int fd;
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+ if (!sync_enabled())
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+ return 0;
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+
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#ifdef HAVE_FDATASYNC
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fd = open(pathname, O_RDWR);
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if (fd == -1)
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--
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1.9.3
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