From 8578efc0b92626d53535ff04d146b050a50a61da Mon Sep 17 00:00:00 2001
From: Kim Alvefur <zash@zash.se>
Date: Sun, 29 Jul 2012 22:21:58 +0200
Subject: util.pposix: Warn about posix_fallocate
---
util-src/pposix.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/util-src/pposix.c b/util-src/pposix.c
index 7600766f..7dd8708b 100644
--- a/util-src/pposix.c
+++ b/util-src/pposix.c
@@ -664,6 +664,7 @@ int lc_fallocate(lua_State* L)
#if defined(_GNU_SOURCE)
if(fallocate(fileno(f), FALLOC_FL_KEEP_SIZE, offset, len) != 0)
#elif _XOPEN_SOURCE >= 600 || _POSIX_C_SOURCE >= 200112L
+#warning Using posix_fallocate() fallback. Linux fallocate() is strongly recommended if available: recompile with -D_GNU_SOURCE
if(posix_fallocate(fileno(f), offset, len) != 0)
#endif
{
--
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