From 459cd1b0951cdce95bbdd5fcf2c48ec3aef11c2b Mon Sep 17 00:00:00 2001
From: Deomid Ryabkov <rojer@cesanta.com>
Date: Mon, 11 Jul 2016 18:42:05 +0200
Subject: [PATCH] Properly override rename on Newlib
Newlib implements rename as _link and _unlink, not _rename.
There is no _link on either SLFS or SPIFFS, so override rename directly.
PUBLISHED_FROM=ebb54664f8a3c8664ecab1fac021bef286a0e230
---
mongoose.c | 13 ++++---------
1 file changed, 4 insertions(+), 9 deletions(-)
diff --git a/mongoose.c b/mongoose.c
index c774fc5a7..99f640431 100644
--- a/mongoose.c
+++ b/mongoose.c
@@ -10178,11 +10178,11 @@ ssize_t _write(int fd, const void *buf, size_t count) {
return r;
}
-#if MG_TI_NO_HOST_INTERFACE
+/*
+ * On Newlib we override rename directly too, because the default
+ * implementation using _link and _unlink doesn't work for us.
+ */
int rename(const char *from, const char *to) {
-#else
-int _rename(const char *from, const char *to) {
-#endif
int r = -1;
from = drop_dir(from);
to = drop_dir(to);
@@ -10199,11 +10199,6 @@ int _rename(const char *from, const char *to) {
return r;
}
-int _link(const char *from, const char *to) {
- DBG(("link(%s, %s)", from, to));
- return set_errno(ENOTSUP);
-}
-
#if MG_TI_NO_HOST_INTERFACE
int unlink(const char *filename) {
#else
--
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