[ovs-dev] [PATCH 08/10] windows: return NULL in xreadlink
Alin Serdean
aserdean at cloudbasesolutions.com
Mon Feb 6 04:41:41 UTC 2017
readlink does not exist on Windows.
While we could skip the function all togheter on Windows, we may add
support for it later on. For the moment return change errno to ENOENT
and return NULL.
FYI:
https://blogs.windows.com/buildingapps/2016/12/02/symlinks-windows-10/#kBeZetM7P1dorllZ.97
https://msdn.microsoft.com/en-us/library/windows/desktop/aa365680(v=vs.85).aspx
Signed-off-by: Alin Gabriel Serdean <aserdean at cloudbasesolutions.com>
---
lib/util.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/lib/util.c b/lib/util.c
index 1c06ce0..5660ab5 100644
--- a/lib/util.c
+++ b/lib/util.c
@@ -980,6 +980,10 @@ abs_file_name(const char *dir, const char *file_name)
static char *
xreadlink(const char *filename)
{
+#ifdef _WIN32
+ errno = ENOENT;
+ return NULL;
+#else
size_t size;
for (size = 64; ; size *= 2) {
@@ -998,6 +1002,7 @@ xreadlink(const char *filename)
return NULL;
}
}
+#endif
}
/* Returns a version of 'filename' with symlinks in the final component
--
2.10.2.windows.1
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