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authormidipix <writeonce@midipix.org>2019-09-02 23:03:01 +0000
committermidipix <writeonce@midipix.org>2019-09-02 23:03:01 +0000
commit1509ed4180fa4f8808a918bd7ce8a74c1d94a91b (patch)
treeb36d0bf2900f9a4c19a33af9ce5987ef44416c40 /include/sys
parentb85b1f5d35413312c08e7670dd4db67b7e088d91 (diff)
downloadmmglue-1509ed4180fa4f8808a918bd7ce8a74c1d94a91b.tar.bz2
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glue layer: __fs_{r|a|n|d}path() interfaces: use errno to indicate the error.
Diffstat (limited to 'include/sys')
-rw-r--r--include/sys/fs.h6
1 files changed, 2 insertions, 4 deletions
diff --git a/include/sys/fs.h b/include/sys/fs.h
index f0dd33b..efc1466 100644
--- a/include/sys/fs.h
+++ b/include/sys/fs.h
@@ -29,10 +29,8 @@ extern "C" {
/* buflen: size of buffer, including null termination. */
/* */
/* return value: */
-/* zero upon successful resolution and buffer initialization */
-/* negative value returned upon failure, which is the actual value */
-/* returned by the underlying system call; accordingly, errno */
-/* is _not_ set by any of the above interfaces. */
+/* zero upon successful resolution and buffer initialization; */
+/* otherwise, -1 shall be returned and errno set to indicate the error. */
/* */
/* implementation: */
/* the above interfaces are async-safe, thread-safe, and re-entrant. */