From: Bruno Haible <bruno@clisp.org>
Date: Sun, 6 Sep 2009 20:36:55 +0000 (+0200)
Subject: Set errno to ENOSYS when a function is entirely unsupported.
X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=dd62ffcdad44eac2bc21f57a98bf1a57c893f989;p=pspp

Set errno to ENOSYS when a function is entirely unsupported.
---

diff --git a/ChangeLog b/ChangeLog
index 07a30026e9..a1758037d8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2009-09-06  Bruno Haible  <bruno@clisp.org>
+
+	Set errno to ENOSYS when a function is entirely unsupported.
+	* lib/chown.c (rpl_chown) [!HAVE_CHOWN]: Set errno to ENOSYS instead of
+	EOPNOTSUPP.
+	* lib/lchown.c (lchown) [!HAVE_CHOWN]: Likewise.
+	* modules/chown (Depends-on): Remove errno.
+
 2009-09-06  Bruno Haible  <bruno@clisp.org>
 
 	* doc/posix-headers/fcntl.texi (AT_*): Mention affected platforms.
diff --git a/lib/chown.c b/lib/chown.c
index cca1d7f3c6..b851cbc4c0 100644
--- a/lib/chown.c
+++ b/lib/chown.c
@@ -103,7 +103,7 @@ rpl_chown (const char *file, uid_t uid, gid_t gid)
   return chown (file, uid, gid);
 
 #else /* !HAVE_CHOWN */
-  errno = EOPNOTSUPP;
+  errno = ENOSYS;
   return -1;
 #endif
 }
diff --git a/lib/lchown.c b/lib/lchown.c
index 10ba1c9e5c..8cf10dd0c2 100644
--- a/lib/lchown.c
+++ b/lib/lchown.c
@@ -52,7 +52,7 @@ lchown (const char *file, uid_t uid, gid_t gid)
   return chown (file, uid, gid);
 
 #else /* !HAVE_CHOWN */
-  errno = EOPNOTSUPP;
+  errno = ENOSYS;
   return -1;
 #endif
 }
diff --git a/modules/chown b/modules/chown
index 7cd07f590b..cf9921089b 100644
--- a/modules/chown
+++ b/modules/chown
@@ -7,7 +7,6 @@ lib/fchown-stub.c
 m4/chown.m4
 
 Depends-on:
-errno
 open
 unistd
 sys_stat