svn commit: r206998 - head/lib/libc/stdlib

[Konstantin Belousov]

Author: kib
Date: Wed Apr 21 16:41:02 2010
New Revision: 206998
URL: http://svn.freebsd.org/changeset/base/206998

Log:
  Add standards section, improve wording, taking into account the handling
  of NULL and changed type in declaration.
  
  Suggested by:	bde
  MFC after:	2 weeks

Modified:
  head/lib/libc/stdlib/realpath.3

Modified: head/lib/libc/stdlib/realpath.3
==============================================================================
--- head/lib/libc/stdlib/realpath.3	Wed Apr 21 16:38:37 2010	(r206997)
+++ head/lib/libc/stdlib/realpath.3	Wed Apr 21 16:41:02 2010	(r206998)
@@ -94,14 +94,11 @@ If an error occurs,
 .Fn realpath
 returns
 .Dv NULL ,
-and
-.Fa resolved_path
-contains the pathname which caused the problem.
-If
+and if
 .Fa resolved_path
-was
+is not
 .Dv NULL ,
-then information of the failed pathname component is lost.
+the array that it points to contains the pathname which caused the problem.
 .Sh ERRORS
 The function
 .Fn realpath
@@ -126,6 +123,11 @@ when given a relative
 .Fa pathname .
 .Sh "SEE ALSO"
 .Xr getcwd 3
+.Sh STANDARDS
+The
+.Fn realpath
+function conforms to
+.St -p1003.1-2001 .
 .Sh HISTORY
 The
 .Fn realpath