svn commit: r216086 - head/lib/libc/stdio
David Schultz
das at FreeBSD.org
Tue Nov 30 21:26:21 UTC 2010
Author: das
Date: Tue Nov 30 21:26:21 2010
New Revision: 216086
URL: http://svn.freebsd.org/changeset/base/216086
Log:
Update the documentation to reflect changes to the implementation in
r197752, which is related to handling of null buffer pointers. Also
make a few minor wording changes.
Reported by: jh@
Modified:
head/lib/libc/stdio/getline.3
Modified: head/lib/libc/stdio/getline.3
==============================================================================
--- head/lib/libc/stdio/getline.3 Tue Nov 30 21:08:59 2010 (r216085)
+++ head/lib/libc/stdio/getline.3 Tue Nov 30 21:26:21 2010 (r216086)
@@ -24,7 +24,7 @@
.\"
.\" $FreeBSD$
.\"
-.Dd March 29, 2009
+.Dd November 30, 2010
.Dt GETLINE 3
.Os
.Sh NAME
@@ -54,23 +54,23 @@ function is equivalent to
with the newline character as the delimiter.
The delimiter character is included as part of the line, unless
the end of the file is reached.
-The caller may provide a pointer to a malloc buffer for the line in
+.Pp
+The caller may provide a pointer to a malloced buffer for the line in
.Fa *linep ,
and the capacity of that buffer in
-.Fa *linecapp ;
-if
-.Fa *linecapp
-is 0, then
-.Fa *linep
-is treated as
-.Dv NULL .
-These functions may expand the buffer as needed, as if via
-.Fn realloc ,
-and update
+.Fa *linecapp .
+These functions expand the buffer as needed, as if via
+.Fn realloc .
+If
+.Fa linep
+points to a
+.Dv NULL
+pointer, a new buffer will be allocated.
+In either case,
.Fa *linep
and
.Fa *linecapp
-accordingly.
+will be updated accordingly.
.Sh RETURN VALUES
The
.Fn getdelim
@@ -140,7 +140,7 @@ No delimiter was found in the first
characters.
.El
.Pp
-These functions may also fail for any of the errors specified for
+These functions may also fail due to any of the errors specified for
.Fn fgets
and
.Fn malloc .
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