diff options
| author |   millert <millert@openbsd.org> | 2003-04-16 23:17:10 +0000 |
|---|---|---|
| committer | millert <millert@openbsd.org> | 2003-04-16 23:17:10 +0000 |
| commit | ae5abbc7cda367c57e2ba3ac19c7250ee03f2c21 (patch) | |
| tree | a933f74e3858e72ce83da976f1b75f7e851668f1 /lib/libc/stdio | |
| parent | string cleaning. ok tedu@ (diff) | |
| download | wireguard-openbsd-ae5abbc7cda367c57e2ba3ac19c7250ee03f2c21.tar.xz wireguard-openbsd-ae5abbc7cda367c57e2ba3ac19c7250ee03f2c21.zip | |
Warn people that the value of the pointer passed in to asprinf()
is implementation-specific when we get ENOMEM but mention that
*we* set it to NULL.
Diffstat (limited to 'lib/libc/stdio')
| -rw-r--r-- | lib/libc/stdio/printf.3 | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/lib/libc/stdio/printf.3 b/lib/libc/stdio/printf.3 index 27a49825bf5..0d17e6aec57 100644 --- a/lib/libc/stdio/printf.3 +++ b/lib/libc/stdio/printf.3 @@ -1,4 +1,4 @@ -.\" $OpenBSD: printf.3,v 1.38 2002/07/24 22:58:39 millert Exp $ +.\" $OpenBSD: printf.3,v 1.39 2003/04/16 23:17:10 millert Exp $ .\" .\" Copyright (c) 1990, 1991, 1993 .\" The Regents of the University of California. All rights reserved. @@ -146,9 +146,14 @@ This pointer should be passed to .Xr free 3 to release the allocated storage when it is no longer needed. If sufficient space cannot be allocated, these functions -will return \-1 and set +will return \-1. +The value of .Fa ret -to be a null pointer. +in this situation is implementation-dependent +(on +.Ox , +.Fa ret +will be set to the null pointer, but this behavior should not be relied upon). .Pp .Fn snprintf and |