diff options
| author |   millert <millert@openbsd.org> | 2016-06-06 17:23:28 +0000 |
|---|---|---|
| committer | millert <millert@openbsd.org> | 2016-06-06 17:23:28 +0000 |
| commit | d8f672ac46c1e4fcbda7dc0f72cd0029166e94db (patch) | |
| tree | 1fe45f12b8012e73561ab291196c33aba8c4540f /lib/libc | |
| parent | Return EOVERFLOW, not ENOMEM for overflow conditions to match POSIX. (diff) | |
| download | wireguard-openbsd-d8f672ac46c1e4fcbda7dc0f72cd0029166e94db.tar.xz wireguard-openbsd-d8f672ac46c1e4fcbda7dc0f72cd0029166e94db.zip | |
Add ERRORS section, from FreeBSD. OK tedu@
Diffstat (limited to 'lib/libc')
| -rw-r--r-- | lib/libc/stdio/printf.3 | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/lib/libc/stdio/printf.3 b/lib/libc/stdio/printf.3 index e94ccf44267..c934cea6d46 100644 --- a/lib/libc/stdio/printf.3 +++ b/lib/libc/stdio/printf.3 @@ -1,4 +1,4 @@ -.\" $OpenBSD: printf.3,v 1.74 2015/10/13 12:25:04 millert Exp $ +.\" $OpenBSD: printf.3,v 1.75 2016/06/06 17:23:28 millert Exp $ .\" .\" Copyright (c) 1990, 1991, 1993 .\" The Regents of the University of California. All rights reserved. @@ -33,7 +33,7 @@ .\" .\" @(#)printf.3 8.1 (Berkeley) 6/4/93 .\" -.Dd $Mdocdate: October 13 2015 $ +.Dd $Mdocdate: June 6 2016 $ .Dt PRINTF 3 .Os .Sh NAME @@ -739,6 +739,21 @@ newfmt(const char *fmt, ...) return (p); } .Ed +.Sh ERRORS +In addition to the errors documented for the +.Xr write 2 +system call, the +.Fn printf +family of functions may fail if: +.Bl -tag -width Er +.It Bq Er EILSEQ +An invalid wide character code was encountered. +.It Bq Er ENOMEM +Insufficient storage space is available. +.It Bq Er EOVERFLOW +The return value would be too large to be represented by an +.Vt int . +.El .Sh SEE ALSO .Xr printf 1 , .Xr scanf 3 |