summaryrefslogtreecommitdiff
path: root/lib/libc
diff options
context:
space:
mode:
authorMarc Espie <espie@cvs.openbsd.org>1998-11-10 22:27:31 +0000
committerMarc Espie <espie@cvs.openbsd.org>1998-11-10 22:27:31 +0000
commiteef0484f3135b29ae3461b131cf54b2589ec1468 (patch)
tree8b2a685db6b56d87b07a78db4705644303cd7a84 /lib/libc
parent33417308575479cc36903ad5eb22bc82ed130b15 (diff)
getenv() result is read-only, unless you're looking for trouble.
Diffstat (limited to 'lib/libc')
-rw-r--r--lib/libc/stdlib/getenv.36
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/libc/stdlib/getenv.3 b/lib/libc/stdlib/getenv.3
index 24a8d3d0953..ed89ccbe7d3 100644
--- a/lib/libc/stdlib/getenv.3
+++ b/lib/libc/stdlib/getenv.3
@@ -33,7 +33,7 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
-.\" $OpenBSD: getenv.3,v 1.2 1996/08/10 05:03:00 tholo Exp $
+.\" $OpenBSD: getenv.3,v 1.3 1998/11/10 22:27:30 espie Exp $
.\"
.Dd December 11, 1993
.Dt GETENV 3
@@ -119,6 +119,10 @@ return zero if successful; otherwise the global variable
.Va errno
is set to indicate the error and a
\-1 is returned.
+.Pp
+If
+.Fn getenv
+is succesful, the string returned should be considered read-only.
.Sh ERRORS
.Bl -tag -width [ENOMEM]
.It Bq Er ENOMEM