Module Name: src
Committed By: martin
Date: Mon Jun 21 16:04:57 UTC 2021
Modified Files:
src/lib/libc/gen [netbsd-9]: setjmp.3
Log Message:
Pull up following revision(s) (requested by riastradh in ticket #1298):
lib/libc/gen/setjmp.3: revision 1.18
Clarify what happens when you longjmp(..., 0).
Derived from C99 7.13.2.1 `The longjmp function'.
To generate a diff of this commit:
cvs rdiff -u -r1.17 -r1.17.64.1 src/lib/libc/gen/setjmp.3
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/lib/libc/gen/setjmp.3
diff -u src/lib/libc/gen/setjmp.3:1.17 src/lib/libc/gen/setjmp.3:1.17.64.1
--- src/lib/libc/gen/setjmp.3:1.17 Sat May 31 16:15:07 2008
+++ src/lib/libc/gen/setjmp.3 Mon Jun 21 16:04:57 2021
@@ -1,4 +1,4 @@
-.\" $NetBSD: setjmp.3,v 1.17 2008/05/31 16:15:07 enami Exp $
+.\" $NetBSD: setjmp.3,v 1.17.64.1 2021/06/21 16:04:57 martin Exp $
.\"
.\" Copyright (c) 1990, 1991, 1993
.\" The Regents of the University of California. All rights reserved.
@@ -85,6 +85,15 @@ invocation of the
call had just returned the value specified by
.Fa val ,
instead of 0.
+The
+.Fn longjmp
+functions cannot cause
+.Fn setjmp
+to return 0; if
+.Fa val
+is 0,
+.Fn setjmp
+returns 1 instead.
.Pp
Pairs of calls may be intermixed, i.e., both
.Fn sigsetjmp
