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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-13 08:56:01 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-13 08:56:01 +0000 |
| commit | 502c540485a1626fce474639d572904a4e3c55fe (patch) | |
| tree | c8bb1ed8bda9ce49697a30eaab650191e9462e2a /lib/warn-on-use.h | |
| parent | Adding debian version 1.21.4-1. (diff) | |
| download | wget-502c540485a1626fce474639d572904a4e3c55fe.tar.xz wget-502c540485a1626fce474639d572904a4e3c55fe.zip | |
Merging upstream version 1.24.5.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'lib/warn-on-use.h')
| -rw-r--r-- | lib/warn-on-use.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/warn-on-use.h b/lib/warn-on-use.h index 3075603..701013a 100644 --- a/lib/warn-on-use.h +++ b/lib/warn-on-use.h @@ -1,5 +1,5 @@ /* A C macro for emitting warnings if a function is used. - Copyright (C) 2010-2023 Free Software Foundation, Inc. + Copyright (C) 2010-2024 Free Software Foundation, Inc. This program is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published @@ -32,6 +32,10 @@ _GL_WARN_ON_USE_ATTRIBUTE is for functions with 'static' or 'inline' linkage. + _GL_WARN_ON_USE should not be used more than once for a given function + in a given compilation unit (because this may generate a warning even + if the function is never called). + However, one of the reasons that a function is a portability trap is if it has the wrong signature. Declaring FUNCTION with a different signature in C is a compilation error, so this macro must use the |