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| author | Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> | 2013-04-25 20:53:29 -0400 |
|---|---|---|
| committer | Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> | 2013-04-25 21:50:48 -0400 |
| commit | 2a371001f8d23533a339a150eeffa3215773058d (patch) | |
| tree | 158295689f5a089c643f6bee57cc1ee9fa9a78b3 /src/shared/util.h | |
| parent | e0a974b471cced122a91f03b3f635a6dd89e1499 (diff) | |
Use attribute(unused) in PROTECT_ERRNO
clang emits warnings about unused attribute _saved_errno_, which drown
out other—potentially useful—warnings. gcc documentation is not exactly
verbose about the effects of __attribute__((unused)) on variables, but
let's assume that it works if the unit test passes.
Diffstat (limited to 'src/shared/util.h')
| -rw-r--r-- | src/shared/util.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/shared/util.h b/src/shared/util.h index 68e87da7cd..e3fc876857 100644 --- a/src/shared/util.h +++ b/src/shared/util.h @@ -644,7 +644,7 @@ static inline void _reset_errno_(int *saved_errno) { errno = *saved_errno; } -#define PROTECT_ERRNO _cleanup_(_reset_errno_) int _saved_errno_ = errno +#define PROTECT_ERRNO _cleanup_(_reset_errno_) __attribute__((unused)) int _saved_errno_ = errno struct _umask_struct_ { mode_t mask; |