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| author | Panu Matilainen <pmatilai@redhat.com> | 2009-09-07 11:16:16 +0300 |
|---|---|---|
| committer | Panu Matilainen <pmatilai@redhat.com> | 2009-09-07 11:16:16 +0300 |
| commit | c51a167cb758aa378e27a9065b1641f758b11cac (patch) | |
| tree | 7263c3551c296816336aa8da1c8fb338b4a5b42c /rpmio | |
| parent | d8cffcff15cb74d4b2db124711a16afdfc079500 (diff) | |
| download | rpm-c51a167cb758aa378e27a9065b1641f758b11cac.tar.gz rpm-c51a167cb758aa378e27a9065b1641f758b11cac.tar.bz2 rpm-c51a167cb758aa378e27a9065b1641f758b11cac.zip | |
Add RPM_GNUC_NONNULL macro for portable use of gcc nonnull attribute
- gcc itself can only warn on literal NULL's passed where nonnull is
expected but static analyzers can make better use of the info
Diffstat (limited to 'rpmio')
| -rw-r--r-- | rpmio/rpmutil.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/rpmio/rpmutil.h b/rpmio/rpmutil.h index 19a7a9c23..746dae576 100644 --- a/rpmio/rpmutil.h +++ b/rpmio/rpmutil.h @@ -71,9 +71,12 @@ #endif /* __GNUC__ */ #if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 3) -# define RPM_GNUC_MAY_ALIAS __attribute__((may_alias)) +#define RPM_GNUC_MAY_ALIAS __attribute__((may_alias)) +#define RPM_GNUC_NONNULL( ... ) \ + __attribute__((__nonnull__ (__VA_ARGS__))) #else -# define RPM_GNUC_MAY_ALIAS +#define RPM_GNUC_MAY_ALIAS +#define RPM_GNUC_NONNULL( ... ) #endif #if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) |