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| author | Lennart Poettering <lennart@poettering.net> | 2012-09-19 22:21:09 +0200 |
|---|---|---|
| committer | Lennart Poettering <lennart@poettering.net> | 2012-09-19 22:21:09 +0200 |
| commit | 7d5e9c0f60cddf01ec803012cbdc02d2f55b78c1 (patch) | |
| tree | ecb5dc336ce9e0ecf6d5e3b6757b0a10f7f1e692 /src/shared/util.h | |
| parent | 57f3067825d9361d7487f272bfaff3b36c684c62 (diff) | |
util: define union dirent_storage and make use of it everywhere
Make sure to allocate enough space for readdir_r().
https://bugzilla.redhat.com/show_bug.cgi?id=858754
Diffstat (limited to 'src/shared/util.h')
| -rw-r--r-- | src/shared/util.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/shared/util.h b/src/shared/util.h index 2429339f5b..e5728bd87e 100644 --- a/src/shared/util.h +++ b/src/shared/util.h @@ -35,6 +35,7 @@ #include <sys/stat.h> #include <dirent.h> #include <sys/resource.h> +#include <stddef.h> #include "macro.h" @@ -46,6 +47,12 @@ typedef struct dual_timestamp { usec_t monotonic; } dual_timestamp; +union dirent_storage { + struct dirent de; + uint8_t storage[offsetof(struct dirent, d_name) + + ((NAME_MAX + 1 + sizeof(long)) & ~(sizeof(long) - 1))]; +}; + #define MSEC_PER_SEC 1000ULL #define USEC_PER_SEC 1000000ULL #define USEC_PER_MSEC 1000ULL |