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| author | Lennart Poettering <lennart@poettering.net> | 2014-01-28 13:25:51 +0100 |
|---|---|---|
| committer | Lennart Poettering <lennart@poettering.net> | 2014-01-28 13:25:51 +0100 |
| commit | c09918f97a3c2fc4c8320d327eafd287bc2138da (patch) | |
| tree | 29e1cc370d355f5459ed63782357e5aed740b8b2 | |
| parent | a6afc4aeaa5018859f8c8a397001ee4e3794545e (diff) | |
util: define O_TMPFILE on x86/x86-64, where the generic value is used
On other archs we'll not define it so that open_tmpfile() falls back to
unguessable name + unlink.
| -rw-r--r-- | src/shared/missing.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/shared/missing.h b/src/shared/missing.h index 4e62100030..939f81d9c4 100644 --- a/src/shared/missing.h +++ b/src/shared/missing.h @@ -327,3 +327,19 @@ static inline int name_to_handle_at(int fd, const char *name, struct file_handle #ifndef TMP_MAX # define TMP_MAX 238328 #endif + +#if defined(__i386__) || defined(__x86_64__) + +/* The precise definition of __O_TMPFILE is arch specific, so let's + * just define this on x86 where we know the value. */ + +#ifndef __O_TMPFILE +#define __O_TMPFILE 020000000 +#endif + +/* a horrid kludge trying to make sure that this will fail on old kernels */ +#ifndef O_TMPFILE +#define O_TMPFILE (__O_TMPFILE | O_DIRECTORY) +#endif + +#endif |