@@ -25,6 +25,10 @@
#define SAFE_UNLINKAT(dirfd, path, flags) \
safe_unlinkat(__FILE__, __LINE__, (dirfd), (path), (flags))
+#define SAFE_FCHOWNAT(dirfd, path, owner, group, flags) \
+ safe_fchownat(__FILE__, __LINE__, \
+ (dirfd), (path), (owner), (group), (flags))
+
const char *tst_decode_fd(const int fd)
__attribute__((warn_unused_result));
@@ -58,4 +62,9 @@ int safe_unlinkat(const char *const file, const int lineno,
const int dirfd, const char *const path, const int flags)
__attribute__ ((nonnull));
+int safe_fchownat(const char *const file, const int lineno,
+ const int dirfd, const char *const path, uid_t owner,
+ gid_t group, int flags)
+ __attribute__ ((nonnull));
+
#endif
@@ -195,3 +195,23 @@ int safe_unlinkat(const char *const file, const int lineno,
return rval;
}
+
+int safe_fchownat(const char *const file, const int lineno,
+ const int dirfd, const char *const path, uid_t owner, gid_t group, int flags)
+{
+ int rval;
+
+ rval = fchownat(dirfd, path, owner, group, flags);
+
+ if (rval == -1) {
+ tst_brk_(file, lineno, TBROK | TERRNO,
+ "fchownat(%d<%s>, '%s', %d, %d, %d) failed", dirfd,
+ tst_decode_fd(dirfd), path, owner, group, flags);
+ } else if (rval) {
+ tst_brk_(file, lineno, TBROK | TERRNO,
+ "Invalid fchownat(%d<%s>, '%s', %d, %d, %d) return value %d",
+ dirfd, tst_decode_fd(dirfd), path, owner, group, flags, rval);
+ }
+
+ return rval;
+}
Signed-off-by: Yang Xu <xuyang2018.jy@fujitsu.com> --- include/tst_safe_file_at.h | 9 +++++++++ lib/tst_safe_file_at.c | 20 ++++++++++++++++++++ 2 files changed, 29 insertions(+)