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authorAlban Crequy <alban@endocode.com>2015-03-10 18:15:52 +0100
committerLennart Poettering <lennart@poettering.net>2015-03-10 18:23:46 +0100
commitf85ef957e647c5182acf5e64298f68e4b7fbfe8f (patch)
tree505151f058adc41e72d262d044cc2b0092a148aa /src/import/import-tar.c
parent27cc6f166bdebc0e698fb692993b801db2618866 (diff)
util: add rename_noreplace
renameat2() exists since Linux 3.15 but btrfs support for the flag RENAME_NOREPLACE was added later. This patch implements a fallback when renameat2() returns EINVAL. EINVAL is the error returned when the filesystem does not support one of the flags.
Diffstat (limited to 'src/import/import-tar.c')
-rw-r--r--src/import/import-tar.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/import/import-tar.c b/src/import/import-tar.c
index dd95575660..ef2345c7b9 100644
--- a/src/import/import-tar.c
+++ b/src/import/import-tar.c
@@ -201,8 +201,9 @@ static int tar_import_finish(TarImport *i) {
(void) rm_rf_dangerous(i->final_path, false, true, false);
}
- if (renameat2(AT_FDCWD, i->temp_path, AT_FDCWD, i->final_path, RENAME_NOREPLACE) < 0)
- return log_error_errno(errno, "Failed to move image into place: %m");
+ r = rename_noreplace(AT_FDCWD, i->temp_path, AT_FDCWD, i->final_path);
+ if (r < 0)
+ return log_error_errno(r, "Failed to move image into place: %m");
free(i->temp_path);
i->temp_path = NULL;