mir/lxc
2
0
Fork 0
mirror of git://github.com/lxc/lxc synced 2025-09-02 12:49:33 +00:00
Code Issues Releases Wiki Activity

log: save errno on strerror_r()

Browse Source 
Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
This commit is contained in:
Christian Brauner
2018-09-03 14:19:06 +02:00
parent b7051eb7e6
commit a285b30814
1 changed files with 4 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
src/lxc/log.h
View File

@@ -344,7 +344,9 @@ ATTR_UNUSED static inline void LXC_##LEVEL(struct lxc_log_locinfo* locinfo, \
char errno_buf[MAXPATHLEN / 2] = {"Failed to get errno string"}; \ char errno_buf[MAXPATHLEN / 2] = {"Failed to get errno string"}; \
char *ptr = NULL; \ char *ptr = NULL; \
{ \ { \
int saved_errno = errno; \
ptr = strerror_r(errno, errno_buf, sizeof(errno_buf)); \ ptr = strerror_r(errno, errno_buf, sizeof(errno_buf)); \
errno = saved_errno; \
if (!ptr) \ if (!ptr) \
ptr = errno_buf; \ ptr = errno_buf; \
} }
@@ -353,7 +355,9 @@ ATTR_UNUSED static inline void LXC_##LEVEL(struct lxc_log_locinfo* locinfo, \
char errno_buf[MAXPATHLEN / 2] = {"Failed to get errno string"}; \ char errno_buf[MAXPATHLEN / 2] = {"Failed to get errno string"}; \
char *ptr = errno_buf; \ char *ptr = errno_buf; \
{ \ { \
int saved_errno = errno; \
(void)strerror_r(errno, errno_buf, sizeof(errno_buf)); \ (void)strerror_r(errno, errno_buf, sizeof(errno_buf)); \
errno = saved_errno; \
} }
#endif #endif
#elif ENFORCE_THREAD_SAFETY #elif ENFORCE_THREAD_SAFETY