diff options
| -rw-r--r-- | configure.ac | 14 | ||||
| -rw-r--r-- | src/bindfs.c | 10 |
2 files changed, 21 insertions, 3 deletions
diff --git a/configure.ac b/configure.ac index 085eeed..01c8248 100644 --- a/configure.ac +++ b/configure.ac @@ -44,6 +44,20 @@ AC_SUBST([my_LDFLAGS]) AC_CHECK_FUNCS([lutimes utimensat]) AC_CHECK_FUNCS([setxattr getxattr listxattr removexattr]) AC_CHECK_FUNCS([lsetxattr lgetxattr llistxattr lremovexattr]) +AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM([[ + #define BSD_SOURCE_ + #include <sys/types.h> + #include <sys/stat.h> + #include <unistd.h> + void foo() { struct stat st; st.st_mtim.tv_nsec = 123; } + ]])], + [AC_DEFINE( + [HAVE_STAT_NANOSEC], + [1], + [Define if struct stat has st_mtim.tv_nsec etc.] + )] +) # Check for fuse PKG_CHECK_MODULES([fuse], [fuse >= 2.6.0]) diff --git a/src/bindfs.c b/src/bindfs.c index 1138592..67722a3 100644 --- a/src/bindfs.c +++ b/src/bindfs.c @@ -34,9 +34,8 @@ /* For >= 500 for pread/pwrite and readdir_r; >= 700 for utimensat */ #define _XOPEN_SOURCE 700 -#if !HAVE_UTIMENSAT && HAVE_LUTIMES +/* For stat() nanosecond precision and lutimes() */ #define _BSD_SOURCE -#endif #include <stdlib.h> #include <stddef.h> @@ -253,8 +252,13 @@ static int getattr_common(const char *procpath, struct stat *stbuf) /* Copy mtime (file content modification time) to ctime (inode/status change time) if the user asked for that */ - if (settings.ctime_from_mtime) + if (settings.ctime_from_mtime) { +#ifdef HAVE_STAT_NANOSEC + stbuf->st_ctim = stbuf->st_mtim; +#else stbuf->st_ctime = stbuf->st_mtime; +#endif + } /* Possibly map user/group */ stbuf->st_uid = usermap_get_uid_or_default(settings.usermap, stbuf->st_uid, stbuf->st_uid); |