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authorBjörn Jacke <bj@sernet.de>2009-02-11 21:19:01 +0100
committerVolker Lendecke <vl@samba.org>2009-02-12 13:00:44 +0100
commit263b798db9bd6c26a51fbf38e4d5d693d234fa5f (patch)
tree291241189f9c636fa1ec4f6ef5cee4ab4b9b386e
parentaff48fba1825b2838818ab2f1d037fae32ae132a (diff)
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tidy up timestamp checks
AC_CHECK_MEMBERS should be a sufficient check, there's no need to do manual compile tests. We can also assume that we have ctime and atime members when we have the mtime member.
-rw-r--r--source3/configure.in300
-rw-r--r--source3/lib/time.c66
2 files changed, 47 insertions, 319 deletions
diff --git a/source3/configure.in b/source3/configure.in
index 8e49074533..46e863a14d 100644
--- a/source3/configure.in
+++ b/source3/configure.in
@@ -1299,301 +1299,29 @@ fi
#################################################
# Check whether struct stat has timestamps with sub-second resolution.
-# At least IRIX and Solaris have these. FREEBSD does as well,
-# but with different members
#
-# We check that
-# all of st_mtim, st_atim and st_ctim exist
-# all of the members are in fact of type struct timespec
-#
-# There is some conflicting standards weirdness about whether we should use
-# "struct timespec" or "timespec_t". Linux doesn't have timespec_t, so we
-# prefer struct timespec.
-AC_CACHE_CHECK([whether struct stat has timespec timestamps],
- samba_cv_stat_timespec_hires,
- [
- AC_TRY_COMPILE(
- [
-#if TIME_WITH_SYS_TIME
-# include <sys/time.h>
-# include <time.h>
-#else
-# if HAVE_SYS_TIME_H
-# include <sys/time.h>
-# else
-# include <time.h>
-# endif
-#endif
-#ifdef HAVE_SYS_STAT_H
-#include <sys/stat.h>
-#endif
- ],
- [
- struct timespec t;
- struct stat s = {0};
- t = s.st_mtimespec;
- t = s.st_ctimespec;
- t = s.st_atimespec;
- ],
- samba_cv_stat_timespec_hires=yes, samba_cv_stat_timespec_hires=no)
- ])
-if test x"$samba_cv_stat_timespec_hires" = x"yes" ; then
- AC_DEFINE(HAVE_STAT_ST_MTIMESPEC, 1, [whether struct stat contains st_mtimepec])
- AC_DEFINE(HAVE_STAT_ST_ATIMESPEC, 1, [whether struct stat contains st_atimespec])
- AC_DEFINE(HAVE_STAT_ST_CTIMESPEC, 1, [whether struct stat contains st_ctimespec])
- AC_DEFINE(HAVE_STAT_HIRES_TIMESTAMPS, 1, [whether struct stat has sub-second timestamps])
-fi
-
-
-
-AC_CACHE_CHECK([whether struct stat has sub-second timestamps], samba_cv_stat_hires,
- [
- AC_TRY_COMPILE(
- [
-#if TIME_WITH_SYS_TIME
-# include <sys/time.h>
-# include <time.h>
-#else
-# if HAVE_SYS_TIME_H
-# include <sys/time.h>
-# else
-# include <time.h>
-# endif
-#endif
-#ifdef HAVE_SYS_STAT_H
-#include <sys/stat.h>
-#endif
- ],
- [
- struct timespec t;
- struct stat s = {0};
- t.tv_sec = s.st_mtim.tv_sec;
- t.tv_nsec = s.st_mtim.tv_nsec;
- t.tv_sec = s.st_ctim.tv_sec;
- t.tv_nsec = s.st_ctim.tv_nsec;
- t.tv_sec = s.st_atim.tv_sec;
- t.tv_nsec = s.st_atim.tv_nsec;
- ],
- samba_cv_stat_hires=yes, samba_cv_stat_hires=no)
- ])
+samba_cv_stat_hires=no
+AC_CHECK_MEMBERS([struct stat.st_mtim.tv_nsec], # Linux, Solaris
+ [samba_cv_stat_hires=yes])
+AC_CHECK_MEMBERS([struct stat.st_mtimensec], # BSD, if defined _POSIX_SOURCE
+ [samba_cv_stat_hires=yes])
+AC_CHECK_MEMBERS([struct stat.st_mtimespec.tv_nsec], # BSD, if not defined _POSIX_SOURCE
+ [samba_cv_stat_hires=yes])
+AC_CHECK_MEMBERS([struct stat.st_mtime_n], # AIX
+ [samba_cv_stat_hires=yes])
+AC_CHECK_MEMBERS([struct stat.st_umtime], # Tru64
+ [samba_cv_stat_hires=yes])
if test x"$samba_cv_stat_hires" = x"yes" ; then
- AC_DEFINE(HAVE_STAT_ST_MTIM, 1, [whether struct stat contains st_mtim])
- AC_DEFINE(HAVE_STAT_ST_ATIM, 1, [whether struct stat contains st_atim])
- AC_DEFINE(HAVE_STAT_ST_CTIM, 1, [whether struct stat contains st_ctim])
AC_DEFINE(HAVE_STAT_HIRES_TIMESTAMPS, 1,
[whether struct stat has sub-second timestamps])
fi
-AC_CACHE_CHECK([whether struct stat has sub-second timestamps without struct timespec suffixed nsec], samba_cv_stat_hires_notimespec,
- [
- AC_TRY_COMPILE(
- [
-#if TIME_WITH_SYS_TIME
-# include <sys/time.h>
-# include <time.h>
-#else
-# if HAVE_SYS_TIME_H
-# include <sys/time.h>
-# else
-# include <time.h>
-# endif
-#endif
-#ifdef HAVE_SYS_STAT_H
-#include <sys/stat.h>
-#endif
- ],
- [
- struct timespec t;
- struct stat s = {0};
- t.tv_sec = s.st_mtime;
- t.tv_nsec = s.st_mtimensec;
- t.tv_sec = s.st_ctime;
- t.tv_nsec = s.st_ctimensec;
- t.tv_sec = s.st_atime;
- t.tv_nsec = s.st_atimensec;
- ],
- samba_cv_stat_hires_notimespec=yes, samba_cv_stat_hires_notimespec=no)
- ])
-
-if test x"$samba_cv_stat_hires_notimespec" = x"yes" ; then
- AC_DEFINE(HAVE_STAT_ST_MTIMENSEC, 1, [whether struct stat contains st_mtimensec])
- AC_DEFINE(HAVE_STAT_ST_ATIMENSEC, 1, [whether struct stat contains st_atimensec])
- AC_DEFINE(HAVE_STAT_ST_CTIMENSEC, 1, [whether struct stat contains st_ctimensec])
- AC_DEFINE(HAVE_STAT_HIRES_TIMESTAMPS, 1,
- [whether struct stat has sub-second timestamps without struct timespec suffixed nsec])
-fi
-
-dnl AIX stype sub-second timestamps:
-AC_CACHE_CHECK([whether struct stat has sub-second timestamps without struct timespec suffixed _n], samba_cv_stat_hires_notimespec_n,
- [
- AC_TRY_COMPILE(
- [
-#if TIME_WITH_SYS_TIME
-# include <sys/time.h>
-# include <time.h>
-#else
-# if HAVE_SYS_TIME_H
-# include <sys/time.h>
-# else
-# include <time.h>
-# endif
-#endif
-#ifdef HAVE_SYS_STAT_H
-#include <sys/stat.h>
-#endif
- ],
- [
- struct timespec t;
- struct stat s = {0};
- t.tv_sec = s.st_mtime;
- t.tv_nsec = s.st_mtime_n;
- t.tv_sec = s.st_ctime;
- t.tv_nsec = s.st_ctime_n;
- t.tv_sec = s.st_atime;
- t.tv_nsec = s.st_atime_n;
- ],
- samba_cv_stat_hires_notimespec_n=yes, samba_cv_stat_hires_notimespec_n=no)
- ])
-
-if test x"$samba_cv_stat_hires_notimespec_n" = x"yes" ; then
- AC_DEFINE(HAVE_STAT_ST_MTIME_N, 1, [whether struct stat contains st_mtime_n])
- AC_DEFINE(HAVE_STAT_ST_ATIME_N, 1, [whether struct stat contains st_atime_n])
- AC_DEFINE(HAVE_STAT_ST_CTIME_N, 1, [whether struct stat contains st_ctime_n])
- AC_DEFINE(HAVE_STAT_HIRES_TIMESTAMPS, 1,
- [whether struct stat has sub-second timestamps without struct timespec suffixed _n])
-fi
-
-dnl Tru64 has _micro_second_ resolution:
-AC_CACHE_CHECK([whether struct stat has sub-second timestamps in st_uXtime], samba_cv_stat_hires_uxtime,
- [
- AC_TRY_COMPILE(
- [
-#if TIME_WITH_SYS_TIME
-# include <sys/time.h>
-# include <time.h>
-#else
-# if HAVE_SYS_TIME_H
-# include <sys/time.h>
-# else
-# include <time.h>
-# endif
-#endif
-#ifdef HAVE_SYS_STAT_H
-#include <sys/stat.h>
-#endif
- ],
- [
- struct timespec t;
- struct stat s = {0};
- t.tv_sec = s.st_mtime;
- t.tv_nsec = s.st_umtime * 1000;
- t.tv_sec = s.st_ctime;
- t.tv_nsec = s.st_uctime * 1000;
- t.tv_sec = s.st_atime;
- t.tv_nsec = s.st_uatime * 1000;
- ],
- samba_cv_stat_hires_uxtime=yes, samba_cv_stat_hires_uxtime=no)
- ])
-
-if test x"$samba_cv_stat_hires_uxtime" = x"yes" ; then
- AC_DEFINE(HAVE_STAT_ST_UMTIME, 1, [whether struct stat contains st_umtime])
- AC_DEFINE(HAVE_STAT_ST_UATIME, 1, [whether struct stat contains st_uatime])
- AC_DEFINE(HAVE_STAT_ST_UCTIME, 1, [whether struct stat contains st_uctime])
- AC_DEFINE(HAVE_STAT_HIRES_TIMESTAMPS, 1,
- [whether struct stat has sub-second timestamps in st_uXtime])
-fi
-
-AC_CACHE_CHECK([whether struct stat has st_birthtimespec], samba_cv_stat_st_birthtimespec,
- [
- AC_TRY_COMPILE(
- [
-#if TIME_WITH_SYS_TIME
-# include <sys/time.h>
-# include <time.h>
-#else
-# if HAVE_SYS_TIME_H
-# include <sys/time.h>
-# else
-# include <time.h>
-# endif
-#endif
-#ifdef HAVE_SYS_STAT_H
-#include <sys/stat.h>
-#endif
- ],
- [
- struct timespec t;
- struct stat s = {0};
- t = s.st_birthtimespec;
- ],
- samba_cv_stat_st_birthtimespec=yes, samba_cv_stat_st_birthtimespec=no)
- ])
-
-if test x"$samba_cv_stat_st_birthtimespec" = x"yes" ; then
- AC_DEFINE(HAVE_STAT_ST_BIRTHTIMESPEC, 1, [whether struct stat contains st_birthtimespec])
-fi
-
-AC_CACHE_CHECK([whether struct stat has st_birthtimensec], samba_cv_stat_st_birthtimensec,
- [
- AC_TRY_COMPILE(
- [
-#if TIME_WITH_SYS_TIME
-# include <sys/time.h>
-# include <time.h>
-#else
-# if HAVE_SYS_TIME_H
-# include <sys/time.h>
-# else
-# include <time.h>
-# endif
-#endif
-#ifdef HAVE_SYS_STAT_H
-#include <sys/stat.h>
-#endif
- ],
- [
- struct timespec t;
- struct stat s = {0};
- t.tv_nsec = s.st_birthtimensec;
- ],
- samba_cv_stat_st_birthtimensec=yes, samba_cv_stat_st_birthtimensec=no)
- ])
-
-if test x"$samba_cv_stat_st_birthtimensec" = x"yes" ; then
- AC_DEFINE(HAVE_STAT_ST_BIRTHTIMENSEC, 1, [whether struct stat contains st_birthtimensec])
-fi
+# recent FreeBSD, NetBSD have creation timestamps called birthtime:
+AC_CHECK_MEMBERS([struct stat.st_birthtimespec.tv_nsec])
+AC_CHECK_MEMBERS([struct stat.st_birthtime], AC_CHECK_MEMBERS([struct stat.st_birthtimensec]))
-AC_CACHE_CHECK([whether struct stat has st_birthtime], samba_cv_stat_st_birthtime,
- [
- AC_TRY_COMPILE(
- [
-#if TIME_WITH_SYS_TIME
-# include <sys/time.h>
-# include <time.h>
-#else
-# if HAVE_SYS_TIME_H
-# include <sys/time.h>
-# else
-# include <time.h>
-# endif
-#endif
-#ifdef HAVE_SYS_STAT_H
-#include <sys/stat.h>
-#endif
- ],
- [
- struct time_t t;
- struct stat s = {0};
- t = s.st_birthtime;
- ],
- samba_cv_stat_st_birthtime=yes, samba_cv_stat_st_birthtime=no)
- ])
-
-if test x"$samba_cv_stat_st_birthtime" = x"yes" ; then
- AC_DEFINE(HAVE_STAT_ST_BIRTHTIME, 1, [whether struct stat contains st_birthtime])
-fi
AC_CACHE_CHECK([whether there is DOS flags support in the stat struct], samba_cv_stat_dos_flags,
[
diff --git a/source3/lib/time.c b/source3/lib/time.c
index e2cfe687b2..865456b23b 100644
--- a/source3/lib/time.c
+++ b/source3/lib/time.c
@@ -360,12 +360,12 @@ struct timespec get_create_timespec(const SMB_STRUCT_STAT *pst,bool fake_dirs)
return ret;
}
-#if defined(HAVE_STAT_ST_BIRTHTIMESPEC)
+#if defined(HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC)
ret = pst->st_birthtimespec;
-#elif defined(HAVE_STAT_ST_BIRTHTIMENSEC)
+#elif defined(HAVE_STRUCT_STAT_ST_BIRTHTIMENSEC)
ret.tv_sec = pst->st_birthtime;
ret.tv_nsec = pst->st_birthtimenspec;
-#elif defined(HAVE_STAT_ST_BIRTHTIME)
+#elif defined(HAVE_STRUCT_STAT_ST_BIRTHTIME)
ret.tv_sec = pst->st_birthtime;
ret.tv_nsec = 0;
#else
@@ -397,24 +397,24 @@ struct timespec get_atimespec(const SMB_STRUCT_STAT *pst)
ret.tv_nsec = 0;
return ret;
#else
-#if defined(HAVE_STAT_ST_ATIM)
+#if defined(HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC)
return pst->st_atim;
-#elif defined(HAVE_STAT_ST_ATIMENSEC)
+#elif defined(HAVE_STRUCT_STAT_ST_MTIMENSEC)
struct timespec ret;
ret.tv_sec = pst->st_atime;
ret.tv_nsec = pst->st_atimensec;
return ret;
-#elif defined(HAVE_STAT_ST_ATIME_N)
+#elif defined(HAVE_STRUCT_STAT_ST_MTIME_N)
struct timespec ret;
ret.tv_sec = pst->st_atime;
ret.tv_nsec = pst->st_atime_n;
return ret;
-#elif defined(HAVE_STAT_ST_UATIME)
+#elif defined(HAVE_STRUCT_STAT_ST_UMTIME)
struct timespec ret;
ret.tv_sec = pst->st_atime;
ret.tv_nsec = pst->st_uatime * 1000;
return ret;
-#elif defined(HAVE_STAT_ST_ATIMESPEC)
+#elif defined(HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC)
return pst->st_atimespec;
#else
#error CONFIGURE_ERROR_IN_DETECTING_TIMESPEC_IN_STAT
@@ -428,18 +428,18 @@ void set_atimespec(SMB_STRUCT_STAT *pst, struct timespec ts)
/* Old system - no ns timestamp. */
pst->st_atime = ts.tv_sec;
#else
-#if defined(HAVE_STAT_ST_ATIM)
+#if defined(HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC)
pst->st_atim = ts;
-#elif defined(HAVE_STAT_ST_ATIMENSEC)
+#elif defined(HAVE_STRUCT_STAT_ST_MTIMENSEC)
pst->st_atime = ts.tv_sec;
pst->st_atimensec = ts.tv_nsec;
-#elif defined(HAVE_STAT_ST_ATIME_N)
+#elif defined(HAVE_STRUCT_STAT_ST_MTIME_N)
pst->st_atime = ts.tv_sec;
pst->st_atime_n = ts.tv_nsec;
-#elif defined(HAVE_STAT_ST_UATIME)
+#elif defined(HAVE_STRUCT_STAT_ST_UMTIME)
pst->st_atime = ts.tv_sec;
pst->st_uatime = ts.tv_nsec / 1000;
-#elif defined(HAVE_STAT_ST_ATIMESPEC)
+#elif defined(HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC)
pst->st_atimespec = ts;
#else
#error CONFIGURE_ERROR_IN_DETECTING_TIMESPEC_IN_STAT
@@ -457,24 +457,24 @@ struct timespec get_mtimespec(const SMB_STRUCT_STAT *pst)
ret.tv_nsec = 0;
return ret;
#else
-#if defined(HAVE_STAT_ST_MTIM)
+#if defined(HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC)
return pst->st_mtim;
-#elif defined(HAVE_STAT_ST_MTIMENSEC)
+#elif defined(HAVE_STRUCT_STAT_ST_MTIMENSEC)
struct timespec ret;
ret.tv_sec = pst->st_mtime;
ret.tv_nsec = pst->st_mtimensec;
return ret;
-#elif defined(HAVE_STAT_ST_MTIME_N)
+#elif defined(HAVE_STRUCT_STAT_ST_MTIME_N)
struct timespec ret;
ret.tv_sec = pst->st_mtime;
ret.tv_nsec = pst->st_mtime_n;
return ret;
-#elif defined(HAVE_STAT_ST_UMTIME)
+#elif defined(HAVE_STRUCT_STAT_ST_UMTIME)
struct timespec ret;
ret.tv_sec = pst->st_mtime;
ret.tv_nsec = pst->st_umtime * 1000;
return ret;
-#elif defined(HAVE_STAT_ST_MTIMESPEC)
+#elif defined(HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC)
return pst->st_mtimespec;
#else
#error CONFIGURE_ERROR_IN_DETECTING_TIMESPEC_IN_STAT
@@ -488,18 +488,18 @@ void set_mtimespec(SMB_STRUCT_STAT *pst, struct timespec ts)
/* Old system - no ns timestamp. */
pst->st_mtime = ts.tv_sec;
#else
-#if defined(HAVE_STAT_ST_MTIM)
+#if defined(HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC)
pst->st_mtim = ts;
-#elif defined(HAVE_STAT_ST_MTIMENSEC)
+#elif defined(HAVE_STRUCT_STAT_ST_MTIMENSEC)
pst->st_mtime = ts.tv_sec;
pst->st_mtimensec = ts.tv_nsec;
-#elif defined(HAVE_STAT_ST_MTIME_N)
+#elif defined(HAVE_STRUCT_STAT_ST_MTIME_N)
pst->st_mtime = ts.tv_sec;
pst->st_mtime_n = ts.tv_nsec;
-#elif defined(HAVE_STAT_ST_UMTIME)
+#elif defined(HAVE_STRUCT_STAT_ST_UMTIME)
pst->st_mtime = ts.tv_sec;
pst->st_umtime = ts.tv_nsec / 1000;
-#elif defined(HAVE_STAT_ST_MTIMESPEC)
+#elif defined(HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC)
pst->st_mtimespec = ts;
#else
#error CONFIGURE_ERROR_IN_DETECTING_TIMESPEC_IN_STAT
@@ -517,24 +517,24 @@ struct timespec get_ctimespec(const SMB_STRUCT_STAT *pst)
ret.tv_nsec = 0;
return ret;
#else
-#if defined(HAVE_STAT_ST_CTIM)
+#if defined(HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC)
return pst->st_ctim;
-#elif defined(HAVE_STAT_ST_CTIMENSEC)
+#elif defined(HAVE_STRUCT_STAT_ST_MTIMENSEC)
struct timespec ret;
ret.tv_sec = pst->st_ctime;
ret.tv_nsec = pst->st_ctimensec;
return ret;
-#elif defined(HAVE_STAT_ST_CTIME_N)
+#elif defined(HAVE_STRUCT_STAT_ST_MTIME_N)
struct timespec ret;
ret.tv_sec = pst->st_ctime;
ret.tv_nsec = pst->st_ctime_n;
return ret;
-#elif defined(HAVE_STAT_ST_UCTIME)
+#elif defined(HAVE_STRUCT_STAT_ST_UMTIME)
struct timespec ret;
ret.tv_sec = pst->st_ctime;
ret.tv_nsec = pst->st_uctime * 1000;
return ret;
-#elif defined(HAVE_STAT_ST_CTIMESPEC)
+#elif defined(HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC)
return pst->st_ctimespec;
#else
#error CONFIGURE_ERROR_IN_DETECTING_TIMESPEC_IN_STAT
@@ -548,18 +548,18 @@ void set_ctimespec(SMB_STRUCT_STAT *pst, struct timespec ts)
/* Old system - no ns timestamp. */
pst->st_ctime = ts.tv_sec;
#else
-#if defined(HAVE_STAT_ST_CTIM)
+#if defined(HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC)
pst->st_ctim = ts;
-#elif defined(HAVE_STAT_ST_CTIMENSEC)
+#elif defined(HAVE_STRUCT_STAT_ST_MTIMENSEC)
pst->st_ctime = ts.tv_sec;
pst->st_ctimensec = ts.tv_nsec;
-#elif defined(HAVE_STAT_ST_CTIME_N)
+#elif defined(HAVE_STRUCT_STAT_ST_MTIME_N)
pst->st_ctime = ts.tv_sec;
pst->st_ctime_n = ts.tv_nsec;
-#elif defined(HAVE_STAT_ST_UCTIME)
+#elif defined(HAVE_STRUCT_STAT_ST_UMTIME)
pst->st_ctime = ts.tv_sec;
pst->st_uctime = ts.tv_nsec / 1000;
-#elif defined(HAVE_STAT_ST_CTIMESPEC)
+#elif defined(HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC)
pst->st_ctimespec = ts;
#else
#error CONFIGURE_ERROR_IN_DETECTING_TIMESPEC_IN_STAT