Mercurial > vim
comparison src/configure.ac @ 25953:d7e1cf30728c v8.2.3510
patch 8.2.3510: changes are only detected with one second accuracy
Commit: https://github.com/vim/vim/commit/0a7984af5601323fae7b3398f05a48087db7b767
Author: Leah Neukirchen <leah@vuxu.org>
Date: Thu Oct 14 21:27:55 2021 +0100
patch 8.2.3510: changes are only detected with one second accuracy
Problem: Changes are only detected with one second accuracy.
Solution: Use the nanosecond time if possible. (Leah Neukirchen,
closes #8873, closes #8875)
| author | Bram Moolenaar <Bram@vim.org> |
|---|---|
| date | Thu, 14 Oct 2021 22:30:04 +0200 |
| parents | 076f9b8e9632 |
| children | 13e09dc59f0f |
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| 25952:7eded0585ee0 | 25953:d7e1cf30728c |
|---|---|
| 3841 ]) | 3841 ]) |
| 3842 | 3842 |
| 3843 if test "x$vim_cv_stat_ignores_slash" = "xyes" ; then | 3843 if test "x$vim_cv_stat_ignores_slash" = "xyes" ; then |
| 3844 AC_DEFINE(STAT_IGNORES_SLASH) | 3844 AC_DEFINE(STAT_IGNORES_SLASH) |
| 3845 fi | 3845 fi |
| 3846 | |
| 3847 dnl nanoseconds field of struct stat | |
| 3848 AC_CACHE_CHECK([for nanoseconds field of struct stat], | |
| 3849 ac_cv_struct_st_mtim_nsec, | |
| 3850 [ac_save_CPPFLAGS="$CPPFLAGS" | |
| 3851 ac_cv_struct_st_mtim_nsec=no | |
| 3852 # st_mtim.tv_nsec -- the usual case | |
| 3853 # st_mtim._tv_nsec -- Solaris 2.6, if | |
| 3854 # (defined _XOPEN_SOURCE && _XOPEN_SOURCE_EXTENDED == 1 | |
| 3855 # && !defined __EXTENSIONS__) | |
| 3856 # st_mtim.st__tim.tv_nsec -- UnixWare 2.1.2 | |
| 3857 # st_mtime_n -- AIX 5.2 and above | |
| 3858 # st_mtimespec.tv_nsec -- Darwin (Mac OSX) | |
| 3859 for ac_val in st_mtim.tv_nsec st_mtim._tv_nsec st_mtim.st__tim.tv_nsec st_mtime_n st_mtimespec.tv_nsec; do | |
| 3860 CPPFLAGS="$ac_save_CPPFLAGS -DST_MTIM_NSEC=$ac_val" | |
| 3861 AC_TRY_COMPILE([#include <sys/types.h> | |
| 3862 #include <sys/stat.h>], [struct stat s; s.ST_MTIM_NSEC;], | |
| 3863 [ac_cv_struct_st_mtim_nsec=$ac_val; break]) | |
| 3864 done | |
| 3865 CPPFLAGS="$ac_save_CPPFLAGS" | |
| 3866 ]) | |
| 3867 if test $ac_cv_struct_st_mtim_nsec != no; then | |
| 3868 AC_DEFINE_UNQUOTED([ST_MTIM_NSEC], [$ac_cv_struct_st_mtim_nsec], | |
| 3869 [Define if struct stat contains a nanoseconds field]) | |
| 3870 fi | |
| 3846 | 3871 |
| 3847 dnl Link with iconv for charset translation, if not found without library. | 3872 dnl Link with iconv for charset translation, if not found without library. |
| 3848 dnl check for iconv() requires including iconv.h | 3873 dnl check for iconv() requires including iconv.h |
| 3849 dnl Add "-liconv" when possible; Solaris has iconv but use GNU iconv when it | 3874 dnl Add "-liconv" when possible; Solaris has iconv but use GNU iconv when it |
| 3850 dnl has been installed. | 3875 dnl has been installed. |