Check for varios members of struct stat that may represent file modification times...

[chaz/tar] / configure.ac

diff --git a/configure.ac b/configure.ac
index cba275441f581776b4a845be0983ba1f133e8bf8..40173d49910c38c5fb3f4bbc3e65a345ab02a739 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -18,7 +18,7 @@
 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 # 02111-1307, USA.
 
-AC_INIT([GNU tar], [1.13.90], [bug-tar@gnu.org])
+AC_INIT([GNU tar], [1.13.92], [bug-tar@gnu.org])
 AC_CONFIG_SRCDIR([src/tar.c])
 AC_CONFIG_AUX_DIR([config])
 AC_CONFIG_HEADERS([config.h:config.hin])
@@ -144,6 +144,11 @@ jm_FUNC_REALLOC
 jm_FUNC_UTIME
 jm_XSTRTOUMAX
 
+AC_CHECK_MEMBERS([struct stat.st_spare1, struct stat.st_atim.tv_nsec, struct stat.st_atimespec.tv_nsec, struct stat.st_atimensec], , ,
+                 [
+#include <sys/types.h>
+#include <sys/stat.h>])
+ 
 # Save and restore LIBS so e.g., -lrt, isn't added to it.  Otherwise, *all*
 # programs in the package would end up linked with that potentially-shared
 # library, inducing unnecessary run-time overhead.
@@ -160,7 +165,7 @@ tar_save_LIBS=$LIBS
   AC_CHECK_FUNCS(clock_gettime)
 LIBS=$tar_save_LIBS
 
-AC_CHECK_FUNCS(fsync lstat mkfifo readlink strerror symlink)
+AC_CHECK_FUNCS(fsync lstat mkfifo readlink strerror symlink setlocale utimes)
 AC_CHECK_DECLS([getgrgid],,, [#include <grp.h>])
 AC_CHECK_DECLS([getpwuid],,, [#include <pwd.h>])
 AC_CHECK_DECLS([valloc])
@@ -171,9 +176,10 @@ tar_save_LIBS=$LIBS
   AC_SEARCH_LIBS(setsockopt, [socket], ,
     [AC_SEARCH_LIBS(setsockopt, [socket], , , [-lnsl])])
   AC_SEARCH_LIBS(setsockopt, [nsl])
-  if test " $LIBS" != " $tar_save_LIBS"; then
-    LIB_SETSOCKOPT=$ac_cv_search_setsockopt
-  fi
+
+  case "$ac_cv_search_setsockopt" in
+    -l*) LIB_SETSOCKOPT=$ac_cv_search_setsockopt
+  esac
   AC_SUBST(LIB_SETSOCKOPT)
 LIBS=$tar_save_LIBS