Changeset 3281

Timestamp:

Jan 5, 2019, 1:57:11 AM (6 years ago)

Author:

bird

Message:

kmk/configure.ac: Detect st_atim.nsec too as we need this for our touch implementation.

Location:

trunk/src/kmk

Files:

• acinclude.m4 (modified) (1 diff)
• configure.ac (modified) (1 diff)

trunk/src/kmk/acinclude.m4 ¶

@@ -131 +131 @@
  ]
 )
+
+dnl bird: Copy of above for atime
+AC_DEFUN([AC_STRUCT_ST_ATIM_NSEC],
+ [AC_CACHE_CHECK([for nanoseconds access time field of struct stat],
+   ac_cv_struct_st_atim_nsec,
+   [ac_save_CPPFLAGS="$CPPFLAGS"
+    ac_cv_struct_st_atim_nsec=no
+    # st_atim.tv_nsec -- the usual case
+    # st_atim._tv_nsec -- Solaris 2.6, if
+    #   (defined _XOPEN_SOURCE && _XOPEN_SOURCE_EXTENDED == 1
+    #    && !defined __EXTENSIONS__)
+    # st_atim.st__tim.tv_nsec -- UnixWare 2.1.2
+    # st_atime_n -- AIX 5.2 and above
+    # st_atimespec.tv_nsec -- Darwin (Mac OSX)
+    for ac_val in st_atim.tv_nsec st_atim._tv_nsec st_atim.st__tim.tv_nsec st_atime_n st_atimespec.tv_nsec; do
+      CPPFLAGS="$ac_save_CPPFLAGS -DST_ATIM_NSEC=$ac_val"
+      AC_TRY_COMPILE([#include <sys/types.h>
+#include <sys/stat.h>
+        ], [struct stat s; s.ST_ATIM_NSEC;],
+        [ac_cv_struct_st_atim_nsec=$ac_val; break])
+    done
+    CPPFLAGS="$ac_save_CPPFLAGS"
+   ])
+
+  if test $ac_cv_struct_st_atim_nsec != no; then
+    AC_DEFINE_UNQUOTED([ST_ATIM_NSEC], [$ac_cv_struct_st_atim_nsec],
+        [Define if struct stat contains a nanoseconds field])
+  fi
+ ]
+)
+

trunk/src/kmk/configure.ac ¶

@@ -87 +87 @@
 
 AC_STRUCT_ST_MTIM_NSEC
+AC_STRUCT_ST_ATIM_NSEC
 AC_CACHE_CHECK([whether to use high resolution file timestamps],
                [make_cv_file_timestamp_hi_res],