diff options
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 51 |
1 files changed, 31 insertions, 20 deletions
diff --git a/configure.in b/configure.in index a76bf31..1e680a9 100644 --- a/configure.in +++ b/configure.in @@ -3,7 +3,7 @@ AC_REVISION([$Id$]) AC_PREREQ(2.13)dnl dnl Minimum Autoconf version required. AC_INIT(vpath.c)dnl dnl A distinctive file to look for in srcdir. -AM_INIT_AUTOMAKE(make, 3.79.1) +AM_INIT_AUTOMAKE(make, 3.79.1.0) AM_CONFIG_HEADER(config.h) dnl Regular configure stuff @@ -45,18 +45,37 @@ dnl Handle internationalization ALL_LINGUAS="de es fr ja ko nl pl pt_BR ru" pds_WITH_GETTEXT - -dnl See if the user wants nsec timestamps - -AC_ARG_ENABLE(nsec-timestamps, - [ --disable-nsec-timestamps disable use of sub-second timestamps], - [make_cv_nsec_timestamps="$enableval"], - [make_cv_nsec_timestamps="yes"]) - -if test "x$make_cv_nsec_timestamps" != xno; then - AC_STRUCT_ST_MTIM_NSEC -fi jm_AC_TYPE_UINTMAX_T +AC_STRUCT_ST_MTIM_NSEC +AC_MSG_CHECKING([whether to use high resolution file timestamps]) +AC_CACHE_VAL(make_cv_file_timestamp_hi_res, [ + make_cv_file_timestamp_hi_res=no + if test $ac_cv_struct_st_mtim_nsec != no; then + AC_TRY_COMPILE([ +# if HAVE_INTTYPES_H +# include <inttypes.h> +# endif], + [char a[0x7fffffff < (uintmax_t) -1 >> 30 ? 1 : -1];], + make_cv_file_timestamp_hi_res=yes) + fi]) +AC_MSG_RESULT($make_cv_file_timestamp_hi_res) +if test $make_cv_file_timestamp_hi_res = yes; then + val=1 +else + val=0 +fi +AC_DEFINE_UNQUOTED(FILE_TIMESTAMP_HI_RES, $val, + [Use high resolution file timestamps if nonzero.]) + +if test $make_cv_file_timestamp_hi_res = yes; then + # Solaris 2.5.1 needs -lposix4 to get the clock_gettime function. + # Solaris 7 prefers the library name -lrt to the obsolescent name -lposix4. + AC_SEARCH_LIBS(clock_gettime, [rt posix4]) + if test "$ac_cv_search_clock_gettime" != no; then + AC_DEFINE(HAVE_CLOCK_GETTIME, 1, + [Define if you have the clock_gettime function.]) + fi +fi AC_SUBST(LIBOBJS) @@ -73,14 +92,6 @@ changequote([,])dnl fi AC_MSG_RESULT($ac_cv_check_symbol_$1)])dnl -# Solaris 2.5.1 needs -lposix4 to get the clock_gettime function. -# Solaris 7 prefers the library name -lrt to the obsolescent name -lposix4. -AC_SEARCH_LIBS(clock_gettime, [rt posix4]) -if test "$ac_cv_search_clock_gettime" != no; then - AC_DEFINE(HAVE_CLOCK_GETTIME, 1, - [Define if you have the clock_gettime function.]) -fi - # See if we have a standard version of gettimeofday(). Since actual # implementations can differ, just make sure we have the most common # one. |