diff options
Diffstat (limited to 'contrib/amd/m4/macros/check_mnttab_opt.m4')
-rw-r--r-- | contrib/amd/m4/macros/check_mnttab_opt.m4 | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/contrib/amd/m4/macros/check_mnttab_opt.m4 b/contrib/amd/m4/macros/check_mnttab_opt.m4 new file mode 100644 index 0000000..19e118e --- /dev/null +++ b/contrib/amd/m4/macros/check_mnttab_opt.m4 @@ -0,0 +1,52 @@ +dnl ###################################################################### +dnl check the string type of the name of a filesystem mount table entry +dnl option. +dnl Usage: AMU_CHECK_MNTTAB_OPT(<fs>) +dnl Check if there is an entry for MNTOPT_<fs> in sys/mntent.h or mntent.h +dnl define MNTTAB_OPT_<fs> to the string name (e.g., "ro"). +AC_DEFUN(AMU_CHECK_MNTTAB_OPT, +[ +# what name to give to the fs +ac_fs_name=$1 +# store variable name of fs +ac_upcase_fs_name=`echo $ac_fs_name | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` +ac_safe=MNTTAB_OPT_$ac_upcase_fs_name +# check for cache and set it if needed +AMU_CACHE_CHECK_DYNAMIC(for mount table option $ac_fs_name, +ac_cv_mnttab_opt_$ac_fs_name, +[ +# undefine by default +eval "ac_cv_mnttab_opt_$ac_fs_name=notfound" +# and look to see if it was found +AMU_EXPAND_CPP_STRING( +AMU_MOUNT_HEADERS +, MNTOPT_$ac_upcase_fs_name) +# set cache variable to value +if test "${value}" != notfound +then + eval "ac_cv_mnttab_opt_$ac_fs_name=\\\"$value\\\"" +else + eval "ac_cv_mnttab_opt_$ac_fs_name=$value" +fi +dnl DO NOT CHECK FOR MNT_* b/c bsd44 systems don't use /etc/mnttab, +]) +# outside cache check, if ok, define macro +ac_tmp=`eval echo '$''{ac_cv_mnttab_opt_'$ac_fs_name'}'` +if test "${ac_tmp}" != notfound +then + AC_DEFINE_UNQUOTED($ac_safe, $ac_tmp) +fi +]) +dnl ====================================================================== + +dnl ###################################################################### +dnl run AMU_CHECK_MNTTAB_OPT on each argument given +dnl Usage: AMU_CHECK_MNTTAB_OPTS(arg arg arg ...) +AC_DEFUN(AMU_CHECK_MNTTAB_OPTS, +[ +for ac_tmp_arg in $1 +do +AMU_CHECK_MNTTAB_OPT($ac_tmp_arg) +done +]) +dnl ====================================================================== |