diff options
Diffstat (limited to 'contrib/ntp/acinclude.m4')
| -rw-r--r-- | contrib/ntp/acinclude.m4 | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/contrib/ntp/acinclude.m4 b/contrib/ntp/acinclude.m4 new file mode 100644 index 0000000..82ade38 --- /dev/null +++ b/contrib/ntp/acinclude.m4 @@ -0,0 +1,36 @@ +AC_DEFUN(hs_ULONG_CONST, +[ AC_EGREP_CPP(Circus, + [#define ACAT(a,b)a ## b +ACAT(Cir,cus) +], AC_DEFINE([ULONG_CONST(a)], [a ## UL]), + AC_EGREP_CPP(Reiser, +[#define RCAT(a,b)a/**/b +RCAT(Rei,ser) +], AC_DEFINE([ULONG_CONST(a)], [a/**/L]), + AC_MSG_ERROR([How do we create an unsigned long constant?])))]) +dnl @synopsis AC_DEFINE_DIR(VARNAME, DIR [, DESCRIPTION]) +dnl +dnl This macro defines (with AC_DEFINE) VARNAME to the expansion of the DIR +dnl variable, taking care of fixing up ${prefix} and such. +dnl +dnl Note that the 3 argument form is only supported with autoconf 2.13 and +dnl later (i.e. only where AC_DEFINE supports 3 arguments). +dnl +dnl Examples: +dnl +dnl AC_DEFINE_DIR(DATADIR, datadir) +dnl AC_DEFINE_DIR(PROG_PATH, bindir, [Location of installed binaries]) +dnl +dnl @version $Id: acinclude.m4,v 1.3 2000/08/04 03:26:22 stenn Exp $ +dnl @author Alexandre Oliva <oliva@lsd.ic.unicamp.br> + +AC_DEFUN(AC_DEFINE_DIR, [ + ac_expanded=`( + test "x$prefix" = xNONE && prefix="$ac_default_prefix" + test "x$exec_prefix" = xNONE && exec_prefix="${prefix}" + eval echo \""[$]$2"\" + )` + ifelse($3, , + AC_DEFINE_UNQUOTED($1, "$ac_expanded"), + AC_DEFINE_UNQUOTED($1, "$ac_expanded", $3)) +]) |
