diff options
Diffstat (limited to 'aclocal.m4')
| -rw-r--r-- | aclocal.m4 | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/aclocal.m4 b/aclocal.m4 new file mode 100644 index 00000000..2e615504 --- /dev/null +++ b/aclocal.m4 @@ -0,0 +1,82 @@ +dnl These modifications are to allow for an empty cross compiler tree. +dnl In the situation that cross-linking is impossible, the variable +dnl `cross_linkable' will be substituted with "yes". + +dnl +AC_DEFUN([hurd_MIG_RETCODE], [dnl +# See if mig groks `retcode'. +AC_CACHE_CHECK(whether $MIG supports the retcode keyword, hurd_cv_mig_retcode, +[cat > conftest.defs <<\EOF +#include <mach/std_types.defs> +#include <mach/mach_types.defs> +subsystem foobar 1000; +type reply_port_t = polymorphic | MACH_MSG_TYPE_PORT_SEND_ONCE + ctype: mach_port_t; +simpleroutine foobar_reply ( + reply_port: reply_port_t; + err: kern_return_t, RetCode); +EOF +if AC_TRY_COMMAND([CC="${CC}" ${MIG-false} -n conftest.defs 1>&AS_MESSAGE_LOG_FD()]); then + hurd_cv_mig_retcode=yes +else + hurd_cv_mig_retcode=no +fi +rm -f conftest*]) +if test $hurd_cv_mig_retcode = yes; then + AC_DEFINE(HAVE_MIG_RETCODE) +fi]) + +dnl The following check is based on a similar check in GNU inetutils 1.4.0. +dnl +dnl hurd_LIB_NCURSESW -- check for, and configure, ncursesw +dnl +dnl If libncursesw is found to exist on this system and the --disable-ncursesw +dnl flag wasn't specified, defines LIBNCURSESW with the appropriate linker +dnl specification, and possibly defines NCURSESW_INCLUDE with the appropriate +dnl -I flag to get access to ncursesw include files. +dnl +AC_DEFUN([hurd_LIB_NCURSESW], [ + AC_ARG_ENABLE(ncursesw, [ --disable-ncursesw Do not use ncursesw], + , enable_ncursesw=yes) + if test "$enable_ncursesw" = yes; then + AC_CHECK_LIB(ncursesw, initscr, LIBNCURSESW="-lncursesw") + if test "$LIBNCURSESW"; then + AC_ARG_WITH(ncursesw-include-dir, +[ --with-ncursesw-include-dir=DIR + Set directory containing the include files for + use with -lncursesw, when it isn't installed as + the default curses library. If DIR is "none", + then no special ncursesw include files are used. + --without-ncursesw-include-dir + Equivalent to --with-ncursesw-include-dir=none])dnl + if test "${with_ncursesw_include_dir+set}" = set; then + AC_MSG_CHECKING(for ncursesw include dir) + case "$with_ncursesw_include_dir" in + no|none) + hurd_cv_includedir_ncursesw=none;; + *) + hurd_cv_includedir_ncursesw="$with_ncursesw_include_dir";; + esac + AC_MSG_RESULT($hurd_cv_includedir_ncursesw) + else + AC_CACHE_CHECK(for ncursesw include dir, + hurd_cv_includedir_ncursesw, + for D in $includedir $prefix/include /local/include /usr/local/include /include /usr/include; do + if test -d $D/ncursesw; then + hurd_cv_includedir_ncursesw="$D/ncursesw" + break + fi + test "$hurd_cv_includedir_ncursesw" \ + || hurd_cv_includedir_ncursesw=none + done) + fi + if test "$hurd_cv_includedir_ncursesw" = none; then + NCURSESW_INCLUDE="" + else + NCURSESW_INCLUDE="-I$hurd_cv_includedir_ncursesw" + fi + fi + fi + AC_SUBST(NCURSESW_INCLUDE) + AC_SUBST(LIBNCURSESW)])dnl + |