AC_SUBST(exeext)
+dnl * Booting from .hc files?
+#--------------------------------------------------------------
+AC_ARG_ENABLE(hc-boot,
+ [
+Boot the Glasgow Haskell Compiler from intermediate .hc files.
+(This option is mostly of interest for porters.)
+ ],
+
+ BootingFromHc=YES,
+ BootingFromHc=NO
+)
+AC_SUBST(BootingFromHc)
+
# -------------------------------------------------------------------------
dnl
dnl * _GENERAL_ CONFIGURATION CHECKS
AC_SUBST(CompressCmd)
AC_SUBST(CompressSuffix)
-#
+dnl
dnl ** check for installed happy binary + version
-#
+dnl (don't do it if we're booting from .hc files though.)
+if (test "$BootingFromHc" = "NO"); then
AC_HAPPY
-
-if test x"$HappyCmd" != x; then
- if expr $HappyVersion \< "1.3" >/dev/null; then
- echo " Happy Version 1.3 or later is required to compile GHC."
- echo " Using the Happy sources in the tree.";
- HappyCmd=""
- fi
-fi
-
+fi;
#
#
dnl ** check for installed lx binary
#
dnl ** check for specific header (.h) files that we are interested in
#
-AC_CHECK_HEADERS(dirent.h fcntl.h grp.h malloc.h memory.h nlist.h pwd.h siginfo.h signal.h stdlib.h string.h sys/fault.h sys/file.h sys/mman.h sys/param.h sys/procfs.h sys/resource.h sys/signal.h sys/socket.h sys/stat.h sys/syscall.h sys/time.h sys/timeb.h sys/timers.h sys/times.h sys/types.h sys/utsname.h sys/vadvise.h sys/wait.h termios.h time.h types.h unistd.h utime.h vfork.h readline/readline.h )
+AC_CHECK_HEADERS(dirent.h fcntl.h grp.h malloc.h memory.h nlist.h pwd.h siginfo.h signal.h stdlib.h string.h sys/fault.h sys/file.h sys/mman.h sys/param.h sys/procfs.h sys/resource.h sys/signal.h sys/socket.h sys/stat.h sys/syscall.h sys/time.h sys/timeb.h sys/timers.h sys/times.h sys/types.h sys/utsname.h sys/vadvise.h sys/wait.h termios.h time.h types.h unistd.h utime.h vfork.h readline/readline.h bfd.h)
#
dnl ** check if it is safe to include both <time.h> and <sys/time.h>
AC_SUBST(HaveLibGmp)
#
+dnl ** check whether this machine has BFD and liberty installed (used for debugging)
+dnl ** the order of these tests matters: bfd needs liberty
+#
+AC_CHECK_LIB(iberty, xmalloc)
+AC_CHECK_LIB(bfd, bfd_init)
+
+#
# Misc
#
dnl ** can we get alloca?