[project @ 1998-04-16 10:03:50 by sof]

[ghc-hetmet.git] / configure.in

diff --git a/configure.in b/configure.in
index ad34154..4b5713f 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -28,10 +28,11 @@ if test x"$srcdir" != 'x.' ; then
 fi
 
 #
-# Remove some automounter nonsense (Glasgow specific gruff)
+# Remove common automounter nonsense + convert from UNC to DOS style paths
+# (cygwin32-beta18 for UNC isn't quite there yet.)
 #
 hardtop=`pwd`
-hardtop=`echo $hardtop | sed 's|^/tmp_mnt/|/|' | sed 's|^/grasp_tmp|/local/grasp_tmp|'`
+hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|' | sed 's|^/grasp_tmp|/local/grasp_tmp|' | sed 's|^//\(.\)/|\1:/|' `
 
 echo ''
 echo "*** The top of your build tree is: $hardtop"
@@ -66,13 +67,15 @@ if test x"$TargetPlatform" != x"$HostPlatform" ; then
     echo "GHC configuration does not support differing host/target (i.e., cross-compiling)"
     exit 1
 fi
+
+exeext=''
 #
 # The following will be more difficult when we *are* cross-compiling.
 # Suitable names to slam in *_CPP are in platform.h.in.
 # We also record the architecture, vendor, and operating system (OS)
 # separately.
 case $HostPlatform in
-alpha-dec-osf[[1234]]*)
+alpha-dec-osf[[12]]*)
        HostPlatform=alpha-dec-osf1   # canonicalise for our purposes
        TargetPlatform=alpha-dec-osf1 # this will work for now... (hack)
        BuildPlatform=alpha-dec-osf1  # hack
@@ -81,6 +84,15 @@ alpha-dec-osf[[1234]]*)
         HostVendor_CPP='dec'
         HostOS_CPP='osf1'
         ;;
+alpha-dec-osf[[34]]*)
+       HostPlatform=alpha-dec-osf3   # canonicalise for our purposes
+       TargetPlatform=alpha-dec-osf3 # this will work for now... (hack)
+       BuildPlatform=alpha-dec-osf3  # hack
+        HostPlatform_CPP='alpha_dec_osf3'
+        HostArch_CPP='alpha'
+        HostVendor_CPP='dec'
+        HostOS_CPP='osf3'
+        ;;
 hppa1.1-hp-hpux*)
        HostPlatform=hppa1.1-hp-hpux  # canonicalise for our purposes (hack)
        TargetPlatform=hppa1.1-hp-hpux
@@ -143,6 +155,7 @@ i[[3456]]86-*-cygwin32*)
         HostArch_CPP='i386'
         HostVendor_CPP='unknown'
         HostOS_CPP='cygwin32'
+       exeext='.exe'
         ;;
 m68k-next-nextstep2)
         HostPlatform_CPP='m68k_next_nextstep2'
@@ -266,7 +279,9 @@ AC_SUBST(HostVendor_CPP)
 dnl AC_SUBST(BuildVendor_CPP)
 dnl AC_SUBST(TargetVendor_CPP)
 
-####--------------------------------------------------------------------
+AC_SUBST(exeext)
+
+# -------------------------------------------------------------------------
 dnl
 dnl * _GENERAL_ CONFIGURATION CHECKS
 #
@@ -389,17 +404,20 @@ dnl ** check for installed happy binary + version
 #
 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
+
 #
 #
 dnl ** check for installed lx binary
 #
 AC_PATH_PROG(LxCmd,lx)
 
-#
-dnl ** check for installed green-card binary
-#
-AC_PATH_PROG(GreencardCmd,green-card)
-
 #### program checking section ends here ####
 
 ####--------------------------------------------------
@@ -425,25 +443,47 @@ dnl ** how do we get a timezone name, and UTC offset ?
 AC_STRUCT_TIMEZONE
 
 # 
-dnl what's the type of timezone?
+dnl ** what's the type of timezone?
 AC_TYPE_TIMEZONE
 
 #
-dnl do we have altzone?
+dnl ** do we have altzone?
 AC_ALTZONE
 
+dnl ** what are the sizes of various types
+dnl    (these must come before GHC_CHECK_ALIGNMENT)
+AC_CHECK_SIZEOF(unsigned int,4)
+AC_CHECK_SIZEOF(float,       4)
+AC_CHECK_SIZEOF(double,      8)
+AC_CHECK_SIZEOF(long,        4)
+AC_CHECK_SIZEOF(void *,      4)
+
+dnl ** what are alignment constraints on various types
+GHC_CHECK_ALIGNMENT(unsigned int) dnl redundant but harmless
+GHC_CHECK_ALIGNMENT(long)
+GHC_CHECK_ALIGNMENT(float)
+GHC_CHECK_ALIGNMENT(double)
+
 #
 dnl ** check for specific library functions that we are interested in
 #
 AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect setitimer stat sysconf timelocal times vadvise vfork)
 
 #
+dnl ** check whether this machine has GMP 2.0 installed
+#
+AC_CHECK_LIB(gmp, mpz_fdiv_qr, HaveLibGmp=YES, HaveLibGmp=NO)
+AC_SUBST(HaveLibGmp)
+
+#
 # Misc
 #
 dnl ** can we get alloca?
 AC_FUNC_ALLOCA
 dnl ** determine whether or not const works
 AC_C_CONST
+dnl ** are we big endian?
+AC_C_BIGENDIAN
 dnl ** determine the type of signal()
 AC_TYPE_SIGNAL