X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=aclocal.m4;h=858a3f0a6cc2fa6c458cfd205904ef27a5d2e56d;hb=3034a6c8cfb50e2b5af4ef57c419986039b53a94;hp=a8516742d8292450a048a8f2e4156d4178332aa7;hpb=b4dc7456db505a60bf9331943c202dbb0007dc06;p=ghc-hetmet.git

diff --git a/aclocal.m4 b/aclocal.m4
index a851674..858a3f0 100644
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -363,6 +363,12 @@ case $HostPlatform in
  	      LdCmd="`cygpath -w ${fp_prog_ld_raw} | sed -e 's@\\\\@/@g'`"
               AC_MSG_NOTICE([normalized ld command to $LdCmd])
             fi
+	    # Insist on >= ld-2.15.x, since earlier versions doesn't handle
+	    # the generation of relocatable object files with large amounts
+	    # of relocations correctly. (cf. HSbase.o splittage-hack)
+	    fp_prog_ld_version=`${LdCmd} --version | sed -n '/GNU ld/p' | tr -cd 0-9 | cut -b1-3`
+	    FP_COMPARE_VERSIONS([$fp_prog_ld_version],[-lt],[214],
+                                [AC_MSG_ERROR([GNU ld version later than 2.14 required to compile GHC on Windows.])])[]dnl
             ;;
 esac
 AC_SUBST([LdCmd])
@@ -788,6 +794,12 @@ AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdio.h>
 # include <OpenGL/gl.h>
 #endif
 
+#if defined(HAVE_AL_AL_H)
+# include <AL/al.h>
+#elif defined(HAVE_OPENAL_AL_H)
+# include <OpenAL/al.h>
+#endif
+
 #if defined(HAVE_AL_ALC_H)
 # include <AL/alc.h>
 #elif defined(HAVE_OPENAL_ALC_H)
@@ -816,8 +828,8 @@ main() {
   exit(0);
 }]])],[AC_CV_NAME=`cat conftestval`],
 [ifelse([$2], , [AC_CV_NAME=NotReallyAType; AC_CV_NAME_supported=no], [AC_CV_NAME=$2])],
-[ifelse([$3], , [AC_CV_NAME=NotReallyATypeCross; AC_CV_NAME_supported=no], [AC_CV_NAME=$3])])]) dnl
-CPPFLAGS="$fp_check_htype_save_cppflags"
+[ifelse([$3], , [AC_CV_NAME=NotReallyATypeCross; AC_CV_NAME_supported=no], [AC_CV_NAME=$3])])
+CPPFLAGS="$fp_check_htype_save_cppflags"]) dnl
 if test "$AC_CV_NAME_supported" = yes; then
   AC_MSG_RESULT($AC_CV_NAME)
   AC_DEFINE_UNQUOTED(AC_TYPE_NAME, $AC_CV_NAME, [Define to Haskell type for $1])