Fix platform detection in bindists
[ghc-hetmet.git] / configure.ac
index e878dbd..a0e0021 100644 (file)
@@ -89,6 +89,11 @@ AC_ARG_WITH([ghc],
   fi
   WithGhc="$GHC"])
 
+
+dnl ** Tell the make system which OS we are using
+dnl $OSTYPE is set by the operating system to "msys" or "cygwin" or something 
+AC_SUBST(OSTYPE)
+
 dnl ** Booting from .hc files?
 dnl --------------------------------------------------------------
 AC_ARG_ENABLE(hc-boot,
@@ -125,12 +130,7 @@ if test "$WithGhc" != ""; then
   AC_SUBST(GhcPatchLevel)dnl
   GhcMinVersion2=`echo "$GhcMinVersion" | sed 's/^\\(.\\)$/0\\1/'`
   GhcCanonVersion="$GhcMajVersion$GhcMinVersion2"
-  FP_COMPARE_VERSIONS($GhcVersion,[-ge],[6.10.2],
-                      [ghc_ge_6102=YES], [ghc_ge_6102=NO])
-  if test $GhcCanonVersion -ge 611; then ghc_ge_611=YES; else ghc_ge_611=NO; fi
   if test $GhcCanonVersion -ge 613; then ghc_ge_613=YES; else ghc_ge_613=NO; fi
-  AC_SUBST(ghc_ge_6102)dnl
-  AC_SUBST(ghc_ge_611)dnl
   AC_SUBST(ghc_ge_613)dnl
 fi
 
@@ -139,8 +139,8 @@ if test "$BootingFromHc" = "NO" -a -d "$srcdir/compiler"; then
   if test "$WithGhc" = ""; then
      AC_MSG_ERROR([GHC is required unless bootstrapping from .hc files.])
   fi
-  FP_COMPARE_VERSIONS([$GhcVersion],[-lt],[6.10],
-    [AC_MSG_ERROR([GHC version 6.10 or later is required to compile GHC.])])dnl
+  FP_COMPARE_VERSIONS([$GhcVersion],[-lt],[6.12],
+    [AC_MSG_ERROR([GHC version 6.12 or later is required to compile GHC.])])dnl
 
   if test `expr $GhcMinVersion % 2` = "1"; then
      if test "$EnableBootstrapWithDevelSnaphost" = "NO"; then
@@ -200,72 +200,7 @@ AC_CANONICAL_BUILD
 AC_CANONICAL_HOST
 AC_CANONICAL_TARGET
 
-# If no argument was given for a configuration variable, then discard
-# the guessed canonical system and use the configuration of the
-# bootstrapping ghc. If an argument was given, map it from gnu format
-# to ghc format.
-#
-# For why we do it this way, see: #3637, #1717, #2951
-
-if test "$build_alias" = ""
-then
-    if test "${WithGhc}" != ""
-    then
-        build=$bootstrap_target
-        echo "Build platform inferred as: $build"
-    else
-        echo "Can't work out build platform"
-        exit 1
-    fi
-
-    BuildArch=`echo "$build" | sed 's/-.*//'`
-    BuildVendor=`echo "$build" | sed -e 's/.*-\(.*\)-.*/\1/'`
-    BuildOS=`echo "$build" | sed 's/.*-//'`
-else
-    GHC_CONVERT_CPU([$build_cpu], [BuildArch])
-    GHC_CONVERT_VENDOR([$build_vendor], [BuildVendor])
-    GHC_CONVERT_OS([$build_os], [BuildOS])
-fi
-
-if test "$host_alias" = ""
-then
-    if test "${WithGhc}" != ""
-    then
-        host=$bootstrap_target
-        echo "Host platform inferred as: $host"
-    else
-        echo "Can't work out host platform"
-        exit 1
-    fi
-
-    HostArch=`echo "$host" | sed 's/-.*//'`
-    HostVendor=`echo "$host" | sed -e 's/.*-\(.*\)-.*/\1/'`
-    HostOS=`echo "$host" | sed 's/.*-//'`
-else
-    GHC_CONVERT_CPU([$host_cpu], [HostArch])
-    GHC_CONVERT_VENDOR([$host_vendor], [HostVendor])
-    GHC_CONVERT_OS([$host_os], [HostOS])
-fi
-
-if test "$target_alias" = ""
-then
-    if test "${WithGhc}" != ""
-    then
-        target=$bootstrap_target
-        echo "Target platform inferred as: $target"
-    else
-        echo "Can't work out target platform"
-        exit 1
-    fi
-
-    TargetArch=`echo "$target" | sed 's/-.*//'`
-    TargetVendor=`echo "$target" | sed -e 's/.*-\(.*\)-.*/\1/'`
-    TargetOS=`echo "$target" | sed 's/.*-//'`
-else
-    GHC_CONVERT_CPU([$target_cpu], [TargetArch])
-    GHC_CONVERT_VENDOR([$target_vendor], [TargetVendor])
-    GHC_CONVERT_OS([$target_os], [TargetOS])
-fi
+FPTOOLS_SET_PLATFORM_VARS
 
 exeext=''
 soext='.so'
@@ -287,6 +222,7 @@ x86_64-apple-darwin)
     ;;
 esac
 
+# Sync this with cTargetArch in compiler/ghc.mk
 checkArch() {
     case $1 in
     alpha|arm|hppa|hppa1_1|i386|ia64|m68k|mips|mipseb|mipsel|powerpc|powerpc64|rs6000|s390|sparc|sparc64|vax|x86_64)
@@ -350,6 +286,16 @@ checkArch "$TargetArch"
 checkVendor "$TargetVendor"
 checkOS "$TargetOS"
 
+# Verify that the installed (bootstrap) GHC is capable of generating
+# code for the requested build platform.
+if test "$build" != "$bootstrap_target"
+then
+    echo "This GHC (${WithGhc}) does not generate code for the build platform"
+    echo "   GHC target platform    : $bootstrap_target"
+    echo "   Desired build platform : $BuildPlatform"
+    exit 1
+fi
+
 AC_SUBST(BuildPlatform)
 AC_SUBST(HostPlatform)
 AC_SUBST(TargetPlatform)
@@ -381,41 +327,47 @@ AC_ARG_WITH(hc,
 )
 AC_SUBST(WithHc)
 
-AC_PATH_PROGS(NHC,nhc nhc98)
-AC_PATH_PROG(HBC,hbc)
-
 # This uses GHC, so put it after the "GHC is required" check above:
+FP_INTREE_GHC_PWD
 FP_FIND_ROOT
 
 if test "$HostOS" = "mingw32"
 then
+    test -d inplace || mkdir inplace
+
     CC="$hardtop/inplace/mingw/bin/gcc.exe"
     LD="$hardtop/inplace/mingw/bin/ld.exe"
     NM="$hardtop/inplace/mingw/bin/nm.exe"
     fp_prog_ar_raw="$hardtop/inplace/mingw/bin/ar.exe"
+
+    # NB. If you update the tarbballs to a new version of gcc, don't
+    # forget to tweak the paths in driver/gcc/gcc.c.
     if ! test -d inplace/mingw ||
          test inplace/mingw -ot ghc-tarballs/mingw/binutils*.tar.lzma  ||
          test inplace/mingw -ot ghc-tarballs/mingw/gcc-core*.tar.lzma  ||
          test inplace/mingw -ot ghc-tarballs/mingw/gcc-c++*.tar.lzma   ||
+         test inplace/mingw -ot ghc-tarballs/mingw/libgcc*.tar.gz      ||
          test inplace/mingw -ot ghc-tarballs/mingw/libgmp*.tar.gz      ||
          test inplace/mingw -ot ghc-tarballs/mingw/libmpc*.tar.gz      ||
          test inplace/mingw -ot ghc-tarballs/mingw/libmpfr*.tar.gz     ||
+         test inplace/mingw -ot ghc-tarballs/mingw/libstdc*.tar.lzma   ||
          test inplace/mingw -ot ghc-tarballs/mingw/mingwrt*-dev.tar.gz ||
          test inplace/mingw -ot ghc-tarballs/mingw/mingwrt*-dll.tar.gz ||
          test inplace/mingw -ot ghc-tarballs/mingw/w32api*.tar.lzma
     then
         AC_MSG_NOTICE([Making in-tree mingw tree])
         rm -rf inplace/mingw
-        test -d inplace || mkdir inplace
         mkdir inplace/mingw
         (
             cd inplace/mingw &&
             tar --lzma -xf ../../ghc-tarballs/mingw/binutils*.tar.lzma  &&
             tar --lzma -xf ../../ghc-tarballs/mingw/gcc-core*.tar.lzma  &&
             tar --lzma -xf ../../ghc-tarballs/mingw/gcc-c++*.tar.lzma   &&
+            tar --lzma -xf ../../ghc-tarballs/mingw/libgcc*.tar.lzma    &&
             tar --lzma -xf ../../ghc-tarballs/mingw/libgmp*.tar.lzma    &&
             tar --lzma -xf ../../ghc-tarballs/mingw/libmpc*.tar.lzma    &&
             tar --lzma -xf ../../ghc-tarballs/mingw/libmpfr*.tar.lzma   &&
+            tar --lzma -xf ../../ghc-tarballs/mingw/libstdc*.tar.lzma   &&
             tar -z     -xf ../../ghc-tarballs/mingw/mingwrt*-dev.tar.gz &&
             tar -z     -xf ../../ghc-tarballs/mingw/mingwrt*-dll.tar.gz &&
             tar --lzma -xf ../../ghc-tarballs/mingw/w32api*.tar.lzma    &&
@@ -531,11 +483,11 @@ dnl     If gcc, make sure it's at least 2.1
 dnl
 FP_HAVE_GCC
 
-FPTOOLS_SET_C_LD_FLAGS([target],[CFLAGS],[LDFLAGS])
-FPTOOLS_SET_C_LD_FLAGS([build],[CONF_CC_OPTS_STAGE0],[CONF_LD_OPTS_STAGE0])
-FPTOOLS_SET_C_LD_FLAGS([target],[CONF_CC_OPTS_STAGE1],[CONF_LD_OPTS_STAGE1])
+FPTOOLS_SET_C_LD_FLAGS([target],[CFLAGS],[LDFLAGS],[IGNORE_LINKER_LD_FLAGS],[CPPFLAGS])
+FPTOOLS_SET_C_LD_FLAGS([build],[CONF_CC_OPTS_STAGE0],[CONF_GCC_LINKER_OPTS_STAGE0],[CONF_LD_LINKER_OPTS_STAGE0],[CONF_CPP_OPTS_STAGE0])
+FPTOOLS_SET_C_LD_FLAGS([target],[CONF_CC_OPTS_STAGE1],[CONF_GCC_LINKER_OPTS_STAGE1],[CONF_LD_LINKER_OPTS_STAGE1],[CONF_CPP_OPTS_STAGE1])
 # Stage 3 won't be supported by cross-compilation
-FPTOOLS_SET_C_LD_FLAGS([target],[CONF_CC_OPTS_STAGE2],[CONF_LD_OPTS_STAGE2])
+FPTOOLS_SET_C_LD_FLAGS([target],[CONF_CC_OPTS_STAGE2],[CONF_GCC_LINKER_OPTS_STAGE2],[CONF_LD_LINKER_OPTS_STAGE2],[CONF_CPP_OPTS_STAGE2])
 
 FP_GCC_EXTRA_FLAGS
 
@@ -545,9 +497,15 @@ AC_PROG_CPP
 AC_SUBST(CONF_CC_OPTS_STAGE0)
 AC_SUBST(CONF_CC_OPTS_STAGE1)
 AC_SUBST(CONF_CC_OPTS_STAGE2)
-AC_SUBST(CONF_LD_OPTS_STAGE0)
-AC_SUBST(CONF_LD_OPTS_STAGE1)
-AC_SUBST(CONF_LD_OPTS_STAGE2)
+AC_SUBST(CONF_GCC_LINKER_OPTS_STAGE0)
+AC_SUBST(CONF_GCC_LINKER_OPTS_STAGE1)
+AC_SUBST(CONF_GCC_LINKER_OPTS_STAGE2)
+AC_SUBST(CONF_LD_LINKER_OPTS_STAGE0)
+AC_SUBST(CONF_LD_LINKER_OPTS_STAGE1)
+AC_SUBST(CONF_LD_LINKER_OPTS_STAGE2)
+AC_SUBST(CONF_CPP_OPTS_STAGE0)
+AC_SUBST(CONF_CPP_OPTS_STAGE1)
+AC_SUBST(CONF_CPP_OPTS_STAGE2)
 
 dnl ** figure out how to do context diffs
 FP_PROG_CONTEXT_DIFF
@@ -589,7 +547,7 @@ dnl ** check for dtrace (currently only implemented for Mac OS X)
 HaveDtrace=NO
 AC_PATH_PROG(DtraceCmd,dtrace)
 if test -n "$DtraceCmd"; then
-  if test "x$TargetOS_CPP-$TargetVendor_CPP" == "xdarwin-apple"; then
+  if test "x$TargetOS_CPP-$TargetVendor_CPP" == "xdarwin-apple" -o "x$TargetOS_CPP-$TargetVendor_CPP" == "xsolaris2-unknown"; then
     HaveDtrace=YES
   fi
 fi
@@ -834,6 +792,8 @@ AC_COMPILE_IFELSE(
     [AC_MSG_RESULT(no)])
 CFLAGS="$CFLAGS2"
 
+FP_VISIBILITY_HIDDEN
+
 dnl ** check for librt
 AC_CHECK_LIB(rt, clock_gettime)
 AC_CHECK_FUNCS(clock_gettime timer_create timer_settime)