use compiler/coq/Makefile to decide if "git submodule update" is required

[ghc-hetmet.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index a0e0021..967fd6f 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -414,6 +414,29 @@ FP_ARG_WITH_PATH_GNU_PROG([NM], [nm])
 NmCmd="$NM"
 AC_SUBST([NmCmd])
 
+SplitObjsBroken=NO
+if test "$TargetOS_CPP" = "darwin"
+then
+    XCodeVersion=`xcodebuild -version | grep Xcode | sed "s/Xcode //"`
+    XCodeVersion1=`echo "$XCodeVersion" | sed 's/\..*//'`
+    XCodeVersion2=`echo "$XCodeVersion" | sed 's/.*\.//'`
+    # Old XCode versions don't actually give the XCode version
+    if test "$XCodeVersion" = ""
+    then
+        SplitObjsBroken=YES
+    fi
+    # Split objects is broken (#4013) with XCode < 3.2
+    if test "$XCodeVersion1" -lt 3
+    then
+        SplitObjsBroken=YES
+    fi
+    if test "$XCodeVersion1" -eq 3 && test "$XCodeVersion2" -lt 2
+    then
+        SplitObjsBroken=YES
+    fi
+fi
+AC_SUBST([SplitObjsBroken])
+
 dnl ** Mac OS X: explicit deployment target
 dnl --------------------------------------------------------------
 AC_ARG_WITH([macosx-deployment-target],
@@ -874,7 +897,7 @@ if grep '   ' compiler/ghc.cabal.in 2>&1 >/dev/null; then
    AC_MSG_ERROR([compiler/ghc.cabal.in contains tab characters; please remove them])
 fi
 
-AC_CONFIG_FILES([mk/config.mk mk/install.mk mk/project.mk compiler/ghc.cabal ghc/ghc-bin.cabal utils/runghc/runghc.cabal ghc.spec extra-gcc-opts docs/users_guide/ug-book.xml docs/users_guide/ug-ent.xml docs/index.html libraries/prologue.txt distrib/ghc.iss distrib/configure.ac distrib/MacOS/installer-scripts/create-links distrib/MacOS/installer-scripts/Uninstaller distrib/MacOS/GHC-system.pmdoc/index.xml])
+AC_CONFIG_FILES([mk/config.mk mk/install.mk mk/project.mk compiler/ghc.cabal ghc/ghc-bin.cabal utils/runghc/runghc.cabal ghc.spec extra-gcc-opts docs/users_guide/ug-book.xml docs/users_guide/ug-ent.xml docs/index.html libraries/prologue.txt distrib/ghc.iss distrib/configure.ac])
 AC_CONFIG_COMMANDS([mk/stamp-h],[echo timestamp > mk/stamp-h])
 AC_OUTPUT