[project @ 2005-11-03 11:00:40 by simonmar]

[ghc-hetmet.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 43fe17b..9f99c20 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -188,6 +188,15 @@ i[[3456]]86-*-linux*)
         HostVendor_CPP='unknown'
         HostOS_CPP='linux'
         ;;
+i[[3456]]86-*-gnu*)
+        HostPlatform=i386-unknown-gnu
+        TargetPlatform=i386-unknown-gnu
+        BuildPlatform=i386-unknown-gnu
+        HostPlatform_CPP=i386_unknown_gnu
+        HostArch_CPP=i386
+        HostVendor_CPP=unknown
+        HostOS_CPP=gnu
+        ;;
 i[[3456]]86-*-freebsd[[3-9]]*) # FreeBSD 3.0+ uses ELF
        HostPlatform=i386-unknown-freebsd # hack again
        TargetPlatform=i386-unknown-freebsd
@@ -253,6 +262,15 @@ i[[3456]]86-*-mingw32*)
         HostOS_CPP='mingw32'
        exeext='.exe'
         ;;
+i[[3456]]86-apple-darwin*)
+       HostPlatform=i386-apple-darwin
+       TargetPlatform=i386-apple-darwin #hack
+       BuildPlatform=i386-apple-darwin #hack
+       HostPlatform_CPP='i386_apple_darwin'
+       HostArch_CPP='i386'
+       HostVendor_CPP='apple'
+       HostOS_CPP='darwin'
+       ;;
 ia64-*-linux*)
         HostPlatform=ia64-unknown-linux # hack again
         TargetPlatform=ia64-unknown-linux
@@ -1131,7 +1149,7 @@ dnl ################################################################
 dnl Check for libraries
 dnl ################################################################
 
-dnl ** check for libdl & RTLD_NEXT
+dnl ** check whether we need -ldl to get dlopen()
 
 AC_CHECK_LIB(dl, dlopen, 
     [HaveLibDL=YES
@@ -1140,78 +1158,6 @@ AC_CHECK_LIB(dl, dlopen,
     [HaveLibDL=NO])
 AC_SUBST(HaveLibDL)
 
-dnl ** sometimes RTLD_NEXT is hidden in #ifdefs we really don't wan to set
-AC_MSG_CHECKING(for RTLD_NEXT from dlfcn.h)
-AC_EGREP_CPP(yes,
-[
- #include <dlfcn.h>
- #ifdef RTLD_NEXT
-        yes
- #endif
-], [
-  AC_MSG_RESULT(yes)
-  AC_DEFINE([HAVE_RTLDNEXT], [1], [Define to 1 if we can see RTLD_NEXT in dlfcn.h.])
-  HaveRtldNext=YES
-], [
-  AC_MSG_RESULT(no)
-  HaveRtldNext=NO
-  ])    
-AC_SUBST(HaveRtldNext)
-
-dnl ** RTLD_LOCAL isn't available on cygwin or openbsd
-AC_MSG_CHECKING(for RTLD_LOCAL from dlfcn.h)
-AC_EGREP_CPP(yes,
-[
- #include <dlfcn.h>
- #ifdef RTLD_LOCAL
-        yes
- #endif
-], [
-  AC_MSG_RESULT(yes)
-  AC_DEFINE([HAVE_RTLDLOCAL], [1], [Define to 1 if RTLD_LOCAL is available.])
-  HaveRtldLocal=YES
-], [
-  AC_MSG_RESULT(no)
-  HaveRtldLocal=NO
-  ])    
-AC_SUBST(HaveRtldLocal)
-
-dnl ** RTLD_GLOBAL isn't available on openbsd
-AC_MSG_CHECKING(for RTLD_GLOBAL from dlfcn.h)
-AC_EGREP_CPP(yes,
-[
- #include <dlfcn.h>
- #ifdef RTLD_GLOBAL
-        yes
- #endif
-], [
-  AC_MSG_RESULT(yes)
-  AC_DEFINE([HAVE_RTLDGLOBAL], [1], [Define to 1 if RTLD_GLOBAL is available.])
-  HaveRtldGlobal=YES
-], [
-  AC_MSG_RESULT(no)
-  HaveRtldGlobal=NO
-  ])    
-AC_SUBST(HaveRtldGlobal)
-
-dnl ** RTLD_NOW isn't available on openbsd
-AC_MSG_CHECKING(for RTLD_NOW from dlfcn.h)
-AC_EGREP_CPP(yes,
-[
- #include <dlfcn.h>
- #ifdef RTLD_NOW
-        yes
- #endif
-], [
-  AC_MSG_RESULT(yes)
-  AC_DEFINE([HAVE_RTLDNOW], [1], [Define to 1 if we can see RTLD_NOW in dlfcn.h])
-  HaveRtldNow=YES
-], [
-  AC_MSG_RESULT(no)
-  HaveRtldNow=NO
-  ])    
-AC_SUBST(HaveRtldNow)
-
 dnl --------------------------------------------------
 dnl * Miscellaneous feature tests
 dnl --------------------------------------------------
@@ -1252,6 +1198,25 @@ AC_TRY_COMPILE(,[__asm__ (".subsections_via_symbols");],
             [Define to 1 if Apple-style dead-stripping is supported.])
     ])
 
+dnl ** check for librt
+AC_CHECK_LIB(rt, clock_gettime)
+AC_CHECK_FUNCS(clock_gettime)
+
+dnl ** check for Apple's "interesting" long double compatibility scheme
+AC_MSG_CHECKING(for printf$LDBLStub)
+AC_TRY_LINK_FUNC(printf$LSBLStub,
+    [
+        AC_MSG_RESULT(yes)
+        AC_DEFINE([HAVE_PRINTF_LDBLSTUB],[1],
+            [Define to 1 if we have printf$LDBLStub (Apple Mac OS >= 10.4, PPC).])
+    ],
+    [
+        AC_MSG_RESULT(no)
+        AC_DEFINE([HAVE_PRINTF_LDBLSTUB],[0],
+            [Define to 1 if we have printf$LDBLStub (Apple Mac OS >= 10.4, PPC).])
+    ])
+
+
 AC_CONFIG_FILES([mk/config.mk])
 AC_CONFIG_COMMANDS([mk/stamp-h],[echo timestamp > mk/stamp-h])
 AC_OUTPUT