X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;ds=sidebyside;f=aclocal.m4;h=e636a5c8e76863f4003412c1ab885c0cd1f9cfc2;hb=89cefac83e7e468ddc0fdc62b3f4e076e97a7d51;hp=51da0dfff122d15268073a1df59fadabcd28d7e9;hpb=cc0a715a575c1dee75540a519dded3756a75f72c;p=ghc-hetmet.git

diff --git a/aclocal.m4 b/aclocal.m4
index 51da0df..e636a5c 100644
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -1,4 +1,4 @@
-dnl $Id: aclocal.m4,v 1.50 2000/06/15 20:22:53 panne Exp $
+dnl $Id: aclocal.m4,v 1.52 2000/06/30 09:34:09 simonmar Exp $
 dnl 
 dnl Extra autoconf macros for the Glasgow fptools
 dnl
@@ -73,6 +73,25 @@ fi
 ])
 
 
+dnl *** Does libc contain GNU regex? ***
+dnl 
+AC_DEFUN(FPTOOLS_REGEX_IN_LIBC,
+[AC_CACHE_CHECK([for GNU regex in libc], fptools_cv_have_regex,
+[AC_TRY_LINK([#if HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+#include <regex.h>
+],[ struct re_pattern_buffer patbuf; re_compile_pattern("",0,&patbuf); ],
+fptools_cv_have_regex=yes, fptools_cv_have_regex=no)])
+if test "$fptools_cv_have_regex" = yes; then
+	HaveRegex=YES
+else
+	HaveRegex=NO
+fi
+AC_SUBST(HaveRegex)
+])
+
+
 dnl ** check for leading underscores in symbol names
 dnl 
 dnl Test for determining whether symbol names have a leading
@@ -331,6 +350,33 @@ fi
 rm -fr conftest*
 ])
 
+dnl Test for version of installed ghc.  Uses $GHC.  Largely pinched from c2hs.
+dnl
+AC_DEFUN(FPTOOLS_GHC_VERSION,
+[ AC_CACHE_CHECK([version of ghc], fptools_cv_ghc_version, [
+    fptools_cv_ghc_version=`$GHC --version 2>&1 | sed -e 's/.*\([[0-9]]\)\.\([[0-9]]*\)\([[.-]]\([[0-9]]*\)\)\?.*/\1.\2.\4/'`
+  ])
+  ghc_maj_vers=`echo $fptools_cv_ghc_version | sed -e 's/^\([[0-9]]\).*/\1/'`
+  ghc_min_vers=`echo $fptools_cv_ghc_version | sed -e 's/^[[0-9]]\.\([[0-9]]*\).*/\1/'`
+  ghc_patch_level=`echo $fptools_cv_ghc_version | sed -e 's/^[[0-9]]\.[[0-9]]*\.\([[0-9]]*\)/\1/'`
+
+  if test "$ghc_patch_level" = ""; then 
+	GhcVersion=$ghc_maj_vers.$ghc_min_vers
+	ghc_patch_level="0"
+  else
+	GhcVersion=$ghc_maj_vers.$ghc_min_vers.$ghc_patch_level
+  fi
+
+  GhcMajVersion=$ghc_maj_vers
+  GhcMinVersion=$ghc_min_vers
+  GhcPatchLevel=$ghc_patch_level
+
+  AC_SUBST(GhcVersion)
+  AC_SUBST(GhcMajVersion)
+  AC_SUBST(GhcMinVersion)
+  AC_SUBST(GhcPatchLevel)
+])
+
 dnl ** figure out the alignment restriction of a type
 dnl    (required SIZEOF test but AC_CHECK_SIZEOF doesn't call PROVIDE
 dnl     so we can't call REQUIRE)