X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=aclocal.m4;h=8cec31773228c7b9e7128274f9d91935adb4e65b;hb=4b8c44044b7d54b0ca8e3585616bcf7d4dadb1d8;hp=51da0dfff122d15268073a1df59fadabcd28d7e9;hpb=cc0a715a575c1dee75540a519dded3756a75f72c;p=ghc-hetmet.git

diff --git a/aclocal.m4 b/aclocal.m4
index 51da0df..8cec317 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 1.51 2000/06/29 13:40:17 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