[project @ 2001-02-17 19:52:56 by sebc]

Make LIBM be detected by autoconf.

aclocal.m4

-dnl $Id: aclocal.m4,v 1.66 2001/01/30 11:13:26 simonmar Exp $
+dnl $Id: aclocal.m4,v 1.67 2001/02/17 19:52:56 sebc Exp $
 dnl 
 dnl Extra autoconf macros for the Glasgow fptools
 dnl
@@ -861,7 +861,7 @@ dnl The variable LIBM (which is not an output variable by default) is
 dnl set to a value which is suitable for use in a Makefile (for example,
 dnl in make's LOADLIBES macro) provided you AC_SUBST it first.
 dnl
-dnl @version 0.01 $Id: aclocal.m4,v 1.66 2001/01/30 11:13:26 simonmar Exp $
+dnl @version 0.01 $Id: aclocal.m4,v 1.67 2001/02/17 19:52:56 sebc Exp $
 dnl @author Matthew D. Langston <langston@SLAC.Stanford.EDU>
 
 # FPTOOLS_CHECK_LIBM - check for math library
@@ -869,7 +869,7 @@ AC_DEFUN(FPTOOLS_CHECK_LIBM,
 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
 LIBM=
 case "$host" in
-*-*-beos* | *-*-cygwin*)
+*-*-beos* | *-*-macosx*)
   # These system don't have libm
   ;;
 *-ncr-sysv4.3*)
@@ -949,7 +949,7 @@ dnl Please note that as the ac_opengl macro and the toy example evolves,
 dnl the version number increases, so you may have to adjust the above
 dnl URL accordingly.
 dnl
-dnl @version 0.01 $Id: aclocal.m4,v 1.66 2001/01/30 11:13:26 simonmar Exp $
+dnl @version 0.01 $Id: aclocal.m4,v 1.67 2001/02/17 19:52:56 sebc Exp $
 dnl @author Matthew D. Langston <langston@SLAC.Stanford.EDU>
 
 AC_DEFUN(FPTOOLS_HAVE_OPENGL,

configure.in

@@ -842,6 +842,10 @@ else
 fi
 AC_SUBST(LibsReadline)
 
+dnl ** check for math library
+FPTOOLS_CHECK_LIBM()
+AC_SUBST(LIBM)
+
 dnl ################################################################
 dnl Check for libraries
 dnl ################################################################

ghc/utils/hp2ps/Makefile

@@ -8,7 +8,7 @@ C_PROG 	= hp2ps
 INSTALL_PROGS += $(C_PROG)
 
 SRC_CC_OPTS += -O
-LIBS	     = -lm
+LIBS	     = $(LIBM)
 
 CLEAN_FILES += $(C_OBJS) $(C_PROG)
 

mk/config.mk.in

@@ -290,6 +290,9 @@ GhcLibsWithReadline=@HaveReadlineHeaders@
 # Libraries needed for linking with readline
 LibsReadline=@LibsReadline@
 
+# Math library
+LIBM=@LIBM@
+
 # Include path to readline.h
 # (no path == in standard include path)
 #