From: panne <unknown>
Date: Tue, 6 Jan 2004 18:39:13 +0000 (+0000)
Subject: [project @ 2004-01-06 18:39:12 by panne]
X-Git-Tag: Approx_11550_changesets_converted~145
X-Git-Url: http://git.megacz.com/?a=commitdiff_plain;h=71db5909a5e88608430a956bb9fcf93eb701697b;p=ghc-hetmet.git

[project @ 2004-01-06 18:39:12 by panne]
Cleaned up libm detection
---

diff --git a/aclocal.m4 b/aclocal.m4
index c4b1eb8..526bc04 100644
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -1009,7 +1009,7 @@ else
   esac
 
   if test x"$use_quartz_opengl" != xyes; then
-    AC_CHECK_LIB([m], [main], [GL_LIBS="-lm $GL_LIBS"])
+    AC_CHECK_LIB([m], [atan], [GL_LIBS="-lm $GL_LIBS"])
 
     if test x"$no_x" != xyes; then
       test -n "$x_includes" && GL_CFLAGS="-I$x_includes $GL_CFLAGS"
diff --git a/configure.ac b/configure.ac
index f25589c..64922bb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1198,7 +1198,7 @@ else
 fi
 
 dnl ** check for math library
-AC_CHECK_LIB([m], [main], [LIBM="-lm"], [LIBM=])
+AC_CHECK_LIB([m], [atan], [LIBS="-lm $LIBS"; LIBM="-lm"], [LIBM=])
 AC_SUBST([LIBM])
 
 dnl ** check for X Window System
@@ -1309,8 +1309,6 @@ else
     AC_SUBST(HaveRtldNow)
 fi
 
-FPTOOLS_CHECK_LIB_NOWARN(m, atan)
-
 dnl ---------- usleep ----------
 dnl --- stolen from guile configure ---
 dnl --- FIXME: /usr/include/unistd.h can't be right?