From mboxrd@z Thu Jan  1 00:00:00 1970
From: Dario Faggioli <raistlin@linux.it>
Subject: [PATCH 1 of 4 v7/leftover] libxl: kill the need for
 checking and linking to libm
Date: Tue, 24 Jul 2012 16:42:08 +0200
Message-ID: <38a8bf1ee9594b2f08e3.1343140928@Solace>
References: <patchbomb.1343140927@Solace>
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To: xen-devel <xen-devel@lists.xen.org>, Dario Faggioli <raistlin@linux.it>
Cc: Andre Przywara <andre.przywara@amd.com>, Ian Campbell <Ian.Campbell@citrix.com>, Stefano Stabellini <Stefano.Stabellini@eu.citrix.com>, George Dunlap <george.dunlap@eu.citrix.com>, Juergen Gross <juergen.gross@ts.fujitsu.com>, Ian Jackson <Ian.Jackson@eu.citrix.com>, Roger Pau Monne <roger.pau@citrix.com>
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Which was introduced in 7b0dc7f3ddfe. This is because the NUMA
placement heuristic does not need FP arith anymore.

As usual when changing configure.ac, remember to rerun autoconf
after applying this change.

Signed-off-by: Dario Faggioli <dario.faggioli@citrix.com>

diff --git a/tools/configure.ac b/tools/configure.ac
--- a/tools/configure.ac
+++ b/tools/configure.ac
@@ -137,7 +137,6 @@ AC_CHECK_LIB([lzo2], [lzo1x_decompress],
 AC_SUBST(zlib)
 AC_CHECK_LIB([aio], [io_setup], [system_aio="y"], [system_aio="n"])
 AC_SUBST(system_aio)
-AC_CHECK_LIB([m], [isnan], [], [AC_MSG_ERROR([Could not find libm])])
 AC_CHECK_LIB([crypto], [MD5], [], [AC_MSG_ERROR([Could not find libcrypto])])
 AC_CHECK_LIB([ext2fs], [ext2fs_open2], [libext2fs="y"], [libext2fs="n"])
 AC_SUBST(libext2fs)
diff --git a/tools/libxl/Makefile b/tools/libxl/Makefile
--- a/tools/libxl/Makefile
+++ b/tools/libxl/Makefile
@@ -61,7 +61,7 @@ ifeq ($(BISON),)
 		  scanners, please install it an rerun configure)
 endif
 
-LIBXL_LIBS += -lyajl -lm
+LIBXL_LIBS += -lyajl
 
 LIBXL_OBJS = flexarray.o libxl.o libxl_create.o libxl_dm.o libxl_pci.o \
 			libxl_dom.o libxl_exec.o libxl_xshelp.o libxl_device.o \