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Fix the HsColour test in the build system
[ghc-hetmet.git]
/
configure.ac
diff --git
a/configure.ac
b/configure.ac
index
2be74e6
..
33614e0
100644
(file)
--- a/
configure.ac
+++ b/
configure.ac
@@
-668,7
+668,7
@@
dnl off_t, because it will affect the result of that test.
AC_SYS_LARGEFILE
dnl ** check for specific header (.h) files that we are interested in
AC_SYS_LARGEFILE
dnl ** check for specific header (.h) files that we are interested in
-AC_CHECK_HEADERS([bfd.h ctype.h dirent.h dlfcn.h errno.h fcntl.h grp.h limits.h locale.h nlist.h pthread.h pwd.h signal.h sys/mman.h sys/resource.h sys/select.h sys/time.h sys/timeb.h sys/timers.h sys/times.h sys/utsname.h sys/wait.h termios.h time.h utime.h windows.h winsock.h sched.h])
+AC_CHECK_HEADERS([bfd.h ctype.h dirent.h dlfcn.h errno.h fcntl.h grp.h limits.h locale.h nlist.h pthread.h pwd.h signal.h sys/cpuset.h sys/mman.h sys/resource.h sys/select.h sys/time.h sys/timeb.h sys/timers.h sys/times.h sys/utsname.h sys/wait.h termios.h time.h utime.h windows.h winsock.h sched.h])
dnl ** check if it is safe to include both <time.h> and <sys/time.h>
AC_HEADER_TIME
dnl ** check if it is safe to include both <time.h> and <sys/time.h>
AC_HEADER_TIME
@@
-780,8
+780,11
@@
dnl Keep that check as early as possible.
dnl as we need to know whether we need libm
dnl for math functions or not
dnl (see http://hackage.haskell.org/trac/ghc/ticket/3730)
dnl as we need to know whether we need libm
dnl for math functions or not
dnl (see http://hackage.haskell.org/trac/ghc/ticket/3730)
-AC_SEARCH_LIBS(atan, m,
- [AC_DEFINE([HAVE_LIBM], [1], [Define to 1 if you need to link with libm])])
+AC_CHECK_LIB(m, atan, HaveLibM=YES, HaveLibM=NO)
+if test $HaveLibM = YES
+then
+ AC_DEFINE([HAVE_LIBM], [1], [Define to 1 if you need to link with libm])
+fi
dnl ** check whether this machine has BFD and liberty installed (used for debugging)
dnl the order of these tests matters: bfd needs liberty
dnl ** check whether this machine has BFD and liberty installed (used for debugging)
dnl the order of these tests matters: bfd needs liberty