;;
i386-apple-darwin|powerpc-apple-darwin)
soext='.dylib'
- CFLAGS="$CFLAGS -m32"
- LDFLAGS="$LDFLAGS -m32"
- CONF_CC_OPTS="$CONF_CC_OPTS -m32"
- CONF_LD_OPTS="$CONF_LD_OPTS -m32"
;;
x86_64-apple-darwin)
soext='.dylib'
- CFLAGS="$CFLAGS -m64"
- LDFLAGS="$LDFLAGS -m64"
- CONF_CC_OPTS="$CONF_CC_OPTS -m64"
- CONF_LD_OPTS="$CONF_LD_OPTS -m64"
;;
esac
+FPTOOLS_SET_C_LD_FLAGS([target],[CFLAGS],[LDFLAGS])
+FPTOOLS_SET_C_LD_FLAGS([build],[CONF_CC_OPTS_STAGE0],[CONF_LD_OPTS_STAGE0])
+FPTOOLS_SET_C_LD_FLAGS([target],[CONF_CC_OPTS_STAGE1],[CONF_LD_OPTS_STAGE1])
+# Stage 3 won't be supported by cross-compilation
+FPTOOLS_SET_C_LD_FLAGS([target],[CONF_CC_OPTS_STAGE2],[CONF_LD_OPTS_STAGE2])
+
checkArch() {
case $1 in
alpha|arm|hppa|hppa1_1|i386|ia64|m68k|mips|mipseb|mipsel|powerpc|powerpc64|rs6000|s390|sparc|sparc64|vax|x86_64)
dnl ** figure out how to invoke cpp directly (gcc -E is no good)
AC_PROG_CPP
-AC_SUBST(CONF_CC_OPTS)
-AC_SUBST(CONF_LD_OPTS)
+AC_SUBST(CONF_CC_OPTS_STAGE0)
+AC_SUBST(CONF_CC_OPTS_STAGE1)
+AC_SUBST(CONF_CC_OPTS_STAGE2)
+AC_SUBST(CONF_LD_OPTS_STAGE0)
+AC_SUBST(CONF_LD_OPTS_STAGE1)
+AC_SUBST(CONF_LD_OPTS_STAGE2)
dnl ** figure out how to do context diffs
FP_PROG_CONTEXT_DIFF
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 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