;;
--enable-libhdfs) libhdfs="yes"
;;
- --disable-shm) output_sym "CONFIG_NO_SHM"
+ --disable-shm) no_shm="yes"
+ ;;
+ --disable-optimizations) disable_opt="yes"
;;
--help)
show_help="yes"
echo "--disable-gfapi Disable gfapi"
echo "--enable-libhdfs Enable hdfs support"
echo "--disable-shm Disable SHM support"
+ echo "--disable-optimizations Don't enable compiler optimizations"
exit $exit_val
fi
echo >> $config_host_mak
echo "CONFIG_TARGET_OS=$targetos" >> $config_host_mak
+if test "$no_shm" = "yes" ; then
+ output_sym "CONFIG_NO_SHM"
+fi
+
+if test "$disable_opt" = "yes" ; then
+ output_sym "CONFIG_FIO_NO_OPT"
+fi
+
# Some host OSes need non-standard checks for which CPU to use.
# Note that these checks are broken for cross-compilation: if you're
# cross-compiling to one of these OSes then you'll need to specify
output_sym "CONFIG_TCP_NODELAY"
output_sym "CONFIG_TLS_THREAD"
output_sym "CONFIG_IPV6"
- output_sym "CONFIG_SFA"
echo "CC=$CC" >> $config_host_mak
echo "BUILD_CFLAGS=$CFLAGS -include config-host.h -D_GNU_SOURCE" >> $config_host_mak
exit 0
echo "Solaris AIO support $solaris_aio"
##########################################
-# __sync_fetch_and_and test
+# __sync_fetch_and_add test
sfaa="no"
cat > $TMPC << EOF
-static int sfaa(int *ptr)
+#include <inttypes.h>
+static int sfaa(uint64_t *ptr)
{
return __sync_fetch_and_add(ptr, 0);
}
int main(int argc, char **argv)
{
- int val = 42;
+ uint64_t val = 42;
sfaa(&val);
return val;
}
fi
echo "getmntinfo $getmntinfo"
-##########################################
-# Check whether we have __sync_fetch_and_add()
-sfa=="no"
-cat > $TMPC << EOF
-#include <stdio.h>
-#include <stdlib.h>
-#include <inttypes.h>
-int main(int argc, char **argv)
-{
- uint64_t dst = 1, src = 3;
- __sync_fetch_and_add(&dst, src);
-}
-EOF
-if compile_prog "" "" "__sync_fetch_and_add"; then
- sfa="yes"
-fi
-echo "__sync_fetch_and_add $sfa"
-
##########################################
# Check whether we have _Static_assert
static_assert="no"
cat > $TMPC << EOF
#include <assert.h>
+#include <stdlib.h>
+#undef offsetof
+#ifdef __compiler_offsetof
+#define offsetof(TYPE,MEMBER) __compiler_offsetof(TYPE,MEMBER)
+#else
+#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
+#endif
+
+#define container_of(ptr, type, member) ({ \
+ const typeof( ((type *)0)->member ) *__mptr = (ptr); \
+ (type *)( (char *)__mptr - offsetof(type,member) );})
+
+struct foo {
+ int a, b;
+};
+
int main(int argc, char **argv)
{
- _Static_assert( 1 == 1 , "Check");
+ _Static_assert(offsetof(struct foo, a) == 0 , "Check");
return 0 ;
}
EOF
if test "$getmntinfo" = "yes" ; then
output_sym "CONFIG_GETMNTINFO"
fi
-if test "$sfa" = "yes" ; then
- output_sym "CONFIG_SFA"
-fi
if test "$static_assert" = "yes" ; then
output_sym "CONFIG_STATIC_ASSERT"
fi
echo "CC=$cc" >> $config_host_mak
echo "BUILD_CFLAGS=$BUILD_CFLAGS $CFLAGS" >> $config_host_mak
echo "INSTALL_PREFIX=$prefix" >> $config_host_mak
+
+if [ `dirname $0` != "." -a ! -e Makefile ]; then
+ cat > Makefile <<EOF
+SRCDIR:=`dirname $0`
+include \$(SRCDIR)/Makefile
+EOF
+fi