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author | Blue Swirl <blauwirbel@gmail.com> | 2009-09-20 06:56:26 +0000 |
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committer | Blue Swirl <blauwirbel@gmail.com> | 2009-09-20 06:56:26 +0000 |
commit | 5f6b9e8fd5b9516170e582d9b6c27c98519a8031 (patch) | |
tree | 2b9b054a84cf329bf1fa28167d5ecfffa44e8ad2 | |
parent | cdd0935cbd345364fc6265feaa5814790947b7f9 (diff) | |
download | hqemu-5f6b9e8fd5b9516170e582d9b6c27c98519a8031.zip hqemu-5f6b9e8fd5b9516170e582d9b6c27c98519a8031.tar.gz |
Probe for fdatasync()
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
-rwxr-xr-x | configure | 16 | ||||
-rw-r--r-- | cutils.c | 2 |
2 files changed, 17 insertions, 1 deletions
@@ -1625,6 +1625,18 @@ if compile_prog "" "" ; then need_offsetof=no fi +########################################## +# check if we have fdatasync + +fdatasync=no +cat > $TMPC << EOF +#include <unistd.h> +int main(void) { return fdatasync(0); } +EOF +if compile_prog "" "" ; then + fdatasync=yes +fi + # End of CC checks # After here, no more $cc or $ld runs @@ -1738,6 +1750,7 @@ echo "Install blobs $blobs" echo "KVM support $kvm" echo "fdt support $fdt" echo "preadv support $preadv" +echo "fdatasync $fdatasync" if test $sdl_too_old = "yes"; then echo "-> Your SDL version is too old - please upgrade to have SDL support" @@ -1928,6 +1941,9 @@ fi if test "$need_offsetof" = "yes" ; then echo "CONFIG_NEED_OFFSETOF=y" >> $config_host_mak fi +if test "$fdatasync" = "yes" ; then + echo "CONFIG_FDATASYNC=y" >> $config_host_mak +fi # XXX: suppress that if [ "$bsd" = "yes" ] ; then @@ -124,7 +124,7 @@ int qemu_fls(int i) */ int qemu_fdatasync(int fd) { -#ifdef _POSIX_SYNCHRONIZED_IO +#ifdef CONFIG_FDATASYNC return fdatasync(fd); #else return fsync(fd); |