aboutsummaryrefslogtreecommitdiff
path: root/configure
diff options
context:
space:
mode:
authorUlrich Hecht <uli@suse.de>2009-09-17 20:22:14 +0300
committerRiku Voipio <riku.voipio@iki.fi>2009-10-15 23:55:55 +0300
commitd092793872848b83dfb8973640ce71dc2522a8f3 (patch)
treea32a3ec5321c36e688064a5fec58b3b1b36ec219 /configure
parent5041fccd8ebed677f4d3012011657f8cc2340ea4 (diff)
downloadqemu-d092793872848b83dfb8973640ce71dc2522a8f3.zip
qemu-d092793872848b83dfb8973640ce71dc2522a8f3.tar.gz
qemu-d092793872848b83dfb8973640ce71dc2522a8f3.tar.bz2
implementations of dup3 and fallocate that are good enough to fool LTP
updated fallocate check to new configure, added dup3 check as suggested by Jan-Simon Möller. Riku: updated to apply to current git. Signed-off-by: Ulrich Hecht <uli@suse.de> Signed-off-by: Riku Voipio <riku.voipio@iki.fi>
Diffstat (limited to 'configure')
-rwxr-xr-xconfigure36
1 files changed, 36 insertions, 0 deletions
diff --git a/configure b/configure
index ca6d45c..3df9d07 100755
--- a/configure
+++ b/configure
@@ -1569,6 +1569,36 @@ if compile_prog "" "" ; then
eventfd=yes
fi
+# check for fallocate
+fallocate=no
+cat > $TMPC << EOF
+#include <fcntl.h>
+
+int main(void)
+{
+ fallocate(0, 0, 0, 0);
+ return 0;
+}
+EOF
+if $cc $ARCH_CFLAGS -o $TMPE $TMPC 2> /dev/null ; then
+ fallocate=yes
+fi
+
+# check for dup3
+dup3=no
+cat > $TMPC << EOF
+#include <unistd.h>
+
+int main(void)
+{
+ dup3(0, 0, 0);
+ return 0;
+}
+EOF
+if $cc $ARCH_CFLAGS -o $TMPE $TMPC 2> /dev/null ; then
+ dup3=yes
+fi
+
# Check if tools are available to build documentation.
if test "$docs" != "no" ; then
if test -x "`which texi2html 2>/dev/null`" -a \
@@ -1950,6 +1980,12 @@ fi
if test "$eventfd" = "yes" ; then
echo "CONFIG_EVENTFD=y" >> $config_host_mak
fi
+if test "$fallocate" = "yes" ; then
+ echo "CONFIG_FALLOCATE=y" >> $config_host_mak
+fi
+if test "$dup3" = "yes" ; then
+ echo "CONFIG_DUP3=y" >> $config_host_mak
+fi
if test "$inotify" = "yes" ; then
echo "CONFIG_INOTIFY=y" >> $config_host_mak
fi