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| author | Alan Coopersmith <alan.coopersmith@oracle.com> | 2013-05-03 23:29:22 -0700 |
|---|---|---|
| committer | Alan Coopersmith <alan.coopersmith@oracle.com> | 2013-05-03 23:44:50 -0700 |
| commit | 1c7ad6773ce6be00dcd6e51e9be08f203abe5071 (patch) | |
| tree | 935094e79765854919a6c48843305d15873dec3f /configure.ac | |
| parent | 99a63d10cbbab7d69a52d25d78795a3278506ea9 (diff) | |
Use _XEatDataWords to avoid overflow of rep.length bit shifting
rep.length is a CARD32, so rep.length << 2 could overflow in 32-bit builds
Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 3f28bef..8466999 100644 --- a/configure.ac +++ b/configure.ac @@ -55,6 +55,12 @@ AC_SUBST(RANDR_VERSION) # Obtain compiler/linker options for depedencies PKG_CHECK_MODULES(RANDR, x11 randrproto >= $RANDR_VERSION xext xextproto xrender renderproto) +# Check for _XEatDataWords function that may be patched into older Xlib release +SAVE_LIBS="$LIBS" +LIBS="$RANDR_LIBS" +AC_CHECK_FUNCS([_XEatDataWords]) +LIBS="$SAVE_LIBS" + AC_CONFIG_FILES([Makefile src/Makefile man/Makefile |