Prevent the creation of "a.out" at the repo root

Our clever "gcc" invocations were creating a spurious "a.out" file at the root of the repo (which just happened to be in ".gitignore" so we didn't notice it sooner).

Signed-off-by: Andrew "Tianon" Page <admwiggin@gmail.com>
This commit is contained in:
Tianon Gravi 2015-11-17 09:44:36 -08:00
parent 71f422435e
commit 7f608c391d

View file

@ -110,7 +110,7 @@ fi
# test whether "btrfs/version.h" exists and apply btrfs_noversion appropriately
if \
command -v gcc &> /dev/null \
&& ! gcc -E - &> /dev/null <<<'#include <btrfs/version.h>' \
&& ! gcc -E - -o /dev/null &> /dev/null <<<'#include <btrfs/version.h>' \
; then
DOCKER_BUILDTAGS+=' btrfs_noversion'
fi
@ -119,7 +119,7 @@ fi
# functionality.
if \
command -v gcc &> /dev/null \
&& ! ( echo -e '#include <libdevmapper.h>\nint main() { dm_task_deferred_remove(NULL); }'| gcc -ldevmapper -xc - &> /dev/null ) \
&& ! ( echo -e '#include <libdevmapper.h>\nint main() { dm_task_deferred_remove(NULL); }'| gcc -ldevmapper -xc - -o /dev/null &> /dev/null ) \
; then
DOCKER_BUILDTAGS+=' libdm_no_deferred_remove'
fi