The current build framework fails to cope with header file removal. The reason is the removed header file stays in the .cmd file target rule and force the build to fail.
This issue is fixed and explained in following patches. Adding new build test that simulates header removal. Link: http://lkml.kernel.org/n/tip-580lv21jts6t9j15cosxg...@git.kernel.org Signed-off-by: Jiri Olsa <jo...@kernel.org> --- tools/build/tests/ex/Build | 1 + tools/build/tests/ex/Makefile | 2 +- tools/build/tests/ex/ex.c | 2 ++ tools/build/tests/ex/inc.c | 8 ++++++++ tools/build/tests/run.sh | 27 +++++++++++++++++++++++++++ 5 files changed, 39 insertions(+), 1 deletion(-) create mode 100644 tools/build/tests/ex/inc.c diff --git a/tools/build/tests/ex/Build b/tools/build/tests/ex/Build index 429c7d452101..4d502f9b1a50 100644 --- a/tools/build/tests/ex/Build +++ b/tools/build/tests/ex/Build @@ -4,6 +4,7 @@ ex-y += b.o ex-y += b.o ex-y += empty/ ex-y += empty2/ +ex-y += inc.o libex-y += c.o libex-y += d.o diff --git a/tools/build/tests/ex/Makefile b/tools/build/tests/ex/Makefile index a8f596e37fd2..f279b84cb859 100644 --- a/tools/build/tests/ex/Makefile +++ b/tools/build/tests/ex/Makefile @@ -1,4 +1,4 @@ -export srctree := ../../../.. +export srctree := $(abspath ../../../..) export CC := gcc export LD := ld export AR := ar diff --git a/tools/build/tests/ex/ex.c b/tools/build/tests/ex/ex.c index dc42eb2e1a67..57de6074d252 100644 --- a/tools/build/tests/ex/ex.c +++ b/tools/build/tests/ex/ex.c @@ -5,6 +5,7 @@ int c(void); int d(void); int e(void); int f(void); +int inc(void); int main(void) { @@ -14,6 +15,7 @@ int main(void) d(); e(); f(); + inc(); return 0; } diff --git a/tools/build/tests/ex/inc.c b/tools/build/tests/ex/inc.c new file mode 100644 index 000000000000..c20f1e9033a3 --- /dev/null +++ b/tools/build/tests/ex/inc.c @@ -0,0 +1,8 @@ +#ifdef INCLUDE +#include "krava.h" +#endif + +int inc(void) +{ + return 0; +} diff --git a/tools/build/tests/run.sh b/tools/build/tests/run.sh index 5494f8ea7567..44d2a0fade67 100755 --- a/tools/build/tests/run.sh +++ b/tools/build/tests/run.sh @@ -34,9 +34,36 @@ function test_ex_suffix { make -C ex V=1 clean > /dev/null 2>&1 rm -f ex.out } + +function test_ex_include { + make -C ex V=1 clean > ex.out 2>&1 + + # build with krava.h include + touch ex/krava.h + make -C ex V=1 CFLAGS=-DINCLUDE >> ex.out 2>&1 + + if [ ! -x ./ex/ex ]; then + echo FAILED + exit -1 + fi + + # build without the include + rm -f ex/krava.h ex/ex + make -C ex V=1 >> ex.out 2>&1 + + if [ ! -x ./ex/ex ]; then + echo FAILED + exit -1 + fi + + make -C ex V=1 clean > /dev/null 2>&1 + rm -f ex.out +} + echo -n Testing.. test_ex test_ex_suffix +test_ex_include echo OK -- 2.4.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/