Check native binary format

If our native binary format is not ELF, there is no point in doing the
textrel check and we have to exclude some tests that compile source
code with the native compiler and then check something on the resulting
binary with elfutils.

Change-Id: Ib9c6b63481b40fa07dd741c1bb9dcb5d5a2ac6d1
Reviewed-by: Christian Kandeler <[email protected]>

13 files changed, 77 insertions, 1 deletions

diff --git a/tests/ChangeLog b/tests/ChangeLog
index d5bda6d2..a9bc6faa 100644
--- a/tests/ChangeLog
+++ b/tests/ChangeLog
@@ -1,5 +1,21 @@
 2017-04-28  Ulf Hermann  <[email protected]>
 
+	* run-disasm-x86-64.sh: Disable if the native binary format is not
+	ELF.
+	* run-disasm-x86.sh: Likewise.
+	* run-dwfllines.sh: Likewise.
+	* run-elf_cntl_gelf_getshdr.sh: Likewise.
+	* run-elflint-self.sh: Likewise.
+	* run-low_high_pc.sh: Likewise.
+	* run-native-test.sh: Likewise.
+	* run-nm-self.sh: Likewise.
+	* run-readelf-self.sh: Likewise.
+	* run-strip-reloc.sh: Likewise.
+	* run-strip-strmerge.sh: Likewise.
+	* test-nlist.c: Likewise.
+
+2017-04-28  Ulf Hermann  <[email protected]>
+
 	* Makefile.am: Use the predefined names for libelf, libdw, libasm,
 	rather than hardcoding to the elf conventions and add the right
 	extension to deleted-lib.<libext>.
diff --git a/tests/run-disasm-x86-64.sh b/tests/run-disasm-x86-64.sh
index a6be62bb..c5256b78 100755
--- a/tests/run-disasm-x86-64.sh
+++ b/tests/run-disasm-x86-64.sh
@@ -17,6 +17,11 @@
 
 . $srcdir/test-subr.sh
 
+if ! grep -q -F '#define LIBEXT ".so"' ${abs_top_builddir}/config.h; then
+  echo "only works with native ELF binaries."
+  exit 77
+fi
+
 # Run x86-64 test.
 case "`uname -m`" in
   x86_64)
diff --git a/tests/run-disasm-x86.sh b/tests/run-disasm-x86.sh
index 28a3df74..e0b6ee3e 100755
--- a/tests/run-disasm-x86.sh
+++ b/tests/run-disasm-x86.sh
@@ -17,6 +17,11 @@
 
 . $srcdir/test-subr.sh
 
+if ! grep -q -F '#define LIBEXT ".so"' ${abs_top_builddir}/config.h; then
+  echo "only works with native ELF binaries."
+  exit 77
+fi
+
 # Run x86 test.
 case "`uname -m`" in
   x86_64 | i?86 )
diff --git a/tests/run-dwfllines.sh b/tests/run-dwfllines.sh
index b384de09..c228d7db 100755
--- a/tests/run-dwfllines.sh
+++ b/tests/run-dwfllines.sh
@@ -83,6 +83,11 @@ mod:  CU: [9e4] m.c
  time: 0, len: 0, idx: 0, b: 1, e: 1, pe: 0, eb: 0, block: 0, isa: 0, disc: 0
 EOF
 
+if ! grep -q -F '#define LIBEXT ".so"' ${abs_top_builddir}/config.h; then
+  echo "self tests only work with native ELF binaries."
+  exit 77
+fi
+
 testrun_on_self_quiet ${abs_builddir}/dwfllines -e
 
 exit 0
diff --git a/tests/run-elf_cntl_gelf_getshdr.sh b/tests/run-elf_cntl_gelf_getshdr.sh
index 94b477c7..6cf93afb 100755
--- a/tests/run-elf_cntl_gelf_getshdr.sh
+++ b/tests/run-elf_cntl_gelf_getshdr.sh
@@ -17,6 +17,11 @@
 
 . $srcdir/test-subr.sh
 
+if ! grep -q -F '#define LIBEXT ".so"' ${abs_top_builddir}/config.h; then
+  echo "self tests only work with native ELF binaries."
+  exit 77
+fi
+
 tempfiles test_shdr.out
 
 # However we open the elf file, the shdrs should be the same.
diff --git a/tests/run-elflint-self.sh b/tests/run-elflint-self.sh
index 58fa7d0f..fe6b0a46 100755
--- a/tests/run-elflint-self.sh
+++ b/tests/run-elflint-self.sh
@@ -18,5 +18,10 @@
 
 . $srcdir/test-subr.sh
 
+if ! grep -q -F '#define LIBEXT ".so"' ${abs_top_builddir}/config.h; then
+  echo "only works with native ELF binaries."
+  exit 77
+fi
+
 testrun_on_self ${abs_top_builddir}/src/elflint --quiet --gnu-ld
 testrun_on_self_compressed ${abs_top_builddir}/src/elflint --quiet --gnu-ld
diff --git a/tests/run-low_high_pc.sh b/tests/run-low_high_pc.sh
index ab5f2c37..db5b0976 100755
--- a/tests/run-low_high_pc.sh
+++ b/tests/run-low_high_pc.sh
@@ -26,6 +26,12 @@
 testfiles testfile_low_high_pc
 
 testrun ${abs_builddir}/low_high_pc -e ./testfile_low_high_pc
+
+if ! grep -q -F '#define LIBEXT ".so"' ${abs_top_builddir}/config.h; then
+  echo "self tests only work with native ELF binaries."
+  exit 77
+fi
+
 testrun ${abs_builddir}/low_high_pc -e ${abs_builddir}/low_high_pc
 testrun ${abs_builddir}/low_high_pc -e ${abs_top_builddir}/src/strip
 testrun ${abs_builddir}/low_high_pc -e ${abs_top_builddir}/src/strip.o
diff --git a/tests/run-native-test.sh b/tests/run-native-test.sh
index d19007f2..4adef49f 100755
--- a/tests/run-native-test.sh
+++ b/tests/run-native-test.sh
@@ -18,6 +18,11 @@
 
 . $srcdir/test-subr.sh
 
+if ! grep -q -F '#define LIBEXT ".so"' ${abs_top_builddir}/config.h; then
+  echo "only works with native ELF binaries."
+  exit 77
+fi
+
 # This tests all the miscellaneous components of backend support
 # against whatever this build is running on.  A platform will fail
 # this test if it is missing parts of the backend implementation.
diff --git a/tests/run-nm-self.sh b/tests/run-nm-self.sh
index 6a31afcf..a062c37d 100755
--- a/tests/run-nm-self.sh
+++ b/tests/run-nm-self.sh
@@ -17,6 +17,11 @@
 
 . $srcdir/test-subr.sh
 
+if ! grep -q -F '#define LIBEXT ".so"' ${abs_top_builddir}/config.h; then
+  echo "only works with native ELF binaries."
+  exit 77
+fi
+
 # Test different command line combinations on the nm binary itself.
 # Test on nm ET_REL, ET_EXEC and ET_DYN files.
 ET_REL=${abs_top_builddir}/src/nm.o
diff --git a/tests/run-readelf-self.sh b/tests/run-readelf-self.sh
index 7ffb3577..f645a148 100755
--- a/tests/run-readelf-self.sh
+++ b/tests/run-readelf-self.sh
@@ -17,5 +17,10 @@
 
 . $srcdir/test-subr.sh
 
+if ! grep -q -F '#define LIBEXT ".so"' ${abs_top_builddir}/config.h; then
+  echo "only works with native ELF binaries."
+  exit 77
+fi
+
 # Just makes sure readelf doesn't crash
 testrun_on_self_quiet ${abs_top_builddir}/src/readelf -a -w
diff --git a/tests/run-strip-reloc.sh b/tests/run-strip-reloc.sh
index e587eab3..50dddbf8 100755
--- a/tests/run-strip-reloc.sh
+++ b/tests/run-strip-reloc.sh
@@ -104,6 +104,11 @@ runtest hello_s390.ko 1
 runtest hello_aarch64.ko 1
 runtest hello_m68k.ko 1
 
+if ! grep -q -F '#define LIBEXT ".so"' ${abs_top_builddir}/config.h; then
+  echo "only works with native ELF binaries."
+  exit 77
+fi
+
 # self test, shouldn't impact non-ET_REL files at all.
 runtest ${abs_top_builddir}/src/strip 0
 runtest ${abs_top_builddir}/src/strip.o 1
diff --git a/tests/run-strip-strmerge.sh b/tests/run-strip-strmerge.sh
index aa9c1eb9..d9d75fd9 100755
--- a/tests/run-strip-strmerge.sh
+++ b/tests/run-strip-strmerge.sh
@@ -17,6 +17,11 @@
 
 . $srcdir/test-subr.sh
 
+if ! grep -q -F '#define LIBEXT ".so"' ${abs_top_builddir}/config.h; then
+  echo "only works with native ELF binaries."
+  exit 77
+fi
+
 # Generate a file with merged .shstrtab/.strtab table.
 # strip and unstrip it. Check all files with elflint.
 
diff --git a/tests/test-nlist.c b/tests/test-nlist.c
index 679c911b..06163980 100644
--- a/tests/test-nlist.c
+++ b/tests/test-nlist.c
@@ -15,10 +15,11 @@
    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
+#include <config.h>
 #include <nlist.h>
 #include <stdio.h>
 #include <stdlib.h>
-
+#include <string.h>
 
 int var = 1;
 
@@ -34,6 +35,9 @@ foo (int a)
 int
 main (int argc, char *argv[] __attribute__ ((unused)))
 {
+  if (strcmp(LIBEXT, ".so") != 0)
+    return 77; // test-nlist needs to be an ELF binary for this.
+
   struct nlist nl[6] =
   {
     [0] = { .n_name = "var" },