Add documentation and test case for --print-os-abi and --set-os-abi

Signed-off-by: Dmitry Moskalchuk <dm@crystax.net>

2 files changed, 45 insertions, 0 deletions

diff --git a/tests/Makefile.am b/tests/Makefile.am
index bbea1ba..600639d 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -33,6 +33,7 @@ src_TESTS = \
   endianness.sh \
   contiguous-note-sections.sh \
   no-gnu-hash.sh \
+  change-abi.sh \
   grow-file.sh \
   no-dynamic-section.sh \
   args-from-file.sh \
diff --git a/tests/change-abi.sh b/tests/change-abi.sh
new file mode 100755
index 0000000..26a151d
--- /dev/null
+++ b/tests/change-abi.sh
@@ -0,0 +1,44 @@
+#! /bin/sh -e
+
+SCRATCH=scratch/$(basename $0 .sh)
+
+rm -rf ${SCRATCH}
+mkdir -p ${SCRATCH}
+
+cp simple-pie ${SCRATCH}/simple-pie
+
+# Save the old OS ABI
+OLDABI=`../src/patchelf --print-os-abi ${SCRATCH}/simple-pie`
+# Ensure it's not empty
+test -n "$OLDABI"
+
+# Change OS ABI and verify it has been changed
+{
+  echo "System V"
+  echo "HP-UX"
+  echo "NetBSD"
+  echo "Linux"
+  echo "GNU Hurd"
+  echo "Solaris"
+  echo "AIX"
+  echo "IRIX"
+  echo "FreeBSD"
+  echo "Tru64"
+  echo "OpenBSD"
+  echo "OpenVMS"
+} | {
+  while IFS="\n" read ABI; do
+    echo "Set OS ABI to '$ABI'..."
+    ../src/patchelf --set-os-abi "$ABI" ${SCRATCH}/simple-pie
+
+    echo "Check is OS ABI is '$ABI'..."
+    NEWABI=`../src/patchelf --print-os-abi ${SCRATCH}/simple-pie`
+    test "$NEWABI" = "$ABI"
+  done
+}
+
+# Reset OS ABI to the saved one
+../src/patchelf --set-os-abi "$OLDABI" ${SCRATCH}/simple-pie
+
+# Verify we still can run the executable
+${SCRATCH}/simple-pie