[3/3] libgcrypt: rewrite ptest

diff --git a/meta/recipes-support/libgcrypt/files/no-native-gpg-error.patch b/meta/recipes-support/libgcrypt/files/no-native-gpg-error.patch
new file mode 100644
index 00000000000..b9a607863d3
--- /dev/null
+++ b/meta/recipes-support/libgcrypt/files/no-native-gpg-error.patch
@@ -0,0 +1,18 @@ 
+Don't depend on a native libgpg-error to build the test driver, as it's
+an optional dependency for some C annotations.
+
+Upstream-Status: Inappropriate
+Signed-off-by: Ross Burton <ross.burton@arm.com>
+
+diff --git a/tests/testdrv.c b/tests/testdrv.c
+index 0ccde326..6d6abd57 100644
+--- a/tests/testdrv.c
++++ b/tests/testdrv.c
+@@ -32,7 +32,6 @@
+ # include <fcntl.h>
+ # include <sys/wait.h>
+ #endif
+-#include <gpg-error.h> /* For some macros.  */
+ 
+ #include "stopwatch.h"
+ 
diff --git a/meta/recipes-support/libgcrypt/files/run-ptest b/meta/recipes-support/libgcrypt/files/run-ptest
index 4818a061b4b..c349ae1944e 100644
--- a/meta/recipes-support/libgcrypt/files/run-ptest
+++ b/meta/recipes-support/libgcrypt/files/run-ptest
@@ -1,3 +1,9 @@ 
 #!/bin/sh
 
-make -C build/tests runtest-TESTS
+# Run the tests in regression mode so they are quicker
+export GCRYPT_IN_REGRESSION_TEST=1
+# The 'random' test invokes itself, so we need to be sure that the test
+# directory is on PATH.
+export PATH=$PATH:.
+
+./testdrv --verbose
diff --git a/meta/recipes-support/libgcrypt/libgcrypt_1.10.1.bb b/meta/recipes-support/libgcrypt/libgcrypt_1.10.1.bb
index 5047c9075f1..b0d88de3aa1 100644
--- a/meta/recipes-support/libgcrypt/libgcrypt_1.10.1.bb
+++ b/meta/recipes-support/libgcrypt/libgcrypt_1.10.1.bb
@@ -17,13 +17,13 @@  LIC_FILES_CHKSUM = "file://COPYING;md5=94d55d512a9ba36caa9b7df079bae19f \
                     "
 
 DEPENDS = "libgpg-error"
-RDEPENDS:${PN}-ptest = "bash make"
 
 UPSTREAM_CHECK_URI = "https://gnupg.org/download/index.html"
 SRC_URI = "${GNUPG_MIRROR}/libgcrypt/libgcrypt-${PV}.tar.bz2 \
            file://0001-libgcrypt-fix-m4-file-for-oe-core.patch \
            file://0002-libgcrypt-fix-building-error-with-O2-in-sysroot-path.patch \
            file://0004-tests-Makefile.am-fix-undefined-reference-to-pthread.patch \
+           file://no-native-gpg-error.patch \
            file://run-ptest \
            "
 SRC_URI[sha256sum] = "ef14ae546b0084cd84259f61a55e07a38c3b53afc0f546bffcef2f01baffe9de"
@@ -38,8 +38,6 @@  inherit autotools texinfo binconfig-disabled pkgconfig ptest
 EXTRA_OECONF = "--disable-asm"
 EXTRA_OEMAKE:class-target = "LIBTOOLFLAGS='--tag=CC'"
 
-PRIVATE_LIBS:${PN}-ptest:append = " libgcrypt.so.20"
-
 PACKAGECONFIG ??= "capabilities"
 PACKAGECONFIG[capabilities] = "--with-capabilities,--without-capabilities,libcap"
 
@@ -49,18 +47,9 @@  do_configure:prepend () {
 }
 
 do_install_ptest() {
-    cp -r --preserve=mode,links -v ${S} ${D}${PTEST_PATH}
-    cp -r --preserve=mode,links -v ${B} ${D}${PTEST_PATH}
-    rm ${D}${PTEST_PATH}/build/cipher/gost-s-box
-    rm ${D}${PTEST_PATH}/build/doc/yat2m
-    rm ${D}${PTEST_PATH}/build/libtool
-    rm ${D}${PTEST_PATH}/build/config.status
-    rm ${D}${PTEST_PATH}/build/config.log
-    rm ${D}${PTEST_PATH}/build/src/mpicalc
-    rm ${D}${PTEST_PATH}/${BP}/autom4te* -rf
-    sed -i -e 's/Makefile:.*/Makefile-disabled:/' ${D}${PTEST_PATH}/build/Makefile
-    find ${D}/${PTEST_PATH}/build -name "*.cmake" -or -name "Makefile" \
-    | xargs sed -e "s|${WORKDIR}|${PTEST_PATH}|g" -e "s|${WORKDIR}/recipe-sysroot-native||g" -i
+    cd tests
+    oe_runmake testdrv-build testdrv
+    install testdrv $(srcdir=${S}/tests ./testdrv-build --files | sort | uniq) ${D}${PTEST_PATH}
 }
 
 FILES:${PN}-dev += "${bindir}/hmac256 ${bindir}/dumpsexp"