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From: Feifei Wang <feifei.wang2@arm.com>
To: Bruce Richardson <bruce.richardson@intel.com>
Cc: dev@dpdk.org, nd@arm.com, Phil Yang <phil.yang@arm.com>,
 Feifei Wang <feifei.wang2@arm.com>,
 =?UTF-8?q?Juraj=20Linke=C5=A1?= <juraj.linkes@pantheon.tech>,
 Ruifeng Wang <ruifeng.wang@arm.com>
Date: Wed, 11 Aug 2021 14:17:20 +0800
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Subject: [dpdk-dev] [PATCH v2 1/1] devtools: add relative path support for
 ABI compatibility check
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From: Phil Yang <phil.yang@arm.com>

Because dpdk guide does not limit the relative path for ABI
compatibility check, users maybe set 'DPDK_ABI_REF_DIR' as a relative
path:

~/dpdk/devtools$ DPDK_ABI_REF_VERSION=v19.11 DPDK_ABI_REF_DIR=build-gcc-shared
./test-meson-builds.sh

And if the DESTDIR is not an absolute path, ninja complains:
+ install_target build-gcc-shared/v19.11/build build-gcc-shared/v19.11/build-gcc-shared
+ rm -rf build-gcc-shared/v19.11/build-gcc-shared
+ echo 'DESTDIR=build-gcc-shared/v19.11/build-gcc-shared ninja -C build-gcc-shared/v19.11/build install'
+ DESTDIR=build-gcc-shared/v19.11/build-gcc-shared
+ ninja -C build-gcc-shared/v19.11/build install
...
ValueError: dst_dir must be absolute, got build-gcc-shared/v19.11/build-gcc-shared/usr/local/share/dpdk/
examples/bbdev_app
...
Error: install directory 'build-gcc-shared/v19.11/build-gcc-shared' does not exist.

To fix this, add relative path support using 'readlink -f'.

Signed-off-by: Phil Yang <phil.yang@arm.com>
Signed-off-by: Feifei Wang <feifei.wang2@arm.com>
Reviewed-by: Juraj Linkeš <juraj.linkes@pantheon.tech>
Reviewed-by: Ruifeng Wang <ruifeng.wang@arm.com>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>
---
 devtools/test-meson-builds.sh | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/devtools/test-meson-builds.sh b/devtools/test-meson-builds.sh
index 9ec8e2bc7e..8ddde95276 100755
--- a/devtools/test-meson-builds.sh
+++ b/devtools/test-meson-builds.sh
@@ -168,7 +168,8 @@ build () # <directory> <target cc | cross file> <ABI check> [meson options]
 	config $srcdir $builds_dir/$targetdir $cross --werror $*
 	compile $builds_dir/$targetdir
 	if [ -n "$DPDK_ABI_REF_VERSION" -a "$abicheck" = ABI ] ; then
-		abirefdir=${DPDK_ABI_REF_DIR:-reference}/$DPDK_ABI_REF_VERSION
+		abirefdir=$(readlink -f \
+			${DPDK_ABI_REF_DIR:-reference}/$DPDK_ABI_REF_VERSION)
 		if [ ! -d $abirefdir/$targetdir ]; then
 			# clone current sources
 			if [ ! -d $abirefdir/src ]; then
-- 
2.25.1