[Buildroot] [git commit branch/2021.02.x] package/rt-tests: add patch to fix compatibility with make 3.81
From: Peter Korsgaard <peter@korsgaard.com>
Date: 2021-05-14 17:22:03
Subsystem:
the rest · Maintainer:
Linus Torvalds
commit: https://git.buildroot.net/buildroot/commit/?id=cbc530bfa67a6d27dbd4d6e2eb49444e4daf7343 branch: https://git.buildroot.net/buildroot/commit/?id=refs/heads/2021.02.x Fixes: http://autobuild.buildroot.net/results/cf7c4f360f5464c700788cc8299fd086544c80e8/build-end.log Older GNU make versions don't like the explicit undefine. It isn't really needed as ifdef handles undefined and defined-to-the-empty-string the same way, so just drop the undefine logic. Signed-off-by: Peter Korsgaard <peter@korsgaard.com> (cherry picked from commit b8a1301e81b56e81b8abca6c00e5dccb6e3ff661) Signed-off-by: Peter Korsgaard <peter@korsgaard.com> --- ...op-explicit-undefine-PYLIB-for-compatibil.patch | 48 ++++++++++++++++++++++ 1 file changed, 48 insertions(+)
diff --git a/package/rt-tests/0002-Makefile-drop-explicit-undefine-PYLIB-for-compatibil.patch b/package/rt-tests/0002-Makefile-drop-explicit-undefine-PYLIB-for-compatibil.patch
new file mode 100644
index 0000000000..f71ba09a79
--- /dev/null
+++ b/package/rt-tests/0002-Makefile-drop-explicit-undefine-PYLIB-for-compatibil.patch@@ -0,0 +1,48 @@ +From 84fea5d784e010f84c860b34e55ea2c855c17b3b Mon Sep 17 00:00:00 2001 +From: Peter Korsgaard <peter@korsgaard.com> +Date: Wed, 12 May 2021 09:18:33 +0200 +Subject: [PATCH] Makefile: drop explicit undefine PYLIB for compatibility with + make 3.81 + +GNU make 3.81 does not like the explicit tab-indented undefine: + +Makefile:41: *** commands commence before first target. Stop. + +Dropping the indentation also doesn't work: + +Makefile:41: *** missing separator. Stop. + +So simply drop the undefine logic. As explained in the GNU make manual, +undefine is not commonly needed as E.G. ifdef checks for a non-zero string: + +https://www.gnu.org/software/make/manual/html_node/Undefine-Directive.html +https://www.gnu.org/software/make/manual/html_node/Conditional-Syntax.html + +Fixes: +http://autobuild.buildroot.net/results/cf7c4f360f5464c700788cc8299fd086544c80e8/build-end.log + +Signed-off-by: Peter Korsgaard <peter@korsgaard.com> +[Upstream: https://marc.info/?l=linux-rt-users&m=162080462211139&w=2] +--- + Makefile | 5 ----- + 1 file changed, 5 deletions(-) + +diff --git a/Makefile b/Makefile +index b17ac09..ec85ac8 100644 +--- a/Makefile ++++ b/Makefile +@@ -36,11 +36,6 @@ LDFLAGS ?= + + PYLIB ?= $(shell python3 -c 'import distutils.sysconfig; print (distutils.sysconfig.get_python_lib())') + +-# Check for errors, such as python3 not available +-ifeq (${PYLIB},) +- undefine PYLIB +-endif +- + MANPAGES = src/cyclictest/cyclictest.8 \ + src/pi_tests/pi_stress.8 \ + src/ptsematest/ptsematest.8 \ +-- +2.20.1 +