[continued from previous message]
+ # Only parse the changelog if a variable is actually used,
+ # but then replace each recursive definition with a non-recursive one
+ # (and of course return the asked value).
+ DEB_SOURCE = $(dpkg-parsechangelog_run)$(DEB_SOURCE)
+ DEB_VERSION = $(dpkg-parsechangelog_run)$(DEB_VERSION)
+ DEB_VERSION_EPOCH_UPSTREAM = \
+ $(dpkg-parsechangelog_run)$(DEB_VERSION_EPOCH_UPSTREAM)
+ DEB_VERSION_UPSTREAM_REVISION = \
+ $(dpkg-parsechangelog_run)$(DEB_VERSION_UPSTREAM_REVISION)
+ DEB_VERSION_UPSTREAM = \
+ $(dpkg-parsechangelog_run)$(DEB_VERSION_UPSTREAM)
+ DEB_DISTRIBUTION = $(dpkg-parsechangelog_run)$(DEB_DISTRIBUTION)
+else
+ # We must run a subshell in order to compute SOURCE_DATE_EPOCH,
+ # so we may as well set all variables.
+ dpkg-parsechangelog_sed += \
+ ;s/^Timestamp: \(.*\)/$$(eval SOURCE_DATE_EPOCH:=\1)/p
+ $(dpkg-parsechangelog_run)
+endif
export SOURCE_DATE_EPOCH
--
2.39.2
From 94fb896c431e96db1f489e1a344e48a0a7d11209 Mon Sep 17 00:00:00 2001
From: Nicolas Boulenguez <
[email protected]>
Date: Wed, 10 Jan 2024 20:10:10 +0100
Subject: [PATCH 08/10] scripts/buildapi.mk: reduce the number of subprocesses
Ensure that dpkg-buildapi is only called at most once.
If so, call it once and cache the result for future expansions.
---
scripts/mk/buildapi.mk | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/scripts/mk/buildapi.mk b/scripts/mk/buildapi.mk
index ba6b43543..8ceb13cab 100644
--- a/scripts/mk/buildapi.mk
+++ b/scripts/mk/buildapi.mk
@@ -4,7 +4,11 @@ ifndef dpkg_buildapi.mk_included
dpkg_buildapi.mk_included :=
# Default API level when not set.
-DPKG_BUILD_API ?= $(shell dpkg-buildapi)
+# Run dpkg-buildapi if the variable is actually expanded,
+# but then replace the recursive definition with a non-recursive one
+# (and of course return the asked value).
+DPKG_BUILD_API ?= \
+ $$(eval DPKG_BUILD_API := $$(shell dpkg-buildapi))$$(DPKG_BUILD_API)
# We could use only built-in GNU make functions, but that seems too much
# complexity given no integer operators, given that we currently have to
--
2.39.2
From 0ef38e6dbee661921d9fad371734e7bfa5160fae Mon Sep 17 00:00:00 2001
From: Nicolas Boulenguez <
[email protected]>
Date: Sun, 13 Feb 2022 13:41:26 +0100
Subject: [PATCH