[Python-checkins] [3.6] bpo-31934: Abort when building out of a not clean source tree (GH-4255). (#4340)
xdegaye
webhook-mailer at python.org
Wed Nov 8 10:54:10 EST 2017
https://github.com/python/cpython/commit/0c4785bf39b4e86dea3a70b651e5d5db2f2cf017
commit: 0c4785bf39b4e86dea3a70b651e5d5db2f2cf017
branch: 3.6
author: xdegaye <xdegaye at gmail.com>
committer: GitHub <noreply at github.com>
date: 2017-11-08T16:54:07+01:00
summary:
[3.6] bpo-31934: Abort when building out of a not clean source tree (GH-4255). (#4340)
(cherry picked from commit 0de92859caf25e65fc968d4bb68626e9ba21b851)
files:
A Misc/NEWS.d/next/Build/2017-11-03-15-17-50.bpo-31934.8bUlpv.rst
M Makefile.pre.in
diff --git a/Makefile.pre.in b/Makefile.pre.in
index 6a0118f7871..2b647a8e588 100644
--- a/Makefile.pre.in
+++ b/Makefile.pre.in
@@ -440,7 +440,17 @@ DTRACE_DEPS = \
# Default target
all: @DEF_MAKE_ALL_RULE@
-build_all: $(BUILDPYTHON) oldsharedmods sharedmods gdbhooks Programs/_testembed python-config
+build_all: check-clean-src $(BUILDPYTHON) oldsharedmods sharedmods gdbhooks \
+ Programs/_testembed python-config
+
+# Check that the source is clean when building out of source.
+check-clean-src:
+ @if test -n "$(VPATH)" -a -f "$(srcdir)/Programs/python.o"; then \
+ echo "Error: The source directory ($(srcdir)) is not clean" ; \
+ echo "Building Python out of the source tree (in $(abs_builddir)) requires a clean source tree ($(abs_srcdir))" ; \
+ echo "Try to run: make -C \"$(srcdir)\" clean" ; \
+ exit 1; \
+ fi
# Compile a binary with profile guided optimization.
profile-opt:
@@ -530,7 +540,7 @@ coverage-report: regen-grammar regen-importlib
# Run "Argument Clinic" over all source files
# (depends on python having already been built)
.PHONY=clinic
-clinic: $(BUILDPYTHON) $(srcdir)/Modules/_blake2/blake2s_impl.c
+clinic: check-clean-src $(BUILDPYTHON) $(srcdir)/Modules/_blake2/blake2s_impl.c
$(RUNSHARED) $(PYTHON_FOR_BUILD) ./Tools/clinic/clinic.py --make
# Build the interpreter
@@ -1091,7 +1101,7 @@ altinstall: commoninstall
$$ensurepip --root=$(DESTDIR)/ ; \
fi
-commoninstall: @FRAMEWORKALTINSTALLFIRST@ \
+commoninstall: check-clean-src @FRAMEWORKALTINSTALLFIRST@ \
altbininstall libinstall inclinstall libainstall \
sharedinstall oldsharedinstall altmaninstall \
@FRAMEWORKALTINSTALLLAST@
@@ -1714,7 +1724,7 @@ patchcheck: @DEF_MAKE_RULE@
Python/thread.o: @THREADHEADERS@
# Declare targets that aren't real files
-.PHONY: all build_all sharedmods oldsharedmods test quicktest
+.PHONY: all build_all sharedmods check-clean-src oldsharedmods test quicktest
.PHONY: install altinstall oldsharedinstall bininstall altbininstall
.PHONY: maninstall libinstall inclinstall libainstall sharedinstall
.PHONY: frameworkinstall frameworkinstallframework frameworkinstallstructure
diff --git a/Misc/NEWS.d/next/Build/2017-11-03-15-17-50.bpo-31934.8bUlpv.rst b/Misc/NEWS.d/next/Build/2017-11-03-15-17-50.bpo-31934.8bUlpv.rst
new file mode 100644
index 00000000000..deaa74046e9
--- /dev/null
+++ b/Misc/NEWS.d/next/Build/2017-11-03-15-17-50.bpo-31934.8bUlpv.rst
@@ -0,0 +1 @@
+Abort the build when building out of a not clean source tree.
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