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contrib/Makefile.python
author Gregory Szorc <gregory.szorc@gmail.com>
Mon, 13 Nov 2017 22:05:54 -0800
changeset 35117 589eed45a452
parent 27230 9f8b8c4e5076
child 36143 5e947367606c
permissions -rw-r--r--
bundle2: inline debug logging Profiling revealed that repeated calls to indebug() were consuming a fair amount of CPU during bundle2 reading, with most of the time spent in ui.configbool(). Inlining indebug() and avoiding extra attribute lookups speeds things up substantially. Using `hg perfbundleread` with a Firefox bundle: ! read(8k) ! wall 0.679730 comb 0.680000 user 0.140000 sys 0.540000 (best of 15) ! read(16k) ! wall 0.577228 comb 0.570000 user 0.080000 sys 0.490000 (best of 17) ! read(32k) ! wall 0.516060 comb 0.520000 user 0.040000 sys 0.480000 (best of 20) ! read(128k) ! wall 0.496378 comb 0.490000 user 0.010000 sys 0.480000 (best of 20) ! bundle2 iterparts() ! wall 6.983756 comb 6.980000 user 6.220000 sys 0.760000 (best of 3) ! wall 3.460903 comb 3.460000 user 2.760000 sys 0.700000 (best of 3) ! bundle2 iterparts() seekable ! wall 8.132131 comb 8.110000 user 7.160000 sys 0.950000 (best of 3) ! wall 4.312722 comb 4.310000 user 3.480000 sys 0.830000 (best of 3) ! bundle2 part seek() ! wall 10.860942 comb 10.840000 user 7.790000 sys 3.050000 (best of 3) ! wall 6.754764 comb 6.740000 user 3.970000 sys 2.770000 (best of 3) ! bundle2 part read(8k) ! wall 7.258035 comb 7.260000 user 6.470000 sys 0.790000 (best of 3) ! wall 3.668004 comb 3.660000 user 2.960000 sys 0.700000 (best of 3) ! bundle2 part read(16k) ! wall 7.099891 comb 7.080000 user 6.310000 sys 0.770000 (best of 3) ! wall 3.489196 comb 3.480000 user 2.750000 sys 0.730000 (best of 3) ! bundle2 part read(32k) ! wall 6.964685 comb 6.950000 user 6.130000 sys 0.820000 (best of 3) ! wall 3.388569 comb 3.380000 user 2.640000 sys 0.740000 (best of 3) ! bundle2 part read(128k) ! wall 6.852867 comb 6.850000 user 6.060000 sys 0.790000 (best of 3) ! wall 3.276415 comb 3.270000 user 2.560000 sys 0.710000 (best of 4) Differential Revision: https://phab.mercurial-scm.org/D1391

PYTHONVER=2.7.10
PYTHONNAME=python-
PREFIX=$(HOME)/bin/prefix-$(PYTHONNAME)$(PYTHONVER)
SYMLINKDIR=$(HOME)/bin

help:
	@echo
	@echo 'Make a custom installation of a Python version'
	@echo
	@echo 'Common make parameters:'
	@echo '  PYTHONVER=...    [$(PYTHONVER)]'
	@echo '  PREFIX=...       [$(PREFIX)]'
	@echo '  SYMLINKDIR=...   [$(SYMLINKDIR) creating $(PYTHONNAME)$(PYTHONVER)]'
	@echo
	@echo 'Common make targets:'
	@echo '  python    - install Python $$PYTHONVER in $$PREFIX'
	@echo '  symlink   - create a $$SYMLINKDIR/$(PYTHONNAME)$$PYTHONVER symlink'
	@echo
	@echo 'Example: create a temporary Python installation:'
	@echo '  $$ make -f Makefile.python python PYTHONVER=${PYTHONVER} PREFIX=/tmp/p27'
	@echo '  $$ /tmp/p27/bin/python -V'
	@echo '  Python 2.7'
	@echo
	@echo 'Some external libraries are required for building Python: zlib bzip2 openssl.'
	@echo 'Make sure their development packages are installed systemwide.'
# fedora: yum install zlib-devel bzip2-devel openssl-devel
# debian: apt-get install zlib1g-dev libbz2-dev libssl-dev
	@echo
	@echo 'To build a nice collection of interesting Python versions:'
	@echo '  $$ for v in 2.{6{,.1,.2,.9},7{,.8,.10}}; do'
	@echo '    make -f Makefile.python symlink PYTHONVER=$$v || break; done'
	@echo 'To run a Mercurial test on all these Python versions:'
	@echo '  $$ for py in `cd ~/bin && ls $(PYTHONNAME)2.*`; do'
	@echo '    echo $$py; $$py run-tests.py test-http.t; echo; done'
	@echo

export LANGUAGE=C
export LC_ALL=C

python: $(PREFIX)/bin/python docutils
	printf 'import sys, zlib, bz2, docutils, ssl' | $(PREFIX)/bin/python

PYTHON_SRCDIR=Python-$(PYTHONVER)
PYTHON_SRCFILE=$(PYTHON_SRCDIR).tgz

$(PREFIX)/bin/python:
	[ -f $(PYTHON_SRCFILE) ] || wget http://www.python.org/ftp/python/$(PYTHONVER)/$(PYTHON_SRCFILE) || curl -OL http://www.python.org/ftp/python/$(PYTHONVER)/$(PYTHON_SRCFILE) || [ -f $(PYTHON_SRCFILE) ]
	rm -rf $(PYTHON_SRCDIR)
	tar xf $(PYTHON_SRCFILE)
	# Debian/Ubuntu disables SSLv2,3 the hard way, disable it on old Pythons too
	-sed -i 's,self.*SSLv[23]_method(),0;//\0,g' $(PYTHON_SRCDIR)/Modules/_ssl.c
	# Find multiarch system libraries on Ubuntu and disable fortify error when setting argv
	LDFLAGS="-L/usr/lib/`dpkg-architecture -qDEB_HOST_MULTIARCH`"; \
	BASECFLAGS=-U_FORTIFY_SOURCE; \
	export LDFLAGS BASECFLAGS; \
	cd $(PYTHON_SRCDIR) && ./configure --prefix=$(PREFIX) && make all SVNVERSION=pwd && make install
	printf 'import sys, zlib, bz2, ssl' | $(PREFIX)/bin/python
	rm -rf $(PYTHON_SRCDIR)

DOCUTILSVER=0.12
DOCUTILS_SRCDIR=docutils-$(DOCUTILSVER)
DOCUTILS_SRCFILE=$(DOCUTILS_SRCDIR).tar.gz

docutils: $(PREFIX)/bin/python
	@$(PREFIX)/bin/python -c 'import docutils' || ( set -ex; \
	[ -f $(DOCUTILS_SRCFILE) ] || wget http://downloads.sourceforge.net/project/docutils/docutils/$(DOCUTILSVER)/$(DOCUTILS_SRCFILE) || [ -f $(DOCUTILS_SRCFILE) ]; \
	rm -rf $(DOCUTILS_SRCDIR); \
	tar xf $(DOCUTILS_SRCFILE); \
	cd $(DOCUTILS_SRCDIR) && $(PREFIX)/bin/python setup.py install --prefix=$(PREFIX); \
	$(PREFIX)/bin/python -c 'import docutils'; \
	rm -rf $(DOCUTILS_SRCDIR); )

symlink: python $(SYMLINKDIR)
	ln -sf $(PREFIX)/bin/python $(SYMLINKDIR)/$(PYTHONNAME)$(PYTHONVER)

.PHONY: help python docutils symlink
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