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# Maintenance productions for the automated test directory
# Copyright (C) 2010-2012 Free Software Foundation, Inc.
# This file is part of GNU Emacs.
# GNU Emacs is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# GNU Emacs is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
SHELL = /bin/sh
srcdir = @srcdir@
top_srcdir = @top_srcdir@
abs_top_builddir = @abs_top_builddir@
test = $(srcdir)
VPATH = $(srcdir)
lispsrc = $(top_srcdir)/lisp
lisp = ${abs_top_builddir}/lisp
# You can specify a different executable on the make command line,
# e.g. "make EMACS=../src/emacs ...".
# We sometimes change directory before running Emacs (typically when
# building out-of-tree, we chdir to the source directory), so we need
# to use an absolute file name.
EMACS = ${abs_top_builddir}/src/emacs
# Command line flags for Emacs.
EMACSOPT = -batch --no-site-file --no-site-lisp
# Extra flags to pass to the byte compiler
BYTE_COMPILE_EXTRA_FLAGS =
# For example to not display the undefined function warnings you can use this:
# BYTE_COMPILE_EXTRA_FLAGS = --eval '(setq byte-compile-warnings (quote (not unresolved)))'
# The example above is just for developers, it should not be used by default.
# The actual Emacs command run in the targets below.
emacs = EMACSLOADPATH=$(lispsrc):$(test) LC_ALL=C $(EMACS) $(EMACSOPT)
# Common command to find subdirectories
setwins=subdirs=`find . -type d -print`; \
for file in $$subdirs; do \
case $$file in */.* | */.*/* | */=* ) ;; \
*) wins="$$wins $$file" ;; \
esac; \
done
all: check
doit:
# Files MUST be compiled one by one. If we compile several files in a
# row (i.e., in the same instance of Emacs) we can't make sure that
# the compilation environment is clean. We also set the load-path of
# the Emacs used for compilation to the current directory and its
# subdirectories, to make sure require's and load's in the files being
# compiled find the right files.
.SUFFIXES: .elc .el
# An old-fashioned suffix rule, which, according to the GNU Make manual,
# cannot have prerequisites.
.el.elc:
@echo Compiling $<
@$(emacs) $(BYTE_COMPILE_EXTRA_FLAGS) -f batch-byte-compile $<
.PHONY: lisp-compile compile-main compile compile-always
lisp-compile:
cd $(lisp); $(MAKE) $(MFLAGS) compile EMACS=$(EMACS)
# In `compile-main' we could directly do
# ... | xargs $(MAKE) $(MFLAGS) EMACS="$(EMACS)"
# and it works, but it generates a lot of messages like
# make[2]: « gnus/gnus-mlspl.elc » is up to date.
# so instead, we use "xargs echo" to split the list of file into manageable
# chunks and then use an intermediate `compile-targets' target so the
# actual targets (the .elc files) are not mentioned as targets on the
# make command line.
.PHONY: compile-targets
# TARGETS is set dynamically in the recursive call from `compile-main'.
compile-targets: $(TARGETS)
# Compile all the Elisp files that need it. Beware: it approximates
# `no-byte-compile', so watch out for false-positives!
compile-main: compile-clean lisp-compile
@(cd $(test); $(setwins); \
els=`echo "$$wins " | sed -e 's|/\./|/|g' -e 's|/\. | |g' -e 's| |/*.el |g'`; \
for el in $$els; do \
test -f $$el || continue; \
test ! -f $${el}c && GREP_OPTIONS= grep '^;.*no-byte-compile: t' $$el > /dev/null && continue; \
echo "$${el}c"; \
done | xargs echo) | \
while read chunk; do \
$(MAKE) $(MFLAGS) compile-targets EMACS="$(EMACS)" TARGETS="$$chunk"; \
done
.PHONY: compile-clean
# Erase left-over .elc files that do not have a corresponding .el file.
compile-clean:
@cd $(test); $(setwins); \
elcs=`echo "$$wins " | sed -e 's|/\./|/|g' -e 's|/\. | |g' -e 's| |/*.elc |g'`; \
for el in $$(echo $$elcs | sed -e 's/\.elc/\.el/g'); do \
if test -f "$$el" -o \! -f "$${el}c"; then :; else \
echo rm "$${el}c"; \
rm "$${el}c"; \
fi \
done
# Compile all Lisp files, but don't recompile those that are up to
# date. Some .el files don't get compiled because they set the
# local variable no-byte-compile.
# Calling make recursively because suffix rule cannot have prerequisites.
# Explicitly pass EMACS (sometimes ../src/bootstrap-emacs) to those
# sub-makes that run rules that use it, for the sake of some non-GNU makes.
compile: $(LOADDEFS) autoloads compile-first
$(MAKE) $(MFLAGS) compile-main EMACS=$(EMACS)
# Compile all Lisp files. This is like `compile' but compiles files
# unconditionally. Some files don't actually get compiled because they
# set the local variable no-byte-compile.
compile-always: doit
cd $(test); rm -f *.elc */*.elc */*/*.elc */*/*/*.elc
$(MAKE) $(MFLAGS) compile EMACS=$(EMACS)
bootstrap-clean:
cd $(test); rm -f *.elc */*.elc */*/*.elc */*/*/*.elc
distclean:
-rm -f ./Makefile
maintainer-clean: distclean bootstrap-clean
check: compile-main
@(cd $(test); $(setwins); \
pattern=`echo "$$wins " | sed -e 's|/\./|/|g' -e 's|/\. | |g' -e 's| |/*.el |g'`; \
for el in $$pattern; do \
test -f $$el || continue; \
args="$$args -l $$el"; \
els="$$els $$el"; \
done; \
echo Testing $$els; \
$(emacs) $$args -f ert-run-tests-batch-and-exit)
# Makefile ends here.
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