# Maintainer checks for Automake. Requires GNU make.
-# Copyright (C) 2012 Free Software Foundation, Inc.
+# Copyright (C) 2012-2013 Free Software Foundation, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# We also have to take into account VPATH builds (where some generated
-# tests might be in `$(builddir)' rather than in `$(srcdir)'), TAP-based
-# tests script (which have a `.tap' extension) and helper scripts used
-# by other test cases (which have a `.sh' extension).
+# tests might be in '$(builddir)' rather than in '$(srcdir)'), TAP-based
+# tests script (which have a '.tap' extension) and helper scripts used
+# by other test cases (which have a '.sh' extension).
xtests := $(shell \
if test $(srcdir) = .; then \
dirs=.; \
dirs='$(srcdir) .'; \
fi; \
for d in $$dirs; do \
- for s in test tap sh; do \
- ls $$d/tests/*.$$s 2>/dev/null; \
+ for s in tap sh; do \
+ ls $$d/t/ax/*.$$s $$d/t/*.$$s $$d/contrib/t/*.$$s 2>/dev/null; \
done; \
done | sort)
-ams := $(shell find $(srcdir) -name '*.am')
+xdefs = \
+ $(srcdir)/t/ax/am-test-lib.sh \
+ $(srcdir)/t/ax/test-lib.sh \
+ $(srcdir)/t/ax/test-defs.in
+
+ams := $(shell find $(srcdir) -name '*.dir' -prune -o -name '*.am' -print)
# Some simple checks, and then ordinary check. These are only really
# guaranteed to work on my machine.
syntax_check_rules = \
-sc_test_names \
-sc_diff_automake_in_automake \
-sc_diff_aclocal_in_automake \
-sc_perl_syntax \
+$(sc_tests_plain_check_rules) \
+sc_diff_automake \
+sc_diff_aclocal \
sc_no_brace_variable_expansions \
sc_rm_minus_f \
sc_no_for_variable_in_macro \
sc_cd_in_backquotes \
sc_cd_relative_dir \
sc_perl_at_uscore_in_scalar_context \
-sc_perl_local_no_parens \
sc_perl_local \
sc_AMDEP_TRUE_in_automake_in \
-sc_tests_make_without_am_makeflags \
+sc_make_without_am_makeflags \
+sc_tests_no_source_defs \
sc_tests_obsolete_variables \
-sc_tests_plain_make \
-sc_tests_plain_autoconf \
-sc_tests_plain_autoupdate \
-sc_tests_plain_automake \
-sc_tests_plain_autom4te \
-sc_tests_plain_autoheader \
-sc_tests_plain_autoreconf \
sc_tests_here_document_format \
-sc_tests_Exit_not_exit \
+sc_tests_command_subst \
+sc_tests_no_run_make_redirect \
+sc_tests_exit_not_Exit \
sc_tests_automake_fails \
-sc_tests_plain_aclocal \
-sc_tests_plain_perl \
-sc_tests_required_after_defs \
-sc_tests_tap_plan \
sc_tests_overriding_macros_on_cmdline \
+sc_tests_no_make_e \
sc_tests_plain_sleep \
-sc_tests_plain_egrep_fgrep \
+sc_tests_ls_t \
+sc_m4_am_plain_egrep_fgrep \
+sc_tests_no_configure_in \
sc_tests_PATH_SEPARATOR \
sc_tests_logs_duplicate_prefixes \
sc_tests_makefile_variable_order \
-sc_mkdir_p \
sc_perl_at_substs \
sc_unquoted_DESTDIR \
sc_tabs_in_texi \
maintainer-check: $(syntax_check_rules)
.PHONY: maintainer-check $(syntax_check_rules)
-## Check that the list of tests given in the Makefile is equal to the
-## list of all test scripts in the Automake testsuite.
-.PHONY: maintainer-check-list-of-tests
-maintainer-check-list-of-tests:
- $(MAKE) -C tests $@
+# Check that the list of tests given in the Makefile is equal to the
+# list of all test scripts in the Automake testsuite.
maintainer-check: maintainer-check-list-of-tests
-## Look for test whose names can cause spurious failures when used as
-## first argument to AC_INIT (chiefly because they might contain an
-## m4/m4sugar builtin or macro name).
-m4_builtins = \
- __gnu__ \
- __unix__ \
- bpatsubst \
- bregexp \
- builtin \
- changecom \
- changequote \
- changeword \
- debugfile \
- debugmode \
- decr \
- define \
- defn \
- divert \
- divnum \
- dnl \
- dumpdef \
- errprint \
- esyscmd \
- eval \
- format \
- ifdef \
- ifelse \
- include \
- incr \
- index \
- indir \
- len \
- m4exit \
- m4wrap \
- maketemp \
- mkstemp \
- patsubst \
- popdef \
- pushdef \
- regexp \
- shift \
- sinclude \
- substr \
- symbols \
- syscmd \
- sysval \
- traceoff \
- traceon \
- translit \
- undefine \
- undivert
-sc_test_names:
- @m4_builtin_rx=`echo $(m4_builtins) | sed 's/ /|/g'`; \
- m4_macro_rx="\\<($$m4_builtin_rx)\\>|\\<_?(A[CUMHS]|m4)_"; \
- if { \
- for t in $(xtests); do echo $$t; done \
- | LC_ALL=C grep -E "$$m4_macro_rx"; \
- }; then \
- echo "the names of the tests above can be problematic" 1>&2; \
- echo "Avoid test names that contain names of m4 macros" 1>&2; \
- exit 1; \
- fi
-
-## These check avoids accidental configure substitutions in the source.
-## There are exactly 9 lines that should be modified from automake.in to
-## automake, and 10 lines that should be modified from aclocal.in to
-## aclocal; these wors out to 32 and 34 lines of diffs, respectively.
-sc_diff_automake_in_automake:
- @if test `diff $(srcdir)/automake.in automake | wc -l` -ne 32; then \
- echo "found too many diffs between automake.in and automake" 1>&2; \
- diff -c $(srcdir)/automake.in automake; \
- exit 1; \
- fi
-sc_diff_aclocal_in_aclocal:
- @if test `diff $(srcdir)/aclocal.in aclocal | wc -l` -ne 34; then \
- echo "found too many diffs between aclocal.in and aclocal" 1>&2; \
- diff -c $(srcdir)/aclocal.in aclocal; \
- exit 1; \
- fi
-
-## Syntax check with default Perl (on my machine, Perl 5).
-sc_perl_syntax:
- @perllibdir="./lib$(PATH_SEPARATOR)$(srcdir)/lib" $(PERL) -c -w automake
- @perllibdir="./lib$(PATH_SEPARATOR)$(srcdir)/lib" $(PERL) -c -w aclocal
+# I'm a lazy typist.
+lint: maintainer-check
+.PHONY: lint
+
+# The recipes of syntax checks require a modern GNU grep.
+sc_sanity_gnu_grep:
+ $(AM_V_GEN)grep --version | grep 'GNU grep' >/dev/null 2>&1 \
+ && ab=$$(printf 'a\nb') \
+ && test "$$(printf 'xa\nb\nc' | grep -Pzo 'a\nb')" = "$$ab" \
+ || { \
+ echo "Syntax checks recipes require a modern GNU grep" >&2; \
+ exit 1; \
+ }
+.PHONY: sc_sanity_gnu_grep
+$(syntax_check_rules): sc_sanity_gnu_grep
+
+# These check avoids accidental configure substitutions in the source.
+# There are exactly 8 lines that should be modified from automake.in to
+# automake, and 9 lines that should be modified from aclocal.in to
+# aclocal.
+automake_diff_no = 8
+aclocal_diff_no = 9
+sc_diff_automake sc_diff_aclocal: sc_diff_% :
+ @set +e; tmp=$*-diffs.tmp; \
+ diff -u $(srcdir)/$*.in $* > $$tmp; test $$? -eq 1 || exit 1; \
+ added=`grep -v '^+++ ' $$tmp | grep -c '^+'` || exit 1; \
+ removed=`grep -v '^--- ' $$tmp | grep -c '^-'` || exit 1; \
+ test $$added,$$removed = $($*_diff_no),$($*_diff_no) \
+ || { \
+ echo "Found unexpected diffs between $*.in and $*"; \
+ echo "Lines added: $$added" ; \
+ echo "Lines removed: $$removed"; \
+ cat $$tmp >&2; \
+ exit 1; \
+ } >&1; \
+ rm -f $$tmp
-## expect no instances of '${...}'. However, $${...} is ok, since that
-## is a shell construct, not a Makefile construct.
+# Expect no instances of '${...}'. However, $${...} is ok, since that
+# is a shell construct, not a Makefile construct.
sc_no_brace_variable_expansions:
- @if grep -F '$${' $(ams) | grep -F -v '$$$$'; then \
+ @if grep -v '^ *#' $(ams) | grep -F '$${' | grep -F -v '$$$$'; then \
echo "Found too many uses of '\$${' in the lines above." 1>&2; \
- exit 1; \
+ exit 1; \
else :; fi
-## Make sure `rm' is called with `-f'.
+# Make sure 'rm' is called with '-f'.
sc_rm_minus_f:
@if grep -v '^#' $(ams) $(xtests) \
+ | grep -vE '/(spy-rm\.tap|subobj-clean.*-pr10697\.sh):' \
| grep -E '\<rm ([^-]|\-[^f ]*\>)'; \
then \
echo "Suspicious 'rm' invocation." 1>&2; \
- exit 1; \
+ exit 1; \
else :; fi
-## Never use something like `for file in $(FILES)', this doesn't work
-## if FILES is empty or if it contains shell meta characters (e.g. $ is
-## commonly used in Java filenames).
+# Never use something like "for file in $(FILES)", this doesn't work
+# if FILES is empty or if it contains shell meta characters (e.g. $ is
+# commonly used in Java filenames).
sc_no_for_variable_in_macro:
@if grep 'for .* in \$$(' $(ams) | grep -v '/Makefile\.am:'; then \
echo 'Use "list=$$(mumble); for var in $$$$list".' 1>&2 ; \
exit 1; \
else :; fi
-## Make sure all invocations of mkinstalldirs are correct.
+# Make sure all invocations of mkinstalldirs are correct.
sc_mkinstalldirs:
@if grep -n 'mkinstalldirs' $(ams) \
| grep -F -v '$$(mkinstalldirs)' \
- | grep -v '^\./lib/Makefile.am:37: *mkinstalldirs \\$$'; \
+ | grep -v '^\./Makefile.am:[0-9][0-9]*: *lib/mkinstalldirs \\$$'; \
then \
echo "Found incorrect use of mkinstalldirs in the lines above" 1>&2; \
exit 1; \
else :; fi
-## Make sure all calls to PRE/NORMAL/POST_INSTALL/UNINSTALL
+# Make sure all calls to PRE/NORMAL/POST_INSTALL/UNINSTALL
sc_pre_normal_post_install_uninstall:
@if grep -E -n '\((PRE|NORMAL|POST)_(|UN)INSTALL\)' $(ams) | \
grep -v ':##' | grep -v ': @\$$('; then \
exit 1; \
else :; fi
-## We never want to use "undef", only "delete", but for $/.
+# We never want to use "undef", only "delete", but for $/.
sc_perl_no_undef:
@if grep -n -w 'undef ' $(srcdir)/automake.in | \
grep -F -v 'undef $$/'; then \
exit 1; \
fi
-## We never want split (/ /,...), only split (' ', ...).
+# We never want split (/ /,...), only split (' ', ...).
sc_perl_no_split_regex_space:
@if grep -n 'split (/ /' $(srcdir)/automake.in; then \
echo "Found bad split in the lines above." 1>&2; \
exit 1; \
fi
-## Look for cd within backquotes
+# Look for cd within backquotes
sc_cd_in_backquotes:
@if grep -n '^[^#]*` *cd ' $(srcdir)/automake.in $(ams); then \
echo "Consider using \$$(am__cd) in the lines above." 1>&2; \
exit 1; \
fi
-## Look for cd to a relative directory (may be influenced by CDPATH).
-## Skip some known directories that are OK.
+# Look for cd to a relative directory (may be influenced by CDPATH).
+# Skip some known directories that are OK.
sc_cd_relative_dir:
@if grep -n '^[^#]*cd ' $(srcdir)/automake.in $(ams) | \
grep -v 'echo.*cd ' | \
exit 1; \
fi
-## Using @_ in a scalar context is most probably a programming error.
+# Using @_ in a scalar context is most probably a programming error.
sc_perl_at_uscore_in_scalar_context:
@if grep -Hn '[^@_A-Za-z0-9][_A-Za-z0-9]*[^) ] *= *@_' $(srcdir)/automake.in; then \
echo "Using @_ in a scalar context in the lines above." 1>&2; \
exit 1; \
fi
-## Forbid using parens with `local' to ease counting.
-sc_perl_local_no_parens:
- @if grep '^[ \t]*local *(' $(srcdir)/automake.in; then \
- echo "Don't use \`local' with parens: use several \`local' above." >&2; \
- exit 1; \
- fi
-
-## Allow only few variables to be localized in Automake.
+# Allow only few variables to be localized in Automake.
sc_perl_local:
@if egrep -v '^[ \t]*local \$$[_~]( *=|;)' $(srcdir)/automake.in | \
grep '^[ \t]*local [^*]'; then \
- echo "Please avoid \`local'." 1>&2; \
+ echo "Please avoid 'local'." 1>&2; \
exit 1; \
fi
-## Don't let AMDEP_TRUE substitution appear in automake.in.
+# Don't let AMDEP_TRUE substitution appear in automake.in.
sc_AMDEP_TRUE_in_automake_in:
@if grep '@AMDEP''_TRUE@' $(srcdir)/automake.in; then \
echo "Don't put AMDEP_TRUE substitution in automake.in" 1>&2; \
exit 1; \
fi
-## Recursive make invocations should always pass $(AM_MAKEFLAGS)
-## to $(MAKE), for portability to non-GNU make.
-sc_tests_make_without_am_makeflags:
- @if grep '^[^#].*(MAKE) ' $(ams) $(srcdir)/automake.in | \
- grep -v 'AM_MAKEFLAGS'; then \
+# Recursive make invocations should always pass $(AM_MAKEFLAGS)
+# to $(MAKE), for portability to non-GNU make.
+sc_make_without_am_makeflags:
+ @if grep '^[^#].*(MAKE) ' $(ams) $(srcdir)/automake.in \
+ | grep -Fv '$$(AM_MAKEFLAGS)'; \
+ then \
echo 'Use $$(MAKE) $$(AM_MAKEFLAGS).' 1>&2; \
exit 1; \
fi
-## Look out for some obsolete variables.
+# Look out for some obsolete variables.
sc_tests_obsolete_variables:
@vars=" \
using_tap \
- parallel_tests \
+ am_using_tap \
test_prefer_config_shell \
original_AUTOMAKE \
original_ACLOCAL \
+ parallel_tests \
+ am_parallel_tests \
"; \
seen=""; \
for v in $$vars; do \
- if grep -E "\b$$v\b" \
- $(xtests) $(srcdir)/tests/defs \
- $(srcdir)/tests/defs-static.in \
- ; then \
+ if grep -E "\b$$v\b" $(xtests) $(xdefs); then \
seen="$$seen $$v"; \
fi; \
done; \
if test -n "$$seen"; then \
for v in $$seen; do \
- echo "Variable '$$v' is obsolete, use 'am_$$v' instead." 1>&2; \
+ case $$v in \
+ parallel_tests|am_parallel_tests) v2=am_serial_tests;; \
+ *) v2=am_$$v;; \
+ esac; \
+ echo "Variable '$$v' is obsolete, use '$$v2' instead." 1>&2; \
done; \
exit 1; \
else :; fi
-## Tests should never call make directly.
-sc_tests_plain_make:
- @if grep -v '^#' $(xtests) | $(EGREP) ':[ ]*make( |$$)'; then \
- echo 'Do not run "make" in the above tests. Use "$$MAKE" instead.' 1>&2; \
- exit 1; \
- fi
-
-## Tests should never call autoconf directly.
-sc_tests_plain_autoconf:
- @if grep -v '^#' $(xtests) | grep ':[ ]*autoconf\>'; then \
- echo 'Do not run "autoconf" in the above tests. Use "$$AUTOCONF" instead.' 1>&2; \
- exit 1; \
- fi
-
-## Tests should never call autoupdate directly.
-sc_tests_plain_autoupdate:
- @if grep -v '^#' $(xtests) | grep ':[ ]*autoupdate\>'; then \
- echo 'Do not run "autoupdate" in the above tests. Use "$$AUTOUPDATE" instead.' 1>&2; \
- exit 1; \
- fi
-
-## Tests should never call automake directly.
-sc_tests_plain_automake:
- @if grep -v '^#' $(xtests) | grep -E ':[ ]*automake\>([^:]|$$)'; then \
- echo 'Do not run "automake" in the above tests. Use "$$AUTOMAKE" instead.' 1>&2; \
- exit 1; \
- fi
-
-## Tests should never call autoheader directly.
-sc_tests_plain_autoheader:
- @if grep -v '^#' $(xtests) | grep ':[ ]*autoheader\>'; then \
- echo 'Do not run "autoheader" in the above tests. Use "$$AUTOHEADER" instead.' 1>&2; \
- exit 1; \
- fi
-
-## Tests should never call autoreconf directly.
-sc_tests_plain_autoreconf:
- @if grep -v '^#' $(xtests) | grep ':[ ]*autoreconf\>'; then \
- echo 'Do not run "autoreconf" in the above tests. Use "$$AUTORECONF" instead.' 1>&2; \
- exit 1; \
- fi
-
-## Tests should never call autom4te directly.
-sc_tests_plain_autom4te:
- @if grep -v '^#' $(xtests) | grep ':[ ]*autom4te\>'; then \
- echo 'Do not run "autom4te" in the above tests. Use "$$AUTOM4TE" instead.' 1>&2; \
- exit 1; \
+# Tests should never call some programs directly, but only through the
+# corresponding variable (e.g., '$MAKE', not 'make'). This will allow
+# the programs to be overridden at configure time (for less brittleness)
+# or by the user at make time (to allow better testsuite coverage).
+sc_tests_plain_check_rules = \
+ sc_tests_plain_egrep \
+ sc_tests_plain_fgrep \
+ sc_tests_plain_make \
+ sc_tests_plain_perl \
+ sc_tests_plain_automake \
+ sc_tests_plain_aclocal \
+ sc_tests_plain_autoconf \
+ sc_tests_plain_autoupdate \
+ sc_tests_plain_autom4te \
+ sc_tests_plain_autoheader \
+ sc_tests_plain_autoreconf
+
+toupper = $(shell echo $(1) | LC_ALL=C tr '[a-z]' '[A-Z]')
+
+$(sc_tests_plain_check_rules): sc_tests_plain_% :
+ @# The leading ':' in the grep below is what is printed by the
+ @# preceding 'grep -v' after the file name.
+ @# It works here as a poor man's substitute for beginning-of-line
+ @# marker.
+ @if grep -v '^[ ]*#' $(xtests) \
+ | $(EGREP) '(:|\bif|\bnot|[;!{\|\(]|&&|\|\|)[ ]*?$*\b'; \
+ then \
+ echo 'Do not run "$*" in the above tests.' \
+ 'Use "$$$(call toupper,$*)" instead.' 1>&2; \
+ exit 1; \
fi
-## Tests should only use END and EOF for here documents
-## (so that the next test is effective).
+# Tests should only use END and EOF for here documents
+# (so that the next test is effective).
sc_tests_here_document_format:
- @if grep '<<' $(xtests) | grep -v 'END' | grep -v 'EOF'; then \
+ @if grep '<<' $(xtests) | grep -Ev '\b(END|EOF)\b|\bcout <<'; then \
echo 'Use here documents with "END" and "EOF" only, for greppability.' 1>&2; \
exit 1; \
fi
-## Tests should never call exit directly, but use Exit.
-## This is so that the exit status is transported correctly across the 0 trap.
-## Ignore comments, testsuite self tests, and one perl line in ext2.test.
-sc_tests_Exit_not_exit:
- @found=false; for file in $(xtests); do \
- case $$file in */self-check-*) continue;; esac; \
- res=`sed -n -e '/^#/d; /^\$$PERL/d' -e '/<<.*END/,/^END/b' \
- -e '/<<.*EOF/,/^EOF/b' -e '/exit [$$0-9]/p' $$file`; \
+# Our test case should use the $(...) POSIX form for command substitution,
+# rather than the older `...` form.
+# The point of ignoring text on here-documents is that we want to exempt
+# Makefile.am rules, configure.ac code and helper shell script created and
+# used by out shell scripts, because Autoconf (as of version 2.69) does not
+# yet ensure that $CONFIG_SHELL will be set to a proper POSIX shell.
+sc_tests_command_subst:
+ @found=false; \
+ scan () { \
+ sed -n -e '/^#/d' \
+ -e '/<<.*END/,/^END/b' -e '/<<.*EOF/,/^EOF/b' \
+ -e 's/\\`/\\{backtick}/' \
+ -e "s/[^\\]'\([^']*\`[^']*\)*'/'{quoted-text}'/g" \
+ -e '/`/p' $$*; \
+ }; \
+ for file in $(xtests); do \
+ res=`scan $$file`; \
if test -n "$$res"; then \
echo "$$file:$$res"; \
found=true; \
fi; \
done; \
if $$found; then \
- echo 'Do not call plain "exit", use "Exit" instead, in above tests.' 1>&2; \
+ echo 'Use $$(...), not `...`, for command substitutions.' >&2; \
exit 1; \
fi
-## Use AUTOMAKE_fails when appropriate
-sc_tests_automake_fails:
- @if grep -v '^#' $(xtests) | grep '\$$AUTOMAKE.*&&.*[eE]xit'; then \
- echo 'Use AUTOMAKE_fails + grep to catch automake failures in the above tests.' 1>&2; \
+# Tests should no longer call 'Exit', just 'exit'. That's because we
+# now have in place a better workaround to ensure the exit status is
+# transported correctly across the exit trap.
+sc_tests_exit_not_Exit:
+ @if grep 'Exit' $(xtests) $(xdefs) | grep -Ev '^[^:]+: *#' | grep .; then \
+ echo "Use 'exit', not 'Exit'; it's obsolete now." 1>&2; \
exit 1; \
fi
-## Tests should never call aclocal directly.
-sc_tests_plain_aclocal:
- @if grep -v '^#' $(xtests) | grep ':[ ]*aclocal\>'; then \
- echo 'Do not run "aclocal" in the above tests. Use "$$ACLOCAL" instead.' 1>&2; \
+# Guard against obsolescent uses of ./defs in tests. Now,
+# 'test-init.sh' should be used instead.
+sc_tests_no_source_defs:
+ @if grep -E '\. .*defs($$| )' $(xtests); then \
+ echo "Source 'test-init.sh', not './defs'." 1>&2; \
exit 1; \
fi
-## Tests should never call perl directly.
-sc_tests_plain_perl:
- @if grep -v '^#' $(xtests) | grep ':[ ]*perl\>'; then \
- echo 'Do not run "perl" in the above tests. Use "$$PERL" instead.' 1>&2; \
+# Invocation of 'run_make' should not have output redirections.
+sc_tests_no_run_make_redirect:
+ @if grep -Pzo '.*(\$$MAKE|\brun_make)\b(.*(\\\n))*.*>.*' $(xtests); \
+ then \
+ echo 'Do not redirect stdout/stderr in "run_make" or "$$MAKE"' \
+ 'invocations,' >&2; \
+ echo 'use "run_make {-E|-O|-M}" instead.' >&2; \
exit 1; \
fi
-## Setting `required' after sourcing `./defs' is a bug.
-sc_tests_required_after_defs:
- @for file in $(xtests); do \
- if out=`sed -n '/defs/,$${/required=/p;}' $$file`; test -n "$$out"; then \
- echo 'Do not set "required" after sourcing "defs" in '"$$file: $$out" 1>&2; \
- exit 1; \
- fi; \
- done
-
-## TAP-based test scripts should not forget to declare a TAP plan. In
-## case it is not known in advance how many tests will be run, a "lazy"
-## plan can be used; but its use should be deliberate, explicitly declared
-## with a "plan_ later" call, rather than the result of an oversight.
-## This check helps to ensure this is indeed the case.
-sc_tests_tap_plan:
- @with_plan=`grep -l '^ *plan_ ' $(srcdir)/tests/*.tap`; \
- with_plan=`echo $$with_plan`; \
- ok=:; \
- for t in $(srcdir)/tests/*.tap; do \
- case " $$with_plan " in *" $$t "*) continue;; esac; \
- case $$t in \
- *-w.tap) \
- : it is ok for an *auto-generated* test sourcing an \
- : hand-written one not to declare a TAP plan: that will \
- : be done by the sourced test; \
- t2=`echo $$t | sed -e 's|.*/||' -e 's/-w\.tap$$/.tap/'` \
- && grep -E "^ *\\. *[^ ]*/$$t2\\b" $$t >/dev/null \
- && continue || : ;; \
- esac; \
- ok=false; echo $$t; \
- done; \
- $$ok || { \
- echo 'The tests above do not declare a TAP plan.' 1>&2; \
- exit 1; \
- }
-
-## Overriding a Makefile macro on the command line is not portable when
-## recursive targets are used. Better use an envvar. SHELL is an
-## exception, POSIX says it can't come from the environment. V, DESTDIR,
-## DISTCHECK_CONFIGURE_FLAGS and DISABLE_HARD_ERRORS are exceptions, too,
-## as package authors are urged not to initialize them anywhere.
-sc_tests_overriding_macros_on_cmdline:
- @if grep -E '\$$MAKE .*(SHELL=.*=|=.*SHELL=)' $(xtests); then \
- echo 'Rewrite "$$MAKE foo=bar SHELL=$$SHELL" as "foo=bar $$MAKE -e SHELL=$$SHELL"' 1>&2; \
- echo ' in the above lines, it is more portable.' 1>&2; \
+# Use AUTOMAKE_fails when appropriate
+sc_tests_automake_fails:
+ @if grep -v '^#' $(xtests) | grep '\$$AUTOMAKE.*&&.*exit'; then \
+ echo 'Use AUTOMAKE_fails + grep to catch automake failures in the above tests.' 1>&2; \
exit 1; \
fi
+
+# "make -e" is brittle and unsafe, since it let *all* the environment
+# win over the macro definitions in the Makefiles. Since we offer
+# AM_MAKEFLAGS to allow the user to portably override macro definitions
+# from the command line in a safe way, we should encourage users to use
+# it.
+sc_tests_no_make_e:
+ @if grep -E '\$$MAKE\b.* -[a-zA-Z0-9]*e' $(xtests); then \
+ echo '"make -e" is brittle, use "run_make" instead.' 1>&2; \
+ exit 1; \
+ fi
+
+# Overriding a Makefile macro on the command line is not portable when
+# recursive targets are used. Better use an envvar. SHELL is an
+# exception, POSIX says it can't come from the environment. V, DESTDIR,
+# DISTCHECK_CONFIGURE_FLAGS and DISABLE_HARD_ERRORS are exceptions, too,
+# as package authors are urged not to initialize them anywhere.
+# Finally, 'exp' is used by some ad-hoc checks, where we ensure it's
+# ok to override it from the command line.
+sc_tests_overriding_macros_on_cmdline:
# The first s/// tries to account for usages like "$MAKE || st=$?".
-# DISTCHECK_CONFIGURE_FLAGS is allowed to contain whitespace in its
-# definition, hence the more complex last three substitutions below.
+# 'DISTCHECK_CONFIGURE_FLAGS' and 'exp' are allowed to contain whitespace in
+# their definitions, hence the more complex last three substitutions below.
@if sed -e 's/ || .*//' -e 's/ && .*//' \
-e 's/ DESTDIR=[^ ]*/ /' -e 's/ SHELL=[^ ]*/ /' \
-e 's/ V=[^ ]*/ /' -e 's/ DISABLE_HARD_ERRORS=[^ ]*/ /' \
-e "s/ DISTCHECK_CONFIGURE_FLAGS='[^']*'/ /" \
- -e 's/ DISTCHECK_CONFIGURE_FLAGS="[^"]*"/ /' \
- -e 's/ DISTCHECK_CONFIGURE_FLAGS=[^ ]/ /' \
- $(xtests) | grep '\$$MAKE .*='; then \
- echo 'Rewrite "$$MAKE foo=bar" as "foo=bar $$MAKE -e" in the above lines,' 1>&2; \
- echo 'it is more portable.' 1>&2; \
- exit 1; \
- fi
+ -e 's/ DISTCHECK_CONFIGURE_FLAGS="[^"]*"/ /' \
+ -e 's/ DISTCHECK_CONFIGURE_FLAGS=[^ ]/ /' \
+ -e "s/ exp='[^']*'/ /" \
+ -e 's/ exp="[^"]*"/ /' \
+ -e 's/ exp=[^ ]/ /' \
+ $(filter-out %/am-test-lib.sh,$(xtests)) \
+ | grep '\$$MAKE .*='; then \
+ echo 'Rewrite "$$MAKE foo=bar" as "run_make foo=bar" in the lines above,'; \
+ echo 'it is more portable.'; \
+ exit 1; \
+ fi >&2
@if grep 'SHELL=.*\$$MAKE' $(xtests); then \
- echo '$$MAKE ignores the SHELL envvar, use "$$MAKE SHELL=$$SHELL" in' 1>&2; \
- echo 'the above lines.' 1>&2; \
+ echo '$$MAKE ignores the SHELL envvar, use "run_make SHELL=$$SHELL"'; \
+ echo 'in the above lines.'; \
+ exit 1; \
+ fi >&2
+
+# Prefer use of our 'is_newest' auxiliary script over the more hacky
+# idiom "test $(ls -1t new old | sed 1q) = new", which is both more
+# cumbersome and more fragile.
+sc_tests_ls_t:
+ @if LC_ALL=C grep -E '\bls(\s+-[a-zA-Z0-9]+)*\s+-[a-zA-Z0-9]*t' \
+ $(xtests); then \
+ echo "Use 'is_newest' rather than hacks based on 'ls -t'" 1>&2; \
exit 1; \
fi
-## Never use `sleep 1' to create files with different timestamps.
-## Use `$sleep' instead. Some filesystems (e.g., Windows') have only
-## a 2sec resolution.
+# Never use 'sleep 1' to create files with different timestamps.
+# Use '$sleep' instead. Some file systems (e.g., Windows) have only
+# a 2sec resolution.
sc_tests_plain_sleep:
@if grep -E '\bsleep +[12345]\b' $(xtests); then \
echo 'Do not use "sleep x" in the above tests. Use "$$sleep" instead.' 1>&2; \
exit 1; \
fi
-## fgrep and egrep are not required by POSIX.
-sc_tests_plain_egrep_fgrep:
- @if grep -E '\b[ef]grep\b' $(xtests) ; then \
- echo 'Do not use egrep or fgrep in test cases. Use $$FGREP or $$EGREP.' 1>&2; \
+# fgrep and egrep are not required by POSIX.
+sc_m4_am_plain_egrep_fgrep:
+ @if grep -E '\b[ef]grep\b' $(ams) $(srcdir)/m4/*.m4; then \
+ echo 'Do not use egrep or fgrep in the above files,' \
+ 'they are not portable.' 1>&2; \
exit 1; \
fi
- @if grep -E '\b[ef]grep\b' $(ams) $(srcdir)/m4/*.m4; then \
- echo 'Do not use egrep or fgrep in the above files, they are not portable.' 1>&2; \
+
+# Prefer 'configure.ac' over the obsolescent 'configure.in' as the name
+# for configure input files in our testsuite. The latter has been
+# deprecated for several years (at least since autoconf 2.50).
+sc_tests_no_configure_in:
+ @if grep -E '\bconfigure\\*\.in\b' $(xtests) $(xdefs) \
+ | grep -Ev '/backcompat.*\.(sh|tap):' \
+ | grep -Ev '/autodist-configure-no-subdir\.sh:' \
+ | grep -Ev '/(configure|help)\.sh:' \
+ | grep .; \
+ then \
+ echo "Use 'configure.ac', not 'configure.in', as the name" >&2; \
+ echo "for configure input files in the test cases above." >&2; \
exit 1; \
fi
-## Rule to ensure that the testsuite has been run before. We don't depend on `check'
-## here, because that would be very wasteful in the common case. We could run
-## `make check RECHECK_LOGS=' and avoid toplevel races with AM_RECURSIVE_TARGETS.
-## Suggest keeping test directories around for greppability of the Makefile.in files.
+# Rule to ensure that the testsuite has been run before. We don't depend
+# on 'check' here, because that would be very wasteful in the common case.
+# We could run "make check RECHECK_LOGS=" and avoid toplevel races with
+# AM_RECURSIVE_TARGETS. Suggest keeping test directories around for
+# greppability of the Makefile.in files.
sc_ensure_testsuite_has_run:
- @if test ! -f tests/test-suite.log; then \
- echo "Run \`env keep_testdirs=yes make check' before \`maintainer-check'" >&2; \
+ @if test ! -f '$(TEST_SUITE_LOG)'; then \
+ echo 'Run "env keep_testdirs=yes make check" before' \
+ 'running "make maintainer-check"' >&2; \
exit 1; \
fi
.PHONY: sc_ensure_testsuite_has_run
-## Ensure our warning and error messages do not contain duplicate 'warning:' prefixes.
-## This test actually depends on the testsuite having been run before.
+# Ensure our warning and error messages do not contain duplicate 'warning:' prefixes.
+# This test actually depends on the testsuite having been run before.
sc_tests_logs_duplicate_prefixes: sc_ensure_testsuite_has_run
- @if grep -E '(warning|error):.*(warning|error):' tests/*.log; then \
+ @if grep -E '(warning|error):.*(warning|error):' t/*.log; then \
echo 'Duplicate warning/error message prefixes seen in above tests.' >&2; \
exit 1; \
fi
-## Ensure variables are listed before rules in Makefile.in files we generate.
+# Ensure variables are listed before rules in Makefile.in files we generate.
sc_tests_makefile_variable_order: sc_ensure_testsuite_has_run
@st=0; \
- for file in `find tests -name Makefile.in -print`; do \
+ for file in `find t -name Makefile.in -print`; do \
latevars=`sed -n \
-e :x -e 's/#.*//' \
-e '/\\\\$$/{' -e N -e 'b x' -e '}' \
exit 1; \
}
-## Using `:' as a PATH separator is not portable.
+# Using ':' as a PATH separator is not portable.
sc_tests_PATH_SEPARATOR:
@if grep -E '\bPATH=.*:.*' $(xtests) ; then \
- echo "Use \`\$$PATH_SEPARATOR', not \`:', in PATH definitions above." 1>&2; \
- exit 1; \
- fi
-
-sc_mkdir_p:
- @if grep 'mkdir_p' $(srcdir)/automake.in $(ams) $(xtests); then \
- echo 'Do not use mkdir_p in the above files, use MKDIR_P.' 1>&2; \
+ echo "Use '\$$PATH_SEPARATOR', not ':', in PATH definitions" \
+ "above." 1>&2; \
exit 1; \
fi
-## Try to make sure all @...@ substitutions are covered by our
-## substitution rule.
+# Try to make sure all @...@ substitutions are covered by our
+# substitution rule.
sc_perl_at_substs:
@if test `grep -E '^[^#]*@[A-Za-z_0-9]+@' aclocal | wc -l` -ne 0; then \
echo "Unresolved @...@ substitution in aclocal" 1>&2; \