185 lines
5.9 KiB
Plaintext
185 lines
5.9 KiB
Plaintext
include(atgeneral.m4) -*- Autoconf -*-
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# M4 macros used in building Autoconf test suites.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2, or (at your option)
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# any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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# 02111-1307, USA.
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## ---------------------------------------- ##
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## Macros specialized in testing Autoconf. ##
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## ---------------------------------------- ##
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# AT_CONFIGURE_AC(BODY)
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# ---------------------
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# Create a full configure.ac running BODY, with a config header set up,
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# AC_OUTPUT, and environement checking hooks.
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m4_define([AT_CONFIGURE_AC],
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[AT_CLEANUP_FILES(env-after state*)dnl
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AT_DATA([configure.ac],
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[[AC_INIT
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AC_CONFIG_AUX_DIR($top_srcdir/config)
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AC_CONFIG_HEADER(config.h:config.hin)
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AC_STATE_SAVE(before)]
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$1
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[AC_OUTPUT
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AC_STATE_SAVE(after)
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]])])
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# AT_CHECK_AUTOCONF(FLAGS, [EXIT-STATUS = 0], STDOUT, STDERR)
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# -----------------------------------------------------------
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# Also remove `configure.in', just in case one remained from a previous
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# run.
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m4_define([AT_CHECK_AUTOCONF],
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[AT_CLEANUP_FILES(configure.in configure)dnl
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AT_CHECK([autoconf --autoconf-dir .. -l $at_srcdir $1],
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m4_default([$2], [0]), [$3], [$4])])
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# AT_CHECK_AUTOHEADER
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# -------------------
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m4_define([AT_CHECK_AUTOHEADER],
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[AT_CLEANUP_FILES(config.hin)dnl
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AT_CHECK([autoheader --autoconf-dir .. -l $at_srcdir], 0, [], [])])
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# AT_CHECK_CONFIGURE(END-COMMAND,
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# [EXIT-STATUS = 0],
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# [SDOUT = IGNORE], STDERR)
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# --------------------------------------------
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# `top_srcdir' is needed so that `./configure' finds install-sh.
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# Using --srcdir is more expensive.
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m4_define([AT_CHECK_CONFIGURE],
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[AT_CLEANUP_FILE_IFELSE([config.hin], [AT_CLEANUP_FILE(config.h)])dnl
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AT_CLEANUP_FILE_IFELSE([defs.in], [AT_CLEANUP_FILE(defs)])dnl
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AT_CLEANUP_FILES(config.log config.status config.cache)dnl
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AT_CHECK([top_srcdir=$top_srcdir ./configure $1],
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[$2],
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m4_default([$3], [ignore]), [$4],
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[test $at_verbose = echo && echo "$srcdir/AT_LINE: config.log" && cat config.log])])
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# AT_CHECK_ENV
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# ------------
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# Check that the full configure run remained in its variable name space,
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# and cleaned up tmp files.
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# me tests might exit prematurely when they find a problem, in
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# which case `env-after' is probably missing. Don't check it then.
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m4_define([AT_CHECK_ENV],
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[if test -f state-env.before -a -f state-env.after; then
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mv -f state-env.before expout
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AT_CHECK([cat state-env.after], 0, expout)
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fi
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if test -f state-ls.before -a -f state-ls.after; then
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mv -f state-ls.before expout
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AT_CHECK([cat state-ls.after], 0, expout)
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fi
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])
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# AT_CHECK_DEFINES(CONTENT)
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# -------------------------
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# Verify that config.h, once stripped is CONTENT.
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# Stripping consists of keeping CPP lines (i.e. containing a hash),
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# but those of automatically checked features (STDC_HEADERS etc.).
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# AT_CHECK_HEADER is a better name, but too close from AC_CHECK_HEADER.
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m4_define([AT_CHECK_DEFINES],
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[AT_CHECK([[fgrep '#' config.h |
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egrep -v 'STDC_HEADERS|STD(INT|LIB)|INTTYPES|MEMORY|STRING|UNISTD|SYS_(TYPES|STAT)']],,
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[$1])])
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# AT_CHECK_AUTOUPDATE
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# -------------------
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m4_define([AT_CHECK_AUTOUPDATE],
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[AT_CHECK([autoupdate --version || exit 77], ignore, ignore, ignore)
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AT_CHECK([autoupdate --autoconf-dir $at_top_srcdir], 0,
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[], [autoupdate: `configure.ac' is updated
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])])
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# _AT_CHECK_AC_MACRO(AC-BODY, PRE-TESTS)
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# --------------------------------------
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# Create a minimalist configure.ac running the macro named
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# NAME-OF-THE-MACRO, check that autoconf runs on that script,
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# and that the shell runs correctly the configure.
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# TOP_SRCDIR is needed to set the auxdir (some macros need `install-sh',
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# `config.guess' etc.).
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m4_define([_AT_CHECK_AC_MACRO],
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[AT_CONFIGURE_AC([$1])
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$2
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AT_CHECK_AUTOCONF
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AT_CHECK_AUTOHEADER
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AT_CHECK_CONFIGURE
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AT_CHECK_ENV
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])# _AT_CHECK_AC_MACRO
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# AT_CHECK_MACRO(MACRO, [MACRO-USE], [ADDITIONAL-CMDS], [AUTOCONF-FLAGS])
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# -----------------------------------------------------------------------
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# Create a minimalist configure.ac running the macro named
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# NAME-OF-THE-MACRO, check that autoconf runs on that script,
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# and that the shell runs correctly the configure.
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# TOP_SRCDIR is needed to set the auxdir (some macros need `install-sh',
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# `config.guess' etc.).
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#
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# New macros are not expected to depend upon obsolete macros.
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m4_define([AT_CHECK_MACRO],
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[AT_SETUP([$1])
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AT_CONFIGURE_AC([m4_default([$2], [$1])])
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AT_CHECK_AUTOCONF([m4_default([$4], [-W obsolete])])
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AT_CHECK_AUTOHEADER
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AT_CHECK_CONFIGURE
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AT_CHECK_ENV
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$3
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AT_CLEANUP()dnl
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])# AT_CHECK_MACRO
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# AT_CHECK_AU_MACRO(MACRO)
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# ------------------------
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# Create a minimalist configure.ac running the macro named
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# NAME-OF-THE-MACRO, autoupdate this script, check that autoconf runs
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# on that script, and that the shell runs correctly the configure.
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# TOP_SRCDIR is needed to set the auxdir (some macros need
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# `install-sh', `config.guess' etc.).
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#
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# Updated configure.ac shall not depend upon obsolete macros, which votes
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# in favor of `-W obsolete', but since many of these macros leave a message
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# to be removed by the user once her code ajusted, let's not check.
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#
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# Remove config.hin to avoid `autoheader: config.hin is unchanged'.
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m4_define([AT_CHECK_AU_MACRO],
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[AT_SETUP([$1])
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AT_CONFIGURE_AC([$1])
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AT_CHECK_AUTOCONF
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AT_CHECK_AUTOHEADER
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AT_CHECK_CONFIGURE
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AT_CHECK_ENV
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rm config.hin
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AT_CHECK_AUTOUPDATE
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AT_CHECK_AUTOCONF
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AT_CHECK_AUTOHEADER
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AT_CHECK_CONFIGURE
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AT_CHECK_ENV
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AT_CLEANUP()dnl
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])# AT_CHECK_UPDATE
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