1998-09-03 08:47:24 +08:00
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#! @SHELL@
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1993-06-17 04:15:11 +08:00
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# autoconf -- create `configure' using m4 macros
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2000-10-17 02:25:55 +08:00
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# Copyright 1992, 1993, 1994, 1996, 1999, 2000
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# Free Software Foundation, Inc.
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1993-06-17 04:15:11 +08:00
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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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# 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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# 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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1996-06-13 01:55:25 +08:00
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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# 02111-1307, USA.
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1993-06-17 04:15:11 +08:00
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# If given no args, create `configure' from template file `configure.in'.
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# With one arg, create a configure script on standard output from
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# the given template file.
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2000-02-08 19:39:46 +08:00
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me=`echo "$0" | sed -e 's,.*/,,'`
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1994-05-05 01:34:32 +08:00
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usage="\
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Provide a fine grained control over autoconf's warnings.
* acgeneral.m4 (AC_WARNING_IFELSE, _AC_DIAGNOSE, AC_DIAGNOSE):
New macros.
(AC_DEFUN_ONCE, AC_OBSOLETE, AC_BEFORE, AU_DEFUN, AC_PREREQ,
AC_WARNING, AC_FATAL, AC_TRY_RUN): Use AC_DIAGNOSE.
* autoconf.sh: Provide support for `--warnings', `-W'.
* doc/autoconf.texi (Invoking autoconf): Adjust.
(Reporting Messages): New section.
2000-04-13 16:25:11 +08:00
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Usage: $0 [OPTION] ... [TEMPLATE-FILE]
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1999-01-08 11:38:59 +08:00
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Generate a configuration script from a TEMPLATE-FILE if given, or
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\`configure.in' by default. Output is sent to the standard output if
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TEMPLATE-FILE is given, else into \`configure'.
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Provide a fine grained control over autoconf's warnings.
* acgeneral.m4 (AC_WARNING_IFELSE, _AC_DIAGNOSE, AC_DIAGNOSE):
New macros.
(AC_DEFUN_ONCE, AC_OBSOLETE, AC_BEFORE, AU_DEFUN, AC_PREREQ,
AC_WARNING, AC_FATAL, AC_TRY_RUN): Use AC_DIAGNOSE.
* autoconf.sh: Provide support for `--warnings', `-W'.
* doc/autoconf.texi (Invoking autoconf): Adjust.
(Reporting Messages): New section.
2000-04-13 16:25:11 +08:00
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Operation modes:
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-h, --help print this help, then exit
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-V, --version print version number, then exit
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-v, --verbose verbosely report processing
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-d, --debug don't remove temporary files
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-o, --output=FILE save output in FILE (stdout is the default)
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2000-07-10 18:23:08 +08:00
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-W, --warnings=CATEGORY report the warnings falling in CATEGORY [syntax]
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Provide a fine grained control over autoconf's warnings.
* acgeneral.m4 (AC_WARNING_IFELSE, _AC_DIAGNOSE, AC_DIAGNOSE):
New macros.
(AC_DEFUN_ONCE, AC_OBSOLETE, AC_BEFORE, AU_DEFUN, AC_PREREQ,
AC_WARNING, AC_FATAL, AC_TRY_RUN): Use AC_DIAGNOSE.
* autoconf.sh: Provide support for `--warnings', `-W'.
* doc/autoconf.texi (Invoking autoconf): Adjust.
(Reporting Messages): New section.
2000-04-13 16:25:11 +08:00
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Warning categories include:
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2000-07-28 15:41:52 +08:00
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\`cross' cross compilation issues
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\`obsolete' obsolete constructs
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\`syntax' dubious syntactic constructs
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\`all' all the warnings
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\`no-CATEGORY' turn off the warnings on CATEGORY
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\`none' turn off all the warnings
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\`error' warnings are error
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2000-07-10 18:23:08 +08:00
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The environment variable \`WARNINGS' is honored.
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Provide a fine grained control over autoconf's warnings.
* acgeneral.m4 (AC_WARNING_IFELSE, _AC_DIAGNOSE, AC_DIAGNOSE):
New macros.
(AC_DEFUN_ONCE, AC_OBSOLETE, AC_BEFORE, AU_DEFUN, AC_PREREQ,
AC_WARNING, AC_FATAL, AC_TRY_RUN): Use AC_DIAGNOSE.
* autoconf.sh: Provide support for `--warnings', `-W'.
* doc/autoconf.texi (Invoking autoconf): Adjust.
(Reporting Messages): New section.
2000-04-13 16:25:11 +08:00
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2000-10-27 06:27:48 +08:00
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Library directories:
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-A, --autoconf-dir=ACDIR Autoconf's macro files location (rarely needed)
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-l, --localdir=DIR location of the \`aclocal.m4' file
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Provide a fine grained control over autoconf's warnings.
* acgeneral.m4 (AC_WARNING_IFELSE, _AC_DIAGNOSE, AC_DIAGNOSE):
New macros.
(AC_DEFUN_ONCE, AC_OBSOLETE, AC_BEFORE, AU_DEFUN, AC_PREREQ,
AC_WARNING, AC_FATAL, AC_TRY_RUN): Use AC_DIAGNOSE.
* autoconf.sh: Provide support for `--warnings', `-W'.
* doc/autoconf.texi (Invoking autoconf): Adjust.
(Reporting Messages): New section.
2000-04-13 16:25:11 +08:00
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Tracing:
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2000-03-13 23:31:26 +08:00
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-t, --trace=MACRO report the list of calls to MACRO
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-i, --initialization also trace Autoconf's initialization process
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Provide a fine grained control over autoconf's warnings.
* acgeneral.m4 (AC_WARNING_IFELSE, _AC_DIAGNOSE, AC_DIAGNOSE):
New macros.
(AC_DEFUN_ONCE, AC_OBSOLETE, AC_BEFORE, AU_DEFUN, AC_PREREQ,
AC_WARNING, AC_FATAL, AC_TRY_RUN): Use AC_DIAGNOSE.
* autoconf.sh: Provide support for `--warnings', `-W'.
* doc/autoconf.texi (Invoking autoconf): Adjust.
(Reporting Messages): New section.
2000-04-13 16:25:11 +08:00
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In tracing mode, no configuration script is created.
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1999-01-08 11:38:59 +08:00
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Report bugs to <bug-autoconf@gnu.org>."
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1993-06-17 04:15:11 +08:00
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2000-01-10 18:11:57 +08:00
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version="\
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autoconf (GNU @PACKAGE@) @VERSION@
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Written by David J. MacKenzie.
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2000-10-17 02:25:55 +08:00
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Copyright 1992, 1993, 1994, 1996, 1999, 2000
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Free Software Foundation, Inc.
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2000-01-10 18:11:57 +08:00
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This is free software; see the source for copying conditions. There is NO
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warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
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2000-02-08 19:39:46 +08:00
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help="\
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Try \`$me --help' for more information."
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2000-06-15 19:33:04 +08:00
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exit_missing_arg="\
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echo \"$me: option \\\`\$1' requires an argument\" >&2
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echo \"\$help\" >&2
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exit 1"
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1993-06-25 03:57:01 +08:00
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# NLS nuisances.
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1994-05-05 23:49:35 +08:00
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if test "${LANG+set}" = set; then LANG=C; export LANG; fi
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1996-11-21 03:13:42 +08:00
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if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
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if test "${LC_CTYPE+set}" = set; then LC_CTYPE=C; export LC_CTYPE; fi
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2000-08-01 19:22:42 +08:00
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if test "${LC_MESSAGES+set}" = set; then LC_MESSAGES=C; export LC_MESSAGES; fi
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1993-06-25 03:57:01 +08:00
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2000-01-29 17:22:53 +08:00
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# ac_LF_and_DOT
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# We use echo to avoid assuming a particular line-breaking character.
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# The extra dot is to prevent the shell from consuming trailing
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# line-breaks from the sub-command output. A line-break within
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# single-quotes doesn't work because, if this script is created in a
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# platform that uses two characters for line-breaks (e.g., DOS), tr
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# would break.
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2000-01-29 17:54:27 +08:00
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ac_LF_and_DOT=`echo; echo .`
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2000-01-29 17:22:53 +08:00
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2000-02-08 21:12:49 +08:00
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# Find GNU m4.
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# Handle the case that m4 has moved since we were configured.
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# It may have been found originally in a build directory.
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1995-02-07 07:31:34 +08:00
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: ${M4=@M4@}
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2000-01-29 17:22:53 +08:00
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case "$M4" in
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2000-02-08 21:12:49 +08:00
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/*) test -f "$M4" || M4=m4 ;;
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esac
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# Some non-GNU m4's don't reject the --help option, so give them /dev/null.
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2000-03-13 23:31:26 +08:00
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case `$M4 --help </dev/null 2>&1` in
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2000-02-08 21:12:49 +08:00
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*reload-state*);;
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*) echo "$me: Autoconf requires GNU m4 1.4 or later" >&2; exit 1 ;;
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1994-05-03 07:47:38 +08:00
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esac
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1993-06-17 04:15:11 +08:00
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2000-02-08 21:12:49 +08:00
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# Variables.
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2000-07-19 17:03:53 +08:00
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: ${autoconf_dir=${AC_MACRODIR=@datadir@}}
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2000-09-25 21:24:45 +08:00
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test -z "$AC_ACLOCALDIR" &&
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AC_ACLOCALDIR=`(aclocal --print-ac-dir) 2>/dev/null`
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2000-02-08 21:12:49 +08:00
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: ${AWK=@AWK@}
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2000-03-13 23:31:26 +08:00
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debug=false
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# Trace Autoconf's initialization?
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initialization=false
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2000-05-23 17:52:05 +08:00
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localdir=.
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2000-01-29 17:22:53 +08:00
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outfile=
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2000-03-14 01:28:06 +08:00
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# Exit status.
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status=0
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2000-01-29 17:22:53 +08:00
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# Tasks:
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# - trace
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# Trace the first arguments of some macros
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# - script
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# Produce the configure script (default)
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task=script
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2000-03-29 19:09:59 +08:00
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tmp=
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2000-01-29 17:54:27 +08:00
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verbose=:
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1994-08-01 21:44:22 +08:00
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2000-05-27 01:45:10 +08:00
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# Parse command line.
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1993-06-17 04:15:11 +08:00
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while test $# -gt 0 ; do
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2000-09-19 20:35:01 +08:00
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optarg=`expr "x$1" : 'x--[^=]*=\(.*\)' \| \
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"x$1" : 'x-.\(.*\)'`
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2000-07-10 18:23:08 +08:00
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case $1 in
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2000-03-03 02:17:26 +08:00
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--version | --vers* | -V )
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2000-02-08 21:12:49 +08:00
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echo "$version" ; exit 0 ;;
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2000-02-08 19:39:46 +08:00
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--help | --h* | -h )
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2000-01-29 17:22:53 +08:00
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echo "$usage"; exit 0 ;;
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2000-03-14 01:26:21 +08:00
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2000-03-13 23:31:26 +08:00
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--debug | --d* | -d )
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debug=:; shift ;;
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2000-03-14 01:26:21 +08:00
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--verbose | --verb* | -v )
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verbose=echo
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shift;;
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2000-02-15 17:10:23 +08:00
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2000-10-27 21:47:54 +08:00
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--localdir=* | --l*=* | -l?* )
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2000-07-10 18:23:08 +08:00
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localdir=$optarg
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2000-01-29 17:22:53 +08:00
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shift ;;
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2000-02-08 19:39:46 +08:00
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--localdir | --l* | -l )
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2000-06-15 19:33:04 +08:00
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test $# = 1 && eval "$exit_missing_arg"
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2000-01-29 17:22:53 +08:00
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shift
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2000-03-14 01:26:21 +08:00
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localdir=$1
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2000-01-29 17:22:53 +08:00
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shift ;;
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2000-02-15 17:10:23 +08:00
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2000-10-27 21:47:54 +08:00
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--autoconf-dir=* | --a*=* | -A?* )
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2000-07-19 17:03:53 +08:00
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autoconf_dir=$optarg
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shift ;;
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2000-10-27 06:27:48 +08:00
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--autoconf-dir | --a* | -A )
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2000-07-19 17:03:53 +08:00
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test $# = 1 && eval "$exit_missing_arg"
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shift
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autoconf_dir=$1
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shift ;;
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2000-10-27 21:47:54 +08:00
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--macrodir=* | --m*=* | -m?* )
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2000-10-27 06:27:48 +08:00
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echo "$me: warning: --macrodir is obsolete, use --autoconf-dir" >&2
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2000-07-19 17:03:53 +08:00
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autoconf_dir=$optarg
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2000-01-29 17:22:53 +08:00
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shift ;;
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2000-02-08 19:39:46 +08:00
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--macrodir | --m* | -m )
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2000-10-27 06:27:48 +08:00
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echo "$me: warning: --macrodir is obsolete, use --autoconf-dir" >&2
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2000-06-15 19:33:04 +08:00
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test $# = 1 && eval "$exit_missing_arg"
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2000-01-29 17:22:53 +08:00
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shift
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2000-07-19 17:03:53 +08:00
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autoconf_dir=$1
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2000-01-29 17:22:53 +08:00
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shift ;;
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2000-02-15 17:10:23 +08:00
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2000-10-27 21:47:54 +08:00
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--trace=* | --t*=* | -t?* )
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2000-10-27 06:27:48 +08:00
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task=trace
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traces="$traces '"`echo "$optarg" | sed "s/'/'\\\\\\\\''/g"`"'"
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shift ;;
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--trace | --t* | -t )
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2000-06-15 19:33:04 +08:00
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test $# = 1 && eval "$exit_missing_arg"
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2000-01-29 17:22:53 +08:00
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task=trace
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shift
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2000-05-03 16:53:06 +08:00
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traces="$traces '"`echo "$1" | sed "s/'/'\\\\\\\\''/g"`"'"
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2000-01-29 17:22:53 +08:00
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shift ;;
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2000-10-27 06:27:48 +08:00
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--initialization | --i* | -i )
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2000-03-13 23:31:26 +08:00
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initialization=:
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shift;;
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2000-02-15 17:10:23 +08:00
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2000-10-27 21:47:54 +08:00
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--output=* | --o*=* | -o?* )
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2000-10-27 06:27:48 +08:00
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outfile=$optarg
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shift ;;
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--output | --o* | -o )
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2000-06-15 19:33:04 +08:00
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test $# = 1 && eval "$exit_missing_arg"
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2000-01-29 17:22:53 +08:00
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shift
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2000-03-14 01:26:21 +08:00
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outfile=$1
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2000-01-29 17:22:53 +08:00
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shift ;;
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2000-02-15 17:10:23 +08:00
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2000-10-27 21:47:54 +08:00
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--warnings=* | --w*=* | -W?* )
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2000-10-27 06:27:48 +08:00
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warnings=$warnings,$optarg
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shift ;;
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--warnings | --w* | -W )
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2000-06-15 19:33:04 +08:00
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test $# = 1 && eval "$exit_missing_arg"
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Provide a fine grained control over autoconf's warnings.
* acgeneral.m4 (AC_WARNING_IFELSE, _AC_DIAGNOSE, AC_DIAGNOSE):
New macros.
(AC_DEFUN_ONCE, AC_OBSOLETE, AC_BEFORE, AU_DEFUN, AC_PREREQ,
AC_WARNING, AC_FATAL, AC_TRY_RUN): Use AC_DIAGNOSE.
* autoconf.sh: Provide support for `--warnings', `-W'.
* doc/autoconf.texi (Invoking autoconf): Adjust.
(Reporting Messages): New section.
2000-04-13 16:25:11 +08:00
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shift
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2000-07-10 18:23:08 +08:00
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warnings=$warnings,$1
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Provide a fine grained control over autoconf's warnings.
* acgeneral.m4 (AC_WARNING_IFELSE, _AC_DIAGNOSE, AC_DIAGNOSE):
New macros.
(AC_DEFUN_ONCE, AC_OBSOLETE, AC_BEFORE, AU_DEFUN, AC_PREREQ,
AC_WARNING, AC_FATAL, AC_TRY_RUN): Use AC_DIAGNOSE.
* autoconf.sh: Provide support for `--warnings', `-W'.
* doc/autoconf.texi (Invoking autoconf): Adjust.
(Reporting Messages): New section.
2000-04-13 16:25:11 +08:00
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shift ;;
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2000-01-29 17:22:53 +08:00
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-- ) # Stop option processing
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shift; break ;;
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- ) # Use stdin as input.
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break ;;
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-* )
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2000-02-08 21:45:24 +08:00
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exec >&2
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echo "$me: invalid option $1"
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echo "$help"
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exit 1 ;;
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2000-01-29 17:22:53 +08:00
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* )
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break ;;
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esac
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1993-06-17 04:15:11 +08:00
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done
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2000-07-10 18:23:08 +08:00
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# The warnings are the concatenation of 1. application's defaults,
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# 2. $WARNINGS, $3 command line options, in that order.
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# Set them in the order expected by the M4 macros: the converse.
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2000-08-01 19:22:42 +08:00
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alphabet='abcdefghijklmnopqrstuvwxyz'
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|
|
ALPHABET='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
|
2000-10-30 11:20:00 +08:00
|
|
|
NUMBERS='0123456789'
|
|
|
|
WORDCHAR=_$alphabet$ALPHABET$NUMBERS
|
|
|
|
|
2000-11-01 23:01:54 +08:00
|
|
|
m4_warnings=
|
2000-08-01 19:22:42 +08:00
|
|
|
for warning in `IFS=,; echo syntax,$WARNINGS,$warnings |
|
|
|
|
tr $ALPHABET $alphabet`
|
2000-07-10 18:23:08 +08:00
|
|
|
do
|
|
|
|
test -n $warning || continue
|
2000-11-01 23:01:54 +08:00
|
|
|
m4_warnings="$warning"`test -n "$m4_warnings" && echo ",$m4_warnings"`
|
2000-07-10 18:23:08 +08:00
|
|
|
done
|
|
|
|
|
Provide a fine grained control over autoconf's warnings.
* acgeneral.m4 (AC_WARNING_IFELSE, _AC_DIAGNOSE, AC_DIAGNOSE):
New macros.
(AC_DEFUN_ONCE, AC_OBSOLETE, AC_BEFORE, AU_DEFUN, AC_PREREQ,
AC_WARNING, AC_FATAL, AC_TRY_RUN): Use AC_DIAGNOSE.
* autoconf.sh: Provide support for `--warnings', `-W'.
* doc/autoconf.texi (Invoking autoconf): Adjust.
(Reporting Messages): New section.
2000-04-13 16:25:11 +08:00
|
|
|
|
2000-03-29 19:09:59 +08:00
|
|
|
# Trap on 0 to stop playing with `rm'.
|
|
|
|
$debug ||
|
|
|
|
{
|
|
|
|
trap 'status=$?; rm -rf $tmp && exit $status' 0
|
2000-08-11 16:51:34 +08:00
|
|
|
trap '(exit $?); exit' 1 2 13 15
|
2000-03-29 19:09:59 +08:00
|
|
|
}
|
|
|
|
|
2000-03-31 16:20:09 +08:00
|
|
|
# Create a (secure) tmp directory for tmp files.
|
2000-03-29 19:09:59 +08:00
|
|
|
: ${TMPDIR=/tmp}
|
2000-03-30 00:15:22 +08:00
|
|
|
{
|
|
|
|
tmp=`(umask 077 && mktemp -d -q "$TMPDIR/acXXXXXX") 2>/dev/null` &&
|
2000-07-10 16:41:59 +08:00
|
|
|
test -n "$tmp" && test -d "$tmp"
|
2000-07-19 16:54:44 +08:00
|
|
|
} ||
|
2000-03-30 00:15:22 +08:00
|
|
|
{
|
2000-09-25 21:24:45 +08:00
|
|
|
tmp=$TMPDIR/ac$$
|
|
|
|
(umask 077 && mkdir $tmp)
|
2000-03-30 00:15:22 +08:00
|
|
|
} ||
|
|
|
|
{
|
|
|
|
echo "$me: cannot create a temporary directory in $TMPDIR" >&2
|
2000-08-11 16:51:34 +08:00
|
|
|
(exit 1); exit;
|
2000-03-30 00:15:22 +08:00
|
|
|
}
|
2000-03-29 19:09:59 +08:00
|
|
|
|
2000-02-08 21:12:49 +08:00
|
|
|
# Running m4.
|
2000-07-19 17:03:53 +08:00
|
|
|
test -f "$autoconf_dir/acsite.m4" && acsite_m4="$autoconf_dir/acsite.m4"
|
2000-05-23 17:52:05 +08:00
|
|
|
test -f "$localdir/aclocal.m4" && aclocal_m4="$localdir/aclocal.m4"
|
2000-07-19 17:03:53 +08:00
|
|
|
m4_common="$acsite_m4 $aclocal_m4 -I $autoconf_dir -I $localdir"
|
|
|
|
run_m4="$M4 $autoconf_dir/autoconf.m4 $m4_common"
|
|
|
|
run_m4f="$M4 --reload $autoconf_dir/autoconf.m4f $m4_common"
|
2000-02-08 21:12:49 +08:00
|
|
|
|
2000-03-13 23:31:26 +08:00
|
|
|
# Find the input file.
|
1994-09-01 12:59:32 +08:00
|
|
|
case $# in
|
2000-01-29 17:22:53 +08:00
|
|
|
0) infile=configure.in
|
2000-07-10 16:56:19 +08:00
|
|
|
test $task = script && test -z "$outfile" && outfile=configure;;
|
2000-03-14 01:26:21 +08:00
|
|
|
1) infile=$1 ;;
|
2000-02-08 21:45:24 +08:00
|
|
|
*) exec >&2
|
2000-02-08 19:39:46 +08:00
|
|
|
echo "$me: invalid number of arguments."
|
|
|
|
echo "$help"
|
2000-08-11 16:51:34 +08:00
|
|
|
(exit 1); exit ;;
|
1994-09-01 12:59:32 +08:00
|
|
|
esac
|
|
|
|
|
2000-07-10 16:56:19 +08:00
|
|
|
# Unless specified, the output is stdout.
|
|
|
|
test -z "$outfile" && outfile=-
|
|
|
|
|
2000-03-29 19:09:59 +08:00
|
|
|
# We need an actual file.
|
1994-09-01 12:59:32 +08:00
|
|
|
if test z$infile = z-; then
|
2000-03-29 19:09:59 +08:00
|
|
|
infile=$tmp/stdin
|
2000-01-29 17:22:53 +08:00
|
|
|
cat >$infile
|
1994-09-16 02:34:35 +08:00
|
|
|
elif test ! -r "$infile"; then
|
2000-02-08 21:12:49 +08:00
|
|
|
echo "$me: $infile: No such file or directory" >&2
|
2000-08-11 16:51:34 +08:00
|
|
|
(exit 1); exit
|
1993-10-11 02:00:46 +08:00
|
|
|
fi
|
1993-06-17 04:15:11 +08:00
|
|
|
|
2000-01-29 17:22:53 +08:00
|
|
|
# Output is produced into FD 4. Prepare it.
|
|
|
|
case "x$outfile" in
|
2000-07-10 16:56:19 +08:00
|
|
|
x-) # Output to stdout
|
2000-01-29 17:22:53 +08:00
|
|
|
exec 4>&1 ;;
|
|
|
|
* )
|
|
|
|
exec 4>$outfile;;
|
|
|
|
esac
|
1993-06-17 04:15:11 +08:00
|
|
|
|
2000-02-08 21:12:49 +08:00
|
|
|
# Initializations are performed. Proceed to the main task.
|
2000-01-29 17:22:53 +08:00
|
|
|
case $task in
|
2000-01-29 17:54:27 +08:00
|
|
|
|
Provide a fine grained control over autoconf's warnings.
* acgeneral.m4 (AC_WARNING_IFELSE, _AC_DIAGNOSE, AC_DIAGNOSE):
New macros.
(AC_DEFUN_ONCE, AC_OBSOLETE, AC_BEFORE, AU_DEFUN, AC_PREREQ,
AC_WARNING, AC_FATAL, AC_TRY_RUN): Use AC_DIAGNOSE.
* autoconf.sh: Provide support for `--warnings', `-W'.
* doc/autoconf.texi (Invoking autoconf): Adjust.
(Reporting Messages): New section.
2000-04-13 16:25:11 +08:00
|
|
|
## --------------------------------- ##
|
|
|
|
## Generate the `configure' script. ##
|
|
|
|
## --------------------------------- ##
|
2000-01-29 17:22:53 +08:00
|
|
|
script)
|
2000-07-10 18:23:08 +08:00
|
|
|
# M4 expansion.
|
2000-10-31 23:20:15 +08:00
|
|
|
$run_m4f -Dm4_warnings=$m4_warnings $infile >$tmp/configure ||
|
2000-09-27 18:02:27 +08:00
|
|
|
{ (exit 1); exit; }
|
1994-08-25 11:45:07 +08:00
|
|
|
|
2000-07-10 16:56:19 +08:00
|
|
|
if test "x$outfile" != x-; then
|
2000-01-29 17:22:53 +08:00
|
|
|
chmod +x $outfile
|
|
|
|
fi
|
|
|
|
|
2000-03-20 18:06:36 +08:00
|
|
|
# Put the real line numbers into configure to make config.log more
|
|
|
|
# helpful. Because quoting can sometimes get really painful in m4,
|
|
|
|
# there are special @tokens@ to substitute.
|
2000-08-07 20:07:17 +08:00
|
|
|
cat >$tmp/finalize.awk <<EOF
|
|
|
|
function undefined (file, line, macro)
|
|
|
|
{
|
2000-09-05 18:19:01 +08:00
|
|
|
print file ":" line ": error: undefined macro: " macro | "cat >&2"
|
2000-08-07 20:07:17 +08:00
|
|
|
}
|
|
|
|
|
2000-03-20 18:06:36 +08:00
|
|
|
{
|
|
|
|
sub(/[ ]*$/, "")
|
2000-08-07 20:07:17 +08:00
|
|
|
if (\$0 == "")
|
2000-03-20 18:06:36 +08:00
|
|
|
{
|
|
|
|
if (!duplicate)
|
2000-08-07 20:07:17 +08:00
|
|
|
{
|
|
|
|
oline++
|
|
|
|
print
|
|
|
|
}
|
2000-03-20 18:06:36 +08:00
|
|
|
duplicate = 1
|
|
|
|
next
|
|
|
|
}
|
|
|
|
duplicate = 0
|
|
|
|
oline++
|
2000-08-07 20:07:17 +08:00
|
|
|
if (\$0 ~ /__oline__/)
|
2000-04-28 17:46:55 +08:00
|
|
|
while (sub(/__oline__/, oline))
|
|
|
|
continue
|
2000-08-07 20:07:17 +08:00
|
|
|
while (sub (/@<:@/, "["))
|
2000-03-20 18:06:36 +08:00
|
|
|
continue
|
2000-08-07 20:07:17 +08:00
|
|
|
while (sub (/@:>@/, "]"))
|
2000-03-20 18:06:36 +08:00
|
|
|
continue
|
2000-08-07 20:07:17 +08:00
|
|
|
while (sub (/@S\|@/, "$"))
|
2000-03-20 18:06:36 +08:00
|
|
|
continue
|
2000-08-07 20:07:17 +08:00
|
|
|
while (sub (/@%:@/, "#"))
|
2000-03-20 18:06:36 +08:00
|
|
|
continue
|
2000-08-07 20:07:17 +08:00
|
|
|
# Dubious feature: we tolerate macro names when commented.
|
2000-10-30 11:20:00 +08:00
|
|
|
code_part = \$0
|
|
|
|
comment_start = index (code_part, "#")
|
|
|
|
if (comment_start)
|
|
|
|
code_part = substr (\$0, 0, comment_start)
|
|
|
|
if (match (code_part, /[^$WORDCHAR](A[$ALPHABET]|m4)_[$WORDCHAR]*/))
|
|
|
|
{
|
|
|
|
macros [substr (code_part, RSTART + 1, RLENGTH - 1)] = oline
|
|
|
|
some_macros_were_not_expanded = 1
|
|
|
|
}
|
|
|
|
if (match (code_part, /^(A[$ALPHABET]|m4)_[$WORDCHAR]*/))
|
|
|
|
{
|
|
|
|
macros [substr (code_part, RSTART, RLENGTH)] = oline
|
|
|
|
some_macros_were_not_expanded = 1
|
|
|
|
}
|
|
|
|
if (match (code_part, /[$WORDCHAR]*_A[$ALPHABET]_[$WORDCHAR]*/))
|
2000-08-07 20:07:17 +08:00
|
|
|
{
|
2000-10-30 11:20:00 +08:00
|
|
|
macros [substr (code_part, RSTART, RLENGTH)] = oline
|
2000-08-07 20:07:17 +08:00
|
|
|
some_macros_were_not_expanded = 1
|
|
|
|
}
|
2000-03-20 18:06:36 +08:00
|
|
|
print
|
2000-08-07 20:07:17 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
# If there are some macros which are left unexpanded in the output,
|
|
|
|
# try to find the input which is responsible. Otherwise, try to help.
|
|
|
|
END {
|
|
|
|
if (some_macros_were_not_expanded)
|
|
|
|
{
|
|
|
|
line = 0
|
|
|
|
while (getline < "$infile")
|
|
|
|
{
|
|
|
|
line++
|
|
|
|
for (macro in macros)
|
|
|
|
if (index (\$0, macro))
|
|
|
|
{
|
|
|
|
delete macros [macro]
|
2000-08-09 14:53:07 +08:00
|
|
|
undefined("$infile", line, macro)
|
2000-08-07 20:07:17 +08:00
|
|
|
}
|
|
|
|
}
|
|
|
|
close ("$infile")
|
|
|
|
for (macro in macros)
|
2000-08-09 14:53:07 +08:00
|
|
|
undefined("$outfile", macros [macro], macro)
|
2000-08-07 20:07:17 +08:00
|
|
|
exit 1
|
|
|
|
}
|
|
|
|
}
|
|
|
|
EOF
|
2000-11-02 03:57:54 +08:00
|
|
|
$AWK -f $tmp/finalize.awk <$tmp/configure >&4 || { (exit 1); exit; }
|
2000-01-29 17:22:53 +08:00
|
|
|
;; # End of the task script.
|
|
|
|
|
2000-03-13 23:31:26 +08:00
|
|
|
|
|
|
|
|
2000-01-29 17:54:27 +08:00
|
|
|
## -------------- ##
|
|
|
|
## Trace macros. ##
|
|
|
|
## -------------- ##
|
2000-01-29 17:22:53 +08:00
|
|
|
trace)
|
2000-11-03 00:03:58 +08:00
|
|
|
|
2000-06-09 18:00:36 +08:00
|
|
|
# trace.m4
|
|
|
|
# --------
|
|
|
|
# Routines to process formatted m4 traces.
|
2000-11-03 00:03:58 +08:00
|
|
|
sed 's/^ //' >$tmp/trace.m4 <<\EOF
|
|
|
|
divert(-1)
|
2000-03-13 23:31:26 +08:00
|
|
|
changequote([, ])
|
2000-11-03 00:03:58 +08:00
|
|
|
# _at_MODE(SEPARATOR, ELT1, ELT2...)
|
|
|
|
# ----------------------------------
|
2000-05-03 16:53:06 +08:00
|
|
|
# List the elements, separating then with SEPARATOR.
|
|
|
|
# MODE can be:
|
|
|
|
# `at' -- the elements are enclosed in brackets.
|
|
|
|
# `star' -- the elements are listed as are.
|
|
|
|
# `percent' -- the elements are `smashed': spaces are singled out,
|
|
|
|
# and no new line remains.
|
2000-11-03 00:03:58 +08:00
|
|
|
define([_at_at],
|
|
|
|
[at_ifelse([$#], [1], [],
|
|
|
|
[$#], [2], [[[$2]]],
|
|
|
|
[[[$2]][$1]$0([$1], at_shift(at_shift($@)))])])
|
|
|
|
define([_at_percent],
|
|
|
|
[at_ifelse([$#], [1], [],
|
|
|
|
[$#], [2], [at_smash([$2])],
|
|
|
|
[at_smash([$2])[$1]$0([$1], at_shift(at_shift($@)))])])
|
|
|
|
define([_at_star],
|
|
|
|
[at_ifelse([$#], [1], [],
|
|
|
|
[$#], [2], [[$2]],
|
|
|
|
[[$2][$1]$0([$1], at_shift(at_shift($@)))])])
|
2000-03-14 16:30:41 +08:00
|
|
|
|
|
|
|
# Smash quotes its result.
|
2000-11-03 00:03:58 +08:00
|
|
|
define([at_smash],
|
|
|
|
[at_patsubst(at_patsubst(at_patsubst([[[$1]]],
|
|
|
|
[\\
|
|
|
|
]),
|
|
|
|
[[
|
2000-03-14 16:30:41 +08:00
|
|
|
]+],
|
2000-11-03 00:03:58 +08:00
|
|
|
[ ]),
|
|
|
|
[^ *\(.*\) *$], [[\1]])])
|
|
|
|
|
|
|
|
define([at_args], [at_shift(at_shift(at_shift(at_shift(at_shift($@)))))])
|
|
|
|
define([at_at], [_$0([$1], at_args($@))])
|
|
|
|
define([at_percent], [_$0([$1], at_args($@))])
|
|
|
|
define([at_star], [_$0([$1], at_args($@))])
|
|
|
|
|
2000-03-13 23:31:26 +08:00
|
|
|
EOF
|
|
|
|
|
2000-11-03 00:03:58 +08:00
|
|
|
# If you trace `define', then on `define([m4_exit], defn([m4exit])' you
|
|
|
|
# will produce
|
|
|
|
#
|
|
|
|
# AT_define([m4sugar.m4], [115], [1], [define], [m4_exit], <m4exit>)
|
|
|
|
#
|
|
|
|
# Since `<m4exit>' is not quoted, the outter m4, when processing
|
|
|
|
# `trace.m4' will exit prematurely. Hence, move all the builtins to
|
|
|
|
# the `at_' name space.
|
|
|
|
echo '# Copy the builtins.' >>$tmp/trace.m4
|
|
|
|
echo "dumpdef" |
|
|
|
|
$M4 2>&1 >/dev/null |
|
|
|
|
sed 's/^\([^:]*\):.*/define([at_\1], defn([\1]))/' >>$tmp/trace.m4
|
|
|
|
echo >>$tmp/trace.m4
|
|
|
|
|
|
|
|
echo '# Disable the builtins.' >>$tmp/trace.m4
|
|
|
|
echo "dumpdef" |
|
|
|
|
$M4 2>&1 >/dev/null |
|
|
|
|
sed 's/^\([^:]*\):.*/at_undefine([\1])/' >>$tmp/trace.m4
|
|
|
|
echo >>$tmp/trace.m4
|
|
|
|
|
|
|
|
|
2000-06-09 18:02:19 +08:00
|
|
|
# trace2m4.sed
|
|
|
|
# ------------
|
|
|
|
# Transform the traces from m4 into an m4 input file.
|
|
|
|
# Typically, transform:
|
2000-11-03 00:03:58 +08:00
|
|
|
#
|
2000-06-09 18:02:19 +08:00
|
|
|
# | m4trace:configure.in:3: -1- AC_SUBST([exec_prefix], [NONE])
|
2000-11-03 00:03:58 +08:00
|
|
|
#
|
2000-06-09 18:02:19 +08:00
|
|
|
# into
|
2000-11-03 00:03:58 +08:00
|
|
|
#
|
2000-06-09 18:02:19 +08:00
|
|
|
# | AT_AC_SUBST([configure.in], [3], [1], [AC_SUBST], [exec_prefix], [NONE])
|
2000-11-03 00:03:58 +08:00
|
|
|
#
|
2000-06-09 18:02:19 +08:00
|
|
|
# Pay attention that the file name might include colons, if under DOS
|
|
|
|
# for instance, so we don't use `[^:][^:]*'.
|
|
|
|
# The first s/// catches multiline traces, the second, traces as above.
|
|
|
|
preamble='m4trace:\(..*\):\([0-9][0-9]*\): -\([0-9][0-9]*\)-'
|
|
|
|
cat >$tmp/trace2m4.sed <<EOF
|
|
|
|
s/^$preamble \([^(][^(]*\)(\(.*\)$/AT_\4([\1], [\2], [\3], [\4], \5/
|
|
|
|
s/^$preamble \(.*\)$/AT_\4([\1], [\2], [\3], [\4])/
|
|
|
|
EOF
|
|
|
|
|
2000-06-09 18:00:36 +08:00
|
|
|
# translate.awk
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# -------------
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# Translate user tracing requests into m4 macros.
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cat >$tmp/translate.awk <<\EOF
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function trans (arg, sep)
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{
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# File name.
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if (arg == "f")
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return "$1"
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# Line number.
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if (arg == "l")
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return "$2"
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# Depth.
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if (arg == "d")
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return "$3"
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# Name (also available as $0).
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if (arg == "n")
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return "$4"
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# Escaped dollar.
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if (arg == "$")
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return "$"
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# $@, list of quoted effective arguments.
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if (arg == "@")
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2000-11-03 00:03:58 +08:00
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return "]at_at([" (separator ? separator : ",") "], $@)["
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2000-06-09 18:00:36 +08:00
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# $*, list of unquoted effective arguments.
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if (arg == "*")
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2000-11-03 00:03:58 +08:00
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return "]at_star([" (separator ? separator : ",") "], $@)["
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2000-06-09 18:00:36 +08:00
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# $%, list of smashed unquoted effective arguments.
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if (arg == "%")
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2000-11-03 00:03:58 +08:00
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return "]at_percent([" (separator ? separator : ":") "], $@)["
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2000-06-09 18:00:36 +08:00
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}
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function error (message)
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{
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print message | "cat >&2"
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exit 1
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}
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{
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# Accumulate the whole input.
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request = request $0 "\n"
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}
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END {
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# Chomp.
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request = substr (request, 1, length (request) - 1)
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# The default request is `$f:$l:$n:$*'.
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colon = index (request, ":")
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macro = colon ? substr (request, 1, colon - 1) : request
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request = colon ? substr (request, colon + 1) : "$f:$l:$n:$%"
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res = ""
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for (cp = request; cp; cp = substr (cp, 2))
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{
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char = substr (cp, 1, 1)
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if (char == "$")
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{
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if (match (cp, /^\$[0-9]+/))
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{
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# $n -> $(n + 4)
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res = res "$" (substr (cp, 2, RLENGTH - 1) + 4)
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cp = substr (cp, RLENGTH)
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}
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else if (substr (cp, 2, 1) ~ /[fldn$@%*]/)
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{
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# $x, no separator given.
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res = res trans(substr (cp, 2, 1))
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cp = substr (cp, 2)
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}
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else if (substr (cp, 2, 1) == "{")
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{
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# ${sep}x, long separator.
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end = index (cp, "}")
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if (!end)
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error("invalid escape: " cp)
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separator = substr (cp, 3, end - 3)
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if (substr (cp, end + 1, 1) ~ /[*@%]/)
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res = res trans(substr (cp, end + 1, 1), separator)
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else
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error("invalid escape: " cp)
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cp = substr (cp, end + 1)
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}
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else if (substr (cp, 3, 1) ~ /[*@%]/)
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{
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# $sx, short separator `s'.
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res = res trans(substr (cp, 3, 1), substr (cp, 2, 1))
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cp = substr(cp, 3)
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}
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else
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{
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error("invalid escape: " substr (cp, 1, 2))
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}
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}
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else
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res = res char
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}
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# Produce the definition of AT_<MACRO> = the translation of the request.
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2000-11-03 00:03:58 +08:00
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print "at_define([AT_" macro "],"
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print "[[" res "]])"
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print ""
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2000-06-09 18:00:36 +08:00
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close("cat >&2")
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}
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2000-03-13 23:31:26 +08:00
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EOF
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2000-11-02 01:02:34 +08:00
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2000-03-13 23:31:26 +08:00
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# Extract both the m4 program and the m4 options from TRACES.
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2000-11-03 00:03:58 +08:00
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echo "## ------------------------- ##" >>$tmp/trace.m4
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echo "## Trace processing macros. ##" >>$tmp/trace.m4
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echo "## ------------------------- ##" >>$tmp/trace.m4
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echo >>$tmp/trace.m4
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2000-03-14 01:30:32 +08:00
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eval set dummy "$traces"
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2000-03-13 23:31:26 +08:00
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shift
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for trace
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do
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2000-11-03 00:03:58 +08:00
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echo "# $trace" >>$tmp/trace.m4
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2000-03-13 23:31:26 +08:00
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# The request may be several lines long, hence sed has to quit.
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2000-11-02 01:02:34 +08:00
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macro_name=`echo "$trace" | sed 's/:.*//;q'`
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2000-11-02 23:32:23 +08:00
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# If for instance TRACE is `define', be sure to have an empty
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# TRACE_FORMAT.
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case $trace in
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$macro_name:* )
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trace_format=`echo "$trace" | sed "1s/^$macro_name:/:/"`;;
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* )
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trace_format=;;
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esac
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2000-11-02 01:02:34 +08:00
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# GNU M4 1.4's tracing of builtins is buggy. When run on this input:
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#
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# | divert(-1)
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# | changequote([, ])
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# | define([m4_eval], defn([eval]))
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# | eval(1)
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# | m4_eval(2)
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# | undefine([eval])
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# | m4_eval(3)
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#
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# it behaves this way:
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#
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# | % m4 input.m4 -da -t eval
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# | m4trace: -1- eval(1)
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# | m4trace: -1- m4_eval(2)
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# | m4trace: -1- m4_eval(3)
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# | %
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#
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# Conversely:
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#
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# | % m4 input.m4 -da -t m4_eval
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# | %
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#
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# So we will merge them, i.e. tracing `BUILTIN' or tracing
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# `m4_BUILTIN' will be the same: tracing both, but honoring the
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# *last* trace specification.
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# FIXME: This is not enough: in the output `$0' will be `BUILTIN'
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# sometimes and `m4_BUILTIN' at others. We should render a unique name,
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# the one specified by the user.
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base_name=`echo "$macro_name" | sed 's/^m4_//'`
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if echo "ifdef(\`$base_name', \`', \`m4exit(-1)')" | m4; then
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# BASE_NAME is a builtin.
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trace_opt="$trace_opt -t $base_name -t m4_$base_name"
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2000-11-02 22:12:18 +08:00
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echo "$base_name$trace_format" |
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2000-11-02 01:02:34 +08:00
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$AWK -f $tmp/translate.awk >>$tmp/trace.m4 ||
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{ (exit 1); exit; }
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2000-11-02 22:12:18 +08:00
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echo "m4_$base_name$trace_format" |
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2000-11-02 01:02:34 +08:00
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$AWK -f $tmp/translate.awk >>$tmp/trace.m4 ||
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{ (exit 1); exit; }
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else
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# MACRO_NAME is not a builtin.
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trace_opt="$trace_opt -t $macro_name"
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echo "$trace" |
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$AWK -f $tmp/translate.awk >>$tmp/trace.m4 ||
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{ (exit 1); exit; }
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fi
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2000-11-03 00:03:58 +08:00
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echo >>$tmp/trace.m4
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2000-03-13 23:31:26 +08:00
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done
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2000-11-03 00:03:58 +08:00
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echo "## ------------------- ##" >>$tmp/trace.m4
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echo "## Traces to process. ##" >>$tmp/trace.m4
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echo "## ------------------- ##" >>$tmp/trace.m4
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echo >>$tmp/trace.m4
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echo "at_divert(0)at_dnl" >>$tmp/trace.m4
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2000-03-13 23:31:26 +08:00
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# Do we trace the initialization?
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2000-03-30 00:18:52 +08:00
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# `errprint' must be silent, otherwise there can be warnings mixed
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# with traces in m4's stderr.
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2000-03-13 23:31:26 +08:00
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if $initialization; then
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2000-03-30 00:18:52 +08:00
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run_m4_trace="$run_m4 $trace_opt -daflq -Derrprint"
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2000-03-13 23:31:26 +08:00
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else
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2000-03-30 00:18:52 +08:00
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run_m4_trace="$run_m4f $trace_opt -daflq -Derrprint"
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2000-03-13 23:31:26 +08:00
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fi
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# Run m4 on the input file to get traces.
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2000-07-13 21:38:45 +08:00
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$verbose "$me: running $run_m4_trace $infile | $M4 $tmp/trace.m4" >&2
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2000-03-13 23:31:26 +08:00
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$run_m4_trace $infile 2>&1 >/dev/null |
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2000-06-09 18:02:19 +08:00
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sed -f $tmp/trace2m4.sed |
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2000-03-30 00:18:52 +08:00
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# Now we are ready to run m4 to process the trace file.
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2000-11-02 23:06:02 +08:00
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if $debug; then
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cat >>$tmp/trace.m4
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$M4 $tmp/trace.m4
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else
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$M4 $tmp/trace.m4 -
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fi |
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# It makes no sense to try to transform __oline__.
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sed '
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s/@<:@/[/g
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s/@:>@/]/g
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s/@S|@/$/g
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s/@%:@/#/g
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2000-11-03 00:03:58 +08:00
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' >&4 ||
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{
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echo "$me: tracing failed" >&2
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(exit 1); exit
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}
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2000-01-29 17:22:53 +08:00
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;;
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2000-01-29 17:54:27 +08:00
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## ------------ ##
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## Unknown task ##
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## ------------ ##
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2000-02-08 19:39:46 +08:00
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*)echo "$me: internal error: unknown task: $task" >&2
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2000-08-11 16:51:34 +08:00
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(exit 1); exit
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2000-01-29 17:22:53 +08:00
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esac
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1994-09-16 02:34:35 +08:00
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2000-08-11 16:51:34 +08:00
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(exit $status); exit
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