#! @SHELL@ # autoheader -- create `config.h.in' from `configure.ac' # Copyright 1992, 1993, 1994, 1996, 1998, 1999, 2000 # 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 # the Free Software Foundation; either version 2, or (at your option) # any later version. # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA # 02111-1307, USA. # Written by Roland McGrath. me=`echo "$0" | sed -e 's,.*/,,'` usage="\ Usage: $0 [OPTION] ... [TEMPLATE-FILE] Create a template file of C \`#define' statements for \`configure' to use. To this end, scan TEMPLATE-FILE, or \`configure.ac' if present, or else \`configure.in'. -h, --help print this help, then exit -V, --version print version number, then exit -v, --verbose verbosely report processing -d, --debug don't remove temporary files -W, --warnings=CATEGORY report the warnings falling in CATEGORY Warning categories include: \`obsolete' obsolete constructs \`all' all the warnings \`no-CATEGORY' turn off the warnings on CATEGORY \`none' turn off all the warnings \`error' warnings are error Library directories: -A, --autoconf-dir=ACDIR Autoconf's macro files location (rarely needed) -l, --localdir=DIR location of \`aclocal.m4' and \`acconfig.h' Report bugs to ." version="\ autoheader (@PACKAGE_NAME@) @VERSION@ Written by Roland McGrath. Copyright 1992, 1993, 1994, 1996, 1998, 1999, 2000 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE." help="\ Try \`$me --help' for more information." exit_missing_arg="\ echo \"$me: option \\\`\$1' requires an argument\" >&2 echo \"\$help\" >&2 exit 1" # NLS nuisances. # Only set these to C if already set. These must not be set unconditionally # because not all systems understand e.g. LANG=C (notably SCO). # Fixing LC_MESSAGES prevents Solaris sh from translating var values in `set'! # Non-C LC_CTYPE values break the ctype check. if test "${LANG+set}" = set; then LANG=C; export LANG; fi if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi if test "${LC_MESSAGES+set}" = set; then LC_MESSAGES=C; export LC_MESSAGES; fi if test "${LC_CTYPE+set}" = set; then LC_CTYPE=C; export LC_CTYPE; fi # Variables. : ${autoconf_dir=${AC_MACRODIR=@datadir@}} dir=`echo "$0" | sed -e 's,[^/]*$,,'` # We test "$dir/autoconf" in case we are in the build tree, in which case # the names are not transformed yet. for autoconf in "$AUTOCONF" \ "$dir/@autoconf-name@" \ "$dir/autoconf" \ "@bindir@/@autoconf-name@"; do test -f "$autoconf" && break done debug=false localdir=. status=0 tmp= verbose=: warning_all=false warning_error=false warning_obsolete=false # Parse command line. while test $# -gt 0 ; do optarg=`expr "x$1" : 'x--[^=]*=\(.*\)' \| \ "x$1" : 'x-.\(.*\)'` case $1 in --version | -V ) echo "$version" ; exit 0 ;; --help | -h ) echo "$usage"; exit 0 ;; --debug | -d ) debug=:; shift ;; --verbose | -v ) verbose=echo shift;; --localdir=* | -l?* ) localdir=$optarg shift ;; --localdir | -l ) test $# = 1 && eval "$exit_missing_arg" shift localdir=$1 shift ;; --autoconf-dir=* | -A?* ) autoconf_dir=$optarg shift ;; --autoconf-dir | -A ) test $# = 1 && eval "$exit_missing_arg" shift autoconf_dir=$1 shift ;; --macrodir=* | -m?* ) echo "$me: warning: --macrodir is obsolete, use --autoconf-dir" >&2 autoconf_dir=$optarg shift ;; --macrodir | -m ) echo "$me: warning: --macrodir is obsolete, use --autoconf-dir" >&2 test $# = 1 && eval "$exit_missing_arg" shift autoconf_dir=$1 shift ;; --warnings=* | -W?* ) warnings=$warnings,$optarg shift ;; --warnings | -W ) test $# = 1 && eval "$exit_missing_arg" shift warnings=$warnings,$1 shift ;; -- ) # Stop option processing shift; break ;; - ) # Use stdin as input. break ;; -* ) exec >&2 echo "$me: invalid option $1" echo "$help" exit 1 ;; * ) break ;; esac done # The warnings are the concatenation of 1. application's defaults # (here, none), 2. $WARNINGS, $3 command line options, in that order. alphabet='abcdefghijklmnopqrstuvwxyz' ALPHABET='ABCDEFGHIJKLMNOPQRSTUVWXYZ' _ac_warnings= for warning in `IFS=,; echo $WARNINGS,$warnings | tr $ALPHABET $alphabet` do case $warning in '' | ,) continue;; no-*) eval warning_`expr x$warning : 'xno-\(.*\)'`=false;; *) eval warning_$warning=:;; esac done # Trap on 0 to stop playing with `rm'. $debug || { trap 'status=$?; rm -rf $tmp && exit $status' 0 trap '(exit $?); exit' 1 2 13 15 } # Create a (secure) tmp directory for tmp files. : ${TMPDIR=/tmp} { tmp=`(umask 077 && mktemp -d -q "$TMPDIR/ahXXXXXX") 2>/dev/null` && test -n "$tmp" && test -d "$tmp" } || { tmp=$TMPDIR/ah$$ (umask 077 && mkdir $tmp) } || { echo "$me: cannot create a temporary directory in $TMPDIR" >&2 (exit 1); exit } # Preach. if ($warning_all || $warning_obsolete) && (test -f $config_h.top || test -f $config_h.bot || test -f $localdir/acconfig.h); then sed -e "s/^ /$me: WARNING: /" >&2 <<\EOF Using auxiliary files such as `acconfig.h', `config.h.bot' and `config.h.top', to define templates for `config.h.in' is deprecated and discouraged. 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EOF $warning_error && { (exit 1); exit; } fi acconfigs= test -r $localdir/acconfig.h && acconfigs="$acconfigs $localdir/acconfig.h" # Find the input file. case $# in 0) case `ls configure.ac configure.in 2>/dev/null` in *ac*in ) echo "$me: warning: both \`configure.ac' and \`configure.in' are present." >&2 echo "$me: warning: proceeding with \`configure.ac'." >&2 infile=configure.ac;; *ac ) infile=configure.ac;; *in ) infile=configure.in;; * ) echo "$me: no input file" >&2 exit 1;; esac;; 1) infile=$1 ;; *) exec >&2 echo "$me: invalid number of arguments." echo "$help" (exit 1); exit ;; esac # Set up autoconf. autoconf="$autoconf -l $localdir" export autoconf_dir # ----------------------- # # Real work starts here. # # ----------------------- # # Source what the traces are trying to tell us. $verbose $me: running $autoconf to trace from $infile >&2 $autoconf \ --trace AC_CONFIG_HEADERS:'config_h="$1"' \ --trace AH_OUTPUT:'ac_verbatim_$1="\ $2"' \ --trace AC_DEFINE_TRACE_LITERAL:'syms="$$syms $1"' \ $infile >$tmp/traces.sh || { (exit 1); exit; } $verbose $me: sourcing $tmp/traces.sh >&2 if (set -e && . $tmp/traces.sh) >/dev/null 2>&1; then . $tmp/traces.sh else echo "$me: error: shell error while sourcing $tmp/trace.sh" >&2 (exit 1); exit fi # Make SYMS newline-separated rather than blank-separated, and remove dups. # Start each symbol with a blank (to match the blank after "#undef") # to reduce the possibility of mistakenly matching another symbol that # is a substring of it. # Beware that some of the symbols might actually be macro with arguments: # keep only their name. syms=`for sym in $syms; do echo $sym; done | sed -e 's/(.*//' | sort | uniq | sed -e 's@^@ @'` # We template only the first CONFIG_HEADER. config_h=`echo "$config_h" | sed -e 's/ .*//'` # Support "outfile[:infile]", defaulting infile="outfile.in". case "$config_h" in "") echo "$me: error: AC_CONFIG_HEADERS not found in $infile" >&2 (exit 1); exit ;; *:*) config_h_in=`echo "$config_h" | sed 's/.*://'` config_h=`echo "$config_h" | sed 's/:.*//'` ;; *) config_h_in="$config_h.in" ;; esac # Don't write "do not edit" -- it will get copied into the # config.h, which it's ok to edit. cat <$tmp/config.hin /* $config_h_in. 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