aclocal.m4 revision 94536
1dnl aclocal.m4 generated automatically by aclocal 1.4-p5
2
3dnl Copyright (C) 1994, 1995-8, 1999, 2001 Free Software Foundation, Inc.
4dnl This file is free software; the Free Software Foundation
5dnl gives unlimited permission to copy and/or distribute it,
6dnl with or without modifications, as long as this notice is preserved.
7
8dnl This program is distributed in the hope that it will be useful,
9dnl but WITHOUT ANY WARRANTY, to the extent permitted by law; without
10dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A
11dnl PARTICULAR PURPOSE.
12
13dnl GAS_CHECK_DECL_NEEDED(name, typedefname, typedef, headers)
14AC_DEFUN(GAS_CHECK_DECL_NEEDED,[
15AC_MSG_CHECKING(whether declaration is required for $1)
16AC_CACHE_VAL(gas_cv_decl_needed_$1,
17AC_TRY_LINK([$4],
18[
19typedef $3;
20$2 x;
21x = ($2) $1;
22], gas_cv_decl_needed_$1=no, gas_cv_decl_needed_$1=yes))dnl
23AC_MSG_RESULT($gas_cv_decl_needed_$1)
24if test $gas_cv_decl_needed_$1 = yes; then
25 AC_DEFINE([NEED_DECLARATION_]translit($1, [a-z], [A-Z]), 1,
26	   [Define if $1 is not declared in system header files.])
27fi
28])dnl
29dnl
30dnl Some non-ANSI preprocessors botch requoting inside strings.  That's bad
31dnl enough, but on some of those systems, the assert macro relies on requoting
32dnl working properly!
33dnl GAS_WORKING_ASSERT
34AC_DEFUN(GAS_WORKING_ASSERT,
35[AC_MSG_CHECKING([for working assert macro])
36AC_CACHE_VAL(gas_cv_assert_ok,
37AC_TRY_LINK([#include <assert.h>
38#include <stdio.h>], [
39/* check for requoting problems */
40static int a, b, c, d;
41static char *s;
42assert (!strcmp(s, "foo bar baz quux"));
43/* check for newline handling */
44assert (a == b
45        || c == d);
46], gas_cv_assert_ok=yes, gas_cv_assert_ok=no))dnl
47AC_MSG_RESULT($gas_cv_assert_ok)
48test $gas_cv_assert_ok = yes || AC_DEFINE(BROKEN_ASSERT, 1, [assert broken?])
49])dnl
50dnl
51dnl Since many Bourne shell implementations lack subroutines, use this
52dnl hack to simplify the code in configure.in.
53dnl GAS_UNIQ(listvar)
54AC_DEFUN(GAS_UNIQ,
55[_gas_uniq_list="[$]$1"
56_gas_uniq_newlist=""
57dnl Protect against empty input list.
58for _gas_uniq_i in _gas_uniq_dummy [$]_gas_uniq_list ; do
59  case [$]_gas_uniq_i in
60  _gas_uniq_dummy) ;;
61  *) case " [$]_gas_uniq_newlist " in
62       *" [$]_gas_uniq_i "*) ;;
63       *) _gas_uniq_newlist="[$]_gas_uniq_newlist [$]_gas_uniq_i" ;;
64     esac ;;
65  esac
66done
67$1=[$]_gas_uniq_newlist
68])dnl
69
70sinclude(../libtool.m4)
71dnl The lines below arrange for aclocal not to bring libtool.m4
72dnl AM_PROG_LIBTOOL into aclocal.m4, while still arranging for automake
73dnl to add a definition of LIBTOOL to Makefile.in.
74ifelse(yes,no,[
75AC_DEFUN([AM_PROG_LIBTOOL],)
76AC_DEFUN([AC_CHECK_LIBM],)
77AC_SUBST(LIBTOOL)
78])
79
80sinclude(../gettext.m4)
81ifelse(yes,no,[
82AC_DEFUN([CY_WITH_NLS],)
83AC_SUBST(INTLLIBS)
84])
85
86# Do all the work for Automake.  This macro actually does too much --
87# some checks are only needed if your package does certain things.
88# But this isn't really a big deal.
89
90# serial 1
91
92dnl Usage:
93dnl AM_INIT_AUTOMAKE(package,version, [no-define])
94
95AC_DEFUN([AM_INIT_AUTOMAKE],
96[AC_REQUIRE([AC_PROG_INSTALL])
97PACKAGE=[$1]
98AC_SUBST(PACKAGE)
99VERSION=[$2]
100AC_SUBST(VERSION)
101dnl test to see if srcdir already configured
102if test "`cd $srcdir && pwd`" != "`pwd`" && test -f $srcdir/config.status; then
103  AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
104fi
105ifelse([$3],,
106AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package])
107AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package]))
108AC_REQUIRE([AM_SANITY_CHECK])
109AC_REQUIRE([AC_ARG_PROGRAM])
110dnl FIXME This is truly gross.
111missing_dir=`cd $ac_aux_dir && pwd`
112AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir)
113AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
114AM_MISSING_PROG(AUTOMAKE, automake, $missing_dir)
115AM_MISSING_PROG(AUTOHEADER, autoheader, $missing_dir)
116AM_MISSING_PROG(MAKEINFO, makeinfo, $missing_dir)
117AC_REQUIRE([AC_PROG_MAKE_SET])])
118
119#
120# Check to make sure that the build environment is sane.
121#
122
123AC_DEFUN([AM_SANITY_CHECK],
124[AC_MSG_CHECKING([whether build environment is sane])
125# Just in case
126sleep 1
127echo timestamp > conftestfile
128# Do `set' in a subshell so we don't clobber the current shell's
129# arguments.  Must try -L first in case configure is actually a
130# symlink; some systems play weird games with the mod time of symlinks
131# (eg FreeBSD returns the mod time of the symlink's containing
132# directory).
133if (
134   set X `ls -Lt $srcdir/configure conftestfile 2> /dev/null`
135   if test "[$]*" = "X"; then
136      # -L didn't work.
137      set X `ls -t $srcdir/configure conftestfile`
138   fi
139   if test "[$]*" != "X $srcdir/configure conftestfile" \
140      && test "[$]*" != "X conftestfile $srcdir/configure"; then
141
142      # If neither matched, then we have a broken ls.  This can happen
143      # if, for instance, CONFIG_SHELL is bash and it inherits a
144      # broken ls alias from the environment.  This has actually
145      # happened.  Such a system could not be considered "sane".
146      AC_MSG_ERROR([ls -t appears to fail.  Make sure there is not a broken
147alias in your environment])
148   fi
149
150   test "[$]2" = conftestfile
151   )
152then
153   # Ok.
154   :
155else
156   AC_MSG_ERROR([newly created file is older than distributed files!
157Check your system clock])
158fi
159rm -f conftest*
160AC_MSG_RESULT(yes)])
161
162dnl AM_MISSING_PROG(NAME, PROGRAM, DIRECTORY)
163dnl The program must properly implement --version.
164AC_DEFUN([AM_MISSING_PROG],
165[AC_MSG_CHECKING(for working $2)
166# Run test in a subshell; some versions of sh will print an error if
167# an executable is not found, even if stderr is redirected.
168# Redirect stdin to placate older versions of autoconf.  Sigh.
169if ($2 --version) < /dev/null > /dev/null 2>&1; then
170   $1=$2
171   AC_MSG_RESULT(found)
172else
173   $1="$3/missing $2"
174   AC_MSG_RESULT(missing)
175fi
176AC_SUBST($1)])
177
178# Like AC_CONFIG_HEADER, but automatically create stamp file.
179
180AC_DEFUN([AM_CONFIG_HEADER],
181[AC_PREREQ([2.12])
182AC_CONFIG_HEADER([$1])
183dnl When config.status generates a header, we must update the stamp-h file.
184dnl This file resides in the same directory as the config header
185dnl that is generated.  We must strip everything past the first ":",
186dnl and everything past the last "/".
187AC_OUTPUT_COMMANDS(changequote(<<,>>)dnl
188ifelse(patsubst(<<$1>>, <<[^ ]>>, <<>>), <<>>,
189<<test -z "<<$>>CONFIG_HEADERS" || echo timestamp > patsubst(<<$1>>, <<^\([^:]*/\)?.*>>, <<\1>>)stamp-h<<>>dnl>>,
190<<am_indx=1
191for am_file in <<$1>>; do
192  case " <<$>>CONFIG_HEADERS " in
193  *" <<$>>am_file "*<<)>>
194    echo timestamp > `echo <<$>>am_file | sed -e 's%:.*%%' -e 's%[^/]*$%%'`stamp-h$am_indx
195    ;;
196  esac
197  am_indx=`expr "<<$>>am_indx" + 1`
198done<<>>dnl>>)
199changequote([,]))])
200
201
202dnl AM_PROG_LEX
203dnl Look for flex, lex or missing, then run AC_PROG_LEX and AC_DECL_YYTEXT
204AC_DEFUN([AM_PROG_LEX],
205[missing_dir=ifelse([$1],,`cd $ac_aux_dir && pwd`,$1)
206AC_CHECK_PROGS(LEX, flex lex, "$missing_dir/missing flex")
207AC_PROG_LEX
208AC_DECL_YYTEXT])
209
210# Add --enable-maintainer-mode option to configure.
211# From Jim Meyering
212
213# serial 1
214
215AC_DEFUN([AM_MAINTAINER_MODE],
216[AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
217  dnl maintainer-mode is disabled by default
218  AC_ARG_ENABLE(maintainer-mode,
219[  --enable-maintainer-mode enable make rules and dependencies not useful
220                          (and sometimes confusing) to the casual installer],
221      USE_MAINTAINER_MODE=$enableval,
222      USE_MAINTAINER_MODE=no)
223  AC_MSG_RESULT($USE_MAINTAINER_MODE)
224  AM_CONDITIONAL(MAINTAINER_MODE, test $USE_MAINTAINER_MODE = yes)
225  MAINT=$MAINTAINER_MODE_TRUE
226  AC_SUBST(MAINT)dnl
227]
228)
229
230# Define a conditional.
231
232AC_DEFUN([AM_CONDITIONAL],
233[AC_SUBST($1_TRUE)
234AC_SUBST($1_FALSE)
235if $2; then
236  $1_TRUE=
237  $1_FALSE='#'
238else
239  $1_TRUE='#'
240  $1_FALSE=
241fi])
242
243